National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Overcast

76°F

24°C

Humidity 99%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index75°F (24°C)
Last update 28 Aug 2:15 am EDT
Extended Forecast for

Leonardtown MD

  • Overnight

    Overnight: Scattered showers and thunderstorms before 5am. Mostly cloudy, with a low around 70. Northwest wind around 8 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers and thunderstorms after 11am. Mostly cloudy, with a high near 85. Northwest wind around 6 mph. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Isolated showers and thunderstorms before 11pm. Mostly cloudy, with a low around 67. North wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Isolated
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 83. Northeast wind 7 to 9 mph.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. East wind around 7 mph becoming southeast after midnight.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers and thunderstorms before 5am. Mostly cloudy, with a low around 70. Northwest wind around 8 mph. Chance of precipitation is 30%.
Friday
Scattered showers and thunderstorms after 11am. Mostly cloudy, with a high near 85. Northwest wind around 6 mph. Chance of precipitation is 30%.
Friday Night
Isolated showers and thunderstorms before 11pm. Mostly cloudy, with a low around 67. North wind 5 to 7 mph. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 83. Northeast wind 7 to 9 mph.
Saturday Night
Partly cloudy, with a low around 68. East wind around 7 mph becoming southeast after midnight.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Leonardtown MD
 38.29°N 76.64°W (Elev. 16 ft)
Last Update:
2:22 am EDT Aug 28, 2026
Forecast Valid:
2am EDT Aug 28, 2026-6pm EDT Sep 3, 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