Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

Lat: 47.54548°NLon: 122.3147°WElev: 20.0ft.

Fog

46°F

8°C

Humidity	95%
Wind Speed	SSE 9 MPH
Barometer	29.97 in (1014.9 mb)
Dewpoint	45°F (7°C)
Visibility	9.00 mi
Wind Chill	41°F (5°C)
Last update	01 Feb 03:53 AM PST

More Information:

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

Extended Forecast for

2 Miles NW Mercer Island WA

Overnight
Low: 47 °F
Chance Rain
Sunday
High: 53 °F
Rain and
Patchy Fog
Sunday Night
Low: 46 °F
Chance Rain
then Rain
Likely
Monday
High: 52 °F
Rain
Monday Night
Low: 46 °F
Chance Rain
then Mostly
Cloudy
Tuesday
High: 60 °F
Mostly Cloudy
Tuesday Night
Low: 47 °F
Mostly Cloudy
Wednesday
High: 61 °F
Partly Sunny
Wednesday Night
Low: 44 °F
Partly Cloudy

Detailed Forecast

Overnight

A 50 percent chance of rain. Cloudy, with a low around 47. Southeast wind around 7 mph.

Sunday

Rain. Patchy fog between 10am and 11am. High near 53. South wind 6 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Sunday Night

Rain likely, mainly after 4am. Mostly cloudy, with a low around 46. South wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Monday

Rain, mainly before 4pm. High near 52. South southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday Night

A 30 percent chance of rain before 10pm. Mostly cloudy, with a low around 46. South southeast wind around 5 mph becoming calm in the evening.

Tuesday

Mostly cloudy, with a high near 60.

Tuesday Night

Mostly cloudy, with a low around 47.

Wednesday

Partly sunny, with a high near 61.

Wednesday Night

Partly cloudy, with a low around 44.

Thursday

Sunny, with a high near 60.