050
WTPQ81 PGUM 121742
HLSPQ1
URGENT - IMMEDIATE BROADCAST REQUESTED
SUPER TYPHOON SINLAKU (04W) LOCAL STATEMENT
NATIONAL WEATHER SERVICE TIYAN GU
342 AM CHST MON APR 13 2026
...SUPER TYPHOON SINLAKU MOVING NORTH-NORTHWEST TOWARD THE MARIANAS...
NEW INFORMATION
THE TYPHOON WARNING FOR FANANU IN CHUUK IS CANCELLED.
AREAS AFFECTED
THIS LOCAL STATEMENT PROVIDES IMPORTANT INFORMATION AND
RECOMMENDED ACTIONS FOR PEOPLE IN CHUUK STATE, GUAM AND THE NORTHERN
MARIANAS.
WATCHES/WARNINGS
THE TYPHOON WARNING FOR FANANU IN CHUUK STATE IS CANCELLED.
A TYPHOON WARNING REMAINS IN EFFECT FOR ROTA, TINIAN, AND SAIPAN.
TROPICAL STORM WARNING AND TYPHOON WATCH REMAINS IN EFFECT FOR GUAM.
A TROPICAL STORM WARNING AND TYPHOON WATCH REMAINS IN EFFECT FOR ULUL
IN CHUUK STATE.
A TROPICAL STORM WATCH REMAINS IN EFFECT FOR PAGAN AND ALAMAGAN.
A FLOOD WATCH IS IN EFFECT FOR ALL OF GUAM AND THE NORTHERN
MARIANAS. PLEASE LISTEN CLOSELY FOR ANY FLASH FLOOD WARNINGS THAT
MIGHT BE IN EFFECT FOR YOUR AREA.
PLEASE CHECK THE LATEST PUBLIC AND MARINE FORECASTS FOR DETAILED
INFORMATION ABOUT ADDITIONAL HAZARDS.
STORM INFORMATION
AT 1 AM CHST...THE CENTER OF SUPER TYPHOON SINLAKU (04W) WAS
LOCATED NEAR LATITUDE 11.4N...LONGITUDE 149.9E. THIS WAS ABOUT
370 MILES EAST-SOUTHEAST OF GUAM AND 380 MILES SOUTHEAST OF TINIAN
AND SAIPAN. STORM MOTION WAS NORTH-NORTHWEST, 335 DEGREES, AT 10
MPH. STORM INTENSITY WAS 175 MPH.
SITUATION OVERVIEW
SUPER TYPHOON SINLAKU (04W) IS SLOWLY MOVING AWAY FROM CHUUK STATE,
AS IT MOVES NORTHWEST AND CONTINUES HEADING TOWARDS THE MARIANAS. IN
THE MEANTIME, SINLAKU CONTINUES TO BRING PERIODS OF INTENSE SHOWERS,
THUNDERSTORMS, AND WINDS TO NORTHWEST CHUUK, PRIMARILY TO ULUL AND
JUST NORTHWEST OF FANANU. RECENT STORM TRACKS PRODUCED BY JTWC
CONTINUE TO SHOW A SLIGHT NORTHWARD SHIFT IN THE STORM PATH DURING
ITS PASSAGE TOWARD THE MARIANAS, WITH THE CURRENT FORECAST NOW
EXPECTED TO CROSS NORTH OF ROTA AND NEAR OR OVER TINIAN AND SAIPAN.
LATEST FORECAST STILL HAS SINLAKU MOVING INTO THE MARIANAS AS A
CATEGORY 4 OR 5 TYPHOON.
PRECAUTIONARY/PREPAREDNESS ACTIONS
FOR THOSE UNDER A WARNING IN THE MARIANAS, THE WINDOW OF TIME TO
COMPLETE PREPARATIONS FOR THE PROTECTION OF LIFE AND PROPERTY WILL BE
CLOSING LATER TODAY. EVACUATE IF DIRECTED TO DO SO BY LOCAL
OFFICIALS, OR IF YOUR HOME IS VULNERABLE TO HIGH WINDS OR FLOODING.
FOR INTERESTS AT PORTS...DOCKS...AND MARINAS...URGENTLY COMPLETE
PRESCRIBED PREPARATIONS ACCORDING TO YOUR EMERGENCY OPERATIONS
PLAN FOR TROPICAL CYCLONES. IF YOU LIVE ON A BOAT...MAKE FINAL
PREPARATIONS FOR SECURING YOUR CRAFT BEFORE LEAVING IT. SMALL CRAFT
SHOULD REMAIN IN PORT AND WELL SECURED.
FOR THOSE UNDER A WATCH IN THE FAR NORTHERN MARIANA ISLANDS, CONTINUE
WITH YOUR PREPARATIONS AND LISTEN FOR POSSIBLE WARNINGS.
CLOSELY MONITOR NOAA WEATHER RADIO OR OTHER LOCAL NEWS OUTLETS
FOR OFFICIAL STORM INFORMATION. LISTEN FOR POSSIBLE CHANGES TO
THE FORECAST.
STAY INDOORS DURING HEAVY RAIN AND WINDY CONDITIONS ASSOCIATED WITH
SUPER TYPHOON SINLAKU (04W). THE ONSET OF DAMAGING, AND POTENTIALLY
DESTRUCTIVE WINDS, WILL POSE A DEADLY THREAT TO THOSE VENTURING
OUTSIDE.
FOR ADDITIONAL PRECAUTIONARY AND PREPAREDNESS INFORMATION...
PLEASE REFER TO THE DETAILED RECOMMENDATIONS RELATIVE TO YOUR
LOCATION AS FURTHER DESCRIBED BY YOUR LOCAL NATIONAL WEATHER
SERVICE OFFICE AND LOCAL EMERGENCY MANAGEMENT.
NEXT UPDATE
THE NEXT LOCAL STATEMENT WILL BE ISSUED BY THE NATIONAL WEATHER
SERVICE IN TIYAN AROUND 9 AM CHST...OR SOONER IF CONDITIONS
WARRANT.
GUZ001-130145-
/O.CON.PGUM.TR.W.4004.000000T0000Z-000000T0000Z/
/O.CON.PGUM.TY.A.4004.000000T0000Z-000000T0000Z/
GUAM-
342 AM CHST MON APR 13 2026
..TROPICAL STORM WARNING REMAINS IN EFFECT
..TYPHOON WATCH REMAINS IN EFFECT
..PRECAUTIONARY/PREPAREDNESS ACTIONS
THE WINDOW OF TIME TO COMPLETE PREPARATIONS FOR THE PROTECTION OF
LIFE AND PROPERTY WILL BE CLOSING LATER TODAY. ITEMS TO BRING TO A
SHELTER INCLUDE A FIRST AID KIT, MEDICINES AND PRESCRIPTIONS, BABY
FOOD AND DIAPERS, GAMES AND BOOKS, TOILETRIES, A BATTERY POWERED
RADIO, A CELL PHONE, FLASHLIGHTS WITH EXTRA BATTERIES, A BLANKET OR
SLEEPING BAG FOR EACH PERSON, PERSONAL IDENTIFICATION, COPIES OF KEY
PAPERS SUCH AS INSURANCE POLICIES, AVAILABLE CASH AND CREDIT CARDS.
REMEMBER, PETS ARE NOT ALLOWED IN MOST PUBLIC SHELTERS, SO CHECK
AHEAD WITH YOUR INTENDED SHELTER.
REGARDING YOUR HOME OR BUSINESS, FINISH COVERING ALL WINDOWS AND
DOORS WITH SHUTTERS OR PLYWOOD. MOVE PATIO FURNITURE AND OTHER LOOSE
OBJECTS INDOORS. BRACE ALL EXTERIOR DOORS, INCLUDING GARAGE DOORS.
STAY CALM AND KEEP INFORMED. COMPLY WITH ANY EVACUATION ORDERS THAT
ARE ISSUED FOR YOUR AREA. IF YOU LIVE IN A METAL ROOF OR CONTAINER
HOME, OR YOU LIVE IN A SURGE ZONE OR ANY LOCATION PRONE TO FLOODING,
EVACUATE TO A DESIGNATED SHELTER OR RIDE OUT THE STORM IN THE STURDY
HOME OF FAMILY OR FRIENDS OUTSIDE OF EVACUATION ZONES.
..WIND INFORMATION
AS SUPER TYPHOON SINLAKU (04W) MOVES CLOSER, THE THREAT FOR
SUSTAINED HIGH WINDS IS LIKELY TO INCREASE. NORTH TO NORTHEAST
TROPICAL STORM FORCE WINDS OF ARE CURRENTLY FORECAST TO BEGIN
AFFECTING GUAM THIS EVENING OR TO NIGHT, ESPECIALLY NEAR THE
NORTHERN COASTAL WATERS AND SHORES OF GUAM COMING INTO TUESDAY. THE
LATEST FORECAST HAS SHIFTED THE TRACK SLIGHT NORTHWARD ALSO SHIFTING
STRONG TROPICAL STORM WINDS AROUND 60 MPH NORTH OF GUAM, BUT TROPICAL
STORM FORCE WINDS AROUND 40 TO 50 MPH AND GUSTS TO 65 MPH ARE INTO
LATE TUESDAY EVENING AS WINDS SHIFT TOWARDS THE NORTHWEST AND THEN
WEST. TROPICAL STORM FORCE WINDS ARE CURRENTLY FORECAST TO CONTINUE
INTO WEDNESDAY.
..COASTAL INUNDATION AND SURF INFORMATION
DUE TO HIGHER ASTRONOMICAL TIDES THIS WEEK AND PRE-EXISTING ELEVATED
SEAS, DANGEROUS SURF IS EXPECTED OR ALREADY OCCURRING ACROSS NORTH,
EAST AND SOUTH REEFS IN THE MARIANAS AS SURF BUILDS TO AROUND 10 TO
15 FEET, AND POTENTIALLY SPREADING TO WEST FACING REEFS ONCE STY
SINLAKU MOVES WEST OF THE ISLANDS IN THE NEXT FEW DAYS. THE MORE
NORTHERN TREK OF SINLAKU COULD HELP TO LIMIT THE PEAK OF COASTAL
INUNDATION BUT INUNDATION OF 1 TO 3 FT IS STILL POSSIBLE AS SURF AND
WIND DRIVEN WAVES INCREASE AS TROPICAL STORM FORCE WINDS ARRIVE; AS
SUCH, A COASTAL FLOOD WATCH REMAINS IN EFFECT. INLAND FLOODING MADE
WORSE BY DEVELOPING RAIN BANDS DURING STORM PASSAGE WILL
SIGNIFICANTLY INCREASE COASTAL INUNDATION AS RAIN RUN-OFF AND STORM
SURGE INTERACT. SURF WILL BE SLOW TO DECREASE AFTER SINLAKU'S EXIT TO
THE NORTHWEST IN THE SECOND HALF OF THE WEEK, AS SWELLS WILL
CONTINUE TO PUMMEL WESTERN MARIANAS SHORES.
..OTHER STORM EFFECTS
HEAVY, INTENSE RAINFALL WITH STY SINLAKU IS LIKELY MONDAY THROUGH
WEDNESDAY, WITH RAINFALL AMOUNTS UPWARDS OF 15 TO 20 INCHES NEAR THE
CENTER, AS THE SYSTEM CROSSES THE MARIANAS. THE EXACT TRACK OF
SINLAKU WILL DETERMINE WHERE THE HEAVIEST RAINFALL WILL SET UP ACROSS
THE ISLANDS. THE MORE NORTHERN TRACK CURRENTLY FORECAST WILL LIKELY
SHIFT THIS HEAVIER RAINFALL NORTH OF GUAM, BUT 6 TO 12 INCHES OF
RAINFALL IS POSSIBLE. AS SUCH, A FLOOD WATCH REMAINS IN EFFECT FOR
GUAM. SEE LATEST FORECAST FOR LATEST INFORMATION. LISTEN FOR POSSIBLE
FLASH FLOOD WARNINGS FOR YOUR LOCATION, AND BE READY TO ACT IF FLASH
FLOODING DEVELOPS.
MPZ001>003-130145-
/O.CON.PGUM.TY.W.4004.000000T0000Z-000000T0000Z/
ROTA-TINIAN-SAIPAN-
342 AM CHST MON APR 13 2026
..TYPHOON WARNING IN EFFECT
..PRECAUTIONARY/PREPAREDNESS ACTIONS
THE WINDOW OF TIME TO COMPLETE PREPARATIONS FOR THE PROTECTION OF
LIFE AND PROPERTY WILL BE CLOSING LATER TODAY. IF EVACUATING TO A
PUBLIC SHELTER, LEAVE AS SOON AS POSSIBLE. GUARD AGAINST BEING STUCK
OUT ON ROADWAYS WHEN DANGEROUS WINDS AND HEAVY RAINS ARRIVE. AGAIN,
DO NOT STAY IN A METAL ROOF OR CONTAINER HOME. ITEMS TO BRING TO A
SHELTER INCLUDE A FIRST AID KIT, MEDICINES AND PRESCRIPTIONS, BABY
FOOD AND DIAPERS, GAMES AND BOOKS, TOILETRIES, A BATTERY POWERED
RADIO, A CELL PHONE, FLASHLIGHTS WITH EXTRA BATTERIES, A BLANKET OR
SLEEPING BAG FOR EACH PERSON, PERSONAL IDENTIFICATION, COPIES OF KEY
PAPERS SUCH AS INSURANCE POLICIES, AVAILABLE CASH AND CREDIT CARDS.
REMEMBER, PETS ARE NOT ALLOWED IN MOST PUBLIC SHELTERS, SO CHECK
AHEAD WITH YOUR INTENDED SHELTER.
REGARDING YOUR HOME OR BUSINESS, FINISH COVERING ALL WINDOWS AND
DOORS WITH SHUTTERS OR PLYWOOD. MOVE PATIO FURNITURE AND OTHER LOOSE
OBJECTS INDOORS. BRACE ALL EXTERIOR DOORS.
IF STAYING IN A HOME, TURN THE REFRIGERATOR TO MAXIMUM COLD AND
KEEP IT CLOSED. TURN OFF PROPANE TANKS AND UNPLUG SMALL
APPLIANCES. FILL THE BATHTUB WITH WATER IN CASE THE TAP WATER
BECOMES UNAVAILABLE AFTER THE STORM. THIS IS FOR CLEANING AND
FLUSHING PURPOSES. DO NOT DRINK IT.
..WIND INFORMATION
AS SUPER TYPHOON SINLAKU (04W) MOVES CLOSER, THE THREAT FOR SUSTAINED
HIGH WINDS WILL CONTINUE TO INCREASE. THE LATEST FORECAST IS FOR
TROPICAL STORM FORCE WINDS TO BEGIN AFFECTING ROTA, TINIAN AND SAIPAN
MONDAY EVENING OR MONDAY NIGHT, WITH TYPHOON FORCE WINDS DEVELOPING
TUESDAY. THE RECENT STORM TRACKS HAVE CONTINUED TO SHIFT THE TRACK OF
STY SINLAKU NORTHWARD AS IT MOVES INTO THE MARIANAS AS A CATEGORY 4
OR 5 TYPHOON PASSING NEAR OR ACROSS TINIAN AND SAIPAN.
FOR ROTA, IF THIS TRACK HOLDS, THE RISK FOR TYPHOON FORCE WINDS OF
MAY DIMINISH. FOR NOW THE FORECAST HAS NORTHERLY TROPICAL STORM
WINDS AROUND 39 TO 45 MPH, EXPECTED TO BECOME NORTHWEST TO WEST AND
INCREASING TO 55 TO 65 MPH WITH GUSTS TO 80 MPH TUESDAY WITH THE
POTENTIAL FOR TYPHOON FORCE WINDS OF AROUND 75 MPH POSSIBLE. TROPICAL
STORM WINDS ARE EXPECTED TO CONTINUE INTO WEDNESDAY AS WINDS SHIFT
TO THE SOUTHWEST.
FOR TINIAN AND SAIPAN, THE CURRENT TRACK HAS SINLAKU PASSING NEAR OR
OVER TINIAN AND SAIPAN. THIS IS FORECASTED TO BRING WINDS AROUND 130
TO 155 MPH WITH GUSTS TO 190 MPH. DEVASTATING DAMAGE IS POSSIBLE IF
THIS FORECAST TRACK AND WIND SPEED HOLDS. AIRBORNE DEBRIS WILL CAUSE
EXTENSIVE DAMAGE. PERSONS, PETS, AND LIVESTOCK STRUCK BY THE WIND
BLOWN DEBRIS WILL BE INJURED OR KILLED. NEARLY ALL METAL ROOF HOMES
WILL BE DESTROYED. ELECTRICITY AND WATER WILL BE UNAVAILABLE FOR
DAYS AND PERHAPS WEEKS AFTER THE STORM PASSES. MOST TREES WILL BE
SNAPPED OR UPROOTED. FALLEN TREES MAY CUT OFF RESIDENTIAL AREAS FOR
DAYS TO WEEKS.
..COASTAL INUNDATION AND SURF INFORMATION
DUE TO HIGHER ASTRONOMICAL TIDES THIS WEEK AND PRE-EXISTING ELEVATED
SEAS, DANGEROUS SURF IS EXPECTED OR ALREADY OCCURRING ACROSS NORTH,
EAST AND SOUTH REEFS IN THE MARIANAS AND POTENTIALLY SPREADING TO
WEST FACING REEFS ONCE STY SINLAKU MOVES WEST OF THE ISLANDS. SURF
AT ROTA IS EXPECTED TO BUILD TO AROUND 15 TO 20 FEET, AND 18 TO 25 FT
AT TINIAN AND SAIPAN. A MORE NORTHERN TRACK OF SINLAKU COULD HELP TO
LIMIT THE PEAK OF COASTAL INUNDATION AT ROTA, BUT INUNDATION OF AT
LEAST 3-5 FEET IS STILL POSSIBLE AS SURF AND WIND DRIVEN WAVES
INCREASE AS TROPICAL STORM FORCE WINDS ARRIVE. FOR TINIAN AND SAIPAN
INUNDATION OF OF AT LEAST 4-7 FEET IS POSSIBLE, ESPECIALLY ALONG
WINDWARD FACING BEACHES AND REEFS. A COASTAL FLOOD WATCH REMAINS IN
EFFECT. INLAND FLOODING MADE WORSE BY DEVELOPING RAIN BANDS DURING
STORM PASSAGE WILL SIGNIFICANTLY INCREASE COASTAL INUNDATION AS RAIN
RUN- OFF AND STORM SURGE INTERACT. SURF WILL BE SLOW TO DECREASE
AFTER SINLAKU'S EXIT TO THE NORTHWEST IN THE SECOND HALF OF THE WEEK,
AS SWELLS WILL CONTINUE TO PUMMEL WESTERN MARIANAS SHORES.
..OTHER STORM EFFECTS
HEAVY, INTENSE RAINFALL WITH TY SINLAKU IS LIKELY FOR MUCH OF THE
WEEK, WITH MICROWAVE SATELLITE RAINFALL ESTIMATES SHOWING AMOUNTS
UPWARDS OF 15 TO 25 INCHES NEAR THE CENTER. THE EXACT TRACK OF
SINLAKU WILL DETERMINE WHERE THE HEAVIEST RAINFALL WILL SET UP ACROSS
THE ISLANDS. AS SUCH, A FLOOD WATCH REMAINS IN EFFECT FOR ROTA,
TINIAN, AND SAIPAN. SEE LATEST FORECAST FOR LATEST INFORMATION.
LISTEN FOR POSSIBLE FLASH FLOOD WARNINGS FOR YOUR LOCATION, AND BE
READY TO ACT IF FLASH FLOODING DEVELOPS.
..ALAMAGAN
..TROPICAL STORM WATCH REMAINS IN EFFECT FOR ALAMAGAN
.PRECAUTIONARY/PREPAREDNESS ACTIONS
STAY INDOORS DURING HEAVY RAIN AND WINDY CONDITIONS ASSOCIATED WITH
TYPHOON SINLAKU (04W). HEED THE ADVICE OF YOUR LOCAL EMERGENCY
MANAGERS AND OFFICIALS, AND CONTINUE TO MONITOR FORECASTS BY YOUR
LOCAL NATIONAL WEATHER SERVICE OFFICE. REMAIN IN A STURDY SHELTER
UNTIL THE ALL CLEAR IS GIVEN.
WIND INFORMATION
FRESH NORTHEASTERLIES ARE EXPECTED TO BEGIN INCREASING TONIGHT, WITH
TROPICAL STORM FORCE WINDS POSSIBLE LATE MORNING OR EARLY AFTERNOON
ON TUESDAY, MAINTAINING THESE CONDITIONS FOR SEVERAL DAYS AFTER IF
SINLAKU CONTINUES ON ITS ACCELERATED NORTHWARD TREK AFTER EXITING THE
MARIANAS IN THE SECOND HALF OF THE WEEK.
COASTAL INUNDATION AND SURF INFORMATION
SEAS OF 10 TO 16 FEET REMAIN POSSIBLE, WITH DANGEROUS SURF AND
SIGNIFICANT COASTAL INUNDATION AND BEACH EROSION POSSIBLE.
OTHER STORM EFFECTS
HEAVY, INTENSE RAINFALL WITH TY SINLAKU IS LIKELY FOR MUCH OF THE
WEEK, WITH RAINFALL AMOUNTS UPWARDS OF 15 TO 25 INCHES NEAR THE
CENTER, AS THE SYSTEM CROSSES THE MARIANAS. THE EXACT TRACK OF
SINLAKU WILL DETERMINE WHERE THE HEAVIEST RAINFALL WILL SET UP ACROSS
THE ISLANDS.
..PAGAN
..TROPICAL STORM WATCH IN EFFECT FOR PAGAN
.PRECAUTIONARY/PREPAREDNESS ACTIONS
STAY INDOORS DURING HEAVY RAIN AND WINDY CONDITIONS ASSOCIATED WITH
TYPHOON SINLAKU (04W). HEED THE ADVICE OF YOUR LOCAL EMERGENCY
MANAGERS AND OFFICIALS, AND CONTINUE TO MONITOR FORECASTS BY YOUR
LOCAL NATIONAL WEATHER SERVICE OFFICE. REMAIN IN A STURDY SHELTER
UNTIL THE ALL CLEAR IS GIVEN.
WIND INFORMATION
FRESH NORTHEASTERLIES ARE EXPECTED TO BEGIN INCREASING TONIGHT, WITH
TROPICAL STORM FORCE WINDS POSSIBLE TUESDAY AFTERNOON, MAINTAINING
THESE CONDITIONS FOR SEVERAL DAYS AFTER IF SINLAKU CONTINUES ON ITS
ACCELERATED NORTHWARD TREK AFTER EXITING THE MARIANAS IN THE SECOND
HALF OF THE WEEK.
COASTAL INUNDATION AND SURF INFORMATION
SEAS OF 10 TO 16 FEET REMAIN POSSIBLE, WITH DANGEROUS SURF AND
SIGNIFICANT COASTAL INUNDATION AND BEACH EROSION POSSIBLE.
OTHER STORM EFFECTS
HEAVY, INTENSE RAINFALL WITH TY SINLAKU IS LIKELY FOR MUCH OF THE
WEEK, WITH RAINFALL AMOUNTS UPWARDS OF 15 TO 20 INCHES NEAR THE
CENTER, AS THE SYSTEM CROSSES THE MARIANAS. THE EXACT TRACK OF
SINLAKU WILL DETERMINE WHERE THE HEAVIEST RAINFALL WILL SET UP ACROSS
THE ISLANDS.
..FANANU
...TYPHOON WARNING IS CANCELLED FOR FANANU IN CHUUK STATE
.PRECAUTIONARY/PREPAREDNESS ACTIONS
THE TYPHOON WARNING HAS BEEN CANCELLED FOR FANANU IN CHUUK STATE. DO
NOT LEAVE SHELTER OR ATTEMPT TO ANY INTER-ISLAND TRAVEL UNTIL WINDS
AND SEAS SUBSIDE. LISTEN TO INSTRUCTIONS AND UPDATES FROM YOUR LOCAL
LEADERS.
WIND INFORMATION
THE HIGHEST WINDS ASSOCIATED WITH SUPER TYPHOON SINLAKU (04W) HAVE
PASSED TO THE NORTHWEST OF FANANU. SOUTH WINDS OF 20 TO 30 MPH WITH
OCCASIONAL GUSTS TO 40 MPH WILL STEADILY SUBSIDE OVER THE NEXT COUPLE
OF DAYS AND SHIFT TO THE SOUTHEAST AS SINLAKU CONTINUES TO MOVE AWAY.
COASTAL INUNDATION AND SURF INFORMATION
SEAS OF 12 TO 14 FEET ARE DECREASING TO BETWEEN 10 AND 12 FEET
TODAY, HOLDING STEADY AS DISTANT SWELLS GENERATED BY SUPER TYPHOON
SINLAKU CONTINUE TO INFLUENCE THE REGION. DANGEROUS SURF OF 13 TO 16
FEET ALONG SOUTH AND WEST FACING REEFS, WITH UP TO 2 FEET OF
INUNDATION REMAIN LIKELY. ELSEWHERE, HAZARDOUS SURF OF 7 TO 9 FEET
ARE EXPECTED.
OTHER STORM EFFECTS
SATELLITE MICROWAVE ESTIMATES AND MODEL GUIDANCE CONTINUE TO SUGGEST
THE POTENTIAL FOR HEAVY RAIN TO CONTINUE DECREASING AS SINLAKU MOVES
AWAY. ADDITIONAL RAINFALL OF 1 TO 3 INCHES IS POSSIBLE TODAY.
..ULUL
..TYPHOON WATCH REMAINS IN EFFECT FOR ULUL
..TROPICAL STORM WARNING REMAINS IN EFFECT FOR ULUL
.PRECAUTIONARY/PREPAREDNESS ACTIONS
STAY INDOORS DURING HEAVY RAIN AND WINDY CONDITIONS ASSOCIATED WITH
SUPER TYPHOON SINLAKU (04W). HEED THE ADVICE OF YOUR LOCAL EMERGENCY
MANAGERS AND OFFICIALS, AND CONTINUE TO MONITOR FORECASTS BY YOUR
LOCAL NATIONAL WEATHER SERVICE OFFICE. REMAIN IN A STURDY SHELTER
UNTIL THE ALL CLEAR IS GIVEN.
WIND INFORMATION
TROPICAL STORM FORCE WINDS CONTINUE AT ULUL, AS SINLAKU CONTINUES TO
MOVE AWAY TO THE NORTHWEST. DAMAGING SOUTHWEST TO SOUTH WINDS AROUND
39 MPH ARE EXPECTED TO PERSIST THROUGH AT THE MORNING HOURS, WITH
WINDS BECOMING MORE SOUTH AND DECREASING THROUGH THE DAY AS SINLAKU
CONTINUES TO MOVE AWAY TOWARD THE MARIANAS.
COASTAL INUNDATION AND SURF INFORMATION
SEAS OF 10 TO 14 FEET REMAIN POSSIBLE, WITH DANGEROUS SURF AND
SIGNIFICANT COASTAL INUNDATION AND BEACH EROSION EXPECTED.
OTHER STORM EFFECTS
ANOTHER 3 TO 5 INCHES OF ADDITIONAL RAINFALL IS POSSIBLE WITHIN THE
HEAVY BANDS OF SHOWERS SOUTH OF SINLAKU AS THE CENTER OF STY SINLAKU
CONTINUES MOVING NORTHWEST TOWARDS THE MARIANAS.
SCHANK
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