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

3 Miles SW Marion PA

  • Tonight

    Tonight: Partly cloudy, with a low around 46. Calm wind becoming south around 6 mph after midnight.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 79. South wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 79 °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 45. North wind around 6 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 45 °F

    Severe
    Thunderstorms
    then Showers

  • Monday

    Monday: Showers before 8am.  High near 53. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 31. Northwest wind 5 to 8 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 46. Calm wind becoming south around 6 mph after midnight.
Sunday
Mostly sunny, with a high near 79. South wind 6 to 10 mph, with gusts as high as 20 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 45. North wind around 6 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 53. Northwest wind 11 to 14 mph, with gusts as high as 23 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 31. Northwest wind 5 to 8 mph.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 57.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 54. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Marion PA
 39.83°N 77.7°W (Elev. 600 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