Alerts from NWS Charleston SC (UNOFFICIAL)
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chs.nws-bot.us
Alerts from NWS Charleston SC (UNOFFICIAL)
@chs.nws-bot.us
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Unofficial bot sharing alerts from NWS Charleston SC.

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chs.nws-bot.us
Coastal Flood Advisory issued December 5 at 2:33AM EST until December 5 at 9:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.2 to 7.4 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...From 6 AM to 9 AM EST this morning. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 7:43 AM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
December 5, 2025 at 7:45 AM
chs.nws-bot.us
Coastal Flood Advisory issued December 5 at 12:24AM EST until December 5 at 9:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.3 to 7.5 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...From 6 AM to 9 AM EST this morning. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 7:43 AM Friday at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
December 5, 2025 at 5:30 AM
chs.nws-bot.us
Coastal Flood Advisory issued December 4 at 12:42AM EST until December 4 at 8:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.1 to 7.3 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...From 5 AM to 8 AM EST this morning. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 6:47 AM Thursday at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
December 4, 2025 at 5:45 AM
chs.nws-bot.us
Coastal Flood Advisory issued December 3 at 2:48AM EST until December 3 at 8:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Up to one half foot of inundation above ground level along shorelines and tidal waterways (7.0 to 7.2 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...Until 8 AM EST this morning. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 5:52 AM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
December 3, 2025 at 8:00 AM
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Small Craft Advisory issued December 2 at 8:44PM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 6 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 3, 2025 at 1:45 AM
chs.nws-bot.us
Small Craft Advisory issued December 2 at 5:23PM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Seas 3 to 6 ft. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 2, 2025 at 10:30 PM
chs.nws-bot.us
Small Craft Advisory issued December 2 at 12:02PM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and seas 4 to 7 ft. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...Until 7 PM EST this evening. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 2, 2025 at 5:15 PM
chs.nws-bot.us
Small Craft Advisory issued December 2 at 7:26AM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...Until 7 PM EST this evening. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 2, 2025 at 12:30 PM
chs.nws-bot.us
Coastal Flood Advisory issued December 2 at 4:26AM EST until December 2 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Up to one half foot of inundation above ground level along shorelines and tidal waterways (7.1 to 7.3 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...Until 7 AM EST this morning. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 4:55 AM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
December 2, 2025 at 9:30 AM
chs.nws-bot.us
Coastal Flood Advisory issued December 2 at 12:32AM EST until December 2 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.0 to 7.2 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...Until 7 AM EST this morning. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 4:55 AM Tuesday at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
December 2, 2025 at 5:45 AM
chs.nws-bot.us
Small Craft Advisory issued December 2 at 12:31AM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 4 AM early this morning to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 10 AM this morning to 7 PM EST this evening. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 4 AM early this morning to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 2, 2025 at 5:45 AM
chs.nws-bot.us
Coastal Flood Advisory issued December 1 at 9:19PM EST until December 2 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.0 to 7.2 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...From 3 AM to 7 AM EST Tuesday. * IMPACTS...This could result in some roads becoming impassable. * ADDITIONAL DETAILS...High tide will occur around 5:00 AM Tuesday morning at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
December 2, 2025 at 2:30 AM
chs.nws-bot.us
Small Craft Advisory issued December 1 at 6:23PM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 10 AM to 7 PM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 1, 2025 at 11:30 PM
chs.nws-bot.us
Small Craft Advisory issued December 1 at 12:18PM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 10 AM to 7 PM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 1, 2025 at 5:30 PM
chs.nws-bot.us
Small Craft Advisory issued December 1 at 6:35AM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 10 AM to 7 PM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 1, 2025 at 11:45 AM
chs.nws-bot.us
Small Craft Advisory issued December 1 at 12:46AM EST until December 3 at 1:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 10 AM to 7 PM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 4 AM Tuesday to 1 AM EST Wednesday. * IMPACTS...Conditions will be hazardous to small craft.
December 1, 2025 at 6:00 AM
chs.nws-bot.us
Small Craft Advisory issued November 28 at 6:31AM EST until November 28 at 10:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas around 5 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 10 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft.
November 28, 2025 at 11:45 AM
chs.nws-bot.us
Small Craft Advisory issued November 28 at 4:10AM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...North winds 15 to 20 kt with gusts to 25 kt. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...Until 7 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...North winds 20 to 25 kt with gusts to 30 kt and seas 4 to 6 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 7 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft.
November 28, 2025 at 9:15 AM
chs.nws-bot.us
Small Craft Advisory issued November 28 at 12:04AM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...North winds 15 to 25 kt with gusts to 30 kt. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...Until 7 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...North winds 20 to 25 kt with gusts to 30 kt and seas 4 to 6 ft. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 7 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft.
November 28, 2025 at 5:15 AM
chs.nws-bot.us
Small Craft Advisory issued November 27 at 6:11PM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...Until 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and seas 4 to 5 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft.
November 27, 2025 at 11:15 PM
chs.nws-bot.us
Small Craft Advisory issued November 27 at 12:35PM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and seas 4 to 5 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft.
November 27, 2025 at 5:45 PM
chs.nws-bot.us
Small Craft Advisory issued November 27 at 3:50AM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft.
November 27, 2025 at 9:00 AM
chs.nws-bot.us
Small Craft Advisory issued November 27 at 12:20AM EST until November 28 at 7:00AM EST by NWS Charleston SC
Additional Details Here.
* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 7 PM this evening to 7 AM EST Friday. * IMPACTS...Conditions will be hazardous to small craft.
November 27, 2025 at 5:30 AM
chs.nws-bot.us
Special Weather Statement issued November 26 at 12:58AM EST by NWS Charleston SC
Additional Details Here.
Areas of locally dense fog continue to impact parts of the Charleston Tri-County early this morning, mainly along and north of I-26. Visibilities of 1/4 mile or less will persist through 3 AM, although some locations will see conditions improve before then. Motorists should be prepared for visibilities to vary greatly over short distances.
November 26, 2025 at 6:00 AM
chs.nws-bot.us
Special Weather Statement issued November 25 at 10:49PM EST by NWS Charleston SC
Additional Details Here.
Areas of locally dense fog have developed across parts of the Charleston Tri-County, including parts of the Charleston Metro area. Visibilities of 1/4 mile or less will persist through about midnight to 1 AM before conditions improve. Motorists should be prepared for visibilities to vary greatly over short distances.
November 26, 2025 at 4:00 AM