GRISSOM ARB, IN 46971 Weather Forecast & Current Conditions

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GRISSOM AFB, IN
Current Weather

4:55 AM EDT AUG 29, 2025
Clear
54°F
Feels Like: 53°F
Dewpoint: 50°F
Rel. Hum.: 86%
Visibility: 10 miles
Wind: N at 5 mph
Pressure: 30.11 inches
Last 72 hours

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GRISSOM ARB, IN 46971
Weather Forecast

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Snow Depth pages
TODAY
Mostly sunny early, then becoming partly cloudy. Highs in the lower 70s. North winds around 5 mph.
TONIGHT
Mostly clear. Lows in the upper 40s. Northeast winds around 5 mph.
SATURDAY
Mostly sunny. Highs in the mid 70s. East winds around 5 mph.
SATURDAY NIGHT
Mostly clear. Lows in the upper 40s. Northeast winds around 5 mph in the evening, becoming light and variable.
SUNDAY
Sunny. Highs in the upper 70s. East winds around 5 mph.
SUNDAY NIGHT
Clear. Lows in the lower 50s.
LABOR DAY
Sunny. Highs in the upper 70s.
MONDAY NIGHT
Mostly clear. Lows in the lower 50s.
TUESDAY
Mostly sunny. Highs around 80.
TUESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.
WEDNESDAY
Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.
WEDNESDAY NIGHT
Partly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 50s. Chance of rain 50 percent.
THURSDAY
Partly cloudy with a 50 percent chance of showers. Highs in the mid 60s.

Visible Weather Satellite
GRISSOM ARB, IN 46971
Infrared Weather Satellite
GRISSOM ARB, IN 46971
NEXRAD Weather Radar
GRISSOM ARB, IN 46971

GRISSOM AFB, IN 3 hourly weather forecast

weather forecast created  6:00 PM MDT  8/28/2025
Friday
29 AUG 2025
GRISSOM ARB, IN 46971 weather forecast Day 1, 0 hours 2 AM 56° 55° Partly Cloudy 0%

0% Thunder
( 1% severe)
N   6 90% 53°
Low 49° GRISSOM ARB, IN 46971 weather forecast Day 1, 3 hours 5 AM 51° 50° Partly Cloudy N   3 93% 49°
High 73° GRISSOM ARB, IN 46971 weather forecast Day 1, 6 hours 8 AM 50° 49° Mostly Cloudy 0%

0% Thunder
( 0% severe)
NNE   3 93% 48°

Mostly Cloudy



GRISSOM ARB, IN 46971 weather forecast Day 1, 9 hours 11 AM 62° 62° Partly Cloudy NNE   6 72% 53°
GRISSOM ARB, IN 46971 weather forecast Day 1, 12 hours 2 PM 70° 70° Partly Cloudy 0%

0% Thunder
( 1% severe)
N   6 49% 50°
GRISSOM ARB, IN 46971 weather forecast Day 1, 15 hours 5 PM 72° 72° Mostly Cloudy N   7 43% 48°
GRISSOM ARB, IN 46971 weather forecast Day 1, 18 hours 8 PM 66° 66° Partly Cloudy 1%

0% Thunder
( 1% severe)
N   6 56% 50°
GRISSOM ARB, IN 46971 weather forecast Day 1, 21 hours 11 PM 57° 57° Partly Cloudy NNE   3 75% 49°
Saturday
30 AUG 2025
GRISSOM ARB, IN 46971 weather forecast Day 2, 0 hours 2 AM 52° 52° Partly Cloudy 2%

0% Thunder
( 1% severe)
NE   3 86% 48°
Low 48° GRISSOM ARB, IN 46971 weather forecast Day 2, 3 hours 5 AM 50° 49° Partly Cloudy E   3 89% 47°
High 75° GRISSOM ARB, IN 46971 weather forecast Day 2, 6 hours 8 AM 50° 49° Partly Cloudy 1%

0% Thunder
( 0% severe)
ESE   3 93% 48°

Partly Cloudy



GRISSOM ARB, IN 46971 weather forecast Day 2, 9 hours 11 AM 65° 65° Partly Cloudy E   3 58% 50°
GRISSOM ARB, IN 46971 weather forecast Day 2, 12 hours 2 PM 72° 72° Clear 1%

0% Thunder
( 1% severe)
ENE   5 44% 49°
GRISSOM ARB, IN 46971 weather forecast Day 2, 15 hours 5 PM 74° 74° Clear NE   6 40% 48°
GRISSOM ARB, IN 46971 weather forecast Day 2, 18 hours 8 PM 68° 68° Partly Cloudy 1%

0% Thunder
( 1% severe)
NE   5 53% 50°
GRISSOM ARB, IN 46971 weather forecast Day 2, 21 hours 11 PM 60° 61° Partly Cloudy ENE   3 69% 50°

GRISSOM AFB, IN extended weather forecast

Sunday
31 AUG 2025
Monday
1 SEP 2025
Tuesday
2 SEP 2025
Wednesday
3 SEP 2025
Thursday
4 SEP 2025
Low 48° Low 50° Low 54° Low 55° Low 53°
High 78° High 80° High 82° High 75° High 68°
GRISSOM ARB, IN 46971 weather forecast Day 3 GRISSOM ARB, IN 46971 weather forecast Day 4 GRISSOM ARB, IN 46971 weather forecast Day 5 GRISSOM ARB, IN 46971 weather forecast Day 6 GRISSOM ARB, IN 46971 weather forecast Day 7
Clear
7% Rain
Clear
10% Rain
Partly Cloudy
20% Rain
Mostly Cloudy
46% Rain
Mostly Cloudy
43% Rain
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