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

Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Somerset County Airport (K2G9)

Lat: 40.04°NLon: 79.02°WElev: 2275ft.

Fair

64°F

18°C

Humidity 52%
Wind Speed S 12 G 22 mph
Barometer 29.97 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 18 Apr 9:15 am EDT
Extended Forecast for

Somerset PA

  • Today

    Today: Showers likely and possibly a thunderstorm, mainly after 5pm. Increasing clouds, with a high near 80. Southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Mostly Sunny
    then Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm, then showers after 11pm. Some of the storms could be severe. Low around 38. Southwest wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 38 °F

    Severe
    Thunderstorms
    then Showers

  • Sunday

    Sunday: A chance of rain and snow showers before 11am, then a chance of rain showers. Cloudy, then gradually becoming mostly sunny, with a high near 48. West wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before 2am, then a chance of snow showers. Mostly cloudy, with a low around 31. West wind 6 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A slight chance of snow showers, mixing with rain after 11am, then gradually ending. Mostly sunny, with a high near 42. Northwest wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: Widespread frost after 3am. Otherwise, mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear
    then Frost

  • Tuesday

    Tuesday: Widespread frost before 8am. Otherwise, sunny, with a high near 59.

    High: 59 °F

    Frost then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 30%.

    High: 63 °F

    Chance
    Showers

Detailed Forecast

Today
Showers likely and possibly a thunderstorm, mainly after 5pm. Increasing clouds, with a high near 80. Southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm, then showers after 11pm. Some of the storms could be severe. Low around 38. Southwest wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of rain and snow showers before 11am, then a chance of rain showers. Cloudy, then gradually becoming mostly sunny, with a high near 48. West wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of rain and snow showers before 2am, then a chance of snow showers. Mostly cloudy, with a low around 31. West wind 6 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A slight chance of snow showers, mixing with rain after 11am, then gradually ending. Mostly sunny, with a high near 42. Northwest wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday Night
Widespread frost after 3am. Otherwise, mostly clear, with a low around 23.
Tuesday
Widespread frost before 8am. Otherwise, sunny, with a high near 59.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Wednesday
A chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 50.
Friday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Somerset PA
 40°N 79.09°W (Elev. 2139 ft)
Last Update:
8:06 am EDT Apr 18, 2026
Forecast Valid:
9am EDT Apr 18, 2026-6pm EDT Apr 24, 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