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

Eastern WV Regional Airport/Shepherd Field (KMRB)

Lat: 39.4°NLon: 77.98°WElev: 538ft.

Fair

55°F

13°C

Humidity 25%
Wind Speed Vrbl 3 mph
Barometer 30.23 in (1023.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 4 Nov 6:53 pm EST
Extended Forecast for

Martinsburg WV

Red Flag Warning November 5, 11:00am until November 5, 06:00pm
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: Mostly clear, with a low around 36. West wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. Northwest wind 13 to 16 mph, with gusts as high as 44 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 57. Northwest wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. Light and variable wind.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.

    Low: 50 °F

    Rain Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °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 around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 74. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 32 mph.
Wednesday Night
Mostly clear, with a low around 43. Northwest wind 13 to 16 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 20 mph.
Thursday Night
Partly cloudy, with a low around 33. Light and variable wind.
Friday
Partly sunny, with a high near 63.
Friday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 62. Chance of precipitation is 50%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 30.
Veterans Day
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Martinsburg WV
 39.45°N 77.97°W (Elev. 410 ft)
Last Update:
6:29 pm EST Nov 4, 2025
Forecast Valid:
7pm EST Nov 4, 2025-6pm EST Nov 11, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation