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

Hazardous Weather Conditions

Current conditions at

Baltimore / Martin (KMTN)

Lat: 39.33°NLon: 76.42°WElev: 23ft.

Fair

45°F

7°C

Humidity 49%
Wind Speed Calm
Barometer 30.58 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 8 Apr 8:45 pm EDT
Extended Forecast for

Long Green MD

Freeze Warning April 9, 12:00am until April 9, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Widespread frost, mainly after 3am. Otherwise, mostly clear, with a low around 33. Southeast wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Clear then
    Frost

  • Thursday

    Thursday: Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 55. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 55 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 40. Light south wind.

    Low: 40 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 68. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 68 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50. South wind around 6 mph becoming west after midnight.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread frost, mainly after 3am. Otherwise, mostly clear, with a low around 33. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 55. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Thursday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 40. Light south wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 68. Calm wind becoming south 5 to 8 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 50. South wind around 6 mph becoming west after midnight.
Saturday
Sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly cloudy, with a high near 80.
Monday Night
Mostly cloudy, with a low around 63.
Tuesday
Partly sunny, with a high near 86.
Tuesday Night
Mostly cloudy, with a low around 67.
Wednesday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Long Green MD
 39.46°N 76.52°W (Elev. 407 ft)
Last Update:
7:53 pm EDT Apr 8, 2026
Forecast Valid:
8pm EDT Apr 8, 2026-6pm EDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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