248  
WTPQ81 PGUM 121119  
HLSPQ1  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
SUPER TYPHOON SINLAKU (04W) LOCAL STATEMENT  
NATIONAL WEATHER SERVICE TIYAN GU  
919 PM CHST SUN APR 12 2026  
 
...SINLAKU UPGRADED TO SUPER TYPHOON AND IS MOVING NORTHWEST  
TOWARD THE MARIANAS...  
   
NEW INFORMATION  
 
SINLAKU IN NOW A SUPER TYPHOON.  
   
AREAS AFFECTED  
 
THIS LOCAL STATEMENT PROVIDES IMPORTANT INFORMATION AND RECOMMENDED  
ACTIONS FOR PEOPLE IN CHUUK STATE, GUAM AND THE NORTHERN MARIANAS.  
   
WATCHES/WARNINGS  
 
A TYPHOON WARNING CONTINUES FOR ROTA, TINIAN, AND SAIPAN.  
A TROPICAL STORM WARNING AND A TYPHOON WATCH CONTINUES FOR GUAM.  
A TYPHOON WARNING REMAINS IN EFFECT FOR FANANU IN CHUUK STATE.  
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR ULUL IN CHUUK STATE.  
A TROPICAL STORM WATCH REMAINS IN EFFECT FOR PAGAN AND ALAMAGAN.  
A TYPHOON WATCH REMAINS IN EFFECT FOR ULUL IN CHUUK STATE.  
 
A FLOOD WATCH IS IN EFFECT FOR ALL OF GUAM AND THE NORTHERN  
MARIANAS. PLEASE LISTEN CLOSELY FOR ANY 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 7 PM CHST...THE CENTER OF SUPER TYPHOON SINLAKU (04W) WAS  
LOCATED NEAR LATITUDE 10.6N...LONGITUDE 150.3E. THIS WAS ABOUT  
420 MILES EAST-SOUTHEAST OF GUAM. STORM MOTION WAS NORTHWEST,  
310 DEGREES, AT 9 MPH. STORM INTENSITY WAS 150 MPH.  
   
SITUATION OVERVIEW  
 
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 A LARGE PORTION OF CHUUK STATE, PRIMARILY  
TO ULUL AND FANANU. RECENT STORM TRACKS PRODUCED BY JTWC CONTINUE TO  
SHOW A SLIGHT NORTHWARD SHIFT IN THE STORM PATH DURING ITS PASSAGE  
TOWARD THE MARIANAS, AND IS STILL EXPECTED TO CROSS SOMEWHERE  
BETWEEN ROTA AND SAIPAN. LATEST FORECAST HAS SINLAKU MOVING INTO THE  
MARIANAS AS A CATEGORY 4 OR 5 TYPHOON.  
   
PRECAUTIONARY/PREPAREDNESS ACTIONS  
 
FOR THOSE UNDER A WARNING, NOW IS THE TIME TO RUSH TO COMPLETION  
PREPARATIONS FOR THE PROTECTION OF LIFE AND PROPERTY. 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.  
 
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  
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 3 AM CHST...OR SOONER IF CONDITIONS  
WARRANT.  
 
GUZ001-121930-  
/O.CON.PGUM.TR.W.4004.000000T0000Z-000000T0000Z/  
/O.CON.PGUM.TY.A.4004.000000T0000Z-000000T0000Z/  
GUAM-  
919 PM CHST SUN APR 12 2026  
   
..TROPICAL STORM WARNING REMAINS IN EFFECT  
   
..TYPHOON WATCH REMAINS IN EFFECT  
 
   
..PRECAUTIONARY/PREPAREDNESS ACTIONS  
 
FOR THOSE UNDER A WARNING, NOW IS THE TIME TO RUSH TO COMPLETION  
PREPARATIONS FOR THE PROTECTION OF LIFE AND PROPERTY. 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, COVER ALL WINDOWS AND DOORS WITH  
SHUTTERS OR PLYWOOD. MOVE PATIO FURNITURE AND OTHER LOOSE OBJECTS  
INDOORS. BRACE ALL EXTERIOR DOORS, INCLUDING GARAGE DOORS. DO  
THIS AS EARLY AS POSSIBLE. IF YOU NEED TO MAKE A TRIP TO THE HARDWARE  
STORE, THE GROCERY STORE, OR THE GAS STATION, DO SO AS EARLY AS  
POSSIBLE.  
 
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 MONDAY EVENING OR MONDAY NIGHT, ESPECIALLY NEAR THE  
NORTHERN COASTAL WATERS AND SHORES OF GUAM COMING INTO TUESDAY. THE  
LATEST FORECAST HAS STRONG TROPICAL STORM FORCE WINDS AROUND 50 TO  
60 MPH AND GUSTS TO 70 MPH TUESDAY 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 DUE TO NON-TC FEATURES IN THE AREA, HAZARDOUS SURF IS LIKELY TO  
BECOME DANGEROUS ACROSS NORTH, EAST AND SOUTH REEFS IN THE MARIANAS  
AS SURF BUILDS TO 15 FEET TONIGHT, 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 2 FEET OR MORE IS STILL  
POSSIBLE AS EARLY AS MONDAY MORNING; 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>003-121930-  
/O.CON.PGUM.TY.W.4004.000000T0000Z-000000T0000Z/  
ROTA-TINIAN-SAIPAN-  
919 PM CHST SUN APR 12 2026  
   
..TYPHOON WARNING IN EFFECT  
 
   
..PRECAUTIONARY/PREPAREDNESS ACTIONS  
 
FOR THOSE UNDER A WARNING, NOW IS THE TIME TO RUSH TO COMPLETION  
PREPARATIONS FOR THE PROTECTION OF LIFE AND PROPERTY. 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, COVER ALL WINDOWS AND DOORS WITH  
SHUTTERS OR PLYWOOD. MOVE PATIO FURNITURE AND OTHER LOOSE OBJECTS  
INDOORS. BRACE ALL EXTERIOR DOORS, INCLUDING GARAGE DOORS. DO THIS  
AS EARLY AS POSSIBLE. IF YOU NEED TO MAKE A TRIP TO THE HARDWARE  
STORE, THE GROCERY STORE, OR THE GAS STATION, DO SO AS EARLY AS  
POSSIBLE.  
 
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 WILL CONTINUE TO INCREASE. THE LATEST FORECAST IS FOR  
TROPICAL STORM FORCE WINDS TO BEGIN AFFECTING ROTA, TINIAN AND SAIPAN  
MONDAY EVENING OR MONDAY, WITH TYPHOON FORCE WINDS DEVELOPING  
TUESDAY. STY SINLAKU STILL HAS POTENTIAL TO CROSS THE MARIANAS AS A  
CATEGORY 4 OR 5 TYPHOON. CURRENT FORECAST SUPPORTS WINDS AROUND 90 TO  
120 MPH ACROSS THE ISLANDS, BUT PEAK WINDS NEAR OF 145 TO 150 MPH  
COULD BE FOUND NEAR THE CENTER, WITH LATEST TRACK STILL SUPPORTING  
PASSAGE SOMEWHERE BETWEEN ROTA AND SAIPAN. A GENERAL CONCERN SHOULD  
BE FOR THE POSSIBILITY OF AT LEAST EXTENSIVE DAMAGE SOMEWHERE WITHIN  
NORTHERN MARIANAS UNDER THE TYPHOON WARNING.  
   
..COASTAL INUNDATION AND SURF INFORMATION  
 
DUE TO HIGHER ASTRONOMICAL TIDES THIS WEEK AND PRE-EXISTING ELEVATED  
SEAS DUE TO NON-TC FEATURES IN THE AREA, HAZARDOUS SURF IS LIKELY TO  
BECOME DANGEROUS ACROSS NORTH, EAST AND SOUTH REEFS IN THE MARIANAS  
AS SURF BUILDS TO 15 FEET TONIGHT, AND POTENTIALLY SPREADING TO WEST  
FACING REEFS ONCE TY SINLAKU MOVES WEST OF THE ISLANDS OVER THE NEXT  
FEW DAYS. COASTAL INUNDATION IS BECOMING MORE LIKELY, NOW POSSIBLE  
AS EARLY AS MONDAY MORNING; AS SUCH, A COASTAL FLOOD WATCH REMAINS IN  
EFFECT BEGINNING MONDAY MORNING FOR SIGNIFICANT COASTAL INUNDATION  
OF 2 FEET OR MORE POSSIBLE. WINDWARD SHORES COULD SEE INUNDATION OF  
AT LEAST 4-7 FEET. 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 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. 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 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.  
 
 
   
..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 EVENING, 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 REMAINS IN EFFECT FOR FANANU  
 
   
.PRECAUTIONARY/PREPAREDNESS ACTIONS  
 
STAY INDOORS DURING HEAVY RAIN AND VERY 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. VENTURING OUTSIDE IS LIKELY TO POSE A  
DEADLY THREAT TO LIFE.  
   
WIND INFORMATION  
 
AS SUPER TYPHOON SINLAKU MAINTAINS NORTHWEST COURSE, SOUTH TO  
SOUTHWEST TROPICAL STORM FORCE WINDS AROUND 39 TO 45 MPH WILL  
CONTINUE INTO THE OVERNIGHT HOURS, POTENTIALLY DECREASING EARLY  
MONDAY MORNING BELOW TROPICAL STORM FORCE WINDS.  
   
COASTAL INUNDATION AND SURF INFORMATION  
 
SEAS OF 12 TO 16 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 AS  
THE CENTER OF STY SINLAKU CONTINUES MOVING NORTHWEST TOWARDS THE  
MARIANAS.  
 
 
   
..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 SOUTHWESTERLY WINDS OF 40 TO 45  
MPH ARE EXPECTED TO PERSIST THROUGH AT LEAST EARLY MONDAY MORNING,  
WITH WINDS BECOMING MORE SOUTH AND DECREASING THROUGH THE DAY MONDAY  
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  
AS THE CENTER OF STY SINLAKU CONTINUES MOVING NORTHWEST TOWARDS THE  
MARIANAS.  
 
 
 
SCHANK  
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