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

Tracking Atmospheric River for California; Record Temperatures Further East

An atmospheric river will bring gusty to high winds, moderate to heavy rainfall, and potential flooding to California today through Saturday. Heavy snow will be possible over the Sierra Nevada mountains into Friday associated with this atmospheric river. East of these impacts dozens of record high maximum and high minimum temperatures may be broken or tied today and Friday. Read More >

Current conditions at

Baltimore, Baltimore-Washington International Airport (KBWI)

Lat: 39.17°NLon: 76.68°WElev: 135ft.

A Few Clouds

48°F

9°C

Humidity 36%
Wind Speed W 7 mph
Barometer 30.05 in (1017.7 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 13 Nov 5:54 pm EST
Extended Forecast for

Simpsonville MD

  • Tonight

    Tonight: Clear, with a low around 32. Northwest wind 3 to 8 mph.

    Low: 32 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 55. West wind 5 to 9 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 60. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 60 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 51. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 51 °F

    Chance Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 32. Northwest wind 3 to 8 mph.
Friday
Sunny, with a high near 55. West wind 5 to 9 mph.
Friday Night
Mostly cloudy, with a low around 37. Calm wind.
Saturday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 60. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 51. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
A chance of rain after 1pm. Partly sunny, with a high near 48. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 53.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Simpsonville MD
 39.21°N 76.88°W (Elev. 410 ft)
Last Update:
3:53 pm EST Nov 13, 2025
Forecast Valid:
6pm EST Nov 13, 2025-6pm EST Nov 20, 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