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: 915 AM PDT Wed Oct 18 2017

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Los Angeles/Oxnard, CA Local Forecast Office

22NM WSW Long Beach CA

Marine Zone Forecast


Synopsis: PZZ600-182215- 915 AM PDT Wed Oct 18 2017 .Synopsis for the southern California coast and Santa Barbara Channel including the Channel Islands National Marine Sanctuary and National Park...at 16Z...or 9 AM PDT...A 1022 MB high was located 700 NM west of San Francisco and a 1011 MB thermal low was over SE California with a trough of low pressure along the southern CA coast. $$

Today
Winds variable 10 kt or less, becoming W 10 to 15 kt in the afternoon. Wind waves 2 ft or less. Mixed swell W 2 ft at 6 seconds and S 3 ft at 16 seconds. Patchy fog in the morning.
Tonight
W winds 10 to 15 kt. Wind waves 1 to 3 ft. Mixed swell W 2 to 3 ft at 7 seconds and S 3 ft at 15 seconds. Patchy dense fog with vsby 1 nm or less after midnight.
Thu
NW winds 5 to 10 kt, becoming W 10 to 20 kt with gusts to 25 kt in the afternoon. Wind waves 1 to 3 ft. Mixed swell W 2 to 3 ft at 7 seconds and S 3 ft at 15 seconds.
Thu Night
Western portion, NW winds 20 to 25 kt becoming 15 to 20 kt after midnight. Elsewhere, W winds 10 to 15 kt becoming 5 to 10 kt after midnight. Combined seas 3 to 5 ft dominant period 7 seconds. Patchy drizzle after midnight.
Fri
Western portion, NW winds 15 to 20 kt becoming W 15 to 25 kt in the afternoon. Elsewhere, NW winds 5 to 10 kt becoming W 10 to 15 kt in the afternoon. Wind waves 2 to 4 ft. W swell 2 to 3 ft at 7 seconds, building to 3 to 5 ft at 17 seconds in the afternoon. S swell 2 ft. Patchy drizzle in the morning.
Fri Night
Western portion, NW winds 20 to 25 kt becoming 10 to 15 kt after midnight. Elsewhere, SW winds 10 to 15 kt becoming N after midnight. Combined seas 5 to 7 ft dominant period 17 seconds.
Sat
NW winds 15 to 20 kt. Combined seas 3 to 5 ft.
Sun
NW winds 15 to 20 kt. Combined seas 2 to 4 ft.
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Last Update: 915 AM PDT Wed Oct 18 2017
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