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

Baltimore, Inner Harbor (KDMH)

Lat: 39.28°NLon: 76.62°WElev: 20ft.

82°F

28°C

Humidity 56%
Wind Speed NA
Barometer 29.91 in (1012.9 mb)
Dewpoint 65°F (18°C)
Visibility NA
Heat Index84°F (29°C)
Last update 13 Aug 9:53 am EDT
Extended Forecast for

Catonsville MD

  • Today

    Today: Mostly sunny, with a high near 88. Northwest wind around 8 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. Light northwest wind.

    Low: 71 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm. Partly sunny, with a high near 84. Light northeast wind. Chance of precipitation is 20%.

    High: 84 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 67. Light and variable wind. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 85. North wind around 6 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.

    Low: 72 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 30%.

    High: 88 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 88. Northwest wind around 8 mph.
Tonight
Mostly cloudy, with a low around 71. Light northwest wind.
Friday
A slight chance of showers after 2pm. Partly sunny, with a high near 84. Light northeast wind. Chance of precipitation is 20%.
Friday Night
A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 67. Light and variable wind. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 85. North wind around 6 mph.
Saturday Night
Mostly cloudy, with a low around 68.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.
Monday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
A slight chance of showers. Sunny, with a high near 87. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Catonsville MD
 39.28°N 76.75°W (Elev. 499 ft)
Last Update:
7:53 am EDT Aug 13, 2026
Forecast Valid:
10am EDT Aug 13, 2026-6pm EDT Aug 19, 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