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

Storm Systems Continue to Impact the Pacific Northwest; Lake Effect Snow Continues

A second Pacific cold front will cross the Pacific Northwest Wednesday followed by another atmospheric river. Each of these features will bring additional periods of gusty winds, mountain snow, and heavy to excessive rainfall with renewed flooding. Heavy lake effect snow continues into Tuesday east of Lakes Erie and Ontario. Read More >

Hazardous Weather Conditions

Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Fair

17°F

-8°C

Humidity 72%
Wind Speed SW 5 mph
Barometer 30.09 in (1020.6 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 15 Dec 10:55 pm EST
Extended Forecast for

4 Miles NW Somerset IN

  • Tonight

    Tonight: Mostly clear, with a low around 13. Southwest wind around 5 mph.

    Low: 13 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 36. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. West wind 5 to 10 mph.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 30. South wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain. High near 48. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.

    Low: 17 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 13. Southwest wind around 5 mph.
Tuesday
Sunny, with a high near 36. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 29. Southwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 38. West wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 30. South wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Rain. High near 48. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 26.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 44.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 37.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Somerset IN
 40.73°N 85.93°W (Elev. 745 ft)
Last Update:
8:45 pm EST Dec 15, 2025
Forecast Valid:
11pm EST Dec 15, 2025-6pm EST Dec 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation