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

Baltimore / Martin (KMTN)

Lat: 39.33°NLon: 76.42°WElev: 23ft.

Fair

37°F

3°C

Humidity 45%
Wind Speed S 10 mph
Barometer 30.39 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 18 Mar 5:45 pm EDT
Extended Forecast for

White Marsh MD

  • Tonight

    Tonight: Increasing clouds, with a low around 31. Light southeast wind.

    Low: 31 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 51. South wind 3 to 8 mph.

    High: 51 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm. Mostly sunny, with a high near 58. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

    High: 58 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 48. South wind around 6 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain after 8pm. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 31. Light southeast wind.
Thursday
Partly sunny, with a high near 51. South wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 38. Calm wind.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 58. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 48. South wind around 6 mph. Chance of precipitation is 70%.
Saturday
Partly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 67.
Sunday Night
A chance of rain after 8pm. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Partly sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
White Marsh MD
 39.39°N 76.45°W (Elev. 82 ft)
Last Update:
4:53 pm EDT Mar 18, 2026
Forecast Valid:
6pm EDT Mar 18, 2026-6pm EDT Mar 25, 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