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

13°F

-11°C

Humidity 63%
Wind Speed W 18 mph
Barometer 30.13 in (1023.1 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 28 Jan 3:55 pm EST
Extended Forecast for

Mexico IN

Cold Weather Advisory January 29, 12:00am until January 29, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • This Afternoon

    This Afternoon: Partly sunny and cold, with a high near 13. West wind around 10 mph.

    High: 13 °F

    Cold

  • Tonight

    Tonight: Partly cloudy, with a low around -3. Wind chill values as low as -15. West wind 5 to 10 mph.

    Low: -3 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny and cold, with a high near 14. Wind chill values as low as -10. West wind around 5 mph.

    High: 14 °F

    Cold

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -3. Calm wind.

    Low: -3 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 13. Calm wind becoming north around 5 mph in the afternoon.

    High: 13 °F

    Cold

  • Friday Night

    Friday Night: A 20 percent chance of snow showers after 1am. Mostly cloudy, with a low around -4.

    Low: -4 °F

    Partly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: Partly sunny and cold, with a high near 14.

    High: 14 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

  • Sunday

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

    High: 20 °F

    Cold

Detailed Forecast

This Afternoon
Partly sunny and cold, with a high near 13. West wind around 10 mph.
Tonight
Partly cloudy, with a low around -3. Wind chill values as low as -15. West wind 5 to 10 mph.
Thursday
Partly sunny and cold, with a high near 14. Wind chill values as low as -10. West wind around 5 mph.
Thursday Night
Mostly cloudy, with a low around -3. Calm wind.
Friday
Mostly sunny and cold, with a high near 13. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
A 20 percent chance of snow showers after 1am. Mostly cloudy, with a low around -4.
Saturday
Partly sunny and cold, with a high near 14.
Saturday Night
Partly cloudy, with a low around -1.
Sunday
Mostly sunny and cold, with a high near 20.
Sunday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 8.
Monday
A 20 percent chance of snow showers. Mostly cloudy, with a high near 25.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Mostly cloudy, with a high near 28.
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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:
2:01 pm EST Jan 28, 2026
Forecast Valid:
4pm EST Jan 28, 2026-6pm EST Feb 3, 2026
 
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