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

8°F

-13°C

Humidity 81%
Wind Speed E 5 mph
Barometer 30.24 in (1026.1 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 4 Dec 8:55 pm EST
Extended Forecast for

Mexico IN

  • Tonight

    Tonight: Patchy freezing fog after midnight. Partly cloudy, with a low around 1. Wind chill values as low as -5. Calm wind becoming southeast around 5 mph.

    Low: 1 °F

    Partly Cloudy
    then Patchy
    Freezing Fog

  • Friday

    Friday: Mostly sunny, with a high near 28. Wind chill values as low as -5. Southwest wind 5 to 10 mph.

    High: 28 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20. Southwest wind around 10 mph.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 30. West wind around 5 mph.

    High: 30 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after 1am. Cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A 50 percent chance of snow. Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny and cold, with a high near 20.

    High: 20 °F

    Cold

  • Monday Night

    Monday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Patchy freezing fog after midnight. Partly cloudy, with a low around 1. Wind chill values as low as -5. Calm wind becoming southeast around 5 mph.
Friday
Mostly sunny, with a high near 28. Wind chill values as low as -5. Southwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 20. Southwest wind around 10 mph.
Saturday
Mostly cloudy, with a high near 30. West wind around 5 mph.
Saturday Night
A 20 percent chance of snow after 1am. Cloudy, with a low around 22. Calm wind.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 5.
Monday
Mostly sunny and cold, with a high near 20.
Monday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 11.
Tuesday
A 30 percent chance of snow, mainly before 1pm. Mostly cloudy, with a high near 32.
Tuesday Night
A 30 percent chance of snow. Cloudy, with a low around 24.
Wednesday
Snow likely. Mostly cloudy, with a high near 34. Chance of precipitation is 70%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 16.
Thursday
A chance of snow. Mostly cloudy, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mexico IN
 40.82°N 86.1°W (Elev. 699 ft)
Last Update:
6:16 pm EST Dec 4, 2025
Forecast Valid:
9pm EST Dec 4, 2025-6pm EST Dec 11, 2025
 
Forecast Discussion
 
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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