Heat and Fire Weather Concerns in the West

Heat will build over the Intermountain West and the Southwest the next couple of days. Lightning from dry thunderstorms can create new fire starts and combined with gusty winds may cause a fire to rapidly grow in Oregon and northern California. Elevated fire weather conditions are also expected in the Great Basin. Flash flooding will be possible in Arizona and west Texas, especially in burn scars. Read More >

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Mostly Cloudy

76°F

24°C

Humidity	85%
Wind Speed	SW 5 mph
Barometer	29.98 in (1015.0 mb)
Dewpoint	71°F (22°C)
Visibility	10.00 mi
Heat Index	77°F (25°C)
Last update	30 Jun 4:52 am EDT

More Information:

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

Extended Forecast for

McLean VA

Today
High: 91 °F
Slight Chance
T-storms then
T-storms
Likely
Tonight
Low: 76 °F
T-storms
Likely then
Partly Cloudy
Tuesday
High: 91 °F
Chance
Showers then
Heavy Rain
Tuesday Night
Low: 71 °F
Heavy Rain
then Showers
Likely
Wednesday
High: 87 °F
Sunny
Wednesday Night
Low: 70 °F
Mostly Clear
Thursday
High: 88 °F
Sunny
Thursday Night
Low: 69 °F
Mostly Clear
Independence Day
High: 85 °F
Sunny

Detailed Forecast

Today

Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 91. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 76. South wind 6 to 8 mph becoming southwest after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday

A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. High near 91. Southwest wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Tuesday Night

Showers and possibly a thunderstorm, mainly before 2am, then a slight chance of showers and thunderstorms after 2am. Some of the storms could produce heavy rainfall. Low around 71. Southwest wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday

Sunny, with a high near 87. Northwest wind around 6 mph.

Wednesday Night

Mostly clear, with a low around 70.

Thursday

Sunny, with a high near 88.

Thursday Night

Mostly clear, with a low around 69.

Independence Day

Sunny, with a high near 85.

Friday Night

Mostly clear, with a low around 66.