Seattle Weather: Decreasing haze, cooling temps around Western WA through weekend

Residents across much of Western Washington will start to see relief from hot and hazy days as shifting wind patterns clear out the skies and bring in cooler weather heading into next week. Ilona McCauley has your weekend forecast ready. 

Another active day in the mountains with several thunderstorms firing up during the afternoon and into the evening.  Storms are producing frequent lightning with little to no rain with some.  A Red Flag Warning will remain in effect till 10pm when storms are expected to diminish. 

Saturday afternoon storms in the mountains prompts a Red Flag Warning.

Afternoon storms containing frequent lightning lead to an increased fire risk. 

Afternoon storms keep the risk for fires today elevated.  While more storms are forecast on Sunday, they are not expected to be as widespread, so the fire risk will lower slightly. 

Fire risk levels are forecast to lower as the threat for storms decreases.

Afternoon storms keep the risk for fires today elevated. (FOX13 Seattle)

Onshore flow will increase on Sunday, cooling us off and increasing cloud cover.  The change in the winds will also help clear out some of the smoky haze.  Air quality will begin to improve by tomorrow as well.

Cloudy and cool conditions will return to the area beginning Sunday.

Onshore flow will increase on Sunday, cooling us off and increasing cloud cover. 

With onshore flow forecast throughout the upcoming week, wildfire smoke will continue to get pushed farther east. 

An increase in onshore flow will help improve hazy skies starting Sunday.

A shift in the winds will decrease wildfire smoke. Some slight improvement by late Sunday. (FOX13 Seattle)

Onshore flow will not only improve air quality, but also help cool off afternoon highs. 

Cooler days ahead for Sunday and into next week.

Onshore flow will not only improve air quality, but also help cool off afternoon highs. 

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