Severe Thunderstorms in the Central U.S.; Record Temperatures Likely for Eastern U.S.

Several rounds of severe thunderstorms and heavy rain are forecast from the southern Plains to the Midwest through Friday. Large hail, damaging wind gusts, and tornadoes are possible. A significant warm-up is expected for much of the Eastern U.S. into next week. Several daily record temperature records are likely to be broken. Fire weather concerns will return to the central/southern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Fog

48°F

9°C

Humidity	96%
Wind Speed	Calm
Barometer	30.21 in (1023.2 mb)
Dewpoint	47°F (8°C)
Visibility	0.50 mi
Last update	4 Mar 10:52 pm EST

More Information:

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

Extended Forecast for

Fairfax VA

Dense Fog Advisory March 4, 11:09pm until March 5, 10:00am

Click here for hazard details and duration

Dense Fog Advisory

Dense Fog Advisory March 4, 11:09pm until March 5, 10:00am
NOW until 10:00am Thu
Dense Fog Advisory
Tonight
Low: 45 °F
Areas Drizzle
and Dense Fog
Thursday
High: 65 °F
Patchy
Drizzle and
Dense Fog
Thursday Night
Low: 52 °F
Rain Likely
and Areas Fog
Friday
High: 69 °F
Patchy Fog
then Chance
Showers
Friday Night
Low: 49 °F
Slight Chance
Showers
Saturday
High: 78 °F
Mostly Cloudy
then Chance
Showers
Saturday Night
Low: 57 °F
Chance
Showers
Sunday
High: 69 °F
Mostly Cloudy
then Chance
Showers

Detailed Forecast

Tonight

Areas of drizzle. Widespread dense fog. Otherwise, cloudy, with a low around 45. Calm wind.

Thursday

Patchy drizzle before 11am, then a slight chance of rain after 2pm. Widespread dense fog, mainly before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 65. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

Thursday Night

Rain and thunderstorms likely before 2am, then a chance of rain. Areas of fog. Otherwise, mostly cloudy, with a low around 52. East wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

A chance of showers after 1pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 69. East wind around 6 mph. Chance of precipitation is 30%.

Friday Night

A slight chance of showers before 1am. Mostly cloudy, with a low around 49. Southeast wind around 7 mph. Chance of precipitation is 20%.

Saturday

A chance of showers after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.

Saturday Night

A chance of showers before 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.

Sunday

A chance of showers after 1pm. Mostly cloudy, with a high near 69. Chance of precipitation is 30%.

Sunday Night

Mostly cloudy, with a low around 50.

Monday

Mostly sunny, with a high near 68.