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.

Mostly Cloudy

81°F

27°C

Humidity 48%
Wind Speed S 8 mph
Barometer 29.86 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 26 Jul 6:45 pm EDT
Extended Forecast for

Perry Hall MD

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 30%.

    Low: 66 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.

    High: 86 °F

    Sunny then
    Scattered
    T-storms

  • Monday Night

    Monday Night: Scattered showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 69. South wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 82. South wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 82 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Low around 67. Southeast wind around 9 mph becoming north after midnight. Chance of precipitation is 80%.

    Low: 67 °F

    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 40%.

    High: 83 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 30%.
Monday
Scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.
Monday Night
Scattered showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 69. South wind 3 to 5 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 82. South wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Low around 67. Southeast wind around 9 mph becoming north after midnight. Chance of precipitation is 80%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 69.
Saturday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Perry Hall MD
 39.41°N 76.44°W (Elev. 187 ft)
Last Update:
4:54 pm EDT Jul 26, 2026
Forecast Valid:
7pm EDT Jul 26, 2026-6pm EDT Aug 2, 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