Special Marine Warning for Big Island Windward Waters
Official alert fields
What you need to know
- Applies to
- Big Island Windward Waters
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
SMWHFO The National Weather Service in Honolulu has issued a * Special Marine Warning for... Big Island Windward Waters... * Until 400 AM HST. * At 203 AM HST, a severe thunderstorm capable of producing waterspouts was located over Isaac Hale Beach Park, moving east at 5 knots. HAZARD...Waterspouts and wind gusts...
What the bulletin says to do
Prepare for gusty winds, steep and fast-building seas, and blinding downpours. Stay low or go below, and make sure all on board are wearing life jackets. Frequent lightning is occurring with this storm. If caught on the open water, stay below deck if possible.
Full official description
Bulletin details
SMWHFO The National Weather Service in Honolulu has issued a * Special Marine Warning for... Big Island Windward Waters... * Until 400 AM HST. * At 203 AM HST, a severe thunderstorm capable of producing waterspouts was located over Isaac Hale Beach Park, moving east at 5 knots. HAZARD...Waterspouts and wind gusts to 40 knots. SOURCE...Radar. 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... FAD Buoy D and FAD Buoy KH.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued October 30 at 2:04AM HST until October 30 at 4:00AM HST by NWS Honolulu HI
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Honolulu HI. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected