Hourly Weather Forecast - Grissom ARB, IN

12 AM
51°F
60%
9mph
SSW
60% Chance of Light Rain
Humidity
91%
Feels like
51°F
Dew Point
49°F
1 AM
52°F
60%
9mph
SSW
60% Chance of Light Rain
Humidity
91%
Feels like
52°F
Dew Point
49°F
2 AM
53°F
60%
8mph
SW
60% Chance of Light Rain
Humidity
91%
Feels like
53°F
Dew Point
50°F
3 AM
53°F
60%
8mph
SW
60% Chance of Light Rain
Humidity
91%
Feels like
53°F
Dew Point
51°F
4 AM
54°F
50%
7mph
SW
50% Chance of Light Rain
Humidity
90%
Feels like
54°F
Dew Point
51°F
5 AM
54°F
40%
7mph
SW
40% Chance of Light Rain
Humidity
89%
Feels like
54°F
Dew Point
51°F
6 AM
54°F
30%
8mph
SW
30% Chance of Light Rain
Humidity
91%
Feels like
54°F
Dew Point
51°F
7 AM
53°F
30%
8mph
SW
30% Chance of Light Rain
Humidity
92%
Feels like
53°F
Dew Point
51°F
8 AM
53°F
30%
8mph
SW
30% Chance of Light Rain
Humidity
93%
Feels like
53°F
Dew Point
51°F
8:06 AM
9 AM
55°F
20%
8mph
SW
Cloudy
Humidity
90%
Feels like
55°F
Dew Point
52°F
10 AM
56°F
20%
8mph
SW
Cloudy
Humidity
88%
Feels like
56°F
Dew Point
53°F
11 AM
57°F
20%
8mph
SW
Cloudy
Humidity
87%
Feels like
57°F
Dew Point
54°F
12 PM
59°F
10%
9mph
SW
Cloudy
Humidity
86%
Feels like
59°F
Dew Point
54°F
1 PM
60°F
10%
10mph
SW
Cloudy
Humidity
84%
Feels like
60°F
Dew Point
55°F
2 PM
61°F
10%
10mph
SW
Cloudy
Humidity
82%
Feels like
61°F
Dew Point
55°F
3 PM
61°F
10%
10mph
SW
Cloudy
Humidity
82%
Feels like
61°F
Dew Point
56°F
4 PM
61°F
10%
11mph
SW
Cloudy
Humidity
83%
Feels like
61°F
Dew Point
56°F
5 PM
60°F
10%
11mph
SW
Cloudy
Humidity
85%
Feels like
60°F
Dew Point
56°F
5:22 PM
6 PM
59°F
10%
10mph
SW
Cloudy
Humidity
87%
Feels like
59°F
Dew Point
55°F
7 PM
59°F
20%
10mph
SW
Cloudy
Humidity
88%
Feels like
59°F
Dew Point
55°F
8 PM
58°F
30%
11mph
SW
30% Chance of Light Rain
Humidity
88%
Feels like
58°F
Dew Point
55°F
9 PM
58°F
30%
11mph
SW
30% Chance of Light Rain
Humidity
88%
Feels like
58°F
Dew Point
55°F
10 PM
58°F
30%
12mph
SW
30% Chance of Light Rain
Humidity
87%
Feels like
58°F
Dew Point
55°F
11 PM
58°F
30%
12mph
SW
30% Chance of Light Rain
Humidity
88%
Feels like
58°F
Dew Point
55°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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