Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast across parts of the Upper Midwest into the Great Lakes, the Northeast, and the central High Plains. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Fair

77°F

25°C

Humidity	81%
Wind Speed	SW 10 G 17 mph
Barometer	30.06 in
Dewpoint	71°F (22°C)
Visibility	NA
Heat Index	79°F (26°C)
Last update	1 Jul 7:35 am EDT

More Information:

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

Extended Forecast for

Prince Frederick MD

Extreme Heat Watch July 2, 11:00am until July 3, 08:00pm

Heat Advisory July 1, 11:00am until July 1, 08:00pm

Click here for hazard details and duration

Extreme Heat Watch

Heat Advisory

Today
High: 96 °F
Sunny
Tonight
Low: 76 °F
Clear
Thursday
High: 101 °F
Hot
Thursday Night
Low: 80 °F
Clear
Friday
High: 103 °F
Hot
Friday Night
Low: 79 °F
Mostly Clear
Independence Day
High: 101 °F
Sunny then
Slight Chance
T-storms
Saturday Night
Low: 77 °F
Chance
T-storms
Sunday
High: 97 °F
Mostly Sunny
then Chance
T-storms

Detailed Forecast

Today

Sunny, with a high near 96. Heat index values as high as 106. South wind around 9 mph, with gusts as high as 18 mph.

Tonight

Clear, with a low around 76. South wind 8 to 10 mph, with gusts as high as 20 mph.

Thursday

Sunny and hot, with a high near 101. Heat index values as high as 111. South wind 3 to 7 mph.

Thursday Night

Clear, with a low around 80. South wind around 6 mph.

Friday

Sunny and hot, with a high near 103. Southwest wind 3 to 5 mph.

Friday Night

Mostly clear, with a low around 79.

Independence Day

A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 101. Chance of precipitation is 20%.

Saturday Night

A chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 77. Chance of precipitation is 30%.

Sunday

A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 97. Chance of precipitation is 30%.

Sunday Night

A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 75. Chance of precipitation is 50%.

Monday

A chance of showers and thunderstorms. Partly sunny, with a high near 93. Chance of precipitation is 50%.

Monday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 50%.

Tuesday

A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 30%.