Extreme Heat and Excessive Rainfall This Week

A significant heat wave is underway for the Intermountain West, Northern Plains, and Upper Great Lakes, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. In southwest Texas, excessive rainfall may bring a risk for potentially life-threatening flash and arroyo flooding through Thursday. Read More >

Hazardous Weather Conditions

Heat Advisory in effect from July 15, 11:00 AM EDT until July 15, 08:00 PM EDT

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

A Few Clouds

86°F

30°C

Humidity	56%
Wind Speed	Calm
Barometer	30.14 in (1020.9 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Heat Index	90°F (32°C)
Last update	14 Jul 11:55 am EDT

More Information:

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

Extended Forecast for

2 Miles NW Lake Ridge VA

Heat Advisory July 15, 11:00am until July 15, 08:00pm

Click here for hazard details and duration

Heat Advisory

This Afternoon
High: 91 °F
Sunny
Tonight
Low: 69 °F
Clear
Wednesday
High: 99 °F
Hot
Wednesday Night
Low: 77 °F
Mostly Clear
Thursday
High: 99 °F
Hot
Thursday Night
Low: 76 °F
Partly Cloudy
Friday
High: 95 °F
Sunny
Friday Night
Low: 73 °F
Slight Chance
T-storms then
Chance
Showers
Saturday
High: 93 °F
Chance
Showers then
Chance
T-storms

Detailed Forecast

This Afternoon

Sunny, with a high near 91. Southwest wind 3 to 5 mph.

Tonight

Clear, with a low around 69. West wind around 6 mph.

Wednesday

Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming west 5 to 7 mph in the morning.

Wednesday Night

Mostly clear, with a low around 77. West wind 3 to 5 mph.

Thursday

Sunny and hot, with a high near 99. Calm wind becoming west around 5 mph in the afternoon.

Thursday Night

Partly cloudy, with a low around 76.

Friday

Sunny, with a high near 95.

Friday Night

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

Saturday

A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 93. Chance of precipitation is 50%.

Saturday Night

A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

Sunday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 90. Chance of precipitation is 60%.

Sunday Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

Monday

A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.