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.

Overcast

30°F

-1°C

Humidity 49%
Wind Speed W 12 G 24 mph
Barometer 29.96 in (1014.8 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 17 Mar 10:53 am EDT
Extended Forecast for

Mifflinburg PA

  • Today

    Today: Partly sunny, with a high near 33. West wind around 16 mph, with gusts as high as 31 mph.

    High: 33 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 18. West wind 5 to 7 mph becoming calm after midnight.

    Low: 18 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. Calm wind becoming south around 6 mph in the afternoon.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 47. Calm wind becoming south around 6 mph in the afternoon.

    High: 47 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.

    Low: 36 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 33. West wind around 16 mph, with gusts as high as 31 mph.
Tonight
Partly cloudy, with a low around 18. West wind 5 to 7 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 37. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 24. Calm wind.
Thursday
Mostly cloudy, with a high near 47. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 51.
Friday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 50.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 57. Chance of precipitation is 30%.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mifflinburg PA
 40.91°N 77.05°W (Elev. 699 ft)
Last Update:
8:06 am EDT Mar 17, 2026
Forecast Valid:
11am EDT Mar 17, 2026-6pm EDT Mar 23, 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