Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Hazardous Weather Conditions

Winter Storm Warning until March 14, 05:00 AM PDT

Current conditions at

EW6690 Maple Valley (E6690)

Lat: 47.442°NLon: 122.01433°WElev: 742.16ft.

30°F

-1°C

Humidity	1%
Wind Speed	ESE 0 MPH
Barometer	30.03 in (1016.93 mb)
Dewpoint	-57°F (-49°C)
Visibility	NA
Last update	13 Mar 11:40 AM PDT

More Information:

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

Extended Forecast for

3 Miles ESE Issaquah WA

Winter Storm Warning March 13, 11:47am until March 14, 05:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning March 13, 11:47am until March 14, 05:00am
NOW until 5:00am Sat
Winter Storm Warning
Today
High: 33 °F
Snow and
Areas Fog
Tonight
Low: 29 °F
Snow and
Patchy Fog
Saturday
High: 36 °F
Snow then
Chance Snow
Saturday Night
Low: 27 °F
Slight Chance
Snow then
Mostly Cloudy
Sunday
High: 40 °F
Snow
Sunday Night
Low: 37 °F
Rain/Snow
then Rain
Likely
Monday
High: 45 °F
Rain
Monday Night
Low: 41 °F
Rain Likely

Detailed Forecast

Today

Snow. Areas of fog. High near 33. North northwest wind 3 to 5 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.

Tonight

Snow, mainly before 4am. Patchy fog before 9pm. Low around 29. Calm wind becoming west southwest around 5 mph after midnight. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Saturday

Snow, mainly before 11am. High near 36. Wind chill values between 22 and 30. West southwest wind 6 to 8 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Saturday Night

A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 27. North wind around 7 mph becoming east southeast in the evening.

Sunday

Snow, mainly after 11am. High near 40. East southeast wind 5 to 7 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Sunday Night

Rain, possibly mixed with snow, becoming all rain after 11pm. Low around 37. Chance of precipitation is 80%. Little or no snow accumulation expected.

Monday

Rain. High near 45. Chance of precipitation is 80%.

Monday Night

Rain likely. Cloudy, with a low around 41.

Tuesday

Rain. Cloudy, with a high near 49.