Extreme Heat Lingers; Severe Thunderstorms for Portions of the Plains and Southeast; Heavy Rainfall Threats

Gusty winds and heavy rainfall may impact the Big Island of Hawaii as a nearby tropical system passes west of the islands. From the Southwest U.S., Rockies and across the Gulf Coast, heavy rainfall could lead to isolated flash flooding. Severe thunderstorms are expected for areas of the Plains, Gulf Coast and Southeast through Tuesday. Extreme heat lingers for the southern Plains and Southwest. Read More >

Current conditions at

Baltimore / Martin (KMTN)

Lat: 39.33°NLon: 76.42°WElev: 23ft.

Partly Cloudy

79°F

26°C

Humidity 51%
Wind Speed W 5 mph
Barometer 29.98 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 24 Aug 11:55 am EDT
Extended Forecast for

White Marsh MD

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. West wind 8 to 10 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. Northwest wind 3 to 5 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Northwest wind 5 to 7 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

    Low: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 86. Chance of precipitation is 70%.

    High: 86 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely

  • Friday

    Friday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 86. Chance of precipitation is 30%.

    High: 86 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 82. West wind 8 to 10 mph.
Tonight
Mostly clear, with a low around 61. Northwest wind 3 to 5 mph.
Tuesday
Sunny, with a high near 83. Northwest wind 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 63. Calm wind.
Wednesday
Mostly sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
White Marsh MD
 39.39°N 76.48°W (Elev. 157 ft)
10:52 am EDT Aug 24, 2026
12pm EDT Aug 24, 2026-6pm EDT Aug 30, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database