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

N/A

Humidity NA
Wind Speed NW 5 mph
Barometer 30.12 in
Dewpoint N/A
Visibility 10.00 mi
Last update 24 Jun 2:54 am EDT
Extended Forecast for

Baltimore Martin St MD

Extreme Heat Watch June 25, 11:00am until June 25, 09:00pm
Extreme Heat Warning June 24, 11:00am until June 24, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
Extreme Heat Warning

  • Overnight

    Overnight: Mostly clear, with a low around 79. Calm wind.

    Low: 79 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Heat index values as high as 109. Light north wind.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 79. Calm wind.

    Low: 79 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Sunny, with a high near 95. Heat index values as high as 105. Light northwest wind. Chance of precipitation is 30%.

    High: 95 °F

    Sunny then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 5am, then a slight chance of showers. Partly cloudy, with a low around 77. Calm wind. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 90. Chance of precipitation is 70%.

    High: 90 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely then
    Showers
    Likely

  • Friday

    Friday: A chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 79. Calm wind.
Tuesday
Sunny and hot, with a high near 99. Heat index values as high as 109. Light north wind.
Tuesday Night
Mostly clear, with a low around 79. Calm wind.
Wednesday
A chance of showers and thunderstorms after 2pm. Sunny, with a high near 95. Heat index values as high as 105. Light northwest wind. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 5am, then a slight chance of showers. Partly cloudy, with a low around 77. Calm wind. Chance of precipitation is 30%.
Thursday
A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 90. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Friday
A chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Baltimore Martin St MD
 39.34°N 76.43°W (Elev. 39 ft)
Last Update:
1:30 am EDT Jun 24, 2025
Forecast Valid:
3am EDT Jun 24, 2025-6pm EDT Jun 30, 2025
 
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