Threats of Heavy Rainfall, Severe Thunderstorms and Dangerous Heat

Several complexes of thunderstorms, some severe with heavy rainfall, will impact areas from the northern Plains, Great Lakes, Ohio Valley to the mid-Atlantic. This threat will shift toward the Carolinas on Friday. Heavy rainfall, remnants of Edouard, continues for portions of eastern Texas through today. In-between these systems, a dome of high pressure and heat for central and eastern states. Read More >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Fair

83°F

28°C

Humidity 91%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 80°F (27°C)
Visibility 9.00 mi
Heat Index95°F (35°C)
Last update 3 Sep 7:35 pm EDT
Extended Forecast for

2 Miles NNE Port Republic MD

  • Tonight

    Tonight: Scattered showers and thunderstorms between 9pm and 2am, then isolated showers.  Mostly cloudy, with a low around 75. Light and variable wind becoming southwest around 5 mph after midnight.  Chance of precipitation is 40%.

    Low: 75 °F

    Scattered
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny, with a high near 92. Heat index values as high as 102. Northwest wind 3 to 5 mph.  Chance of precipitation is 30%.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 72. Calm wind becoming northwest around 5 mph after midnight.  Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers after 2pm.  Partly sunny, with a high near 83. North wind 6 to 8 mph.  Chance of precipitation is 20%.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67. Northeast wind 3 to 6 mph.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Sunday Night

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

    Low: 64 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

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

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Scattered showers and thunderstorms between 9pm and 2am, then isolated showers. Mostly cloudy, with a low around 75. Light and variable wind becoming southwest around 5 mph after midnight. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 92. Heat index values as high as 102. Northwest wind 3 to 5 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 40%.
Saturday
A slight chance of showers after 2pm. Partly sunny, with a high near 83. North wind 6 to 8 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 67. Northeast wind 3 to 6 mph.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 64.
Labor Day
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 72.
Thursday
A slight chance of showers. Mostly sunny, with a high near 91. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Port Republic MD
 38.52°N 76.54°W (Elev. 98 ft)
4:54 pm EDT Sep 3, 2026
7pm EDT Sep 3, 2026-6pm EDT Sep 10, 2026
 
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