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

43°F

6°C

Humidity 53%
Wind Speed S 7 mph
Barometer 29.90 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 13 Jan 4:45 pm EST
Extended Forecast for

Joppa MD

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Southwest wind around 7 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, mainly after 5pm. Mostly cloudy, with a high near 49. South wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 49 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 4am, then a chance of snow. Cloudy, with a low around 24. Calm wind becoming west 5 to 8 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of snow before 7am. Mostly sunny, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 31 °F

    Chance Snow
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 17. Northwest wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 17 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Southwest wind around 7 mph.
Wednesday
A chance of rain, mainly after 5pm. Mostly cloudy, with a high near 49. South wind 5 to 7 mph. Chance of precipitation is 30%.
Wednesday Night
Rain likely before 4am, then a chance of snow. Cloudy, with a low around 24. Calm wind becoming west 5 to 8 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow before 7am. Mostly sunny, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 17. Northwest wind 6 to 10 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 18.
M.L.King Day
Mostly sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
Sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Joppa MD
 39.42°N 76.38°W (Elev. 98 ft)
Last Update:
5:01 pm EST Jan 13, 2026
Forecast Valid:
5pm EST Jan 13, 2026-6pm EST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation