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

Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Current conditions at

Baltimore, Baltimore-Washington International Airport (KBWI)

Lat: 39.17°NLon: 76.68°WElev: 135ft.

Mostly Cloudy

59°F

15°C

Humidity 33%
Wind Speed Vrbl 3 mph
Barometer 29.77 in (1008.1 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 12 Nov 3:54 pm EST
Extended Forecast for

Severn MD

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 38. West wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Sunny, with a high near 55. Northwest wind 7 to 14 mph, with gusts as high as 25 mph.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. West wind around 6 mph.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56. West wind 5 to 10 mph.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33. Light northwest wind.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.

    Low: 47 °F

    Chance Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 38. West wind 6 to 8 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 55. Northwest wind 7 to 14 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 33. West wind around 6 mph.
Friday
Sunny, with a high near 56. West wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 33. Light northwest wind.
Saturday
Partly sunny, with a high near 58.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
A chance of rain. Partly sunny, with a high near 52. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Severn MD
 39.14°N 76.66°W (Elev. 131 ft)
Last Update:
3:29 pm EST Nov 12, 2025
Forecast Valid:
4pm EST Nov 12, 2025-6pm EST Nov 19, 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