913
WHGM70 PGUM 152256
MWWGUM
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
856 AM CHST FRI OCT 16 2026
PMZ151>154-160800-
/O.CON.PGUM.TY.A.4029.000000T0000Z-000000T0000Z/
GUAM COASTAL WATERS-ROTA COASTAL WATERS-TINIAN COASTAL WATERS-
SAIPAN COASTAL WATERS-
856 AM CHST FRI OCT 16 2026
..TYPHOON WATCH REMAINS IN EFFECT
* WHAT...TYPHOON CONDITIONS, INCLUDING WINDS OF 64 KNOTS OR MORE
ARE POSSIBLE WITHIN THE NEXT 48 HOURS.
* WHERE...GUAM, ROTA, TINIAN AND SAIPAN COASTAL WATERS.
* WHEN...THROUGH AT LEAST SUNDAY NIGHT, POSSIBLY LONGER IF
CONDITIONS WARRANT.
* IMPACTS...DESTRUCTIVE WINDS WILL PRODUCE DANGEROUS SEAS THAT
COULD DAMAGE, CAPSIZE OR SINK VESSELS, ALONG WITH DRASTICALLY
REDUCING VISIBILITIES IN HEAVY RAIN.
* ADDITIONAL DETAILS...TROPICAL STORM CHAMPI (29W) IS STILL INCHING
CLOSER TO THE MARIANAS. THE EXACT PATH OF 29W REMAINS SUBJECT TO
CHANGE. HOWEVER, IT IS EXPECTED TO PASS THROUGH THE COASTAL WATERS
OVER THE WEEKEND. CHAMPI IS EXPECTED TO STRENGTHEN FURTHER TODAY AS
IT APPROACHES, EXPECTED TO MOVE THROUGH THE REGION AS AT LEAST A
CATEGORY 1 TYPHOON, WITH HIGHER LIKELIHOOD OF BEING STRONGER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PAY CLOSE ATTENTION TO THE MARINE FORECAST AND CONSIDER
WIND AND SEA CONDITIONS IN PLANNING. REMAIN IN PORT, SEEK SAFE HARBOR
AND/OR SECURE YOUR VESSEL FOR SEVERE WIND AND SEAS.
MONTVILA
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