Hazardous marine condition(s):
Typhoon Warning
PMZ151-172100-
Guam Coastal Waters-
1020 PM ChST Sat Oct 17 2026
TYPHOON WARNING REMAINS IN EFFECT
TONIGHT
Typhoon conditions expected. North wind 20 to 25 kt
with gusts to 35 kt, rising to tropical storm force winds 40 to 60
kt with gusts to 90 kt near midnight, then typhoon force east
winds 110 to 130 kt with gusts to 155 kt. Seas 8 to 12 ft,
building to 22 to 35 ft. Isolated thunderstorms. Scattered heavy
showers, then torrential rain late. Visibility 1 NM or less by
midnight.
SUNDAY
Typhoon conditions expected. Southeast typhoon force
wind 110 to 130 kt with gusts to 155 kt. Direction will be
variable over southern waters. Winds decreasing to tropical storm
force to 60 kt with gusts to 80 kt near noon. Seas 22 to 35 ft.
Torrential rain and scattered thunderstorms. Visibility 1 NM or
less.
SUNDAY NIGHT
Tropical storm conditions expected. Southeast to
south tropical storm force wind to 40 kt with gusts to 60 kt,
decreasing to 30 kt with gusts to 45 kt. Seas 16 to 22 ft.
Scattered locally heavy showers with isolated thunderstorms.
MONDAY
Southeast wind 25 kt with gusts to 35 kt. Seas 12 to 14
ft. Scattered showers with isolated thunderstorms.
MONDAY NIGHT
Southeast wind 10 to 20 kt with gusts to 30 kt.
Seas 10 to 13 ft. Isolated thunderstorms.
TUESDAY
East wind 5 to 15 kt. Seas 7 to 9 ft. Wave Detail:
Southwest 9 ft at 8 seconds and east 3 ft at 4 seconds.
WEDNESDAY AND THURSDAY
Northeast wind 5 to 15 kt. Seas 5 to 7
ft. Wave Detail: Northwest 6 ft at 8 seconds and northeast 3 ft at
4 seconds.
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