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

31°F

-1°C

Humidity 92%
Wind Speed Calm
Barometer 30.09 in (1019.3 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 14 Mar 4:53 am EDT
Extended Forecast for

4 Miles SE Sunbury PA

  • Today

    Today: Mostly sunny, with a high near 61. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy drizzle and fog after 2am. Increasing clouds, with a low around 41. Southeast wind around 6 mph.

    Low: 41 °F

    Mostly Cloudy
    then Patchy
    Drizzle and
    Patchy Fog

  • Saturday

    Saturday: Patchy drizzle and fog before 10am. Mostly cloudy, with a high near 60. South wind 7 to 11 mph, with gusts as high as 23 mph.

    High: 60 °F

    Patchy
    Drizzle and
    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 5am. Mostly cloudy, with a low around 55. South wind 10 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 2pm. High near 66. South wind 16 to 18 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 66 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 43. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Showers

  • Monday

    Monday: A chance of showers before 8am. Mostly sunny, with a high near 54. Chance of precipitation is 30%.

    High: 54 °F

    Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 61. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
Patchy drizzle and fog after 2am. Increasing clouds, with a low around 41. Southeast wind around 6 mph.
Saturday
Patchy drizzle and fog before 10am. Mostly cloudy, with a high near 60. South wind 7 to 11 mph, with gusts as high as 23 mph.
Saturday Night
A chance of showers, mainly after 5am. Mostly cloudy, with a low around 55. South wind 10 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, with thunderstorms also possible after 2pm. High near 66. South wind 16 to 18 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 43. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 8am. Mostly sunny, with a high near 54. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 69.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
A chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Sunbury PA
 40.82°N 76.75°W (Elev. 600 ft)
Last Update:
5:16 am EDT Mar 14, 2025
Forecast Valid:
5am EDT Mar 14, 2025-6pm EDT Mar 20, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation