Hourly Weather Forecast - Prosser, WA

12 AM
38°F
30%
6mph
SSW
30% Chance Rain Showers
Humidity
77%
Feels like
33°F
Dew Point
31°F
1 AM
37°F
30%
5mph
SSW
30% Chance Rain Showers
Humidity
78%
Feels like
33°F
Dew Point
31°F
2 AM
37°F
30%
5mph
SW
30% Chance of Light Rain
Humidity
78%
Feels like
33°F
Dew Point
31°F
3 AM
36°F
0%
5mph
SW
Cloudy
Humidity
79%
Feels like
32°F
Dew Point
30°F
4 AM
35°F
0%
4mph
SW
Cloudy
Humidity
81%
Feels like
32°F
Dew Point
30°F
5 AM
35°F
0%
4mph
SW
Cloudy
Humidity
83%
Feels like
31°F
Dew Point
30°F
6 AM
33°F
0%
3mph
SW
Cloudy
Humidity
87%
Feels like
30°F
Dew Point
30°F
7 AM
33°F
0%
3mph
SW
Cloudy
Humidity
90%
Feels like
33°F
Dew Point
31°F
7:39 AM
8 AM
34°F
10%
2mph
SSW
Cloudy
Humidity
89%
Feels like
34°F
Dew Point
31°F
9 AM
36°F
10%
3mph
SSE
Cloudy
Humidity
84%
Feels like
36°F
Dew Point
32°F
10 AM
39°F
10%
3mph
SE
Cloudy
Humidity
78%
Feels like
37°F
Dew Point
33°F
11 AM
42°F
10%
3mph
SE
Cloudy
Humidity
72%
Feels like
40°F
Dew Point
33°F
12 PM
45°F
10%
3mph
ESE
Cloudy
Humidity
66%
Feels like
45°F
Dew Point
34°F
1 PM
46°F
10%
3mph
E
Cloudy
Humidity
63%
Feels like
46°F
Dew Point
35°F
2 PM
47°F
10%
3mph
E
Cloudy
Humidity
63%
Feels like
47°F
Dew Point
35°F
3 PM
46°F
30%
3mph
ENE
30% Chance of Light Rain
Humidity
67%
Feels like
46°F
Dew Point
35°F
4 PM
43°F
30%
3mph
ENE
30% Chance of Light Rain
Humidity
74%
Feels like
43°F
Dew Point
35°F
4:16 PM
5 PM
40°F
30%
2mph
NE
30% Chance of Light Rain
Humidity
82%
Feels like
40°F
Dew Point
35°F
6 PM
39°F
30%
2mph
N
30% Chance of Light Rain
Humidity
85%
Feels like
39°F
Dew Point
35°F
7 PM
39°F
30%
3mph
NNW
30% Chance of Light Rain
Humidity
86%
Feels like
37°F
Dew Point
35°F
8 PM
40°F
40%
4mph
NNW
40% Chance of Light Rain
Humidity
84%
Feels like
37°F
Dew Point
35°F
9 PM
39°F
50%
4mph
NW
50% Chance of Light Rain
Humidity
84%
Feels like
36°F
Dew Point
35°F
10 PM
39°F
50%
5mph
NW
50% Chance of Light Rain
Humidity
84%
Feels like
36°F
Dew Point
35°F
11 PM
39°F
40%
5mph
NW
40% Chance of Light Rain
Humidity
83%
Feels like
36°F
Dew Point
35°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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