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.

Light Drizzle

77°F

25°C

Humidity 81%
Wind Speed SE 6 mph
Barometer 30.15 in
Dewpoint 71°F (22°C)
Visibility 7.00 mi
Heat Index79°F (26°C)
Last update 16 Aug 12:35 am EDT
Extended Forecast for

Overlea MD

  • Overnight

    Overnight: Mostly cloudy, with a low around 72. Light southeast wind.

    Low: 72 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 81. South wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 2am, then scattered showers. Low around 72. Southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 72 °F

    Showers

  • Monday

    Monday: Mostly sunny, with a high near 90. Heat index values as high as 100. Northwest wind 6 to 9 mph.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 70. Northwest wind around 6 mph.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms, then a chance of showers after 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 72. Light southeast wind.
Sunday
Showers and possibly a thunderstorm. High near 81. South wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 2am, then scattered showers. Low around 72. Southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Mostly sunny, with a high near 90. Heat index values as high as 100. Northwest wind 6 to 9 mph.
Monday Night
Partly cloudy, with a low around 70. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Sunny, with a high near 89.
Wednesday Night
A slight chance of showers and thunderstorms, then a chance of showers after 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Overlea MD
 39.35°N 76.51°W (Elev. 98 ft)
Last Update:
12:00 am EDT Aug 16, 2026
Forecast Valid:
12am EDT Aug 16, 2026-6pm EDT Aug 22, 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