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Hazardous Weather Conditions

Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Fair

38°F

3°C

Humidity 64%
Wind Speed NW 7 mph
Barometer 29.82 in (1010.3 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 16 Nov 7:55 am EST
Extended Forecast for

Grissom Air Force Base / Peru IN

  • Today

    Today: Sunny, with a high near 49. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 27. West wind 5 to 10 mph.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51. West wind around 5 mph.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: A 50 percent chance of showers after 4am. Mostly cloudy, with a low around 36. Calm wind becoming east around 5 mph after midnight.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly between 7am and 1pm. Cloudy, with a high near 46. East wind around 10 mph. Chance of precipitation is 70%.

    High: 46 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly before 1am. Cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 49. Northwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 27. West wind 5 to 10 mph.
Monday
Sunny, with a high near 51. West wind around 5 mph.
Monday Night
A 50 percent chance of showers after 4am. Mostly cloudy, with a low around 36. Calm wind becoming east around 5 mph after midnight.
Tuesday
Showers likely, mainly between 7am and 1pm. Cloudy, with a high near 46. East wind around 10 mph. Chance of precipitation is 70%.
Tuesday Night
A 30 percent chance of showers, mainly before 1am. Cloudy, with a low around 39.
Wednesday
Mostly cloudy, with a high near 56.
Wednesday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 42.
Thursday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Thursday Night
Showers likely. Cloudy, with a low around 50. Chance of precipitation is 70%.
Friday
Showers likely. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 38.
Saturday
A slight chance of showers. Partly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grissom Air Force Base / Peru IN
 40.65°N 86.14°W (Elev. 804 ft)
Last Update:
6:30 am EST Nov 16, 2025
Forecast Valid:
8am EST Nov 16, 2025-6pm EST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation