Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for portions of the central and southern High Plains. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

Lat: 47.44472°NLon: 122.31361°WElev: 427.0ft.

Mostly Cloudy

57°F

14°C

Humidity	71%
Wind Speed	SSW 13 MPH
Barometer	29.81 in (1009.48 mb)
Dewpoint	48°F (9°C)
Visibility	10.00 mi
Last update	21 Apr 02:20 PM PDT

More Information:

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

Extended Forecast for

Seattle-Tacoma International Airport WA

This Afternoon
High: 61 °F
Chance Rain
Tonight
Low: 49 °F
Rain Likely
then Rain
Wednesday
High: 56 °F
Rain then
Chance Rain
Wednesday Night
Low: 46 °F
Slight Chance
Rain then
Mostly Cloudy
Thursday
High: 60 °F
Partly Sunny
Thursday Night
Low: 43 °F
Mostly Clear
Friday
High: 64 °F
Sunny
Friday Night
Low: 42 °F
Mostly Clear
Saturday
High: 66 °F
Sunny

Detailed Forecast

This Afternoon

A 40 percent chance of rain, mainly before 5pm. Mostly cloudy, with a high near 61. South southwest wind around 9 mph.

Tonight

Rain. Low around 49. South southwest wind 9 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

Rain, mainly before 10am. High near 56. South southwest wind 13 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday Night

A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 46. South southwest wind 13 to 15 mph.

Thursday

Partly sunny, with a high near 60. South southwest wind 7 to 9 mph becoming northwest in the afternoon.

Thursday Night

Mostly clear, with a low around 43.

Friday

Sunny, with a high near 64.

Friday Night

Mostly clear, with a low around 42.

Saturday

Sunny, with a high near 66.