Precipitation is approaching the Seattle and Vancouver areas from the south with slight onshore (from sea to land) flow. Expect between 30-60% chance of rain through Thursday night. The approaching ridge will be in the region probably by Friday, indicative of drier weather.
Wind Forecast:
0 hour forecast (11 PDT): 0-5 knots, NNW
6 hour forecast (17 PDT): 0-4 knots, variable wind direction (light winds, could be affected by the onshore southwesterly flow with potential diurnal effects)
12 hour forecast (23 PDT): 5-10 knots, variable light wind direction