Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Mostly Cloudy

79°F

26°C

Humidity	85%
Wind Speed	S 7 mph
Barometer	30.03 in (1017.0 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	1 Sep 7:52 am EDT

More Information:

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

Extended Forecast for

Marlow Heights MD

Today
High: 93 °F
Sunny then
Slight Chance
T-storms
Tonight
Low: 76 °F
Slight Chance
T-storms
Wednesday
High: 88 °F
Chance
Showers then
Chance
T-storms
Wednesday Night
Low: 74 °F
Chance
T-storms then
Chance
Showers
Thursday
High: 92 °F
Slight Chance
Showers then
Scattered
T-storms
Thursday Night
Low: 73 °F
Chance
T-storms
Friday
High: 91 °F
Mostly Sunny
then Chance
Showers
Friday Night
Low: 70 °F
Chance
Showers then
Slight Chance
T-storms
Saturday
High: 85 °F
Mostly Sunny

Detailed Forecast

Today

A slight chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 93. Heat index values as high as 100. Light southwest wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 20%.

Tonight

A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am. Mostly cloudy, with a low around 76. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 20%.

Wednesday

A chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 88. North wind 5 to 7 mph. Chance of precipitation is 30%.

Wednesday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Southeast wind around 6 mph. Chance of precipitation is 30%.

Thursday

A slight chance of showers between 8am and 2pm, then scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Calm wind becoming west 5 to 8 mph in the morning. Chance of precipitation is 50%.

Thursday Night

Scattered showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.

Friday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.

Friday Night

A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

Saturday

Mostly sunny, with a high near 85.

Saturday Night

Partly cloudy, with a low around 66.

Sunday

Mostly sunny, with a high near 82.