Special Marine Warning for Guam Coastal Waters; Rota Coastal Waters
Official alert fields
What you need to know
- Applies to
- Guam Coastal Waters, Rota Coastal Waters
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
SMWGUM THE NATIONAL WEATHER SERVICE IN TIYAN HAS ISSUED A
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
SMWGUM THE NATIONAL WEATHER SERVICE IN TIYAN HAS ISSUED A * SPECIAL MARINE WARNING FOR... GUAM COASTAL WATERS... ROTA COASTAL WATERS... * UNTIL 945 PM CHST. * AT 917 PM CHST, A SEVERE THUNDERSTORM PRODUCING WATERSPOUTS WAS LOCATED 27 NM NORTHWEST OF RITIDIAN BUOY, MOVING SOUTHEAST 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... MAINLY NORTHERN GUAM WATERS AND WESTERN ROTA WATERS.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued August 5 at 9:17PM ChST until August 5 at 9:45PM ChST by NWS Tiyan GU
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Tiyan GU. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected