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.

Partly Cloudy

47°F

8°C

Humidity 93%
Wind Speed Calm
Barometer 29.75 in (1007.4 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 10 Nov 12:53 am EST
Extended Forecast for

Sunbury PA

  • Overnight

    Overnight: A chance of showers before 2am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 37. Calm wind becoming west around 5 mph. Chance of precipitation is 30%.

    Low: 37 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, mainly before 10am. Mostly cloudy, with a high near 44. Northwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. West wind 6 to 8 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly cloudy, with a high near 43. West wind 10 to 15 mph, with gusts as high as 29 mph.

    High: 43 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Southwest wind around 7 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers before 2am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 37. Calm wind becoming west around 5 mph. Chance of precipitation is 30%.
Monday
A chance of showers, mainly before 10am. Mostly cloudy, with a high near 44. Northwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 26. West wind 6 to 8 mph, with gusts as high as 21 mph.
Veterans Day
Mostly cloudy, with a high near 43. West wind 10 to 15 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly cloudy, with a low around 31. Southwest wind around 7 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, with a high near 50.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
Partly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sunbury PA
 40.87°N 76.79°W (Elev. 482 ft)
Last Update:
1:05 am EST Nov 10, 2025
Forecast Valid:
1am EST Nov 10, 2025-6pm EST Nov 16, 2025
 
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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