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

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Fair

54°F

12°C

Humidity 59%
Wind Speed E 7 mph
Barometer 29.90 in (1013.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 21 Mar 10:53 pm EDT
Extended Forecast for

2 Miles WSW Orrtanna PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Calm wind becoming south around 6 mph after midnight.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76. Southwest wind 6 to 8 mph, with gusts as high as 21 mph.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Some of the storms could be severe.  Low around 41. Northwest wind around 6 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Severe
    Thunderstorms
    then Showers

  • Monday

    Monday: Showers before 8am.  High near 50. Northwest wind around 11 mph, with gusts as high as 29 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. Northwest wind 5 to 7 mph, with gusts as high as 21 mph.

    Low: 27 °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 32.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. Calm wind becoming south around 6 mph after midnight.
Sunday
Mostly sunny, with a high near 76. Southwest wind 6 to 8 mph, with gusts as high as 21 mph.
Sunday Night
Showers and thunderstorms likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Some of the storms could be severe. Low around 41. Northwest wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Showers before 8am. High near 50. Northwest wind around 11 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly clear, with a low around 27. Northwest wind 5 to 7 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 53.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
A chance of showers after 8am. Partly sunny, with a high near 58. Chance of precipitation is 30%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 50. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Orrtanna PA
 39.86°N 77.41°W (Elev. 1404 ft)
8:05 pm EDT Mar 21, 2026
11pm EDT Mar 21, 2026-6pm EDT Mar 28, 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