Special Marine Warning for Coastal waters from Pt. St. George to Cape Mendocino CA out 10 nm
Official alert fields
What you need to know
- Effective
- Ends or expires
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
SMWEKA The National Weather Service in Eureka has issued a * Special Marine Warning for... Coastal waters from Pt. St. George to Cape Mendocino CA out 10 nm... * Until 100 PM PST. * At 1234 PM PST, a severe thunderstorm capable of producing waterspouts was located 10 NM west of Trinidad Head, moving northeast at 15...
What the bulletin says to do
Move to safe harbor until hazardous weather passes. Boaters should seek safe harbor immediately until this storm passes. Wind gusts 34 knots or greater, high waves, dangerous lightning, and heavy rain are possible with this storm. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately.
Full official description
Bulletin details
SMWEKA The National Weather Service in Eureka has issued a * Special Marine Warning for... Coastal waters from Pt. St. George to Cape Mendocino CA out 10 nm... * Until 100 PM PST. * At 1234 PM PST, a severe thunderstorm capable of producing waterspouts was located 10 NM west of Trinidad Head, moving northeast at 15 knots. HAZARD...Waterspouts and wind gusts to 40 knots. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Trinidad Head.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued November 13 at 12:34PM PST until November 13 at 1:00PM PST by NWS Eureka CA
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Eureka CA. This page reorganizes official fields and does not add a forecast or expand the affected area.
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