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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

60°F

16°C

Humidity 59%
Wind Speed SE 9 mph
Barometer 30.21 in (1023.3 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 16 Oct 10:55 am EDT
Extended Forecast for

Peru IN

  • Today

    Today: Sunny, with a high near 70. East wind 5 to 10 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. Southeast wind around 5 mph.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 74. South wind 5 to 10 mph.

    High: 74 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 57. South wind around 10 mph.

    Low: 57 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 49. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 49 °F

    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 60. Breezy. Chance of precipitation is 70%.

    High: 60 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before 8pm. Partly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 70. East wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 47. Southeast wind around 5 mph.
Friday
Partly sunny, with a high near 74. South wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 57. South wind around 10 mph.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 49. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 60. Breezy. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers, mainly before 8pm. Partly cloudy, with a low around 40.
Monday
Sunny, with a high near 65.
Monday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 47.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 66.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 41.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Peru IN
 40.76°N 86.07°W (Elev. 656 ft)
Last Update:
8:15 am EDT Oct 16, 2025
Forecast Valid:
11am EDT Oct 16, 2025-6pm EDT Oct 22, 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