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.

Partly Cloudy

38°F

3°C

Humidity 51%
Wind Speed Vrbl 6 mph
Barometer 30.20 in (1023.2 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 12 Jan 11:53 am EST
Extended Forecast for

3 Miles ENE Mc Alisterville PA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 39. West wind around 9 mph, with gusts as high as 24 mph.

    High: 39 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 28. West wind around 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. South wind 3 to 6 mph.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 36. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 45. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 30. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 30 °F

    Rain Likely

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.

    High: 33 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.

    Low: 18 °F

    Chance Snow

  • Friday

    Friday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 39. West wind around 9 mph, with gusts as high as 24 mph.
Tonight
Partly cloudy, with a low around 28. West wind around 5 mph.
Tuesday
Mostly sunny, with a high near 44. South wind 3 to 6 mph.
Tuesday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 36. Southwest wind around 6 mph. Chance of precipitation is 20%.
Wednesday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 45. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 30. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 20.
Saturday
A chance of snow showers. Partly sunny, with a high near 35. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Mc Alisterville PA
 40.66°N 77.21°W (Elev. 699 ft)
Last Update:
7:34 am EST Jan 12, 2026
Forecast Valid:
12pm EST Jan 12, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation