Hourly Weather Forecast - Tri-Cities, WA

12 AM
41°F
10%
9mph
SSW
Partly Cloudy
Humidity
79%
Feels like
35°F
Dew Point
35°F
1 AM
40°F
10%
9mph
SSW
Partly Cloudy
Humidity
79%
Feels like
35°F
Dew Point
35°F
2 AM
40°F
10%
9mph
SSW
Partly Cloudy
Humidity
79%
Feels like
34°F
Dew Point
34°F
3 AM
40°F
10%
9mph
SSW
Mostly Clear
Humidity
80%
Feels like
34°F
Dew Point
34°F
4 AM
39°F
10%
9mph
SSW
Mostly Clear
Humidity
82%
Feels like
33°F
Dew Point
34°F
5 AM
39°F
10%
8mph
SSW
Mostly Clear
Humidity
84%
Feels like
33°F
Dew Point
34°F
6 AM
38°F
10%
8mph
SSW
Partly Cloudy
Humidity
86%
Feels like
33°F
Dew Point
35°F
7 AM
39°F
10%
8mph
SSW
Partly Cloudy
Humidity
86%
Feels like
33°F
Dew Point
35°F
7:37 AM
8 AM
40°F
10%
7mph
SSW
Partly Cloudy
Humidity
85%
Feels like
35°F
Dew Point
36°F
9 AM
42°F
10%
7mph
SSW
Mostly Cloudy
Humidity
82%
Feels like
38°F
Dew Point
37°F
10 AM
45°F
10%
7mph
SSW
Cloudy
Humidity
77%
Feels like
41°F
Dew Point
38°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday'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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