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

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

40°F

4°C

Humidity 83%
Wind Speed NW 5 mph
Barometer 29.89 in (1012.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 22 Mar 2:53 am EDT
Extended Forecast for

Dalmatia PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 43. Light southeast wind.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming sunny, with a high near 71. South wind 5 to 8 mph becoming southwest in the afternoon. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Partly Sunny
    then Severe
    Thunderstorms

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 3am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall. Low around 37. North wind 6 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Severe
    Thunderstorms
    then Showers

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 46. North wind 10 to 13 mph, with gusts as high as 24 mph.

    High: 46 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly clear, with a low around 28. North wind 6 to 10 mph.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.

    Low: 39 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. Light southeast wind.
Sunday
A chance of showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming sunny, with a high near 71. South wind 5 to 8 mph becoming southwest in the afternoon. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 3am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall. Low around 37. North wind 6 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 46. North wind 10 to 13 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 28. North wind 6 to 10 mph.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 53.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Friday
A chance of showers. Partly sunny, with a high near 47. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dalmatia PA
 40.65°N 76.89°W (Elev. 499 ft)
Last Update:
2:41 am EDT Mar 22, 2026
Forecast Valid:
3am EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation