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

41°F

5°C

Humidity 84%
Wind Speed S 7 mph
Barometer 30.16 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 20 Mar 3:55 am EDT
Extended Forecast for

White Marsh MD

  • Today

    Today: Increasing clouds, with a high near 64. Light and variable wind becoming south 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 64 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Showers likely, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 48. Southwest wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 61. North wind 6 to 8 mph.

    High: 61 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44. Light and variable wind.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 69. South wind 5 to 10 mph.

    High: 69 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.

    Low: 50 °F

    Chance Rain

  • Monday

    Monday: A chance of rain before 2pm. Partly sunny, with a high near 59. Chance of precipitation is 40%.

    High: 59 °F

    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 64. Light and variable wind becoming south 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Showers likely, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 48. Southwest wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 61. North wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 44. Light and variable wind.
Sunday
Partly sunny, with a high near 69. South wind 5 to 10 mph.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.
Monday
A chance of rain before 2pm. Partly sunny, with a high near 59. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 54.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
Partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
White Marsh MD
 39.39°N 76.45°W (Elev. 82 ft)
Last Update:
2:22 am EDT Mar 20, 2026
Forecast Valid:
4am EDT Mar 20, 2026-6pm EDT Mar 26, 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