National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Fair

23°F

-5°C

Humidity 77%
Wind Speed W 14 mph
Barometer 30.32 in (1028.1 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 28 Nov 8:55 am EST
Extended Forecast for

Grissom Air Force Base / Peru IN

Winter Storm Watch November 29, 04:00am until November 30, 01:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Today

    Today: Sunny, with a high near 33. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 33 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of snow after 4am. Partly cloudy, with a low around 18. West wind around 5 mph becoming calm.

    Low: 18 °F

    Mostly Clear
    then Slight
    Chance Snow

  • Saturday

    Saturday: Snow, mainly after 10am. High near 34. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow Likely
    then Snow

  • Saturday Night

    Saturday Night: Snow before 10pm, then rain and snow between 10pm and 1am, then snow after 1am. Low around 28. Southeast wind around 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 28 °F

    Rain/Snow

  • Sunday

    Sunday: A 40 percent chance of snow, mainly before 1pm. Mostly cloudy, with a high near 32. West wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 32 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 27.

    High: 27 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 33. West wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of snow after 4am. Partly cloudy, with a low around 18. West wind around 5 mph becoming calm.
Saturday
Snow, mainly after 10am. High near 34. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Snow before 10pm, then rain and snow between 10pm and 1am, then snow after 1am. Low around 28. Southeast wind around 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
A 40 percent chance of snow, mainly before 1pm. Mostly cloudy, with a high near 32. West wind 15 to 20 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 15.
Monday
Mostly cloudy, with a high near 27.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 14.
Wednesday
Partly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Partly sunny, with a high near 30.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grissom Air Force Base / Peru IN
 40.65°N 86.14°W (Elev. 804 ft)
Last Update:
7:15 am EST Nov 28, 2025
Forecast Valid:
9am EST Nov 28, 2025-6pm EST Dec 4, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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