Hourly Weather Forecast - Prosser, WA

12 AM
37°F
0%
4mph
S
Mostly Clear
Humidity
76%
Feels like
34°F
Dew Point
30°F
1 AM
37°F
0%
4mph
S
Partly Cloudy
Humidity
77%
Feels like
33°F
Dew Point
30°F
2 AM
36°F
0%
4mph
S
Partly Cloudy
Humidity
78%
Feels like
33°F
Dew Point
30°F
3 AM
36°F
0%
4mph
SSE
Mostly Cloudy
Humidity
80%
Feels like
33°F
Dew Point
30°F
4 AM
35°F
0%
4mph
SSE
Cloudy
Humidity
82%
Feels like
32°F
Dew Point
30°F
5 AM
34°F
0%
3mph
SE
Cloudy
Humidity
85%
Feels like
32°F
Dew Point
30°F
6 AM
34°F
0%
3mph
SE
Mostly Cloudy
Humidity
87%
Feels like
31°F
Dew Point
30°F
7 AM
34°F
0%
3mph
ESE
Mostly Cloudy
Humidity
88%
Feels like
31°F
Dew Point
31°F
7:38 AM
8 AM
35°F
30%
3mph
ESE
30% Chance Rain Showers
Humidity
87%
Feels like
32°F
Dew Point
31°F
9 AM
37°F
30%
4mph
SE
30% Chance of Light Rain
Humidity
83%
Feels like
34°F
Dew Point
32°F
10 AM
39°F
30%
4mph
SE
30% Chance of Rain
Humidity
79%
Feels like
36°F
Dew Point
33°F
11 AM
40°F
30%
4mph
SSE
30% Chance Rain Showers
Humidity
76%
Feels like
38°F
Dew Point
33°F
12 PM
42°F
30%
4mph
SSE
30% Chance Rain Showers
Humidity
73%
Feels like
39°F
Dew Point
34°F
1 PM
43°F
30%
4mph
SSE
30% Chance Rain Showers
Humidity
71%
Feels like
40°F
Dew Point
34°F
2 PM
43°F
30%
4mph
SSE
30% Chance Rain Showers
Humidity
70%
Feels like
41°F
Dew Point
34°F
3 PM
43°F
30%
4mph
SSE
30% Chance Rain Showers
Humidity
71%
Feels like
40°F
Dew Point
34°F
4 PM
41°F
10%
4mph
SSE
Partly Cloudy
Humidity
74%
Feels like
38°F
Dew Point
33°F
4:15 PM
5 PM
39°F
10%
4mph
SSE
Partly Cloudy
Humidity
79%
Feels like
36°F
Dew Point
33°F
6 PM
38°F
10%
4mph
S
Mostly Cloudy
Humidity
82%
Feels like
35°F
Dew Point
33°F
7 PM
38°F
30%
4mph
S
30% Chance of Light Rain
Humidity
83%
Feels like
35°F
Dew Point
33°F
8 PM
39°F
30%
4mph
S
30% Chance of Light Rain
Humidity
82%
Feels like
35°F
Dew Point
34°F
9 PM
39°F
30%
5mph
SSW
30% Chance Rain Showers
Humidity
83%
Feels like
35°F
Dew Point
34°F
10 PM
39°F
30%
5mph
SSW
30% Chance Rain Showers
Humidity
84%
Feels like
35°F
Dew Point
34°F
11 PM
38°F
10%
6mph
SSW
Mostly Cloudy
Humidity
85%
Feels like
34°F
Dew Point
34°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Weekend Weather Outlook

Weekend Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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