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.

Overcast

72°F

22°C

Humidity 46%
Wind Speed SW 18 mph
Barometer 29.89 in (1011.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 12 Apr 10:55 pm EDT
Extended Forecast for

2 Miles SW Somerset IN

  • Tonight

    Tonight: A slight chance of showers before midnight, then a chance of showers and thunderstorms between midnight and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 63. Southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms before 11am, then a slight chance of thunderstorms after 5pm. Partly sunny, with a high near 78. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 80 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Mostly cloudy, with a low around 66. Southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 76. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 63. Chance of precipitation is 80%.

    Low: 63 °F

    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers before midnight, then a chance of showers and thunderstorms between midnight and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 63. Southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms before 11am, then a slight chance of thunderstorms after 5pm. Partly sunny, with a high near 78. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Mostly cloudy, with a low around 66. Southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 76. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 63. Chance of precipitation is 80%.
Thursday
A chance of showers, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 57.
Friday
Mostly sunny, with a high near 83.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44.
Sunday
A slight chance of showers. Partly sunny, with a high near 56.
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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:
10:45 pm EDT Apr 12, 2026
Forecast Valid:
11pm EDT Apr 12, 2026-6pm EDT Apr 19, 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