National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
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Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Fog/Mist

38°F

3°C

Humidity 93%
Wind Speed Calm
Barometer 29.64 in (1004.0 mb)
Dewpoint 36°F (2°C)
Visibility 3.00 mi
Last update 7 Jan 12:53 am EST
Extended Forecast for

3 Miles W Cocolamus PA

  • Overnight

    Overnight: A slight chance of showers before 4am. Mostly cloudy, with a low around 35. Light southwest wind. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. West wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. Light west wind.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 47. Calm wind.

    High: 47 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36. Calm wind becoming south around 5 mph after midnight.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 7am. Mostly cloudy, with a high near 51. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers. Cloudy, with a low around 44. Chance of precipitation is 40%.

    Low: 44 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers. High near 53. Chance of precipitation is 90%.

    High: 53 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely before 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Showers
    Likely

Detailed Forecast

Overnight
A slight chance of showers before 4am. Mostly cloudy, with a low around 35. Light southwest wind. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 45. West wind 6 to 9 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 32. Light west wind.
Thursday
Mostly sunny, with a high near 47. Calm wind.
Thursday Night
Mostly cloudy, with a low around 36. Calm wind becoming south around 5 mph after midnight.
Friday
Showers likely, mainly after 7am. Mostly cloudy, with a high near 51. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of showers. Cloudy, with a low around 44. Chance of precipitation is 40%.
Saturday
Showers. High near 53. Chance of precipitation is 90%.
Saturday Night
Showers likely before 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 40.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 41.
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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:
1:05 am EST Jan 7, 2026
Forecast Valid:
1am EST Jan 7, 2026-6pm EST Jan 13, 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