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.

Overcast

57°F

14°C

Humidity 69%
Wind Speed SE 8 mph
Barometer 30.25 in (1024.2 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 4 May 12:53 pm EDT
Extended Forecast for

Northumberland PA

  • This Afternoon

    This Afternoon: Rain likely. Cloudy, with a high near 57. Southeast wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Rain Likely

  • Tonight

    Tonight: Rain. Low around 50. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Rain

  • Sunday

    Sunday: Rain before 1pm, then showers after 1pm. High near 59. Southeast wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Rain

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Patchy fog between 9pm and 3am. Otherwise, cloudy, with a low around 57. East wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: A chance of showers, mainly after 2pm. Patchy fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 77. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: A chance of showers, mainly before 8pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
Rain likely. Cloudy, with a high near 57. Southeast wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 50. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain before 1pm, then showers after 1pm. High near 59. Southeast wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Patchy fog between 9pm and 3am. Otherwise, cloudy, with a low around 57. East wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers, mainly after 2pm. Patchy fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 77. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 40%.
Monday Night
A chance of showers, mainly before 8pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Thursday
Showers and possibly a thunderstorm. High near 76. Chance of precipitation is 80%.
Thursday Night
Showers and thunderstorms. Low around 57. Chance of precipitation is 80%.
Friday
Showers likely. Partly sunny, with a high near 72. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Northumberland PA
 40.89°N 76.79°W (Elev. 482 ft)
Last Update:
1:34 pm EDT May 4, 2024
Forecast Valid:
1pm EDT May 4, 2024-6pm EDT May 10, 2024
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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