TONIGHT: Mostly clear with areas of locally dense fog developing, mainly overnight. Lows in the low to mid 40's near the Sound (especially in major metro areas), but the mid to upper 30's inland.
Puget Sound Forecast: Areas of locally dense fog in the morning, then variable clouds-tending partly to mostly sunny. Highs in the mid to upper 50's.
Coast Forecast: Mostly sunny in the morning, then partly sunny. Highs in the mid 50's. Variable winds to 15 mph.
Mountain Forecast: Mostly sunny, possibly with increasing clouds over the North Cascades. Freezing level 7,000 to 8,000'. Pass highs in the low to mid 40's.
Eastern Washington Forecast: Mostly sunny. Highs in the 50's.
High pressure is building over western Washington. A weak disturbance brushing past to the north could result in some high clouds Wednesday, especially in the afternoon and north of Seattle. Overall, we're going to remain dry through Thursday...with at least partial clearing both days.
Friday, a stronger disturbance is likely to drive a cold front inland, and that means increasing rain in the morning, changing to showers in the afternoon. with periods of showers in the afternoon. Those showers will likely continue Saturday, but decrease in the afternoon. Longer range computer models suggest another disturbance could move inland Sunday, resulting in increasing rain.
Jeff Renner / KING 5 Chief Meteorologist