Hourly Weather Forecast - Sion, Valais, CH

12 AM
40°F
20%
2mph
E
Foggy
Humidity
100%
Feels like
40°F
Dew Point
40°F
1 AM
39°F
20%
2mph
ESE
Foggy
Humidity
100%
Feels like
39°F
Dew Point
39°F
2 AM
39°F
20%
3mph
ESE
Foggy
Humidity
100%
Feels like
39°F
Dew Point
39°F
3 AM
39°F
20%
2mph
ESE
Foggy
Humidity
100%
Feels like
39°F
Dew Point
39°F
4 AM
39°F
20%
3mph
ESE
Foggy
Humidity
100%
Feels like
39°F
Dew Point
39°F
5 AM
39°F
20%
3mph
ESE
Foggy
Humidity
100%
Feels like
39°F
Dew Point
39°F
6 AM
39°F
20%
3mph
ESE
Foggy
Humidity
100%
Feels like
39°F
Dew Point
39°F
7 AM
39°F
20%
3mph
ESE
Foggy
Humidity
100%
Feels like
39°F
Dew Point
39°F
8 AM
39°F
20%
3mph
ESE
Foggy
Humidity
99%
Feels like
39°F
Dew Point
39°F
8:10 AM
9 AM
39°F
20%
3mph
ESE
Cloudy
Humidity
95%
Feels like
39°F
Dew Point
38°F
10 AM
41°F
20%
2mph
ESE
Cloudy
Humidity
87%
Feels like
41°F
Dew Point
37°F
11 AM
43°F
10%
2mph
ESE
Cloudy
Humidity
77%
Feels like
43°F
Dew Point
36°F
12 PM
45°F
20%
2mph
ESE
Cloudy
Humidity
68%
Feels like
45°F
Dew Point
35°F
1 PM
46°F
20%
2mph
ESE
Cloudy
Humidity
63%
Feels like
46°F
Dew Point
35°F
2 PM
47°F
20%
2mph
ESE
Cloudy
Humidity
61%
Feels like
47°F
Dew Point
35°F
3 PM
46°F
20%
2mph
ESE
Cloudy
Humidity
63%
Feels like
46°F
Dew Point
35°F
4 PM
45°F
20%
2mph
ESE
Cloudy
Humidity
68%
Feels like
45°F
Dew Point
35°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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