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

Somerset County Airport (K2G9)

Lat: 40.04°NLon: 79.02°WElev: 2275ft.

Partly Cloudy

55°F

13°C

Humidity 88%
Wind Speed SE 3 mph
Barometer 30.04 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 10 Mar 9:55 pm EDT
Extended Forecast for

Jennerstown PA

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Calm wind becoming south around 5 mph after midnight.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Some of the storms could be severe. High near 74. Southwest wind 7 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 74 °F

    Severe
    Thunderstorms

  • Wednesday Night

    Wednesday Night: Rain showers before 2am, then rain showers, possibly mixed with sleet between 2am and 5am, then rain showers and snow showers, possibly mixed with sleet after 5am. Some thunder is also possible. Low around 30. West wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.

    Low: 30 °F

    Severe
    Thunderstorms
    then Wintry
    Mix

  • Thursday

    Thursday: Snow showers, mainly before 8am. High near 40. Northwest wind 15 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow Showers
    then Slight
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. Northwest wind around 6 mph becoming light and variable in the evening.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers after 2pm. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.

    High: 51 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm. Partly cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 58. Calm wind becoming south around 5 mph after midnight.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Some of the storms could be severe. High near 74. Southwest wind 7 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain showers before 2am, then rain showers, possibly mixed with sleet between 2am and 5am, then rain showers and snow showers, possibly mixed with sleet after 5am. Some thunder is also possible. Low around 30. West wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
Thursday
Snow showers, mainly before 8am. High near 40. Northwest wind 15 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Mostly clear, with a low around 28. Northwest wind around 6 mph becoming light and variable in the evening.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm. Partly cloudy, with a low around 29. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
A chance of showers after 2pm. Mostly cloudy, with a high near 62. Chance of precipitation is 30%.
Sunday Night
Showers. Low around 34. Chance of precipitation is 80%.
Monday
Rain and snow showers. High near 46. Chance of precipitation is 80%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jennerstown PA
 40.15°N 79.07°W (Elev. 1949 ft)
Last Update:
8:51 pm EDT Mar 10, 2026
Forecast Valid:
10pm EDT Mar 10, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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