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 >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Mostly Cloudy

74°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 74°F (23°C)
Visibility 9.00 mi
Last update 28 Aug 5:15 am EDT
Extended Forecast for

2 Miles S Chaptico MD

  • Today

    Today: 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

  • Tonight

    Tonight: Isolated showers and thunderstorms before 11pm. Mostly cloudy, with a low around 66. Northeast wind 5 to 8 mph becoming north in the evening. Chance of precipitation is 20%.

    Low: 66 °F

    Isolated
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Northeast wind 6 to 9 mph.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. East wind 5 to 7 mph.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 87. South wind 5 to 8 mph.

    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

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Scattered showers and thunderstorms after 11am. Mostly cloudy, with a high near 85. Northwest wind around 6 mph. Chance of precipitation is 30%.
Tonight
Isolated showers and thunderstorms before 11pm. Mostly cloudy, with a low around 66. Northeast wind 5 to 8 mph becoming north in the evening. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 84. Northeast wind 6 to 9 mph.
Saturday Night
Mostly clear, with a low around 67. East wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 87. South wind 5 to 8 mph.
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 75.
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 73. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Chaptico MD
 38.35°N 76.77°W (Elev. 98 ft)
Last Update:
4:53 am EDT Aug 28, 2026
Forecast Valid:
5am EDT Aug 28, 2026-6pm EDT Sep 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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