Alerts from NWS Detroit/Pontiac MI (UNOFFICIAL)
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Alerts from NWS Detroit/Pontiac MI (UNOFFICIAL)
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Small Craft Advisory issued December 4 at 9:49PM EST until December 6 at 4:00AM EST by NWS Detroit/Pontiac MI
Additional Details Here.
* WHAT...Expect sustained winds up to 29 knots from the southwest with gusts up to 33 knots. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 6 AM EST Friday with the largest waves expected around 8 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft.
December 5, 2025 at 3:00 AM
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Small Craft Advisory issued December 4 at 10:18AM EST until December 4 at 4:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
* WHAT...During the first Small Craft Advisory, expect sustained winds up to 22 knots from the northwest with gusts up to 30 knots. The largest significant waves will be 5 feet with a potential maximum wave height of 7 feet. During the second Small Craft Advisory, expect sustained winds up to 30 knots from the southwest. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...During the Small Craft Advisory Friday, the maximum winds are expected around 7 AM EST Friday with the largest waves expected around 9 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...During the first Small Craft Advisory, expect sustained winds up to 22 knots from the northwest with gusts up to 30 knots. The largest significant waves will be 5 feet with a potential maximum wave height of 7 feet. During the second Small Craft Advisory, expect sustained winds up to 30 knots from the southwest. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...During the Small Craft Advisory Friday, the maximum winds are expected around 7 AM EST Friday with the largest waves expected around 9 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Expect sustained winds up to 21 knots from the northwest with gusts up to 30 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 5 feet. * WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds and waves are expected this morning. * IMPACTS...Conditions will be hazardous to small craft.
December 4, 2025 at 3:30 PM
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Small Craft Advisory issued December 4 at 3:32AM EST until December 4 at 4:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
* WHAT...Expect sustained winds up to 24 knots from the northwest with gusts up to 31 knots. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 7 AM EST Thursday with the largest waves expected around 9 AM EST Thursday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Expect sustained winds up to 21 knots from the northwest with gusts up to 30 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. * WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 6 AM EST Thursday with the largest waves expected around 9 AM EST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
December 4, 2025 at 8:45 AM
dtw.nws-bot.us
Small Craft Advisory issued December 3 at 7:01PM EST until December 4 at 4:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
* WHAT...Expect sustained winds up to 27 knots from the northwest with gusts up to 31 knots. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 7 AM EST Thursday with the largest waves expected around 9 AM EST Thursday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Expect sustained winds up to 22 knots from the northwest with gusts up to 29 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. * WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 6 AM EST Thursday with the largest waves expected around 9 AM EST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
December 4, 2025 at 12:15 AM
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Special Weather Statement issued December 3 at 5:05PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
An area of very light snow will develop over portions of Southeast Michigan including Metro Detroit during the evening commute. Some patchy light freezing drizzle may also mix in with the light snow. While no significant snow amounts are anticipated, moisture on area roadways may lead to slippery roadways, bridges, and overpasses as temperatures are currently in the lower to middle 20s. Motorists are urged to use caution and account for variable driving conditions by slowing down and allowing extra time.
December 3, 2025 at 10:15 PM
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Special Weather Statement issued December 3 at 3:38PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
Some freezing drizzle has been observed in an area between Mount Pleasant and Greenville and will move across the Tri Cities region and possibly northern Shiawassee and Tuscola counties between 4 PM and 7 PM. Some of this freezing drizzle has been mixed in with light snow. With temperatures in the 20s, drivers should be aware of potential black ice on paved surfaces. Slow down and allow plenty of room between you and the vehicle in front of you.
December 3, 2025 at 8:45 PM
dtw.nws-bot.us
Low Water Advisory issued December 3 at 3:32PM EST until December 3 at 10:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
* WHAT...Abnormally low water levels. * WHERE...Michigan Waters of Lake Erie from Detroit River to North Cape MI. * WHEN...The maximum winds are expected around 5 PM EST Wednesday with the largest waves expected around 6 PM EST Wednesday. * IMPACTS...Below normal water levels will result in hazardous navigating conditions. * ADDITIONAL DETAILS...Water levels will remain near the critical mark for safe navigation of 5 inches below low water datum into this evening before rising overnight tonight. * WHAT...Expect sustained winds up to 27 knots from the northwest with gusts up to 31 knots. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 7 AM EST Thursday with the largest waves expected around 9 AM EST Thursday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Expect sustained winds up to 22 knots from the northwest with gusts up to 29 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. * WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 6 AM EST Thursday with the largest waves expected around 9 AM EST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
December 3, 2025 at 8:45 PM
dtw.nws-bot.us
Small Craft Advisory issued December 3 at 4:01AM EST until December 4 at 4:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
* WHAT...Expect sustained winds up to 23 knots from the northwest with gusts up to 30 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. * WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 6 AM EST Thursday with the largest waves expected around 9 AM EST Thursday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Abnormally low water levels expected. * WHERE...Michigan Waters of Lake Erie from Detroit River to North Cape MI. * WHEN...From 10 AM this morning to 10 PM EST this evening. * IMPACTS...Below normal water levels will result in hazardous navigating conditions. * ADDITIONAL DETAILS...Elevated southwest winds through this evening will result in water levels across the western basin of Lake Erie to fall near or slightly below the critical mark for safe navigation of 5 inches below low water datum. * WHAT...Expect sustained winds up to 27 knots from the west with gusts up to 31 knots. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 7 AM EST Thursday with the largest waves expected around 9 AM EST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
December 3, 2025 at 9:15 AM
dtw.nws-bot.us
Low Water Advisory issued December 3 at 3:57AM EST until December 3 at 10:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
* WHAT...Abnormally low water levels expected. * WHERE...Michigan Waters of Lake Erie from Detroit River to North Cape MI. * WHEN...From 10 AM this morning to 10 PM EST this evening. * IMPACTS...Below normal water levels will result in hazardous navigating conditions. * ADDITIONAL DETAILS...Elevated southwest winds through this evening will result in water levels across the western basin of Lake Erie to fall near or slightly below the critical mark for safe navigation of 5 inches below low water datum. * WHAT...Expect sustained winds up to 27 knots from the west with gusts up to 31 knots. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 7 AM EST Thursday with the largest waves expected around 9 AM EST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
December 3, 2025 at 9:00 AM
dtw.nws-bot.us
Small Craft Advisory issued December 2 at 9:37PM EST until December 4 at 4:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
* WHAT...Expect sustained winds up to 28 knots from the west with gusts up to 31 knots. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 5 AM EST Thursday with the largest waves expected around 7 AM EST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
December 3, 2025 at 2:45 AM
dtw.nws-bot.us
Small Craft Advisory issued December 2 at 3:41PM EST until December 4 at 4:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
* WHAT...Expect sustained winds up to 28 knots from the west with gusts up to 31 knots. The largest significant waves will be 5 feet with a potential maximum wave height of 7 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 5 AM EST Thursday with the largest waves expected around 9 AM EST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
December 2, 2025 at 8:45 PM
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Special Weather Statement issued December 2 at 5:28AM EST by NWS Detroit/Pontiac MI
Additional Details Here.
WEATHER... * Light snowfall is coming to an end early this morning. Any untreated roads will remain slick through the morning commute. * Temperatures hover in the upper teens and 20s. IMPACTS... * Snow covered roads leading to slippery conditions particularly on bridges, exit ramps and overpasses.
December 2, 2025 at 10:30 AM
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Special Weather Statement issued December 2 at 5:08AM EST by NWS Detroit/Pontiac MI
Additional Details Here.
WEATHER... * Areas of dense freezing fog will impact the area through the morning commute. Temperatures ranging between 14 and 19 degrees will allow moisture to freeze on some untreated roadways. IMPACTS... * Fog in contact with the ground may freeze on roads leading to slippery conditions particularly on bridges, exit ramps and overpasses. * Dense fog will reduce visibilities to one quarter mile or less at times. Rapid fluctuations of visibility will occur.
December 2, 2025 at 10:15 AM
dtw.nws-bot.us
Small Craft Advisory issued December 2 at 3:07AM EST until December 4 at 4:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
* WHAT...Expect sustained winds up to 26 knots from the west with gusts up to 31 knots. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 7 AM EST Thursday with the largest waves expected around 1 PM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 2, 2025 at 8:15 AM
dtw.nws-bot.us
Special Weather Statement issued December 1 at 9:35PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
An area of light snow is overspreading Southeast Michigan late this evening. Visibility reductions to 1 mile are possible tonight in areas of enhanced snowfall. Untreated roadways may become slick and snow covered. Drivers should be prepared for variable road conditions and the possibility for rapid reductions in visibility. Total snow accumulations of 1 to 2 inches are possible between I-96/696 and I-94 by Tuesday morning. Potential exists for localized snowfall totals up to 3 inches, south of I-94. Overnight temperatures drop into the lower 20s.
December 2, 2025 at 2:45 AM
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Special Weather Statement issued December 1 at 9:27PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
An area of light snow is overspreading Southeast Michigan late this evening. Visibility reductions to 2 miles are possible tonight in areas of snowfall. Untreated roadways may become slick and snow covered. Drivers should be prepared for variable road conditions and the possibility for reductions in visibility. Total snow accumulations of a coating to an inch are possible along and north of I-69 by Tuesday morning. Overnight temperatures drop into the upper teens.
December 2, 2025 at 2:30 AM
dtw.nws-bot.us
Small Craft Advisory issued November 30 at 10:02PM EST until December 1 at 7:00AM EST by NWS Detroit/Pontiac MI
Additional Details Here.
* WHAT...Expect sustained winds up to 24 knots from the northwest with gusts up to 28 knots. The largest significant waves will be 10 feet with a potential maximum wave height of 14 feet. * WHERE...Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 10 PM EST Sunday with the largest waves expected around 10 PM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Expect sustained winds up to 22 knots from the northwest with gusts up to 28 knots. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 10 PM EST Sunday with the largest waves expected around 10 PM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft.
December 1, 2025 at 3:15 AM
dtw.nws-bot.us
Small Craft Advisory issued November 30 at 9:35AM EST until November 30 at 2:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.(2/3)
* WHAT...During the Low Water Advisory, abnormally low water levels. During the Small Craft Advisory, expect sustained winds up to 27 knots from the west with gusts up to 34 knots. The largest significant waves will be 5 feet with a potential maximum wave height of 7 feet. * WHERE...Michigan Waters of Lake Erie from Detroit River to North Cape MI. * WHEN...The maximum winds are expected around 9 AM EST Sunday with the largest waves expected around 9 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. Below normal water levels will result in hazardous navigating conditions. * ADDITIONAL DETAILS...At 9:25 AM EST, the water level at Toledo was 7.7 inches below low water datum. The critical mark for safe navigation is 5 inches below low water datum. Water levels in the western basin of Lake Erie are forecast to fall to almost 4 feet below low water datum by this early to mid-afternoon. Water levels should then rebound to above the critical mark by this late evening. * WHAT...Expect sustained winds up to 23 knots from the west with gusts up to 31 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 4 feet. * WHERE...Lake St Clair. * WHEN...The maximum winds are expected around 9 AM EST Sunday with the largest waves expected around 9 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Expect sustained winds up to 27 knots from the northwest with gusts up to 32 knots. The largest significant waves will be 7 feet with a potential maximum wave height of 10 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 7 PM EST Sunday with the largest waves expected around 9 PM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Expect sustained winds up to 23 knots from the northwest with gusts up to 33 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. * WHERE...Inner Saginaw Bay SW of Point Au Gres to Bay Port MI. * WHEN...The maximum winds are expected around 7 PM EST Sunday with the largest waves expected around 4 PM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft.
November 30, 2025 at 2:45 PM
dtw.nws-bot.us
Small Craft Advisory issued November 30 at 9:35AM EST until November 30 at 2:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
(1/3)
* WHAT...During the Small Craft Advisory, expect sustained winds up to 19 knots from the west with gusts up to 24 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. During the Gale Warning, expect sustained winds up to 30 knots from the northwest with gusts up to 37 knots. The largest significant waves will be 11 feet with a potential maximum wave height of 16 feet. * WHERE...Port Austin to Harbor Beach MI. * WHEN...During the Small Craft Advisory, the maximum winds are expected around 1 PM EST Sunday with the largest waves expected around 9 AM EST Sunday. During the Gale Warning, the maximum winds are expected around 9 PM EST Sunday with the largest waves expected around 9 PM EST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * WHAT...During the Small Craft Advisory, expect sustained winds up to 19 knots from the west with gusts up to 24 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. During the Gale Warning, expect sustained winds up to 30 knots from the northwest with gusts up to 37 knots. The largest significant waves will be 11 feet with a potential maximum wave height of 16 feet. * WHERE...Port Austin to Harbor Beach MI. * WHEN...During the Small Craft Advisory, the maximum winds are expected around 1 PM EST Sunday with the largest waves expected around 9 AM EST Sunday. During the Gale Warning, the maximum winds are expected around 9 PM EST Sunday with the largest waves expected around 9 PM EST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * WHAT...Expect sustained winds up to 32 knots from the northwest with gusts up to 38 knots. The largest significant waves will be 12 feet with a potential maximum wave height of 17 feet. * WHERE...Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore, Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore, Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore, Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore and Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore. * WHEN...The maximum winds are expected around 7 PM EST Sunday with the largest waves expected around 9 PM EST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * WHAT...During the Low Water Advisory, abnormally low water levels. During the Small Craft Advisory, expect sustained winds up to 27 knots from the west with gusts up to 34 knots. The largest significant waves will be 5 feet with a potential maximum wave height of 7 feet. * WHERE...Michigan Waters of Lake Erie from Detroit River to North Cape MI. * WHEN...The maximum winds are expected around 9 AM EST Sunday with the largest waves expected around 9 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. Below normal water levels will result in hazardous navigating conditions. * ADDITIONAL DETAILS...At 9:25 AM EST, the water level at Toledo was 7.7 inches below low water datum. The critical mark for safe navigation is 5 inches below low water datum. Water levels in the western basin of Lake Erie are forecast to fall to almost 4 feet below low water datum by this early to mid-afternoon. Water levels should then rebound to above the critical mark by this late evening.
November 30, 2025 at 2:45 PM
dtw.nws-bot.us
Special Weather Statement issued November 30 at 8:27AM EST by NWS Detroit/Pontiac MI
Additional Details Here.
WEATHER... * Light to briefly moderate snow will continue across the area this morning and gradually come to an end from west to east towards noon. * Snow accumulations of up to 1 inch are possible through the remainder of the morning. * Southwest winds of 10 to 20 mph with gusts of 25 to 35 mph. * Air temperatures 31 to 36 degrees. IMPACTS... * Accumulating snow will lead to snow covered and slippery roads. * Falling snow may briefly lead to visibility below one mile.
November 30, 2025 at 1:30 PM
dtw.nws-bot.us
Special Weather Statement issued November 30 at 3:53AM EST by NWS Detroit/Pontiac MI
Additional Details Here.
WEATHER... * Light to briefly moderate snow will continue across the area through mid morning. * Additional snow accumulations of up to 2 inches are expected. * Southeast winds 10 to 15 mph. * Air temperatures 30 to 34 degrees. IMPACTS... * Accumulating snow will lead to snow covered and slippery roads. * Falling snow may briefly lead to visibility below one mile. WEATHER... * Light to briefly moderate snow will continue across the area through mid morning. * Additional snow accumulations of up to 2 inches are expected. * Southeast winds 10 to 15 mph. * Air temperatures 30 to 34 degrees. IMPACTS... * Accumulating snow will lead to snow covered and slippery roads. * Falling snow may briefly lead to visibility below one mile.
November 30, 2025 at 9:00 AM
dtw.nws-bot.us
🚨 Winter Storm Warning issued November 30 at 3:10AM EST until November 30 at 10:00AM EST by NWS Detroit/Pontiac MI 🚨
Additional Details Here.
* WHAT...Snow. Additional snow accumulations up to two inches. Winds gusting as high as 35 mph. * WHERE...A portion of southeast Michigan. * WHEN...Until 10 AM EST this morning. * IMPACTS...Plan on slippery road conditions. * WHAT...Snow. Additional snow accumulations up to two inches. Winds gusting as high as 35 mph. * WHERE...A portion of southeast Michigan. * WHEN...Until 10 AM EST this morning. * IMPACTS...Plan on slippery road conditions.
November 30, 2025 at 8:15 AM
dtw.nws-bot.us
Small Craft Advisory issued November 29 at 9:31PM EST until November 30 at 2:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.(2/3)
* WHAT...During the Small Craft Advisory, expect sustained winds up to 27 knots from the southwest with gusts up to 34 knots. The largest significant waves will be 5 feet with a potential maximum wave height of 7 feet. During the Low Water Advisory, abnormally low water levels expected. * WHERE...Michigan Waters of Lake Erie from Detroit River to North Cape MI. * WHEN...The maximum winds are expected around 9 AM EST Sunday with the largest waves expected around 3 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. Below normal water levels will result in hazardous navigating conditions. * ADDITIONAL DETAILS...At 9:00 PM EST Saturday, the water level at Toledo was 23.9 inches above low water datum. The critical mark for safe navigation is 5 inches below low water datum. Water levels in the western basin of Lake Erie are expected to fall below the critical mark for safe navigation between 3 AM and 7 AM Sunday and then rebound to above the critical mark during Sunday evening. * WHAT...Expect sustained winds up to 23 knots from the southwest with gusts up to 31 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 4 feet. * WHERE...Lake St Clair. * WHEN...The maximum winds are expected around 9 AM EST Sunday with the largest waves expected around 9 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Expect sustained winds up to 27 knots from the west with gusts up to 35 knots. The largest significant waves will be 7 feet with a potential maximum wave height of 10 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 7 PM EST Sunday with the largest waves expected around 9 PM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Expect sustained winds up to 23 knots from the northwest with gusts up to 33 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. * WHERE...Inner Saginaw Bay SW of Point Au Gres to Bay Port MI. * WHEN...The maximum winds are expected around 7 PM EST Sunday with the largest waves expected around 8 PM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft.
November 30, 2025 at 2:45 AM
dtw.nws-bot.us
Small Craft Advisory issued November 29 at 9:31PM EST until November 30 at 2:00PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
(1/3)
* WHAT...During the Small Craft Advisory, expect sustained winds up to 22 knots from the south with gusts up to 28 knots. The largest significant waves will be 7 feet with a potential maximum wave height of 10 feet. During the Gale Warning, expect sustained winds up to 30 knots from the northwest with gusts up to 37 knots. The largest significant waves will be 11 feet with a potential maximum wave height of 16 feet. * WHERE...Port Austin to Harbor Beach MI. * WHEN...During the Small Craft Advisory, the maximum winds are expected around 2 AM EST Sunday with the largest waves expected around 4 AM EST Sunday. During the Gale Warning, the maximum winds are expected around 9 PM EST Sunday with the largest waves expected around 9 PM EST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * WHAT...During the Small Craft Advisory, expect sustained winds up to 22 knots from the south with gusts up to 28 knots. The largest significant waves will be 7 feet with a potential maximum wave height of 10 feet. During the Gale Warning, expect sustained winds up to 30 knots from the northwest with gusts up to 37 knots. The largest significant waves will be 11 feet with a potential maximum wave height of 16 feet. * WHERE...Port Austin to Harbor Beach MI. * WHEN...During the Small Craft Advisory, the maximum winds are expected around 2 AM EST Sunday with the largest waves expected around 4 AM EST Sunday. During the Gale Warning, the maximum winds are expected around 9 PM EST Sunday with the largest waves expected around 9 PM EST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * WHAT...Expect sustained winds up to 32 knots from the northwest with gusts up to 38 knots. The largest significant waves will be 12 feet with a potential maximum wave height of 17 feet. * WHERE...Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore, Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore, Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore, Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore and Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore. * WHEN...The maximum winds are expected around 7 PM EST Sunday with the largest waves expected around 9 PM EST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * WHAT...During the Small Craft Advisory, expect sustained winds up to 27 knots from the southwest with gusts up to 34 knots. The largest significant waves will be 5 feet with a potential maximum wave height of 7 feet. During the Low Water Advisory, abnormally low water levels expected. * WHERE...Michigan Waters of Lake Erie from Detroit River to North Cape MI. * WHEN...The maximum winds are expected around 9 AM EST Sunday with the largest waves expected around 3 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. Below normal water levels will result in hazardous navigating conditions. * ADDITIONAL DETAILS...At 9:00 PM EST Saturday, the water level at Toledo was 23.9 inches above low water datum. The critical mark for safe navigation is 5 inches below low water datum. Water levels in the western basin of Lake Erie are expected to fall below the critical mark for safe navigation between 3 AM and 7 AM Sunday and then rebound to above the critical mark during Sunday evening.
November 30, 2025 at 2:45 AM
dtw.nws-bot.us
Special Weather Statement issued November 29 at 7:32PM EST by NWS Detroit/Pontiac MI
Additional Details Here.
Heavier snowfall is lifting across the I-94 corridor and will reach the I-96/696 corridor later this evening. Expect snowfall rates up to a half inch per hour and visibility reductions down to a half mile. With air temperatures in the upper 20s, untreated roadways will become slick and snow covered. Drivers should be prepared for highly variable road conditions and the possibility for rapid reductions in visibility this evening and overnight.
November 30, 2025 at 12:45 AM