Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Fair

77°F

25°C

Humidity	93%
Wind Speed	SW 6 mph
Barometer	29.90 in
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
Last update	4 Sep 9:15 pm EDT

More Information:

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

Extended Forecast for

2 Miles NE Rosemont MD

Tonight
Low: 69 °F
Slight Chance
T-storms then
Chance
Showers
Saturday
High: 81 °F
Chance
Showers then
Chance
T-storms
Saturday Night
Low: 62 °F
Chance
T-storms then
Mostly Cloudy
Sunday
High: 80 °F
Mostly Sunny
Sunday Night
Low: 59 °F
Partly Cloudy
Labor Day
High: 80 °F
Sunny
Monday Night
Low: 59 °F
Mostly Clear
Tuesday
High: 83 °F
Mostly Sunny
Tuesday Night
Low: 62 °F
Partly Cloudy

Detailed Forecast

Tonight

A slight chance of showers and thunderstorms, then a chance of showers after 4am. Mostly cloudy, with a low around 69. Light west wind. Chance of precipitation is 30%.

Saturday

A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. North wind 3 to 6 mph. Chance of precipitation is 30%.

Saturday Night

A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 62. Light north wind. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 80. Northeast wind 5 to 7 mph.

Sunday Night

Partly cloudy, with a low around 59. Light northeast wind.

Labor Day

Sunny, with a high near 80.

Monday Night

Mostly clear, with a low around 59.

Tuesday

Mostly sunny, with a high near 83.