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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Somerset County Airport (K2G9)

Lat: 40.04°NLon: 79.02°WElev: 2275ft.

Overcast

43°F

6°C

Humidity 93%
Wind Speed NW 8 mph
Barometer 29.85 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 21 Mar 5:55 am EDT
Extended Forecast for

Somerset PA

  • Today

    Today: Areas of fog between 8am and 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 61. Northwest wind around 5 mph becoming calm in the morning.

    High: 61 °F

    Areas Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 47. Calm wind becoming southwest 5 to 7 mph after midnight.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain and thunderstorms after 2pm. Some of the storms could be severe. Mostly sunny, with a high near 75. Southwest wind 8 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Mostly Sunny
    then Severe
    Thunderstorms

  • Sunday Night

    Sunday Night: A chance of rain and thunderstorms before 8pm, then rain and possibly a thunderstorm between 8pm and 2am, then rain after 2am. Some of the storms could be severe. Low around 36. Northwest wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 36 °F

    Severe
    Thunderstorms
    then Rain

  • Monday

    Monday: Rain before 8am. High near 44. Northwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 2pm. Partly sunny, with a high near 53. Chance of precipitation is 30%.

    High: 53 °F

    Mostly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Areas of fog between 8am and 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 61. Northwest wind around 5 mph becoming calm in the morning.
Tonight
Partly cloudy, with a low around 47. Calm wind becoming southwest 5 to 7 mph after midnight.
Sunday
A chance of rain and thunderstorms after 2pm. Some of the storms could be severe. Mostly sunny, with a high near 75. Southwest wind 8 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of rain and thunderstorms before 8pm, then rain and possibly a thunderstorm between 8pm and 2am, then rain after 2am. Some of the storms could be severe. Low around 36. Northwest wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Rain before 8am. High near 44. Northwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
A chance of rain after 2pm. Partly sunny, with a high near 53. Chance of precipitation is 30%.
Wednesday Night
A chance of rain before 8pm. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 61. Chance of precipitation is 30%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Friday
A chance of rain. Partly sunny, with a high near 48. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Somerset PA
 40°N 79.09°W (Elev. 2139 ft)
Last Update:
3:36 am EDT Mar 21, 2026
Forecast Valid:
6am EDT Mar 21, 2026-6pm EDT Mar 27, 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