Coastal Threats for the East and Gulf; Record Warmth for the Central U.S.

Persistent onshore flow across the Southeast and portions of the mid-Atlantic will keep the risk of rip currents through the weekend. Rainfall could be locally heavy across Florida, especially along the eastern shoreline. Meanwhile, record warmth for portions of the Plains and Midwest with elevated fire concerns. For the west, a trough will keep the pattern unsettled with wet conditions. Read More >

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Fair

54°F

12°C

Humidity 93%
Wind Speed Calm
Barometer 30.25 in (1024.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 3 Oct 9:53 pm EDT
Extended Forecast for

Northumberland PA

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, clear, with a low around 47. Calm wind.

    Low: 47 °F

    Clear then
    Patchy Fog

  • Saturday

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

    High: 81 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Light and variable wind.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 50. Calm wind.

    Low: 50 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers after 2pm.  Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 8pm.  Mostly cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, clear, with a low around 47. Calm wind.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 81. Calm wind.
Saturday Night
Mostly clear, with a low around 48. Calm wind.
Sunday
Sunny, with a high near 82. Light and variable wind.
Sunday Night
Clear, with a low around 50. Calm wind.
Monday
Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 55.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Tuesday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Wednesday
A chance of showers before 2pm. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 39.
Friday
Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Northumberland PA
 40.89°N 76.79°W (Elev. 482 ft)
10:01 pm EDT Oct 3, 2025
10pm EDT Oct 3, 2025-6pm EDT Oct 10, 2025
 
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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