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.

Fair

66°F

19°C

Humidity 90%
Wind Speed E 3 mph
Barometer 29.87 in (1011.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 12 Sep 3:55 am EDT
Extended Forecast for

Wabash IN

  • Overnight

    Overnight: A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 81. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 52. North wind around 5 mph.

    Low: 52 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 64. Calm wind.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 64. Calm wind.
Sunday
Mostly sunny, with a high near 81. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 52. North wind around 5 mph.
Monday
Sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 88.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 66. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Wednesday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 67. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Friday
A chance of showers. Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wabash IN
 40.81°N 85.81°W (Elev. 656 ft)
Last Update:
3:46 am EDT Sep 12, 2026
Forecast Valid:
4am EDT Sep 12, 2026-6pm EDT Sep 18, 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