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.

Overcast

21°F

-6°C

Humidity 69%
Wind Speed NW 5 mph
Barometer 30.31 in (1028.0 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 4 Feb 10:55 pm EST
Extended Forecast for

2 Miles SW Somerset IN

  • Tonight

    Tonight: Cloudy, with a low around 9. Calm wind becoming southwest around 5 mph.

    Low: 9 °F

    Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow, mainly between 1pm and 4pm. Cloudy, with a high near 25. Southwest wind 5 to 10 mph.

    High: 25 °F

    Cloudy then
    Chance Snow

  • Thursday Night

    Thursday Night: A slight chance of snow before midnight, then a slight chance of snow and freezing rain between midnight and 1am, then a slight chance of snow after 1am. Cloudy, with a low around 19. Southwest wind around 10 mph. Chance of precipitation is 20%.

    Low: 19 °F

    Slight Chance
    Snow then
    Slight Chance
    Wintry Mix

  • Friday

    Friday: A 50 percent chance of snow, mainly before 1pm. Cloudy, with a high near 35. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 35 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 6. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 6 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 17.

    High: 17 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 27.

    High: 27 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 9. Calm wind becoming southwest around 5 mph.
Thursday
A 30 percent chance of snow, mainly between 1pm and 4pm. Cloudy, with a high near 25. Southwest wind 5 to 10 mph.
Thursday Night
A slight chance of snow before midnight, then a slight chance of snow and freezing rain between midnight and 1am, then a slight chance of snow after 1am. Cloudy, with a low around 19. Southwest wind around 10 mph. Chance of precipitation is 20%.
Friday
A 50 percent chance of snow, mainly before 1pm. Cloudy, with a high near 35. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 6. North wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny and cold, with a high near 17.
Saturday Night
Mostly cloudy, with a low around 8.
Sunday
Mostly cloudy, with a high near 27.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 35.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
A chance of drizzle. Partly cloudy, with a low around 28.
Wednesday
A slight chance of drizzle. Partly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Somerset IN
 40.68°N 85.91°W (Elev. 748 ft)
Last Update:
9:33 pm EST Feb 4, 2026
Forecast Valid:
11pm EST Feb 4, 2026-6pm EST Feb 11, 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