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.

Overcast

21°F

-6°C

Humidity 79%
Wind Speed W 3 mph
Barometer 30.17 in (1023.1 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 3 Feb 12:55 am EST
Extended Forecast for

Mexico IN

  • Overnight

    Overnight: A 30 percent chance of snow, mainly after 4am. Cloudy, with a low around 17. West wind around 5 mph becoming calm.

    Low: 17 °F

    Chance Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 28. Light and variable wind becoming north 5 to 10 mph in the afternoon.

    High: 28 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 5. North wind around 5 mph.

    Low: 5 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 22. Calm wind becoming north around 5 mph in the afternoon.

    High: 22 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 8. Calm wind.

    Low: 8 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 27.

    High: 27 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 35.

    High: 35 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly after 4am. Cloudy, with a low around 17. West wind around 5 mph becoming calm.
Tuesday
A 30 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 28. Light and variable wind becoming north 5 to 10 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 5. North wind around 5 mph.
Wednesday
Partly sunny, with a high near 22. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 8. Calm wind.
Thursday
Mostly cloudy, with a high near 27.
Thursday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 21.
Friday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 35.
Friday Night
Mostly cloudy, with a low around 8.
Saturday
Mostly sunny and cold, with a high near 20.
Saturday Night
Mostly cloudy, with a low around 8.
Sunday
Partly sunny, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 11.
Monday
Mostly sunny, with a high near 30.
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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:
12:47 am EST Feb 3, 2026
Forecast Valid:
1am EST Feb 3, 2026-6pm EST Feb 9, 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