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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Baltimore, Inner Harbor (KDMH)

Lat: 39.28°NLon: 76.62°WElev: 20ft.

68°F

20°C

Humidity 65%
Wind Speed NA
Barometer 29.80 in (1009.2 mb)
Dewpoint 56°F (13°C)
Visibility NA
Last update 17 Jun 2:53 am EDT
Extended Forecast for

Lutherville-Timonium MD

  • Overnight

    Overnight: Isolated showers. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 20%.

    Low: 62 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 85. South wind 3 to 7 mph.

    High: 85 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69. South wind around 7 mph.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 91. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 67. West wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    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 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Overnight
Isolated showers. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 85. South wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 69. South wind around 7 mph.
Thursday
A chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 91. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 67. West wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Juneteenth
Mostly sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 86.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 84. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lutherville-Timonium MD
 39.43°N 76.61°W (Elev. 348 ft)
Last Update:
2:23 am EDT Jun 17, 2026
Forecast Valid:
3am EDT Jun 17, 2026-6pm EDT Jun 23, 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