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

Hazardous Weather Conditions

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Light Rain Fog/Mist

70°F

21°C

Humidity 93%
Wind Speed NE 5 mph
Barometer 30.00 in (1015.7 mb)
Dewpoint 68°F (20°C)
Visibility 4.00 mi
Last update 20 Aug 10:53 am EDT
Extended Forecast for

2 Miles WSW Elysburg PA

  • Today

    Today: Rain, with thunderstorms also possible after 2pm. Some of the storms could produce heavy rainfall. High near 73. Light northeast wind. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 73 °F

    Heavy Rain

  • Tonight

    Tonight: Rain and thunderstorms likely before 8pm, then a slight chance of rain between 8pm and 9pm. Patchy fog after 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 57. Light north wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 57 °F

    Rain Likely
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 81. Calm wind.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 78. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 40%.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Mostly clear, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

Today
Rain, with thunderstorms also possible after 2pm. Some of the storms could produce heavy rainfall. High near 73. Light northeast wind. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tonight
Rain and thunderstorms likely before 8pm, then a slight chance of rain between 8pm and 9pm. Patchy fog after 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 57. Light north wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 81. Calm wind.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 78. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Sunday Night
A chance of showers before 8pm. Mostly clear, with a low around 58. Chance of precipitation is 30%.
Monday
Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Elysburg PA
 40.87°N 76.59°W (Elev. 600 ft)
Last Update:
11:41 am EDT Aug 20, 2026
Forecast Valid:
11am EDT Aug 20, 2026-6pm EDT Aug 26, 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