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.

A Few Clouds

83°F

28°C

Humidity	90%
Wind Speed	Vrbl 7 mph
Barometer	30.03 in
Dewpoint	80°F (27°C)
Visibility	10.00 mi
Heat Index	95°F (35°C)
Last update	3 Sep 10:55 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Saint Leonard MD

Heat Advisory until September 3, 07:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory until September 3, 07:00pm
NOW until 7:00pm Thu
Heat Advisory
Today
High: 93 °F
Isolated
Showers
Tonight
Low: 74 °F
Scattered
Showers then
Isolated
T-storms
Friday
High: 91 °F
Sunny then
Chance
T-storms
Friday Night
Low: 73 °F
Chance
T-storms then
Chance
Showers
Saturday
High: 83 °F
Mostly Sunny
then Chance
Showers
Saturday Night
Low: 66 °F
Chance
Showers then
Mostly Clear
Sunday
High: 79 °F
Sunny
Sunday Night
Low: 64 °F
Mostly Clear

Detailed Forecast

Today

Isolated showers after 1pm. Mostly sunny, with a high near 93. Heat index values as high as 103. Southwest wind around 5 mph. Chance of precipitation is 20%.

Tonight

Scattered showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 74. Southwest wind around 6 mph. Chance of precipitation is 40%.

Friday

A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 91. Heat index values as high as 101. West wind 5 to 7 mph. Chance of precipitation is 50%.

Friday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Northwest wind 3 to 6 mph. Chance of precipitation is 50%.

Saturday

A chance of showers after 2pm. Mostly sunny, with a high near 83. North wind around 9 mph. Chance of precipitation is 30%.

Saturday Night

A chance of showers before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

Sunday

Sunny, with a high near 79.

Sunday Night

Mostly clear, with a low around 64.

Labor Day

Sunny, with a high near 80.