Hourly Weather Forecast - Prosser, WA

12 AM
38°F
10%
5mph
SSW
Mostly Cloudy
Humidity
85%
Feels like
34°F
Dew Point
34°F
1 AM
38°F
10%
6mph
SSW
Cloudy
Humidity
85%
Feels like
34°F
Dew Point
34°F
2 AM
38°F
10%
6mph
SSW
Partly Cloudy
Humidity
85%
Feels like
34°F
Dew Point
34°F
3 AM
38°F
10%
6mph
SSW
Mostly Clear
Humidity
86%
Feels like
33°F
Dew Point
34°F
4 AM
37°F
10%
6mph
SSW
Clear
Humidity
88%
Feels like
32°F
Dew Point
33°F
5 AM
35°F
10%
6mph
SSW
Hazy
Humidity
91%
Feels like
30°F
Dew Point
33°F
6 AM
34°F
10%
6mph
SSW
Hazy
Humidity
94%
Feels like
29°F
Dew Point
33°F
7 AM
34°F
0%
6mph
SSW
Hazy
Humidity
95%
Feels like
29°F
Dew Point
33°F
7:39 AM
8 AM
36°F
0%
6mph
SSW
Mostly Sunny
Humidity
90%
Feels like
31°F
Dew Point
34°F
9 AM
39°F
0%
6mph
S
Mostly Sunny
Humidity
83%
Feels like
34°F
Dew Point
34°F
10 AM
42°F
0%
6mph
S
Partly Cloudy
Humidity
75%
Feels like
38°F
Dew Point
35°F
11 AM
45°F
0%
7mph
SSW
Mostly Sunny
Humidity
69%
Feels like
41°F
Dew Point
36°F
12 PM
47°F
0%
8mph
SSW
Mostly Sunny
Humidity
64%
Feels like
44°F
Dew Point
36°F
1 PM
49°F
0%
8mph
SSW
Partly Cloudy
Humidity
61%
Feels like
45°F
Dew Point
36°F
2 PM
49°F
0%
7mph
S
Partly Cloudy
Humidity
60%
Feels like
46°F
Dew Point
36°F
3 PM
48°F
0%
6mph
S
Partly Cloudy
Humidity
62%
Feels like
45°F
Dew Point
35°F
4 PM
45°F
0%
5mph
S
Partly Cloudy
Humidity
66%
Feels like
43°F
Dew Point
35°F
4:16 PM
5 PM
42°F
0%
5mph
S
Partly Cloudy
Humidity
73%
Feels like
39°F
Dew Point
34°F
6 PM
39°F
0%
5mph
S
Partly Cloudy
Humidity
79%
Feels like
36°F
Dew Point
33°F
7 PM
38°F
10%
5mph
S
Partly Cloudy
Humidity
80%
Feels like
34°F
Dew Point
33°F
8 PM
39°F
10%
5mph
S
Partly Cloudy
Humidity
77%
Feels like
35°F
Dew Point
32°F
9 PM
39°F
10%
6mph
SSW
Partly Cloudy
Humidity
76%
Feels like
35°F
Dew Point
32°F
10 PM
39°F
10%
6mph
SSW
Partly Cloudy
Humidity
75%
Feels like
34°F
Dew Point
32°F
11 PM
38°F
30%
6mph
SSW
30% Chance Rain Showers
Humidity
76%
Feels like
34°F
Dew Point
31°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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