Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Overcast

84°F

29°C

Humidity 72%
Wind Speed Vrbl 5 mph
Barometer 29.97 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 27 Aug 3:15 pm EDT
Extended Forecast for

2 Miles ENE Morganza MD

Severe T-storm Watch until August 27, 10:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until August 27, 10:00pm

    NOW until 10:00pm Thu

    Severe T-storm Watch

  • This Afternoon

    High: 86 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 7pm and 2am.  Mostly cloudy, with a low around 70. Southeast wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 85. Light and variable wind.  Chance of precipitation is 40%.

    High: 85 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am.  Patchy fog between 10pm and 3am.  Otherwise, mostly cloudy, with a low around 69. Calm wind.  Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: Partly sunny, with a high near 84. North wind around 6 mph.

    High: 84 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, sunny, with a high near 87.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms before 5pm. Mostly cloudy, with a high near 86. South wind around 10 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms between 7pm and 2am. Mostly cloudy, with a low around 70. Southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Light and variable wind. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Patchy fog between 10pm and 3am. Otherwise, mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 84. North wind around 6 mph.
Saturday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 69.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 72.
Monday
Sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
Mostly 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. Mostly 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.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Morganza MD
 38.38°N 76.65°W (Elev. 98 ft)
2:23 pm EDT Aug 27, 2026
3pm EDT Aug 27, 2026-6pm EDT Sep 3, 2026
 
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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