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

51°F

11°C

Humidity 71%
Wind Speed Calm
Barometer 30.00 in (1015.9 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 15 May 8:53 am EDT
Extended Forecast for

2 Miles NNW Millerstown PA

  • Today

    Today: Partly sunny, with a high near 69. Northwest wind around 8 mph, with gusts as high as 21 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 82. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 60. Light west wind. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Light west wind. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Sunday Night

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

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 92.

    High: 92 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 69. Northwest wind around 8 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 48. Calm wind.
Saturday
Sunny, with a high near 82. Calm wind becoming south 5 to 7 mph in the afternoon.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 60. Light west wind. Chance of precipitation is 40%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Light west wind. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Sunny and hot, with a high near 92.
Monday Night
Mostly clear, with a low around 65.
Tuesday
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:
2 Miles NNW Millerstown PA
 40.57°N 77.17°W (Elev. 656 ft)
Last Update:
9:39 am EDT May 15, 2026
Forecast Valid:
9am 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