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

Hazardous Weather Conditions

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Partly Cloudy

70°F

21°C

Humidity 71%
Wind Speed S 12 G 26 mph
Barometer 29.69 in (1005.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 11 Mar 3:53 pm EDT
Extended Forecast for

3 Miles ENE McAlisterville PA

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly after 5pm. Some of the storms could be severe. Mostly cloudy, with a high near 73. South wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then showers likely. Some of the storms could be severe. Low around 36. Southwest wind 6 to 11 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Severe
    Thunderstorms
    then Showers

  • Thursday

    Thursday: A chance of showers, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 40. Northwest wind around 15 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 40 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. Northwest wind around 6 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of rain after 2pm. Mostly cloudy, with a high near 49. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 20%.

    High: 49 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 51.

    High: 51 °F

    Cloudy

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 5pm. Some of the storms could be severe. Mostly cloudy, with a high near 73. South wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 3am, then showers likely. Some of the storms could be severe. Low around 36. Southwest wind 6 to 11 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 40. Northwest wind around 15 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly clear, with a low around 28. Northwest wind around 6 mph becoming calm in the evening.
Friday
A slight chance of rain after 2pm. Mostly cloudy, with a high near 49. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Sunny, with a high near 46.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Cloudy, with a high near 51.
Sunday Night
Showers, mainly after 2am. Low around 43. Chance of precipitation is 80%.
Monday
Showers. High near 58. Chance of precipitation is 80%.
Monday Night
A chance of showers. Partly cloudy, with a low around 24. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
Mostly clear, with a low around 19.
Wednesday
Mostly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE McAlisterville PA
 40.64°N 77.21°W (Elev. 699 ft)
Last Update:
3:36 pm EDT Mar 11, 2026
Forecast Valid:
4pm EDT Mar 11, 2026-6pm EDT Mar 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