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.

Partly Cloudy

78°F

26°C

Humidity 71%
Wind Speed SE 5 mph
Barometer 29.92 in (1012.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Jun 6:55 pm EDT
Extended Forecast for

3 Miles E Peru IN

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 63. Northwest wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.

    High: 84 °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 91. Heat index values as high as 101. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 91 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 75 °F

    Mostly Clear

  • Sunday

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

    High: 93 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 94.

    High: 94 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 63. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 84. 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 91. Heat index values as high as 101. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 75. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny and hot, with a high near 93.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 94.
Monday Night
Mostly clear, with a low around 75.
Tuesday
A slight chance of showers, with thunderstorms also possible after 2pm. Sunny and hot, with a high near 93. 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 91.
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 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Peru IN
 40.75°N 86.02°W (Elev. 650 ft)
Last Update:
6:47 pm EDT Jun 19, 2025
Forecast Valid:
8pm 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