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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

21°F

-6°C

Humidity 50%
Wind Speed W 15 mph
Barometer 30.23 in (1025.0 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 22 Jan 9:55 am EST
Extended Forecast for

Peru IN

Cold Weather Advisory January 23, 06:00am until January 23, 01:00pm
Click here for hazard details and duration
Cold Weather Advisory

  • Today

    Today: Increasing clouds, with a high near 28. West wind around 15 mph, with gusts as high as 25 mph.

    High: 28 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 0. Wind chill values as low as -10. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 0 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 6. Wind chill values as low as -20. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 6 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -1. Wind chill values as low as -10. Northwest wind 5 to 10 mph.

    Low: -1 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow after 1pm. Mostly cloudy and cold, with a high near 11. East wind 5 to 10 mph.

    High: 11 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow likely. Cloudy, with a low around 6. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 6 °F

    Snow Likely

  • Sunday

    Sunday: A 50 percent chance of snow. Mostly cloudy and cold, with a high near 15.

    High: 15 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before 1am. Mostly cloudy, with a low around 2.

    Low: 2 °F

    Slight Chance
    Snow

  • Monday

    Monday: Mostly sunny and cold, with a high near 13.

    High: 13 °F

    Cold

Detailed Forecast

Today
Increasing clouds, with a high near 28. West wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 0. Wind chill values as low as -10. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny and cold, with a high near 6. Wind chill values as low as -20. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around -1. Wind chill values as low as -10. Northwest wind 5 to 10 mph.
Saturday
A 30 percent chance of snow after 1pm. Mostly cloudy and cold, with a high near 11. East wind 5 to 10 mph.
Saturday Night
Snow likely. Cloudy, with a low around 6. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Sunday
A 50 percent chance of snow. Mostly cloudy and cold, with a high near 15.
Sunday Night
A 20 percent chance of snow before 1am. Mostly cloudy, with a low around 2.
Monday
Mostly sunny and cold, with a high near 13.
Monday Night
Partly cloudy, with a low around 4.
Tuesday
Partly sunny, with a high near 22.
Tuesday Night
Mostly cloudy, with a low around 12.
Wednesday
A slight chance of snow. Partly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Peru IN
 40.75°N 86.04°W (Elev. 646 ft)
Last Update:
7:45 am EST Jan 22, 2026
Forecast Valid:
10am EST Jan 22, 2026-6pm EST Jan 28, 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