Shoreline, Washington Weather:
Active Weather Warnings
Thursday, March 19, 2026
Rainy Weather
Day 57°
Night 52°
Precipitation 85 %
Wind 16 mph
UV Index (0 - 11+) 1
Weather Forecast History
Last Year's Weather on This Day (March 19, 2025)

Day

54°

Night

43°

Weather Alerts and Warnings for

Severe Future Possible

Flood Watch

Flood Watch issued March 17 at 4:23PM PDT until March 20 at 5:00PM PDT by NWS Seattle WA
Mar 18, 1:00 PM Mar 20, 5:00 PM
WHAT: Flooding caused by excessive rainfall continues to be
possible.

WHERE: Portions of northwest and west central Washington,
including the following counties, in northwest Washington, Skagit
and Whatcom. In west central Washington, King and Snohomish.

WHEN: From Wednesday afternoon through Friday afternoon.

IMPACTS: Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.

ADDITIONAL DETAILS:
- High snow levels, heavy rainfall, and snowmelt runoff will
lead to rises on area rivers with flooding possible.
- http://www.weather.gov/safety/flood
+ Read More
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Updated: Mar 18, 3:51 AM Source: NWS Alert