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Areas of Showers and Thunderstorms to Start the Work Week

Areas of rain and thunderstorms are forecast Monday across the central and eastern states. Some mixed rain and snow is possible in the high Sierra Mountains. Heavy to excessive rain may bring flooding in the central Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

Baltimore, Baltimore-Washington International Airport (KBWI)

Lat: 39.17°NLon: 76.68°WElev: 135ft.

Overcast

73°F

23°C

Humidity 81%
Wind Speed NW 8 mph
Barometer 29.93 in (1013.4 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 20 Sep 11:54 pm EDT
Extended Forecast for

Baltimore-Washington International Airport MD

Coastal Flood Advisory September 21, 12:26am until September 21, 06:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory September 21, 12:26am until September 21, 06:00am

    NOW until 6:00am Mon

    Coastal Flood Advisory

  • Overnight

    Low: 65 °F

    Isolated
    Showers

  • Monday

    Monday: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 75. Northeast wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Partly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Low around 59. Northeast wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers

  • Tuesday

    Tuesday: Showers before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers after 2pm. High near 67. Northeast wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 67 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely. Cloudy, with a low around 55. Northeast wind 11 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    Low: 55 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 50%.

    High: 66 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 20%.

    High: 66 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Isolated showers before 1am. Mostly cloudy, with a low around 65. North wind 3 to 6 mph. Chance of precipitation is 20%.
Monday
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 75. Northeast wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Low around 59. Northeast wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers after 2pm. High near 67. Northeast wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Showers likely. Cloudy, with a low around 55. Northeast wind 11 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Thursday
A slight chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 53.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 68. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 53. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 71. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Baltimore-Washington International Airport MD
 39.18°N 76.66°W (Elev. 108 ft)
Last Update:
10:53 pm EDT Sep 20, 2026
Forecast Valid:
12am EDT Sep 21, 2026-6pm EDT Sep 27, 2026
 
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