Coastal Waters Forecast
Issued by NWS

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000
FZMY50 PGUM 291720
CWFMY

COASTAL WATERS FORECAST FOR THE MARIANA ISLANDS
NATIONAL WEATHER SERVICE TIYAN GU
320 AM CHST WED JUL 30 2014

MARIANAS WATERS OUT TO 40 NAUTICAL MILES

PMZ150-300900-
320 AM CHST WED JUL 30 2014

.SYNOPSIS FOR MARIANAS WATERS...TROPICAL STORM HALONG WILL BRING
RAPIDLY DETERIORATING WEATHER AND SEA CONDITIONS TO THE MARIANAS
THROUGH TONIGHT. CONDITIONS WILL IMPROVE FRIDAY AS HALONG MOVES
AWAY.

$$

PMZ151-300900-
GUAM COASTAL WATERS-
320 AM CHST WED JUL 30 2014

...TROPICAL STORM WARNING IN EFFECT...

.TODAY...NORTHWEST TROPICAL STORM FORCE WIND TO 35 KT WITH GUSTS
TO 50 KT BECOMING WEST TROPICAL STORM FORCE WIND TO 45 KT WITH
GUSTS TO 70 KT IN THE AFTERNOON. COMBINED SEAS 13 TO 15 FT.
OCCASIONAL SHOWERS EARLY IN THE MORNING. ISOLATED THUNDERSTORMS
THROUGH THE DAY. OCCASIONAL LOCALLY HEAVY SHOWERS. VISIBILITY
1 NM OR LESS.
.TONIGHT...SOUTHWEST TROPICAL STORM FORCE WIND TO 50 KT. GUSTS UP
TO 75 KT DECREASING TO 65 KT AFTER MIDNIGHT. COMBINED SEAS 16 TO
18 FT. OCCASIONAL LOCALLY HEAVY SHOWERS AND ISOLATED
THUNDERSTORMS. VISIBILITY 1 NM OR LESS.
.THURSDAY...SOUTHWEST TROPICAL STORM FORCE WIND TO 40 KT WITH
GUSTS TO 50 KT. COMBINED SEAS 14 TO 16 FT. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS. VISIBILITY 1 NM OR LESS IN THE MORNING.
.THURSDAY NIGHT...SOUTHWEST WIND 30 KT WITH GUSTS TO 40 KT. WIND
WAVES 7 TO 9 FT. SOUTHWEST SWELL 9 FT AND EAST 3 FT. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
.FRIDAY THROUGH SUNDAY...SOUTH WIND 15 TO 25 KT. WIND WAVES 3 TO
5 FT. WEST SWELL 8 FT AND EAST 3 FT. ISOLATED THUNDERSTORMS.

$$

PMZ152-300900-
ROTA COASTAL WATERS-
320 AM CHST WED JUL 30 2014

...TYPHOON WARNING IN EFFECT...

.TODAY...NORTHWEST TROPICAL STORM FORCE WIND TO 35 KT WITH GUSTS
TO 55 KT BECOMING NORTH TROPICAL STORM FORCE WIND TO 55 KT WITH
GUSTS TO 95 KT. COMBINED SEAS 12 TO 14 FT BUILDING TO 17 TO
19 FT. OCCASIONAL SHOWERS AND ISOLATED THUNDERSTORMS EARLY IN THE
MORNING...THEN TORRENTIAL RAIN AND SCATTERED THUNDERSTORMS.
VISIBILITY 1 NM OR LESS.
.TONIGHT...SOUTH TYPHOON FORCE WIND TO 65 KT WITH GUSTS TO 100 KT
EASING TO TROPICAL STORM FORCE WIND TO 45 KT WITH GUSTS TO 80 KT
AFTER MIDNIGHT. COMBINED SEAS 17 TO 19 FT. TORRENTIAL RAIN IN THE
EVENING. ISOLATED THUNDERSTORMS THROUGH THE NIGHT. OCCASIONAL
LOCALLY HEAVY SHOWERS AFTER MIDNIGHT. VISIBILITY 1 NM OR LESS.
.THURSDAY...SOUTH TROPICAL STORM FORCE WIND TO 40 KT WITH GUSTS
TO 55 KT. COMBINED SEAS 14 TO 16 FT. NUMEROUS LOCALLY HEAVY
SHOWERS IN THE MORNING. ISOLATED THUNDERSTORMS THROUGH THE DAY.
SCATTERED SHOWERS IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTH WIND 30 KT WITH GUSTS TO 40 KT. WIND
WAVES 8 TO 10 FT. SOUTHWEST SWELL 9 FT AND EAST 3 FT. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
.FRIDAY...SOUTH WIND 15 TO 25 KT WITH GUSTS TO 35 KT. WIND WAVES
4 TO 6 FT. SOUTHWEST SWELL 8 FT AND EAST 3 FT. ISOLATED
THUNDERSTORMS.
.SATURDAY AND SUNDAY...SOUTH WIND 10 TO 20 KT. WIND WAVES 3 TO 5
FT. WEST SWELL 8 FT AND EAST 3 FT.

$$

PMZ153-154-300900-
TINIAN COASTAL WATERS-SAIPAN COASTAL WATERS-
320 AM CHST WED JUL 30 2014

...TROPICAL STORM WARNING IN EFFECT...

.TODAY...NORTHEAST TROPICAL STORM FORCE WIND TO 40 KT WITH GUSTS
TO 60 KT. COMBINED SEAS 12 TO 14 FT. NUMEROUS SHOWERS EARLY IN
THE MORNING. ISOLATED THUNDERSTORMS THROUGH THE DAY. OCCASIONAL
LOCALLY HEAVY SHOWERS. VISIBILITY 1 NM OR LESS.
.TONIGHT...SOUTHEAST TROPICAL STORM FORCE WIND TO 40 KT WITH
GUSTS TO 60 KT. COMBINED SEAS 14 TO 16 FT. OCCASIONAL LOCALLY
HEAVY SHOWERS AND ISOLATED THUNDERSTORMS. VISIBILITY 1 NM OR
LESS.
.THURSDAY...SOUTHEAST TROPICAL STORM FORCE WIND TO 35 KT WITH
GUSTS TO 50 KT. COMBINED SEAS 14 TO 16 FT. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS.
.THURSDAY NIGHT...SOUTH WIND 30 KT WITH GUSTS TO 40 KT. WIND
WAVES 7 TO 9 FT. SOUTHWEST SWELL 9 FT AND EAST 3 FT. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
.FRIDAY...SOUTH WIND 15 TO 25 KT. WIND WAVES 4 TO 6 FT. SOUTHWEST
SWELL 8 FT AND EAST 3 FT. ISOLATED THUNDERSTORMS.
.SATURDAY AND SUNDAY...SOUTH WIND 10 TO 20 KT. WIND WAVES 3 TO 5
FT. WEST SWELL 8 FT AND EAST 3 FT.

$$




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