Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Overcast

44°F

7°C

Humidity 79%
Wind Speed N 13 mph
Barometer 30.00 in (1016.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 21 Mar 10:53 am EDT
Extended Forecast for

3 Miles NW Spring Glen PA

  • Today

    Today: Partly sunny, with a high near 54. North wind 3 to 8 mph.

    High: 54 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Light southeast wind.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain and thunderstorms after 2pm.  Partly sunny, with a high near 73. South wind 3 to 8 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Partly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain and thunderstorms before 8pm, then rain and possibly a thunderstorm between 8pm and 11pm, then rain after 11pm.  Low around 38. North wind 6 to 8 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 38 °F

    Rain

  • Monday

    Monday: Rain, mainly before 8am.  High near 46. North wind 11 to 13 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Rain then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Tuesday Night

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

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 54. North wind 3 to 8 mph.
Tonight
Mostly cloudy, with a low around 42. Light southeast wind.
Sunday
A chance of rain and thunderstorms after 2pm. Partly sunny, with a high near 73. South wind 3 to 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of rain and thunderstorms before 8pm, then rain and possibly a thunderstorm between 8pm and 11pm, then rain after 11pm. Low around 38. North wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Rain, mainly before 8am. High near 46. North wind 11 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Mostly cloudy, with a high near 55.
Thursday Night
Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Friday
A chance of rain. Partly sunny, with a high near 49. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Spring Glen PA
 40.66°N 76.69°W (Elev. 600 ft)
8:05 am EDT Mar 21, 2026
11am EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database