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

46°F

8°C

Humidity 71%
Wind Speed SW 14 mph
Barometer 29.84 in (1010.8 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 9 Mar 4:55 am EDT
Extended Forecast for

2 Miles SW Somerset IN

  • Today

    Today: Sunny, with a high near 69. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: A slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 58. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 73. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 73 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 57. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 57 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 66. Southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 66 °F

    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of rain showers, mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain/Snow

  • Thursday

    Thursday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of rain and snow after 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 8am, then a slight chance of rain between 8am and 2pm. Partly sunny, with a high near 52. Breezy. Chance of precipitation is 30%.

    High: 52 °F

    Breezy.
    Chance
    Rain/Snow
    then Slight
    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 69. Southwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
A slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 58. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 73. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 57. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 66. Southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
A slight chance of rain showers, mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 44.
Thursday Night
A chance of rain and snow after 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Friday
A chance of rain and snow before 8am, then a slight chance of rain between 8am and 2pm. Partly sunny, with a high near 52. Breezy. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 48.
Saturday Night
A 40 percent chance of rain. Cloudy, with a low around 39.
Sunday
Rain likely. Cloudy, with a high near 59. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Somerset IN
 40.68°N 85.91°W (Elev. 748 ft)
Last Update:
5:01 am EDT Mar 9, 2026
Forecast Valid:
5am EDT Mar 9, 2026-6pm EDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation