Hourly Weather Forecast - Cosmopolis, WA

3 AM
49°F
30%
3mph
S
30% Chance of Light Rain
Humidity
100%
Feels like
48°F
Dew Point
49°F
4 AM
49°F
50%
3mph
S
50% Chance of Light Rain
Humidity
100%
Feels like
49°F
Dew Point
49°F
5 AM
50°F
50%
4mph
S
50% Chance of Light Rain
Humidity
100%
Feels like
49°F
Dew Point
50°F
6 AM
50°F
40%
5mph
S
40% Chance of Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
7 AM
51°F
50%
6mph
SSW
50% Chance of Light Rain
Humidity
98%
Feels like
51°F
Dew Point
50°F
7:54 AM
8 AM
51°F
60%
7mph
SSW
60% Chance of Light Rain
Humidity
99%
Feels like
51°F
Dew Point
51°F
9 AM
52°F
50%
9mph
SW
50% Chance of Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
10 AM
53°F
50%
11mph
SW
50% Chance of Rain
Humidity
100%
Feels like
53°F
Dew Point
53°F
11 AM
54°F
50%
11mph
SW
50% Chance of Rain
Humidity
100%
Feels like
54°F
Dew Point
54°F
12 PM
54°F
60%
12mph
SSW
60% Chance of Light Rain
Humidity
100%
Feels like
54°F
Dew Point
54°F
1 PM
55°F
70%
12mph
SSW
70% Chance of Light Rain
Humidity
100%
Feels like
55°F
Dew Point
55°F
2 PM
54°F
80%
12mph
SSW
80% Chance of Light Rain
Humidity
99%
Feels like
54°F
Dew Point
54°F
3 PM
54°F
90%
13mph
SSW
Rain
Humidity
97%
Feels like
54°F
Dew Point
53°F
4 PM
54°F
80%
13mph
SSW
80% Chance of Rain
Humidity
95%
Feels like
54°F
Dew Point
53°F
4:26 PM
5 PM
54°F
90%
13mph
SSW
Rain
Humidity
96%
Feels like
54°F
Dew Point
53°F
6 PM
54°F
90%
14mph
SSW
Rain
Humidity
98%
Feels like
54°F
Dew Point
53°F
7 PM
54°F
100%
14mph
SSW
Rain
Humidity
100%
Feels like
54°F
Dew Point
54°F
8 PM
53°F
100%
14mph
SW
Rain
Humidity
100%
Feels like
53°F
Dew Point
53°F
9 PM
53°F
90%
14mph
SW
Rain
Humidity
100%
Feels like
53°F
Dew Point
53°F
10 PM
51°F
100%
14mph
SW
Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
11 PM
50°F
90%
15mph
WSW
Rain
Humidity
99%
Feels like
44°F
Dew Point
49°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.

Tuesday's Weather Outlook

Tuesday'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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