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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Baltimore, Baltimore-Washington International Airport (KBWI)

Lat: 39.17°NLon: 76.68°WElev: 135ft.

Partly Cloudy

77°F

25°C

Humidity 64%
Wind Speed S 6 mph
Barometer 29.74 in (1006.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 17 Jun 8:54 pm EDT
Extended Forecast for

Ellicott City MD

  • Tonight

    Tonight: Increasing clouds, with a low around 69. South wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 69 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A slight chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 93. Breezy, with a southwest wind 15 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.

    High: 93 °F

    Breezy.
    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 66. West wind 5 to 11 mph, with gusts as high as 23 mph.

    Low: 66 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Cloudy through mid morning, then gradual clearing, with a high near 84. West wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 84 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 69. South wind 5 to 7 mph, with gusts as high as 18 mph.
Thursday
A slight chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 93. Breezy, with a southwest wind 15 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 66. West wind 5 to 11 mph, with gusts as high as 23 mph.
Juneteenth
Cloudy through mid morning, then gradual clearing, with a high near 84. West wind 6 to 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 62. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Monday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ellicott City MD
 39.27°N 76.82°W (Elev. 299 ft)
Last Update:
7:53 pm EDT Jun 17, 2026
Forecast Valid:
9pm EDT Jun 17, 2026-6pm EDT Jun 24, 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