Heavy to Excessive Rainfall for the Southwest; Thunderstorms in Florida with Flooding Possible

Tropical moisture from Priscilla will bring a multi-day thunderstorm, widespread heavy rainfall and flash flooding event across the Southwest/Four Corners region. Flash flooding will be a concern in burn scars, slot canyons, and urban areas. Widespread storms are expected in central/South Florida with some isolated flash flooding possible. Read More >

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Fair

59°F

15°C

Humidity 44%
Wind Speed NE 9 mph
Barometer 30.47 in (1032.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 9 Oct 12:53 pm EDT
Extended Forecast for

3 Miles N Mercersburg PA

Freeze Warning October 9, 11:00pm until October 10, 09:00am
Click here for hazard details and duration
Freeze Warning
  • This Afternoon

    This Afternoon: Sunny, with a high near 63. Northeast wind around 7 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 36. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 36 °F

    Clear

  • Friday

    Friday: Areas of frost before 8am.  Otherwise, sunny, with a high near 65. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 65 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. South wind around 6 mph becoming calm  in the evening.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain, mainly after 2pm.  Partly sunny, with a high near 68. Calm wind becoming southeast 5 to 7 mph in the afternoon.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 2am.  Cloudy, with a low around 54. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Rain Likely

  • Sunday

    Sunday: Rain.  High near 62. Chance of precipitation is 80%.

    High: 62 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely.  Mostly cloudy, with a low around 51. Chance of precipitation is 60%.

    Low: 51 °F

    Rain Likely

  • Columbus Day

    Columbus Day: A chance of rain.  Mostly cloudy, with a high near 63. Chance of precipitation is 40%.

    High: 63 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 63. Northeast wind around 7 mph.
Tonight
Clear, with a low around 36. Northeast wind around 5 mph becoming calm in the evening.
Friday
Areas of frost before 8am. Otherwise, sunny, with a high near 65. Calm wind becoming south 5 to 8 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 44. South wind around 6 mph becoming calm in the evening.
Saturday
A chance of rain, mainly after 2pm. Partly sunny, with a high near 68. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain likely, mainly after 2am. Cloudy, with a low around 54. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 62. Chance of precipitation is 80%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Columbus Day
A chance of rain. Mostly cloudy, with a high near 63. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 69.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Mercersburg PA
 39.87°N 77.9°W (Elev. 564 ft)
12:16 pm EDT Oct 9, 2025
1pm EDT Oct 9, 2025-6pm EDT Oct 15, 2025
 
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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