National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

A Few Clouds

68°F

20°C

Humidity 95%
Wind Speed W 3 mph
Barometer 30.01 in (1016.0 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 10 Sep 8:55 am EDT
Extended Forecast for

Bunker Hill IN

  • Today

    Today: A 30 percent chance of showers, mainly between 11am and 2pm. Cloudy, with a high near 78. Calm wind becoming northwest around 5 mph.

    High: 78 °F

    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 57. North wind around 5 mph becoming calm.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80. Calm wind becoming east around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 64. Southeast wind around 5 mph.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A 10 percent chance of showers before 8am. Mostly sunny, with a high near 84. Southwest wind around 5 mph.

    High: 84 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 2am. Partly cloudy, with a low around 65.

    Low: 65 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers, mainly between 11am and 2pm. Cloudy, with a high near 78. Calm wind becoming northwest around 5 mph.
Tonight
Partly cloudy, with a low around 57. North wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 80. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 64. Southeast wind around 5 mph.
Saturday
A 10 percent chance of showers before 8am. Mostly sunny, with a high near 84. Southwest wind around 5 mph.
Saturday Night
A 20 percent chance of showers before 2am. Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 65.
Monday
Mostly sunny, with a high near 88.
Monday Night
A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 69.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Wednesday
A chance of showers. Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bunker Hill IN
 40.67°N 86.11°W (Elev. 748 ft)
Last Update:
6:45 am EDT Sep 10, 2026
Forecast Valid:
9am EDT Sep 10, 2026-6pm EDT Sep 16, 2026
 
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