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

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Fair

68°F

20°C

Humidity 81%
Wind Speed S 6 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 2 Oct 8:53 am EDT
Extended Forecast for

Liverpool PA

  • Today

    Today: Showers likely before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers after 5pm. Increasing clouds, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Mostly Sunny
    then Showers
    Likely

  • Tonight

    Tonight: A chance of showers, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 51. North wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 69. Northeast wind 3 to 5 mph.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog between 1am and 2am. Otherwise, increasing clouds, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: A chance of showers. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 65. Light southeast wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

Today
Showers likely before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers after 5pm. Increasing clouds, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 51. North wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 69. Northeast wind 3 to 5 mph.
Saturday Night
Patchy fog between 1am and 2am. Otherwise, increasing clouds, with a low around 50. Calm wind.
Sunday
A chance of showers. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 65. Light southeast wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly cloudy, with a low around 53.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Clear, with a low around 40.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Liverpool PA
 40.58°N 76.99°W (Elev. 495 ft)
Last Update:
8:05 am EDT Oct 2, 2026
Forecast Valid:
9am EDT Oct 2, 2026-6pm EDT Oct 8, 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