Hourly Weather Forecast - Grissom ARB, IN

5 PM
42°F
0%
12mph
WSW
Mostly Cloudy
Humidity
60%
Feels like
35°F
Dew Point
29°F
5:20 PM
6 PM
40°F
0%
11mph
W
Cloudy
Humidity
63%
Feels like
34°F
Dew Point
29°F
7 PM
39°F
0%
10mph
W
Cloudy
Humidity
65%
Feels like
32°F
Dew Point
28°F
8 PM
37°F
0%
10mph
W
Mostly Cloudy
Humidity
66%
Feels like
30°F
Dew Point
27°F
9 PM
36°F
0%
11mph
W
Mostly Cloudy
Humidity
66%
Feels like
29°F
Dew Point
26°F
10 PM
35°F
0%
11mph
W
Partly Cloudy
Humidity
64%
Feels like
26°F
Dew Point
24°F
11 PM
33°F
0%
12mph
WNW
Mostly Clear
Humidity
62%
Feels like
24°F
Dew Point
22°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

Sunday's Weather Outlook

Sunday's 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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