Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

Manassas, Manassas Regional Airport/Harry P. Davis Field (KHEF)

Lat: 38.72°NLon: 77.52°WElev: 194ft.

A Few Clouds

63°F

17°C

Humidity	100%
Wind Speed	Calm
Barometer	29.95 in (1014.7 mb)
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Last update	1 Aug 4:56 am EDT

More Information:

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

Extended Forecast for

2 Miles NNW Clifton VA

Today
High: 89 °F
Partly Sunny
Tonight
Low: 73 °F
Mostly Cloudy
Sunday
High: 85 °F
Slight Chance
Showers then
Chance
T-storms
Sunday Night
Low: 71 °F
Showers
Monday
High: 86 °F
Showers
Monday Night
Low: 70 °F
Showers then
Chance
Showers
Tuesday
High: 86 °F
Partly Sunny
then Showers
Likely
Tuesday Night
Low: 70 °F
Showers
Likely then
Chance
Showers
Wednesday
High: 88 °F
Partly Sunny
then Chance
T-storms

Detailed Forecast

Today

Partly sunny, with a high near 89. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

Tonight

Mostly cloudy, with a low around 73. Southeast wind around 9 mph, with gusts as high as 18 mph.

Sunday

A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 85. Southeast wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.

Sunday Night

A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Low around 71. South wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday

Showers likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 86. South wind 6 to 8 mph. Chance of precipitation is 80%.

Monday Night

Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 70. Chance of precipitation is 80%.

Tuesday

Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.

Tuesday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

Wednesday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 30%.

Wednesday Night

A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

Thursday

A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 40%.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.

Friday

A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 40%.