Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Fair

54°F

12°C

Humidity 80%
Wind Speed N 6 mph
Barometer 30.15 in (1021.1 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 7 Oct 10:55 pm EDT
Extended Forecast for

Grissom Air Force Base / Peru IN

  • Tonight

    Tonight: Mostly clear, with a low around 44. North wind around 5 mph.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67. Northeast wind 5 to 10 mph.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy frost after 4am.  Otherwise, clear, with a low around 36. East wind 5 to 10 mph.

    Low: 36 °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.

    Low: 35 °F

    Clear then
    Areas Frost

  • Friday

    Friday: Areas of frost before 9am.  Otherwise, sunny, with a high near 70.

    High: 70 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45.

    Low: 45 °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 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 44. North wind around 5 mph.
Wednesday
Sunny, with a high near 67. Northeast wind 5 to 10 mph.
Wednesday Night
Patchy frost after 4am. Otherwise, clear, with a low around 36. East wind 5 to 10 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.
Friday
Areas of frost before 9am. Otherwise, sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 50.
Columbus Day
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Grissom Air Force Base / Peru IN
 40.65°N 86.14°W (Elev. 804 ft)
10:30 pm EDT Oct 7, 2025
11pm EDT Oct 7, 2025-6pm EDT Oct 14, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database