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Hazardous Weather Conditions

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Mostly Cloudy

45°F

7°C

Humidity 52%
Wind Speed W 7 mph
Barometer 29.99 in (1015.7 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 21 Feb 1:53 pm EST
Extended Forecast for

Millersburg PA

Winter Storm Warning February 22, 05:00am until February 23, 01:00pm
Click here for hazard details and duration
Winter Storm Warning

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 44. Northwest wind around 6 mph.

    High: 44 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of snow before 2am, then rain and snow likely between 2am and 4am, then snow likely after 4am. Increasing clouds, with a low around 32. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Partly Cloudy
    then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain and snow. High near 36. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 36 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after 7pm. Low around 30. North wind 6 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 30 °F

    Rain/Snow
    then Snow

  • Monday

    Monday: A chance of snow before 1pm. Cloudy, with a high near 37. Northwest wind around 17 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.

    High: 37 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: A chance of snow showers before 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.

    High: 42 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 44. Northwest wind around 6 mph.
Tonight
A chance of snow before 2am, then rain and snow likely between 2am and 4am, then snow likely after 4am. Increasing clouds, with a low around 32. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
Rain and snow. High near 36. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Sunday Night
Rain and snow, becoming all snow after 7pm. Low around 30. North wind 6 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday
A chance of snow before 1pm. Cloudy, with a high near 37. Northwest wind around 17 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 30.
Tuesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Wednesday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.
Wednesday Night
A chance of showers after 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Thursday
Showers likely. Mostly cloudy, with a high near 43. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 42.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Millersburg PA
 40.55°N 76.94°W (Elev. 525 ft)
Last Update:
1:46 pm EST Feb 21, 2026
Forecast Valid:
2pm EST Feb 21, 2026-6pm EST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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