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.

Mostly Cloudy

67°F

19°C

Humidity 90%
Wind Speed SE 3 mph
Barometer 29.98 in (1015.1 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 19 Jun 10:55 pm EDT
Extended Forecast for

5 Miles SE Peru IN

  • Tonight

    Tonight: Isolated showers and thunderstorms before 1am. Mostly clear, with a low around 64. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Isolated
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 83. Southwest wind 5 to 10 mph.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. South wind around 10 mph.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 90. Heat index values as high as 99. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 90 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 92.

    High: 92 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 93.

    High: 93 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Tonight
Isolated showers and thunderstorms before 1am. Mostly clear, with a low around 64. Southwest wind around 5 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 83. Southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 71. South wind around 10 mph.
Saturday
Sunny and hot, with a high near 90. Heat index values as high as 99. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 75. Southwest wind around 15 mph, with gusts as high as 25 mph.
Sunday
Sunny and hot, with a high near 92.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny and hot, with a high near 93.
Monday Night
Mostly clear, with a low around 74.
Tuesday
A slight chance of showers, with thunderstorms also possible after 2pm. Sunny and hot, with a high near 92. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Peru IN
 40.71°N 86.02°W (Elev. 781 ft)
Last Update:
10:48 pm EDT Jun 19, 2025
Forecast Valid:
11pm EDT Jun 19, 2025-6pm EDT Jun 26, 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