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.

36°F

2°C

Humidity 55%
Wind Speed NA
Barometer 30.40 in (1029.3 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Last update 1 Dec 7:53 am EST
Extended Forecast for

Catonsville MD

  • Today

    Today: Mostly sunny, with a high near 42. Northwest wind 5 to 9 mph becoming light north in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: Snow likely, mainly after 5am. Increasing clouds, with a low around 28. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Partly Cloudy
    then Snow
    Likely

  • Tuesday

    Tuesday: Rain and snow before 10am, then rain between 10am and 4pm, then a chance of rain and snow after 4pm. High near 39. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind around 9 mph, with gusts as high as 18 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 39. Northwest wind 3 to 6 mph.

    High: 39 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 42. Northwest wind 5 to 9 mph becoming light north in the afternoon.
Tonight
Snow likely, mainly after 5am. Increasing clouds, with a low around 28. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Rain and snow before 10am, then rain between 10am and 4pm, then a chance of rain and snow after 4pm. High near 39. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind around 9 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 39. Northwest wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly cloudy, with a high near 33.
Friday Night
A chance of snow before 1am, then freezing rain likely. Cloudy, with a low around 28. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Catonsville MD
 39.28°N 76.75°W (Elev. 499 ft)
Last Update:
8:30 am EST Dec 1, 2025
Forecast Valid:
8am EST Dec 1, 2025-6pm EST Dec 7, 2025
 
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