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 44%
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 12:35 am EST
Extended Forecast for

White Marsh MD

  • Overnight

    Overnight: A slight chance of light snow after 4am. Cloudy, with a low around 33. Calm wind becoming south 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. Calm wind becoming south 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.
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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:
12:41 am EST Jan 17, 2026
Forecast Valid:
12am EST Jan 17, 2026-6pm EST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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