Hourly Weather Forecast - Grissom AFB, IN

12 AM
17°F
0%
10mph
S
Partly Cloudy
Humidity
83%
Feels like
6°F
Dew Point
13°F
1 AM
18°F
10%
11mph
SSW
Mostly Cloudy
Humidity
84%
Feels like
6°F
Dew Point
14°F
2 AM
20°F
10%
12mph
SSW
Cloudy
Humidity
81%
Feels like
7°F
Dew Point
15°F
3 AM
20°F
10%
14mph
SSW
Mostly Cloudy
Humidity
79%
Feels like
7°F
Dew Point
15°F
4 AM
22°F
10%
15mph
SSW
Cloudy
Humidity
79%
Feels like
8°F
Dew Point
16°F
5 AM
22°F
20%
16mph
SSW
Cloudy
Humidity
79%
Feels like
9°F
Dew Point
17°F
6 AM
24°F
20%
17mph
SSW
Cloudy
Humidity
79%
Feels like
11°F
Dew Point
19°F
7 AM
25°F
20%
17mph
SSW
Cloudy
Humidity
81%
Feels like
12°F
Dew Point
20°F
7:56 AM
8 AM
27°F
10%
18mph
SW
Cloudy
Humidity
82%
Feels like
14°F
Dew Point
22°F
9 AM
28°F
10%
18mph
SW
Mostly Cloudy
Humidity
86%
Feels like
15°F
Dew Point
24°F
10 AM
29°F
10%
18mph
SW
Mostly Cloudy
Humidity
89%
Feels like
16°F
Dew Point
26°F
11 AM
30°F
10%
17mph
SW
Mostly Cloudy
Humidity
90%
Feels like
18°F
Dew Point
27°F
12 PM
30°F
10%
16mph
SW
Mostly Cloudy
Humidity
90%
Feels like
19°F
Dew Point
28°F
1 PM
31°F
10%
15mph
SW
Mostly Cloudy
Humidity
91%
Feels like
20°F
Dew Point
28°F
2 PM
31°F
10%
15mph
SW
Mostly Cloudy
Humidity
92%
Feels like
21°F
Dew Point
29°F
3 PM
31°F
10%
14mph
SW
Mostly Cloudy
Humidity
91%
Feels like
21°F
Dew Point
29°F
4 PM
31°F
10%
13mph
SW
Mostly Cloudy
Humidity
93%
Feels like
21°F
Dew Point
29°F
5 PM
31°F
10%
13mph
SW
Mostly Cloudy
Humidity
94%
Feels like
22°F
Dew Point
30°F
5:17 PM
6 PM
31°F
10%
12mph
SSW
Mostly Cloudy
Humidity
93%
Feels like
22°F
Dew Point
30°F
7 PM
32°F
0%
13mph
SSW
Mostly Cloudy
Humidity
92%
Feels like
22°F
Dew Point
30°F
8 PM
32°F
0%
14mph
SSW
Cloudy
Humidity
92%
Feels like
22°F
Dew Point
30°F
9 PM
33°F
10%
15mph
SSW
Cloudy
Humidity
90%
Feels like
22°F
Dew Point
30°F
10 PM
33°F
30%
17mph
SSW
30% Chance of Flurries
Humidity
89%
Feels like
23°F
Dew Point
30°F
11 PM
34°F
20%
18mph
SSW
Cloudy
Humidity
89%
Feels like
23°F
Dew Point
31°F

Snowfall Forecast Through Saturday

Snowfall to Pack Slopes in the Rockies

Hefty snowpack additions are expected into the weekend for the Cascades and northern Rockies.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Image courtesy of PeakPX.

Top 10 Winter Energy Saving Tips

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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