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.

Overcast

50°F

10°C

Humidity 82%
Wind Speed E 5 mph
Barometer 30.24 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 22 May 3:35 am EDT
Extended Forecast for

Jennerstown PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 50. East wind around 6 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 3pm. Cloudy, with a high near 59. Southeast wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Cloudy then
    Showers
    Likely

  • Friday Night

    Friday Night: Rain. Patchy fog. Low around 44. Southeast wind around 14 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 44 °F

    Rain and
    Patchy Fog

  • Saturday

    Saturday: Rain, with thunderstorms also possible after 2pm. Patchy fog. High near 54. Southeast wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain and
    Patchy Fog
    then Rain
    Likely and
    Patchy Fog

  • Saturday Night

    Saturday Night: Rain likely and possibly a thunderstorm before 8pm, then rain likely between 8pm and 2am, then a chance of showers after 2am. Patchy fog before 2am. Otherwise, mostly cloudy, with a low around 48. Southeast wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly between 8pm and 2am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely and
    Patchy Fog

  • Memorial Day

    Memorial Day: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 50. East wind around 6 mph.
Friday
Showers likely, mainly after 3pm. Cloudy, with a high near 59. Southeast wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain. Patchy fog. Low around 44. Southeast wind around 14 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Saturday
Rain, with thunderstorms also possible after 2pm. Patchy fog. High near 54. Southeast wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely and possibly a thunderstorm before 8pm, then rain likely between 8pm and 2am, then a chance of showers after 2am. Patchy fog before 2am. Otherwise, mostly cloudy, with a low around 48. Southeast wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely, mainly between 8pm and 2am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Memorial Day
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Monday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 58.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Wednesday Night
A chance of thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 77.
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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:
2:39 am EDT May 22, 2026
Forecast Valid:
3am EDT May 22, 2026-6pm EDT May 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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