Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Baltimore / Martin (KMTN)

Lat: 39.33°NLon: 76.42°WElev: 23ft.

Mostly Cloudy

79°F

26°C

Humidity 58%
Wind Speed NW 9 mph
Barometer 29.89 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 23 Aug 11:45 am EDT
Extended Forecast for

White Marsh MD

  • Today

    Today: A slight chance of showers and thunderstorms after 3pm.  Sunny, with a high near 83. West wind around 10 mph.  Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 63. West wind around 6 mph becoming calm  after midnight.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81. West wind 5 to 10 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. West wind 3 to 6 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. West wind 5 to 8 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 85. Chance of precipitation is 60%.

    High: 85 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 83. West wind around 10 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 63. West wind around 6 mph becoming calm after midnight.
Monday
Sunny, with a high near 81. West wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 61. West wind 3 to 6 mph.
Tuesday
Sunny, with a high near 84. West wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
A chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
White Marsh MD
 39.39°N 76.45°W (Elev. 82 ft)
10:53 am EDT Aug 23, 2026
11am EDT Aug 23, 2026-6pm EDT Aug 29, 2026
 
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Additional Resources

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Hourly Weather Forecast

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