Hot Temperatures, Excessive Rainfall, and Severe Thunderstorms in the Eastern U.S.

Hot temperatures are expected again today along the Mid-Atlantic, Southeast, and lower Mississippi Valley. Heavy to excessive rainfall from thunderstorms today in parts of the Midwest to the Mid-Atlantic regions may bring areas of flooding. Severe thunderstorms pose a risk for damaging wind gusts across the Mid Atlantic region again today. Read More >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Mostly Cloudy

80°F

27°C

Humidity	92%
Wind Speed	Calm
Barometer	29.96 in
Dewpoint	78°F (26°C)
Visibility	NA
Heat Index	86°F (30°C)
Last update	5 Jul 8:35 am EDT

More Information:

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

Extended Forecast for

2 Miles SSW Saint Leonard MD

Heat Advisory July 5, 10:00am until July 5, 08:00pm

Click here for hazard details and duration

Heat Advisory

Today
High: 94 °F
Mostly Sunny
Tonight
Low: 76 °F
Chance
T-storms then
Chance
Showers
Monday
High: 91 °F
Chance
Showers then
Showers
Likely
Monday Night
Low: 73 °F
Showers
Tuesday
High: 88 °F
Showers
Likely
Tuesday Night
Low: 71 °F
Showers
Likely
Wednesday
High: 88 °F
Slight Chance
T-storms
Wednesday Night
Low: 72 °F
Partly Cloudy
then Slight
Chance
Showers
Thursday
High: 92 °F
Slight Chance
Showers then
Chance
T-storms

Detailed Forecast

Today

Mostly sunny, with a high near 94. Heat index values as high as 105. Calm wind becoming southeast 5 to 7 mph in the afternoon.

Tonight

A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 76. South wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 50%.

Monday

A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 91. Heat index values as high as 101. Northeast wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday Night

Showers and possibly a thunderstorm before 5am, then showers likely. Low around 73. East wind 3 to 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday

Showers likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 88. North wind 3 to 6 mph. Chance of precipitation is 70%.

Tuesday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

Wednesday

A slight chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 20%.

Wednesday Night

A slight chance of showers after 2am. Partly cloudy, with a low around 72. Chance of precipitation is 20%.

Thursday

A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 40%.

Thursday Night

A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 30%.

Friday

A chance of showers and thunderstorms. Mostly sunny, with a high near 96. Chance of precipitation is 40%.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.