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

Atmospheric River to Impact the Northwest; Windy Conditions in the Northeast

A strong atmospheric river moving into northern California later today will bring a threat for moderate to heavy rainfall and flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. through Wednesday. Gusty winds and isolated showers are expected today in the Northeast U.S. behind a cold front. Wind Advisories have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Fair

62°F

17°C

Humidity 21%
Wind Speed W 13 mph
Barometer 30.17 in (1022.6 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 4 Nov 3:53 pm EST
Extended Forecast for

Williamsport MD

  • Tonight

    Tonight: Mostly clear, with a low around 36. West wind 5 to 7 mph becoming light and variable in the evening.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73. South wind 5 to 10 mph becoming southwest 11 to 16 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. Northwest wind 13 to 17 mph, with gusts as high as 44 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 57. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. Light and variable wind.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Rain Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 36. West wind 5 to 7 mph becoming light and variable in the evening.
Wednesday
Sunny, with a high near 73. South wind 5 to 10 mph becoming southwest 11 to 16 mph in the afternoon. Winds could gust as high as 31 mph.
Wednesday Night
Mostly clear, with a low around 42. Northwest wind 13 to 17 mph, with gusts as high as 44 mph.
Thursday
Sunny, with a high near 57. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 32. Light and variable wind.
Friday
Partly sunny, with a high near 62.
Friday Night
Rain likely. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 29.
Veterans Day
Mostly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Williamsport MD
 39.59°N 77.83°W (Elev. 348 ft)
Last Update:
3:29 pm EST Nov 4, 2025
Forecast Valid:
4pm EST Nov 4, 2025-6pm EST Nov 11, 2025
 
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