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

Hazardous Weather Conditions

Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Partly Cloudy

54°F

12°C

Humidity 31%
Wind Speed NW 13 mph
Barometer 30.03 in (1017.6 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 2 May 4:55 pm EDT
Extended Forecast for

2 Miles SW Somerset IN

Frost Advisory May 3, 01:00am until May 3, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Areas of frost after 2am. Otherwise, mostly clear, with a low around 37. Northwest wind 5 to 10 mph becoming light and variable.

    Low: 37 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: A chance of showers between 2pm and 5pm. Areas of frost before 8am. Otherwise, partly sunny, with a high near 60. Southwest wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 60 °F

    Areas Frost
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 48. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 57 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 63. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 63 °F

    Showers
    Likely then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 43. Chance of precipitation is 80%.

    Low: 43 °F

    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers

Detailed Forecast

Tonight
Areas of frost after 2am. Otherwise, mostly clear, with a low around 37. Northwest wind 5 to 10 mph becoming light and variable.
Sunday
A chance of showers between 2pm and 5pm. Areas of frost before 8am. Otherwise, partly sunny, with a high near 60. Southwest wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Sunday Night
A slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 48. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 63. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 43. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 55.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 41.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 56.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 41.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 63.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 46.
Saturday
A slight chance of showers. Mostly sunny, with a high near 69.
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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:
4:02 pm EDT May 2, 2026
Forecast Valid:
5pm EDT May 2, 2026-6pm EDT May 9, 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