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.

A Few Clouds

59°F

15°C

Humidity 64%
Wind Speed NW 9 mph
Barometer 29.97 in (1014.9 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 15 May 10:53 am EDT
Extended Forecast for

3 Miles S Cocolamus PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 69. Northwest wind around 8 mph.

    High: 69 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 81. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 60. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers. Mostly sunny, with a high near 84. Light northwest wind. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 69. Northwest wind around 8 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 48. Calm wind.
Saturday
Sunny, with a high near 81. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Saturday Night
A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 60. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 84. Light northwest wind. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Showers likely. Mostly sunny, with a high near 86. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Cocolamus PA
 40.61°N 77.1°W (Elev. 600 ft)
Last Update:
11:51 am EDT May 15, 2026
Forecast Valid:
12pm EDT May 15, 2026-6pm EDT May 21, 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