Hourly Weather Forecast - Mount Vernon, WA

9 AM
55°F
20%
12mph
SSE
Cloudy
Humidity
83%
Feels like
55°F
Dew Point
49°F
10 AM
54°F
20%
12mph
SSE
Cloudy
Humidity
85%
Feels like
54°F
Dew Point
50°F
11 AM
55°F
20%
12mph
SSE
Cloudy
Humidity
85%
Feels like
55°F
Dew Point
50°F
12 PM
55°F
20%
12mph
SSE
Cloudy
Humidity
86%
Feels like
55°F
Dew Point
50°F
1 PM
55°F
20%
12mph
SSE
Cloudy
Humidity
86%
Feels like
55°F
Dew Point
51°F
2 PM
54°F
20%
11mph
SSE
Mostly Cloudy
Humidity
86%
Feels like
54°F
Dew Point
50°F
3 PM
54°F
30%
11mph
SSE
30% Chance of Light Rain
Humidity
85%
Feels like
54°F
Dew Point
50°F
4 PM
54°F
30%
11mph
SSE
30% Chance of Light Rain
Humidity
86%
Feels like
54°F
Dew Point
50°F
4:14 PM
5 PM
54°F
40%
11mph
SSE
40% Chance of Light Rain
Humidity
87%
Feels like
54°F
Dew Point
50°F
6 PM
54°F
50%
11mph
SSE
50% Chance of Light Rain
Humidity
90%
Feels like
54°F
Dew Point
51°F
7 PM
54°F
40%
12mph
SSE
40% Chance of Light Rain
Humidity
89%
Feels like
54°F
Dew Point
51°F
8 PM
54°F
50%
12mph
SE
50% Chance of Light Rain
Humidity
89%
Feels like
54°F
Dew Point
51°F
9 PM
54°F
50%
12mph
SE
50% Chance of Light Rain
Humidity
88%
Feels like
54°F
Dew Point
50°F
10 PM
55°F
60%
13mph
SE
60% Chance of Light Rain
Humidity
86%
Feels like
55°F
Dew Point
50°F
11 PM
55°F
60%
13mph
SE
60% Chance of Light Rain
Humidity
87%
Feels like
55°F
Dew Point
51°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

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

Cold Air Damming - Cause And Effects

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