Hazardous Weather Conditions

Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Fair

47°F

8°C

Humidity 91%
Wind Speed Calm
Barometer 30.23 in (1024.1 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 8 Oct 4:55 am EDT
Extended Forecast for

Peru IN

  • Today

    Today: Sunny, with a high near 67. North wind 5 to 10 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 4am.  Otherwise, clear, with a low around 35. Northeast wind around 5 mph.

    Low: 35 °F

    Clear then
    Patchy Frost

  • Thursday

    Thursday: Patchy frost before 9am.  Otherwise, sunny, with a high near 66. East wind 5 to 10 mph.

    High: 66 °F

    Patchy Frost
    then Sunny

  • Thursday Night

    Thursday Night: Areas of frost after 4am.  Otherwise, mostly clear, with a low around 35. East wind around 5 mph becoming calm  in the evening.

    Low: 35 °F

    Clear then
    Areas Frost

  • Friday

    Friday: Areas of frost before 9am.  Otherwise, sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 70 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 67. North wind 5 to 10 mph.
Tonight
Patchy frost after 4am. Otherwise, clear, with a low around 35. Northeast wind around 5 mph.
Thursday
Patchy frost before 9am. Otherwise, sunny, with a high near 66. East wind 5 to 10 mph.
Thursday Night
Areas of frost after 4am. Otherwise, mostly clear, with a low around 35. East wind around 5 mph becoming calm in the evening.
Friday
Areas of frost before 9am. Otherwise, sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 47.
Columbus Day
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Peru IN
 40.76°N 86.07°W (Elev. 656 ft)
5:15 am EDT Oct 8, 2025
5am EDT Oct 8, 2025-6pm EDT Oct 14, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database