Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Partly Cloudy

86°F

30°C

Humidity	70%
Wind Speed	SW 8 mph
Barometer	29.83 in
Dewpoint	75°F (24°C)
Visibility	NA
Heat Index	95°F (35°C)
Last update	3 Aug 3:35 pm EDT

More Information:

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

Extended Forecast for

Leonardtown MD

This Afternoon
High: 85 °F
Showers
Likely
Tonight
Low: 69 °F
Showers
Likely then
Mostly Cloudy
Tuesday
High: 85 °F
Partly Sunny
then Slight
Chance
Showers
Tuesday Night
Low: 70 °F
Slight Chance
T-storms then
Chance
Showers
Wednesday
High: 86 °F
Showers
Likely
Wednesday Night
Low: 73 °F
Showers
Likely then
Partly Cloudy
Thursday
High: 89 °F
Mostly Sunny
Thursday Night
Low: 75 °F
Partly Cloudy
Friday
High: 89 °F
Sunny then
Slight Chance
T-storms

Detailed Forecast

This Afternoon

Showers likely and possibly a thunderstorm before 4pm, then scattered showers and thunderstorms after 4pm. Mostly cloudy, with a high near 85. Southwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers likely and possibly a thunderstorm before 7pm, then scattered showers and thunderstorms between 7pm and 8pm. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

A slight chance of showers after 3pm. Partly sunny, with a high near 85. Northeast wind around 7 mph. Chance of precipitation is 20%.

Tuesday Night

A slight chance of showers and thunderstorms, then a chance of showers after 2am. Mostly cloudy, with a low around 70. Light east wind. Chance of precipitation is 40%.

Wednesday

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. Mostly cloudy, with a high near 86. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 70%.

Wednesday Night

Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 73. Chance of precipitation is 60%.

Thursday

Mostly sunny, with a high near 89.

Thursday Night

Partly cloudy, with a low around 75.

Friday

A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 20%.

Friday Night

A chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.

Saturday

A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 50%.