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 Weather Advisory in effect from March 13, 08:20 AM PDT until March 13, 03:00 PM PDT

Current conditions at

EW6690 Maple Valley (E6690)

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

31°F

-1°C

Humidity	1%
Wind Speed	ESE 0 MPH
Barometer	30.02 in (1016.59 mb)
Dewpoint	-57°F (-49°C)
Visibility	NA
Last update	13 Mar 01:35 PM PDT

More Information:

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

Extended Forecast for

3 Miles NW Covington WA

Winter Weather Advisory until March 13, 03:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until March 13, 03:00pm
NOW until 3:00pm Fri
Winter Weather Advisory
This Afternoon
High: 39 °F
Rain/Snow and
Patchy Fog
Tonight
Low: 33 °F
Rain/Snow and
Patchy Fog
Saturday
High: 44 °F
Rain/Snow
Likely then
Chance Snow
Saturday Night
Low: 29 °F
Mostly Cloudy
Sunday
High: 45 °F
Rain/Snow
Likely then
Rain Likely
Sunday Night
Low: 39 °F
Rain
Monday
High: 52 °F
Rain Likely
Monday Night
Low: 43 °F
Rain Likely

Detailed Forecast

This Afternoon

Rain, possibly mixed with snow. Patchy fog. High near 39. Calm wind. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Rain, possibly mixed with snow, mainly before 8pm. Patchy fog before 9pm. Low around 33. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.

Saturday

Snow likely, possibly mixed with rain, becoming all snow after 8am. Mostly cloudy, with a high near 44. Light south southwest wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

Saturday Night

Mostly cloudy, with a low around 29. Light east southeast wind.

Sunday

A slight chance of snow before 8am, then a slight chance of rain and snow between 8am and 11am, then rain likely after 11am. Mostly cloudy, with a high near 45. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

Sunday Night

Rain. Low around 39. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Monday

Rain likely. Cloudy, with a high near 52. Chance of precipitation is 70%.

Monday Night

Rain likely. Cloudy, with a low around 43.

Tuesday

Rain. Mostly cloudy, with a high near 56.

Tuesday Night

Rain. Cloudy, with a low around 47.

Wednesday

Rain. Cloudy, with a high near 57.