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

29°F

-2°C

Humidity 69%
Wind Speed Calm
Barometer 30.18 in (1022.8 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 4 Jan 7:53 pm EST
Extended Forecast for

3 Miles W Cocolamus PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 35. Calm wind becoming south around 6 mph.

    High: 35 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 1pm. Mostly cloudy, with a high near 41. Calm wind. Chance of precipitation is 30%.

    High: 41 °F

    Cloudy then
    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 35. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 22. Calm wind.
Monday
Mostly cloudy, with a high near 35. Calm wind becoming south around 6 mph.
Monday Night
Mostly cloudy, with a low around 25. Calm wind.
Tuesday
A chance of rain after 1pm. Mostly cloudy, with a high near 41. Calm wind. Chance of precipitation is 30%.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 35. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly cloudy, with a high near 46.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.
Friday
Rain likely. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Saturday
A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Cocolamus PA
 40.66°N 77.15°W (Elev. 732 ft)
Last Update:
7:17 pm EST Jan 4, 2026
Forecast Valid:
8pm EST Jan 4, 2026-6pm EST Jan 11, 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