AccuWeather Washington
Offers current local conditions, 5-day, 10-day, 15-day and extended weather forecasts plus weather maps, doppler radar, and historical weather information.
Clearwest Ag Weather Information
An agricultural weather forecasting service.Includes a link to current satellite and radar images.
Ferry weather
Give weather data over Puget Sound waters
National Weather Service: Seattle
Forecasts, current conditions, climate information, radar and satellite imagery and more for localities throughout Washington State.
NOAA: Washington State Information from IWIN
Local and statewide weather forecasts, hourly temperature and precipitation reports, climate data, and aviation conditions.
Pacific Northwest Tides and Currents
Predictions of tidal heights and currents around Puget Sound and the Strait of Georgia.
Seattle Weather
Current conditions and five-day forecasts for Seattle, Tacoma and major cities throughout the Northwest. From SeattleInsider.com.
Seattleweather.com
Forecasts, current conditions, weather maps, statistics, watches, warnings and summaries for western Washington and the Seattle area.
Weather Look For Washington
Forecast, radar, maps, conditions, satellite, and news.
Western Washington Climate Atlas
Includes surface wind directions, rainfall patterns associated with different wind patterns, and numerous climate cycles (2 week, one month, to several year cycles).
WSDOT Traffic and Weather
Weather reports and forecasts, mountain pass conditions, traffic cameras, road temperatures, and travel advisories.
WxUSA - Washington
A "Weather Hub" site that offers an extensive list of weather links for over 1295 US cities including links to current conditions, forecasts, radar, maps, weather cams, kid's weather and more for each city.