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
9:55 AM EDT OCT 17, 2025
Clear 59°F
Feels Like:	58°F
Dewpoint:	41°F
Rel. Hum.:	51%
Visibility:	10 miles
Wind:	S at 6 mph
Pressure:	30.05 inches
Last 72 hours
Local Area Snow Depth
Indiana Current Weather
Indiana MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

46971 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	GRISSOM ARB, IN 46971 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TODAY
Partly cloudy. Highs in the lower 70s. South winds 10 to 15 mph.

TONIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 50s. South winds around 10 mph with gusts up to 20 mph.

SATURDAY
Partly cloudy with a slight chance of showers in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Southwest winds 15 to 20 mph. Chance of rain 80 percent.

SATURDAY NIGHT
Showers with a chance of thunderstorms. Lows in the lower 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.

SUNDAY
Showers with a slight chance of thunderstorms in the morning, then showers likely in the afternoon. Breezy and much cooler. Less humid with highs in the upper 50s. West winds 15 to 25 mph. Chance of rain 90 percent.

SUNDAY NIGHT
Mostly clear. A chance of showers in the evening. Lows in the upper 30s. Chance of rain 40 percent.

MONDAY
Sunny. Highs in the mid 60s.

MONDAY NIGHT
Mostly clear with a slight chance of showers in the evening, then partly cloudy with a chance of showers after midnight. Lows in the mid 40s. Chance of rain 40 percent.

TUESDAY
Partly cloudy with a chance of showers in the morning, then mostly sunny with a slight chance of showers in the afternoon. Highs in the upper 50s. Chance of rain 40 percent.

TUESDAY NIGHT
Mostly clear. Lows in the upper 30s.

WEDNESDAY
Mostly sunny. Highs in the upper 50s.

WEDNESDAY NIGHT
Mostly clear in the evening, then partly cloudy with a slight chance of showers after midnight. Lows around 40. Chance of rain 20 percent.

THURSDAY
Partly cloudy with a 30 percent chance of showers. Highs around 60.

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 PM MDT 10/16/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Friday
17 OCT 2025

2 AM

51°

49°

Clear

3%

0% Thunder
( 1% severe)

SE 6

63%

39°

Low 47°

5 AM

49°

46°

Partly Cloudy

SSE 7

68%

39°

High 75°

8 AM

48°

44°

Partly Cloudy

4%

0% Thunder
( 1% severe)

SSE 8

74%

40°

Mostly Cloudy

11 AM

62°

61°

Partly Cloudy

S 10

46%

41°

2 PM

72°

72°

Mostly Cloudy

4%

0% Thunder
( 1% severe)

S 12

30%

39°

5 PM

73°

73°

Mostly Cloudy

S 14

29%

39°

8 PM

66°

66°

Mostly Cloudy

4%

0% Thunder
( 2% severe)

S 12

40%

41°

11 PM

62°

61°

Mostly Cloudy

S 12

52%

44°

Saturday
18 OCT 2025

2 AM

61°

60°

Mostly Cloudy

3%

0% Thunder
( 2% severe)

S 10

58%

46°

Low 58°

5 AM

60°

58°

Partly Cloudy

S 12

67%

49°

High 82°

8 AM

60°

58°

Partly Cloudy

20%
RAIN
<.01 in

0% Thunder
( 13% severe)

S 12

78%

53°

Mostly Cloudy

Rain Likely

11 AM

72°

72°

Partly Cloudy

SSW 15

61%

58°

2 PM

79°

80°

Mostly Cloudy

74%
RAIN
***

0% Thunder
( 35% severe)

SW 17

49%

58°

5 PM

77°

79°

Mostly Cloudy

SW 17

54%

59°

8 PM

69°

69°

Mostly Cloudy

83%
RAIN
***

0% Thunder
( 42% severe)

SSW 13

73%

60°

11 PM

65°

65°

Mostly Cloudy

SSW 12

87%

61°


GRISSOM AFB, IN extended weather forecast
Sunday 19 OCT 2025	Monday 20 OCT 2025	Tuesday 21 OCT 2025	Wednesday 22 OCT 2025	Thursday 23 OCT 2025
Low 57°	Low 40°	Low 44°	Low 39°	Low 40°
High 59°	High 67°	High 58°	High 57°	High 64°

Overcast 100% Rain	Partly Cloudy 21% Rain	Partly Cloudy 22% Rain	Partly Cloudy 26% Rain	Clear 15% Rain

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