Matthias Sänger
@msaenger.bsky.social
Weather, Natural Perils, Data Viz myweather.ch
Vimeo: http://vimeo.com/user19032219
LinkedIn: http://linkedin.com/in/msaenger
Vimeo: http://vimeo.com/user19032219
LinkedIn: http://linkedin.com/in/msaenger
Tropical Cyclone 09S in the eastern Indian Ocean could impact the Cocos (Keeling) Islands* (centre of the map) in a couple of days. Both the track and intensity remain highly uncertain due to a lack of an upper-level steering pattern. Multi-model ensemble track forecast.
* pop. 600 souls
* pop. 600 souls
December 21, 2025 at 12:26 PM
Tropical Cyclone 09S in the eastern Indian Ocean could impact the Cocos (Keeling) Islands* (centre of the map) in a couple of days. Both the track and intensity remain highly uncertain due to a lack of an upper-level steering pattern. Multi-model ensemble track forecast.
* pop. 600 souls
* pop. 600 souls
Just a single intensive storm across the entire Northern Hemisphere over the next few days. Multi-model ensemble storm-track forecasts.
December 21, 2025 at 8:20 AM
Just a single intensive storm across the entire Northern Hemisphere over the next few days. Multi-model ensemble storm-track forecasts.
The jet stream over Europe remains generally weak. It is forecast to form a cut-off low over the Western Mediterranean on Sunday and a distinct anticyclone over Northern Europe at Christmas.
December 20, 2025 at 7:53 PM
The jet stream over Europe remains generally weak. It is forecast to form a cut-off low over the Western Mediterranean on Sunday and a distinct anticyclone over Northern Europe at Christmas.
Sonnenaufgang 🌅 Runde. Celerina, Engadin.
December 19, 2025 at 9:18 AM
Sonnenaufgang 🌅 Runde. Celerina, Engadin.
Eine Ladung Schnee würde dem Engadin guttun. Heute ein Schäumchen Neuschnee bei Temperaturen um den Gefrierpunkt. Val Roseg auf 1800m
December 16, 2025 at 6:47 PM
Eine Ladung Schnee würde dem Engadin guttun. Heute ein Schäumchen Neuschnee bei Temperaturen um den Gefrierpunkt. Val Roseg auf 1800m
Reposted by Matthias Sänger
Endlich mal das #Nebelmeer von oben betrachten. Wanderung im #Tösstal auf Hüttchopf und Dürrspitz und zurück unter die 😶🌫️ Decke nach Fischenthal.
December 14, 2025 at 4:37 PM
Endlich mal das #Nebelmeer von oben betrachten. Wanderung im #Tösstal auf Hüttchopf und Dürrspitz und zurück unter die 😶🌫️ Decke nach Fischenthal.
Storms continue to avoid continental Europe. Multi-model ensemble tracks till 20 December.
December 13, 2025 at 5:43 PM
Storms continue to avoid continental Europe. Multi-model ensemble tracks till 20 December.
Iceland is attracting all current and approaching Atlantic storms...
December 12, 2025 at 8:51 AM
Iceland is attracting all current and approaching Atlantic storms...
Calm skies over Europe in the coming days.
December 11, 2025 at 6:03 PM
Calm skies over Europe in the coming days.
In erhöhten Lagen war es gestern sehr mild. In La Chaux-de-Fonds gab es einen Höchstwert von 14.1 °C. Die Rekordwerte für Dezember sind jedoch noch weit entfernt - Am 16. Dezember 1989 gab es 18.6 °C.
myweather.ch/winter/CDF
myweather.ch/winter/CDF
December 10, 2025 at 8:05 AM
In erhöhten Lagen war es gestern sehr mild. In La Chaux-de-Fonds gab es einen Höchstwert von 14.1 °C. Die Rekordwerte für Dezember sind jedoch noch weit entfernt - Am 16. Dezember 1989 gab es 18.6 °C.
myweather.ch/winter/CDF
myweather.ch/winter/CDF
The development of an intensive Atlantic low-pressure system, which would affect Ireland/Scotland on Tuesday and Wednesday, becomes more and more likely. Multi-model ensemble tracks.
December 8, 2025 at 8:29 AM
The development of an intensive Atlantic low-pressure system, which would affect Ireland/Scotland on Tuesday and Wednesday, becomes more and more likely. Multi-model ensemble tracks.
There is great uncertainty after 8 December regarding storm tracks over the eastern Atlantic, according to multi-model ensembles.
December 6, 2025 at 3:14 PM
There is great uncertainty after 8 December regarding storm tracks over the eastern Atlantic, according to multi-model ensembles.
Blocking pattern prevents storms from reaching Central Europe. Northwestern Europe will experience a number of stormy and wet days, however.
December 5, 2025 at 8:16 AM
Blocking pattern prevents storms from reaching Central Europe. Northwestern Europe will experience a number of stormy and wet days, however.
Conditions for storm formation over the Atlantic become more favourable during the next days. Multi-model ensemble track forecast.
December 3, 2025 at 12:31 PM
Conditions for storm formation over the Atlantic become more favourable during the next days. Multi-model ensemble track forecast.
Calm weather over Central Europe over the next couple of days. The Atlantic low will not move further east than the British Isles.
November 30, 2025 at 4:10 PM
Calm weather over Central Europe over the next couple of days. The Atlantic low will not move further east than the British Isles.
Reposted by Matthias Sänger
Beautiful halo with a nicely positioned cloud above Airlie Beach, QLD, Australia earlier today. #stormhour #atmosphericoptics
November 30, 2025 at 10:20 AM
Beautiful halo with a nicely positioned cloud above Airlie Beach, QLD, Australia earlier today. #stormhour #atmosphericoptics
Der Mürtschenstock wirft seinen Schatten auf den Zürichsee.
November 30, 2025 at 9:33 AM
Der Mürtschenstock wirft seinen Schatten auf den Zürichsee.
Current snow pack at Säntis mountain (Switzerland) is well above the long-term average. Usually a snow depth of 180 cm is not reached before end of December!
More charts: myweather.ch/winter/SAE#s...
More charts: myweather.ch/winter/SAE#s...
November 28, 2025 at 6:33 AM
Current snow pack at Säntis mountain (Switzerland) is well above the long-term average. Usually a snow depth of 180 cm is not reached before end of December!
More charts: myweather.ch/winter/SAE#s...
More charts: myweather.ch/winter/SAE#s...
Forecast tracks for Tropical Storm 33W (Koto) and Tropical Cyclone 05B (Ditwah). The main threat is not wind but excessive rainfall. The landfall locations are highly uncertain at this point.
November 28, 2025 at 6:30 AM
Forecast tracks for Tropical Storm 33W (Koto) and Tropical Cyclone 05B (Ditwah). The main threat is not wind but excessive rainfall. The landfall locations are highly uncertain at this point.
Storm activity over the Atlantic and Western Europe: The track of the first low, which passes over the Faroe Islands, is quite certain, but thereafter, uncertainty reigns!
November 27, 2025 at 5:21 AM
Storm activity over the Atlantic and Western Europe: The track of the first low, which passes over the Faroe Islands, is quite certain, but thereafter, uncertainty reigns!
Intensive storm low to affect Northwestern Europe later this week. Multi-model ensemble tracks.
November 26, 2025 at 9:11 AM
Intensive storm low to affect Northwestern Europe later this week. Multi-model ensemble tracks.
Tropical Depression 33W, located over the #Philippines could develop into a tropical cyclone in the next couple of hours. Intensity forecast is highly uncertain according to multi-model ensembles.
November 24, 2025 at 8:30 PM
Tropical Depression 33W, located over the #Philippines could develop into a tropical cyclone in the next couple of hours. Intensity forecast is highly uncertain according to multi-model ensembles.
In La Brévine 21 Grad wärmer als gestern zur gleichen Zeit. Der Südwestwind hat den Kaltluftsee ausgeräumt!
myweather.ch/map?para=tt_...
myweather.ch/map?para=tt_...
November 23, 2025 at 4:19 PM
In La Brévine 21 Grad wärmer als gestern zur gleichen Zeit. Der Südwestwind hat den Kaltluftsee ausgeräumt!
myweather.ch/map?para=tt_...
myweather.ch/map?para=tt_...
Von einem ins andere Extrem... Temperaturverlauf auf dem Säntis (2501 m).
myweather.ch/winter/SAE
myweather.ch/winter/SAE
November 22, 2025 at 1:50 PM
Von einem ins andere Extrem... Temperaturverlauf auf dem Säntis (2501 m).
myweather.ch/winter/SAE
myweather.ch/winter/SAE