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.

Overcast

38°F

3°C

Humidity 45%
Wind Speed S 5 mph
Barometer 30.05 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 17 Jan 1:35 am EST
Extended Forecast for

White Marsh MD

  • Overnight

    Overnight: A slight chance of light snow after 4am. Cloudy, with a low around 33. South wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Light Snow

  • Saturday

    Saturday: Rain, snow, and sleet likely before 2pm, then a slight chance of rain between 2pm and 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 42. South wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow and sleet accumulation of less than a half inch possible.

    High: 42 °F

    Wintry Mix
    Likely

  • Saturday Night

    Saturday Night: A slight chance of rain after 4am. Increasing clouds, with a low around 31. Light and variable wind. Chance of precipitation is 20%.

    Low: 31 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of snow after 1pm. Cloudy, with a high near 35. Northwest wind 3 to 7 mph. Chance of precipitation is 40%.

    High: 35 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 19 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 26.

    High: 26 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of light snow after 4am. Cloudy, with a low around 33. South wind 5 to 7 mph. Chance of precipitation is 20%.
Saturday
Rain, snow, and sleet likely before 2pm, then a slight chance of rain between 2pm and 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 42. South wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow and sleet accumulation of less than a half inch possible.
Saturday Night
A slight chance of rain after 4am. Increasing clouds, with a low around 31. Light and variable wind. Chance of precipitation is 20%.
Sunday
A chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of snow after 1pm. Cloudy, with a high near 35. Northwest wind 3 to 7 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 19. Northwest wind 5 to 7 mph becoming calm in the evening.
M.L.King Day
Sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Sunny, with a high near 26.
Tuesday Night
Mostly clear, with a low around 14.
Wednesday
Mostly sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Mostly sunny, with a high near 35.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
White Marsh MD
 39.39°N 76.45°W (Elev. 82 ft)
Last Update:
12:53 am EST Jan 17, 2026
Forecast Valid:
1am EST Jan 17, 2026-6pm EST Jan 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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