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.

Light Rain

68°F

20°C

Humidity 100%
Wind Speed W 8 mph
Barometer 29.95 in
Dewpoint 68°F (20°C)
Visibility 5.00 mi
Last update 17 Aug 2:15 am EDT
Extended Forecast for

Acosta PA

  • Overnight

    Overnight: A chance of showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 66. West wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 77. West wind 7 to 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers and
    Patchy Fog
    then Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 60. Light northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 75 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 20%.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm, mainly after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.

    High: 74 °F

    Showers
    Likely

  • Thursday Night

    Thursday 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
A chance of showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 66. West wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 77. West wind 7 to 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 60. Light northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 57. Calm wind.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 20%.
Wednesday Night
Showers likely and possibly a thunderstorm, mainly after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Thursday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Friday
A chance of showers after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 73. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Acosta PA
 40.11°N 79.02°W (Elev. 2067 ft)
Last Update:
2:21 am EDT Aug 17, 2026
Forecast Valid:
2am EDT Aug 17, 2026-6pm EDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation