Turning Stormy in the Northwest

An active fall storm pattern developing in the Pacific Northwest this week will bring areas of heavy rain and high elevation snow. Northern California will benefit from rainfall this week that will aid firefighters given the recent large wildfires.
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Last Update: 253 PM PDT Wed Oct 18 2017

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Seattle, WA Local Forecast Office

30NM NNW Seattle WA

Marine Zone Forecast

...GALE WARNING IN EFFECT UNTIL 6 PM PDT THIS EVENING...

Synopsis: PZZ100-190700- 253 PM PDT Wed Oct 18 2017 .Synopsis for the northern and central Washington coastal and inland waters...The flow will ease tonight as a frontal band exits SE. Onshore flow will prevail Thursday and Friday with swells reaching 20 feet over the Coastal Waters. Another strong frontal system will reach the area on Saturday. The flow will turn offshore early next week. $$

Tonight
S wind 25 to 35 kt early easing to 15 to 25 kt. Wind waves 4 to 6 ft subsiding to 2 to 4 ft. Wind waves 2 to 4 ft. rain in the evening then a chance of showers after midnight.
Thu
S wind 10 to 20 kt. Wind waves 1 to 3 ft. Showers.
Thu Night
Light wind becoming S to 10 kt after midnight. Wind waves 1 ft or less. Showers.
Fri
S wind to 10 kt becoming NW 15 to 25 kt in the afternoon. Wind waves 1 ft or less building to 2 to 4 ft in the afternoon.
Fri Night
Light wind becoming SE 5 to 15 kt after midnight. Wind waves 2 ft or less.
Sat
SE wind 5 to 15 kt rising to 15 to 25 kt in the afternoon. Wind waves 1 to 2 ft building to 2 to 4 ft in the afternoon.
Sat Night
SE wind 15 to 25 kt becoming S to 10 kt after midnight. Wind waves 2 to 4 ft subsiding to 1 ft or less after midnight.
Sun
S wind 5 to 15 kt becoming light. Wind waves 2 ft or less becoming less than 1 ft.
Mon
Variable wind to 10 kt becoming light. Wind waves 1 ft or less.
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ABOUT THIS FORECAST

Last Update: 253 PM PDT Wed Oct 18 2017
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