Severe Thunderstorms for Mid-Atlantic and Northeast; Typhoon Approaching Guam

A cold front will sweep eastward today accompanied by strong to severe thunderstorms for the mid-Atlantic and Northeast today. In the wake of this cold front, autumn like temperatures and gusty winds from the Plains, Mississippi Valley, Great Lakes to most of the eastern seaboard. Fire weather conditions for lower Mississippi Valley into portions of California. For Guam, a typhoon is approaching. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

56°F

13°C

Humidity	81%
Wind Speed	N 12 G 20 mph
Barometer	29.98 in (1015.1 mb)
Dewpoint	50°F (10°C)
Visibility	10.00 mi
Last update	17 Oct 4:52 am EDT

More Information:

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

Extended Forecast for

2 Miles S Great Falls VA

Overnight
Low: 48 °F
Chance
Showers
Saturday
High: 55 °F
Chance
Showers then
Mostly Sunny
Saturday Night
Low: 34 °F
Mostly Clear
then Areas
Frost
Sunday
High: 58 °F
Frost then
Sunny
Sunday Night
Low: 38 °F
Mostly Clear
Monday
High: 61 °F
Mostly Sunny
Monday Night
Low: 44 °F
Partly Cloudy
Tuesday
High: 66 °F
Mostly Sunny
Tuesday Night
Low: 46 °F
Mostly Clear

Detailed Forecast

Overnight

A chance of showers. Mostly cloudy, with a low around 48. Northwest wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

Saturday

A chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 55. North wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

Saturday Night

Areas of frost after 4am. Otherwise, mostly clear, with a low around 34. North wind 6 to 8 mph.

Sunday

Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 58. Northeast wind 5 to 7 mph.

Sunday Night

Mostly clear, with a low around 38. Light north wind.

Monday

Mostly sunny, with a high near 61.

Monday Night

Partly cloudy, with a low around 44.

Tuesday

Mostly sunny, with a high near 66.