984
WTPQ81 PGUM 261724
HLSPQ1
URGENT - IMMEDIATE BROADCAST REQUESTED
TROPICAL STORM KROSA (12W) LOCAL STATEMENT
NATIONAL WEATHER SERVICE TIYAN GU
324 AM CHST SUN JUL 27 2025
..TROPICAL STORM KROSA WEST OF PAGAN MOVING EAST-NORTHEAST
NEW INFORMATION
NONE.
AREAS AFFECTED
THIS LOCAL STATEMENT PROVIDES INFORMATION AND RECOMMENDED ACTIONS
FOR PEOPLE IN THE FAR NORTHERN MARIANAS.
WATCHES/WARNINGS
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR AGRIHAN, PAGAN, AND
ALAMAGAN.
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS,
INCLUDING WINDS OF 39 TO 73 MPH, ARE IMMINENT OR OCCURRING.
STORM INFORMATION
AT 1 AM CHST...THE CENTER OF TROPICAL STORM KROSA (12W) WAS LOCATED
NEAR LATITUDE 19.0N...LONGITUDE 144.7E, ABOUT 65 MILES WEST-NORTHWEST
OF AGRIHAN AND 275 MILES NORTH-NORTHWEST OF SAIPAN. STORM MOTION WAS
NORTH-NORTHEAST AT 8 MPH. MAXIMUM SUSTAINED WINDS REMAIN AT 60 MPH.
SITUATION OVERVIEW
TROPICAL STORM KROSA IS EXPECTED TO MAKE A TURN TOWARD THE NORTH WITH
AN INCREASE IN FORWARD SPEED THROUGH MONDAY, REMAINING NEAR ENOUGH TO
THE FAR NORTHERN CNMI TO MAINTAIN TROPICAL STORM FORCE WINDS AT
ALAMAGAN THROUGH THIS MORNING, AND PAGAN AND AGRIHAN INTO THE
AFTERNOON. TROPICAL STORM FORCE WINDS ARE EITHER IMMINENT OR ALREADY
OCCURRING.
PRECAUTIONARY/PREPAREDNESS ACTIONS
REMAIN IN SUITABLE SHELTER, SUCH AS A HARDENED STRUCTURE OR CAVE,
WELL-PROTECTED FROM TROPICAL STORM WIND EXPOSURE. DO NOT LEAVE
SHELTER UNTIL INSTRUCTED TO DO SO BY EMERGENCY MANAGEMENT OFFICIALS.
STRONG MONSOON WINDS WILL LIKELY PERSIST AFTER THE PASSAGE OF
TROPICAL STORM KROSA.
NEXT UPDATE
THE NEXT LOCAL STATEMENT WILL BE ISSUED AT 9 AM CHST, OR SOONER IF
CONDITIONS WARRANT.
..AGRIHAN AND PAGAN
..A TROPICAL STORM WARNING REMAINS IN EFFECT
PRECAUTIONARY/PREPAREDNESS ACTIONS
REMAIN IN A SUITABLE HARDENED SHELTER, IDEALLY A CONCRETE STRUCTURE
OR CAVE. SUFFICIENT FOOD AND WATER FOR EACH PERSON FOR A DAY OR TWO
SHOULD BE AVAILABLE, BECAUSE A MONSOON SURGE IS LIKELY TO CONTINUE
FOR A WHILE AFTER TROPICAL STORM KROSA HAS PASSED.
WIND INFORMATION
THE LATEST FORECAST TRACK SHOWS KROSA TURNING GENERALLY NORTHWARD,
PASSING JUST TO THE EAST OF FARALLON DE PAJAROS LATE THIS MORNING,
THEN TURNING TOWARDS THE NORTHWEST MONDAY. LATEST FORECAST
PROJECTIONS SHOW SOUTHERLY TROPICAL STORM WINDS OF 40 TO 50 MPH ARE
IMMINENT OR OCCURRING AT AGRIHAN AND WILL INCREASE TO 50 TO 60 MPH
AS THIS MORNING CONTINUES. PAGAN HAS LIKELY ALREADY SEEN THEIR HIGHEST
WINDS, NOW AS THEY GRADUALLY SUBSIDE, THEY WILL TURN SOUTHWEST.
WIDESPREAD LOCALLY HEAVY SHOWERS AND THUNDERSTORMS WILL BRING FREQUENT
STRONGER GUSTS. AFTER THE PASSAGE OF TS KROSA, A STRONG SOUTHWEST
MONSOON PATTERN WILL PROLONG WINDY CONDITIONS THROUGH MONDAY.
COASTAL INUNDATION AND SURF INFORMATION
DANGEROUS SURF ALONG SOUTH AND WEST FACING REEFS IS LIKELY PEAKING
RIGHT NOW, WITH SURF HEIGHTS EXPECTED TO BE BETWEEN 15 AND 20 FT.
SURF WILL BEGIN TO SUBSIDE LATER TODAY, POSSIBLY FALLING BELOW
DANGEROUS LEVELS BY TONIGHT. SURF ALONG SOUTH AND WEST FACING REEFS
WILL LIKELY REMAIN AT HAZARDOUS LEVELS OF 10 TO 14 FEET INTO MONDAY.
RIP CURRENTS DURING THIS TIME WILL BE STRONG AND LIFE THREATENING.
STAY OUT OF THE WATER. WIND AND WAVE-DRIVEN COASTAL INUNDATION OF 3 TO
5 FT WILL BE LIKELY ALONG WINDWARD SHORES, ESPECIALLY AROUND TIMES OF
HIGH TIDE AS SURF REACHES PEAK HEIGHTS TODAY.
OTHER STORM EFFECTS
WIDESPREAD LOCALLY HEAVY SHOWERS WILL CONTINUE TODAY AS TS KROSA
PASSES TO THE WEST, WITH THE BULK OF RAINFALL EXPECTED THIS MORNING
WITH 3 TO 5 INCHES POSSIBLE THIS MORNING. ADDITIONAL RAINFALL
ACCUMULATIONS OF 2 TO 4 INCHES ARE POSSIBLE THROUGH MONDAY. EVEN
AFTER KROSA BEGINS TO MOVE AWAY SUNDAY AND MONDAY, A WET MONSOON
PATTERN WILL PROLONG SHOWERS ACROSS THE ISLANDS.
..ALAMAGAN
..A TROPICAL STORM WARNING REMAINS IN EFFECT
PRECAUTIONARY/PREPAREDNESS ACTIONS
REMAIN IN A SUITABLE HARDENED SHELTER, IDEALLY A CONCRETE STRUCTURE
OR CAVE. SUFFICIENT FOOD AND WATER FOR EACH PERSON FOR A DAY OR TWO
SHOULD BE AVAILABLE, BECAUSE A MONSOON SURGE IS LIKELY TO CONTINUE
FOR A WHILE AFTER TROPICAL STORM KROSA HAS PASSED.
WIND INFORMATION
THE LATEST FORECAST TRACK SHOWS KROSA TURNING GENERALLY NORTHWARD,
PASSING NEAR FARALLON DE PAJAROS LATE THIS MORNING, THEN TURNING
SLIGHTLY TOWARDS THE NORTH THROUGH SUNDAY NIGHT. LATEST FORECAST
PROJECTIONS SHOW SOUTHWEST TROPICAL STORM WINDS OF 40 TO 50 MPH ARE
IMMINENT OR OCCURRING AT ALAMAGAN. WIND SPEEDS WILL BEGIN TO DIMINISH
AS THE DAY CONTINUES. WIDESPREAD LOCALLY HEAVY SHOWERS AND
THUNDERSTORMS WILL BRING FREQUENT STRONGER GUSTS. AFTER THE PASSAGE
OF TS KROSA, A STRONG SOUTHWEST MONSOON PATTERN WILL PROLONG WINDY
CONDITIONS THROUGH MONDAY.
COASTAL INUNDATION AND SURF INFORMATION
DANGEROUS SURF ALONG SOUTH AND WEST FACING REEFS IS PEAKING AT 15 TO
20 FEET THIS MORNING. SURF HEIGHTS ARE EXPECTED TO BEGIN SUBSIDING
TONIGHT. SURF COULD FALL BELOW DANGEROUS LEVELS BY TONIGHT. SURF
ALONG SOUTH AND WEST FACING REEFS WILL LIKELY REMAIN AT HAZARDOUS
LEVELS OF 10 TO 14 FEET INTO MONDAY. RIP CURRENTS DURING THIS TIME
WILL BE STRONG AND LIFE THREATENING. STAY OUT OF THE WATER. WIND AND
WAVE-DRIVEN COASTAL INUNDATION OF 3 TO 5 FT WILL BE LIKELY ALONG
WINDWARD SHORES, ESPECIALLY AROUND TIMES OF HIGH TIDE AS SURF REACHES
PEAK HEIGHTS THROUGH SUNDAY.
OTHER STORM EFFECTS
WIDESPREAD LOCALLY HEAVY SHOWERS WILL CONTINUE TODAY AS TS KROSA
PASSES TO THE WEST, WITH THE BULK OF RAINFALL EXPECTED THROUGH
TONIGHT. TOTAL RAINFALL ACCUMULATIONS OF 3 TO 5 INCHES ARE POSSIBLE
THROUGH MONDAY. EVEN AFTER KROSA BEGINS TO MOVE AWAY SUNDAY AND
MONDAY, A WET MONSOON PATTERN WILL PROLONG SHOWERS ACROSS THE
ISLANDS.
STANKO
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