Special Marine Warning for Tinian Coastal Waters
Official alert fields
What you need to know
- Applies to
- Tinian Coastal Waters
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
SMWGUM THE NATIONAL WEATHER SERVICE IN TIYAN GUAM HAS ISSUED A
What the bulletin says to do
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES. MOVE TO SAFE HARBOR IMMEDIATELY AS GUSTY WINDS AND HIGH WAVES ARE EXPECTED. 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 GUAM HAS ISSUED A * SPECIAL MARINE WARNING FOR... TINIAN COASTAL WATERS... * UNTIL 1215 AM CHST. * AT 1141 PM CHST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING WATERSPOUTS WAS LOCATED OVER THE SOUTHERN COASTAL WATERS OF TINIAN AND MOVING NORTHWEST AROUND 5 KNOTS. HAZARD...WATERSPOUTS AND WIND GUSTS 34 KNOTS OR GREATER. 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. * THE SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY OPEN WATERS.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued August 16 at 11:41PM ChST until August 17 at 12:15AM 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