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.

Fair

45°F

7°C

Humidity 37%
Wind Speed W 8 G 32 mph
Barometer 30.11 in (1019.8 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 14 Mar 12:53 pm EDT
Extended Forecast for

3 Miles ENE Mc Alisterville PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 46. West wind around 14 mph, with gusts as high as 30 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 32. Calm wind.

    Low: 32 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 51. South wind 5 to 14 mph, with gusts as high as 29 mph.

    High: 51 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly after 2am. Low around 46. Southeast wind around 11 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. High near 63. South wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 63 °F

    Showers

  • Monday Night

    Monday Night: Rain showers likely before 11pm, then snow showers likely. Some thunder is also possible. Mostly cloudy, with a low around 23. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 23 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Tuesday

    Tuesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 46. West wind around 14 mph, with gusts as high as 30 mph.
Tonight
Increasing clouds, with a low around 32. Calm wind.
Sunday
Mostly cloudy, with a high near 51. South wind 5 to 14 mph, with gusts as high as 29 mph.
Sunday Night
Showers, mainly after 2am. Low around 46. Southeast wind around 11 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, with thunderstorms also possible after 11am. High near 63. South wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain showers likely before 11pm, then snow showers likely. Some thunder is also possible. Mostly cloudy, with a low around 23. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Partly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Mostly cloudy, with a high near 46.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Mc Alisterville PA
 40.66°N 77.21°W (Elev. 699 ft)
Last Update:
12:51 pm EDT Mar 14, 2026
Forecast Valid:
1pm EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation