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

Heavy to Excessive Rainfall This Week from the Southwest into Central U.S.; Severe Weather in the Southern Plains

Pacific tropical moisture wrapping into a storm will continue a multi-day heavy rainfall event this week that will impact multiple areas in the Plains and Intermountain West. Isolated severe thunderstorm wind gusts and possibly a tornado or two could occur tonight from southern and eastern New Mexico into west Texas. Read More >

Current conditions at

Baltimore, Baltimore-Washington International Airport (KBWI)

Lat: 39.17°NLon: 76.68°WElev: 135ft.

Mostly Cloudy

66°F

19°C

Humidity 87%
Wind Speed Calm
Barometer 30.07 in (1018.3 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 29 Sep 9:54 pm EDT
Extended Forecast for

Ellicott City MD

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 63. Light southeast wind.

    Low: 63 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 82 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63. Light southwest wind.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers. Mostly cloudy, with a high near 70. Chance of precipitation is 20%.

    High: 70 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 59. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 63. Light southeast wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 63. Light southwest wind.
Friday
Mostly sunny, with a high near 85.
Friday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Saturday
A slight chance of showers. Mostly cloudy, with a high near 70. Chance of precipitation is 20%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ellicott City MD
 39.27°N 76.84°W (Elev. 397 ft)
Last Update:
7:53 pm EDT Sep 29, 2026
Forecast Valid:
10pm EDT Sep 29, 2026-6pm EDT Oct 6, 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