GRISSOM ARB, IN 46971 Weather Forecast & Current Conditions
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  46971 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

GRISSOM AFB, IN
Current Weather
8:55 PM EDT JUN 10, 2026
Scattered Clouds
72°F
Feels Like: 72°F
Dewpoint: 68°F
Rel. Hum.: 87%
Visibility: 10 miles
Wind: SSE at 6 mph
Pressure: 29.78 inches
Last 72 hours

Local Area Snow Depth

Indiana Current Weather

Indiana MOS Forecast Weather


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(Automated weather data from NWS/FAA)
  46971 WEATHER FORECAST
10-Day model forecast maps
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GRISSOM ARB, IN 46971
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Partly cloudy early this evening, then becoming mostly cloudy. A chance of showers and thunderstorms early this evening, then showers likely with a chance of thunderstorms. Some thunderstorms may be severe with damaging winds and large hail early this evening. Lows around 70. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.
THURSDAY
Partly cloudy. Humid with highs in the upper 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Heat index values in the upper 90s.
THURSDAY NIGHT
Showers with thunderstorms likely. Lows in the mid 60s. South winds around 15 mph, becoming southwest after midnight. Gusts up to 30 mph. Chance of rain 90 percent.
FRIDAY
Mostly sunny. Highs around 80. Northwest winds 10 to 15 mph.
FRIDAY NIGHT
Clear. Lows in the lower 60s. West winds 10 to 15 mph, becoming southwest around 5 mph after midnight.
SATURDAY
Sunny. Highs in the mid 80s.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 70 percent.
SUNDAY
Mostly cloudy with showers likely with a chance of thunderstorms in the morning, then partly cloudy with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 70 percent.
SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s.
MONDAY
Partly cloudy. Highs in the lower 70s.
MONDAY NIGHT
Partly cloudy. A slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 20 percent.
TUESDAY
Partly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 20 percent.
TUESDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. A slight chance of showers and thunderstorms. Lows in the upper 50s. Chance of rain 20 percent.

  46971 WEATHER SATELLITE LOOPS
Visible Weather Satellite
GRISSOM ARB, IN 46971
Infrared Weather Satellite
GRISSOM ARB, IN 46971
  46971 WEATHER RADAR LOOP
NEXRAD Weather Radar
GRISSOM ARB, IN 46971
 MOS COMPUTER WEATHER FORECAST

GRISSOM AFB, IN 3 hourly weather forecast
weather forecast created  6:00 AM MDT  6/10/2026
Wednesday
10 JUN 2026		 GRISSOM ARB, IN 46971 weather forecast Day 1, 12 hours 2 PM 87° 97° Partly Cloudy 12%
RAIN
.1–.25 in		 0% Thunder
( 34% severe)		 SW   16 68% 75°
High 89° GRISSOM ARB, IN 46971 weather forecast Day 1, 15 hours 5 PM 88° 95° Partly Cloudy SW   17 59% 72°
Partly Cloudy

Rain Likely

 GRISSOM ARB, IN 46971 weather forecast Day 1, 18 hours 8 PM 84° 88° Partly Cloudy 53%
RAIN
***		 0% Thunder
( 39% severe)		 SSW   14 63% 70°
GRISSOM ARB, IN 46971 weather forecast Day 1, 21 hours 11 PM 78° 80° Mostly Cloudy SSW   13 74% 69°
Thursday
11 JUN 2026		 GRISSOM ARB, IN 46971 weather forecast Day 2, 0 hours 2 AM 75° 75° Mostly Cloudy 47%
RAIN
.5–1 in		 0% Thunder
( 33% severe)		 SW   14 79% 68°
Low 74° GRISSOM ARB, IN 46971 weather forecast Day 2, 3 hours 5 AM 74° 74° Mostly Cloudy SW   14 82% 68°
High 90° GRISSOM ARB, IN 46971 weather forecast Day 2, 6 hours 8 AM 75° 75° Partly Cloudy 8%

 0% Thunder
( 18% severe)		 SW   13 84% 70°

Partly Cloudy

Chance of Rain

 GRISSOM ARB, IN 46971 weather forecast Day 2, 9 hours 11 AM 82° 87° Partly Cloudy WSW   14 74% 73°
GRISSOM ARB, IN 46971 weather forecast Day 2, 12 hours 2 PM 86° 94° Partly Cloudy 22%
RAIN
.1–.25 in		 0% Thunder
( 43% severe)		 SW   15 68% 74°
GRISSOM ARB, IN 46971 weather forecast Day 2, 15 hours 5 PM 88° 95° Partly Cloudy SSW   17 59% 72°
GRISSOM ARB, IN 46971 weather forecast Day 2, 18 hours 8 PM 85° 90° Partly Cloudy 71%
RAIN
***		 0% Thunder
( 42% severe)		 S   16 61% 70°
GRISSOM ARB, IN 46971 weather forecast Day 2, 21 hours 11 PM 78° 80° Mostly Cloudy SSW   16 74% 69°
Friday
12 JUN 2026		 GRISSOM ARB, IN 46971 weather forecast Day 3, 0 hours 2 AM 73° 73° Mostly Cloudy 30%
RAIN
.01–.1 in		 0% Thunder
( 25% severe)		 SW   15 81% 67°
Low 66° GRISSOM ARB, IN 46971 weather forecast Day 3, 3 hours 5 AM 69° 69° Mostly Cloudy W   14 84% 64°
High 81° GRISSOM ARB, IN 46971 weather forecast Day 3, 6 hours 8 AM 67° 67° Clear 1%

 0% Thunder
( 1% severe)		 WNW   12 84% 62°

Clear



 GRISSOM ARB, IN 46971 weather forecast Day 3, 9 hours 11 AM 72° 72° Clear WNW   12 66% 60°
GRISSOM ARB, IN 46971 weather forecast Day 3, 15 hours 2 PM 77° 79° Clear 0%

 0% Thunder
( 3% severe)		 WNW   14 54% 59°
GRISSOM ARB, IN 46971 weather forecast Day 3, 18 hours 5 PM 79° 80° Clear WNW   14 49% 58°
GRISSOM ARB, IN 46971 weather forecast Day 3, 21 hours 8 PM 77° 79° Clear     WNW   9 54% 59°

GRISSOM AFB, IN extended weather forecast
Saturday
13 JUN 2026		 Sunday
14 JUN 2026		 Monday
15 JUN 2026		 Tuesday
16 JUN 2026		 Wednesday
17 JUN 2026
Low 61° Low 62° Low 56° Low 55° Low 55°
High 84° High 77° High 75° High 74° High 75°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
12% Rain		 Mostly Cloudy
39% Rain		 Mostly Cloudy
53% Rain		 Overcast
54% Rain		 Overcast
51% Rain
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