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

64°F

18°C

Humidity 94%
Wind Speed S 8 mph
Barometer 30.10 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 15 Jun 1:15 am EDT
Extended Forecast for

Casselman PA

  • Overnight

    Overnight: Showers likely, mainly before 2am. Patchy fog. Otherwise, mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 11am. Patchy fog before 11am. High near 70. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Showers, with thunderstorms also possible after 2am. Patchy fog before 9pm. Low around 60. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers and
    Patchy Fog
    then Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 69. Southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 61. Light southeast wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 75. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers before 8am, then showers likely after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, with thunderstorms also possible after 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Overnight
Showers likely, mainly before 2am. Patchy fog. Otherwise, mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 11am. Patchy fog before 11am. High near 70. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers, with thunderstorms also possible after 2am. Patchy fog before 9pm. Low around 60. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 69. Southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 61. Light southeast wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 75. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 64. Chance of precipitation is 80%.
Wednesday
A chance of showers before 8am, then showers likely after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Wednesday Night
Showers likely, with thunderstorms also possible after 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Juneteenth
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Casselman PA
 39.88°N 79.2°W (Elev. 2159 ft)
Last Update:
1:25 am EDT Jun 15, 2025
Forecast Valid:
1am EDT Jun 15, 2025-6pm EDT Jun 21, 2025
 
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