773
WTPZ33 KNHC 250556
TCPEP3
BULLETIN
HURRICANE OTIS INTERMEDIATE ADVISORY NUMBER 12A
NWS NATIONAL HURRICANE CENTER MIAMI FL EP182023
100 AM CDT WED OCT 25 2023
...EYE OF CATEGORY 5 HURRICANE OTIS ABOUT TO MAKE LANDFALL NEAR
ACAPULCO MEXICO...
..CATASTROPHIC DAMAGE LIKELY WHERE THE CORE MOVES ONSHORE
SUMMARY OF 100 AM CDT...0600 UTC...INFORMATION
----------------------------------------------
LOCATION...16.7N 99.8W
ABOUT 15 MI...25 KM SSE OF ACAPULCO MEXICO
MAXIMUM SUSTAINED WINDS...165 MPH...270 KM/H
PRESENT MOVEMENT...NNW OR 345 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...923 MB...27.26 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A HURRICANE WARNING IS IN EFFECT FOR...
* PUNTA MALDONADO WESTWARD TO ZIHUATANEJO
A HURRICANE WATCH IS IN EFFECT FOR...
* LAGUNAS DE CHACAHUA TO PUNTA MALDONADO
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* LAGUNAS DE CHACAHUA TO PUNTA MALDONADO
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA.
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA.
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA, PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND OUTLOOK
----------------------
AT 100 AM CDT (0600 UTC), THE CENTER OF HURRICANE OTIS WAS LOCATED
NEAR LATITUDE 16.7 NORTH, LONGITUDE 99.8 WEST. OTIS IS MOVING TOWARD
THE NORTH-NORTHWEST NEAR 10 MPH (17 KM/H), AND THIS GENERAL MOTION
IS EXPECTED DURING THE NEXT DAY OR SO. ON THE FORECAST TRACK, OTIS
WILL MAKE LANDFALL NEAR ACAPULCO, MEXICO WITHIN THE NEXT HOUR. OTIS
IS THEN FORECAST TO MOVE INLAND OVER SOUTHERN MEXICO DURING THE NEXT
DAY OR SO.
MAXIMUM SUSTAINED WINDS ARE NEAR 165 MPH (270 KM/H) WITH HIGHER
GUSTS. OTIS IS A CATEGORY 5 HURRICANE ON THE SAFFIR-SIMPSON
HURRICANE WIND SCALE. OTIS IS FORECAST TO REMAIN A CATEGORY 5
HURRICANE THROUGH LANDFALL. RAPID WEAKENING IS THEN EXPECTED ONCE
OTIS MOVES INLAND OVER THE HIGHER TERRAIN OF MEXICO. OTIS WILL
LIKELY DISSIPATE OVER SOUTHERN MEXICO ON WEDNESDAY NIGHT.
HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 30 MILES (45 KM) FROM
THE CENTER AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 70
MILES (110 KM).
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 923 MB (27.26 INCHES).
HAZARDS AFFECTING LAND
----------------------
KEY MESSAGES FOR OTIS CAN BE FOUND IN THE TROPICAL CYCLONE
DISCUSSION UNDER AWIPS HEADER MIATCDEP3 AND WMO HEADER WTPZ43 KNHC
AND ON THE WEB AT HURRICANES.GOV/TEXT/MIATCDEP3.SHTML
WIND: HURRICANE CONDITION ARE OCCURRING WITHIN PORTIONS OF THE
HURRICANE WARNING AREA AND THEY WILL SPREAD INLAND THROUGH THIS
MORNING, WITH EXTREMELY DESTRUCTIVE WINDS NEAR THE CORE. WINDS
AFFECTING THE UPPER FLOORS OF HIGH-RISE BUILDINGS WILL BE
SIGNIFICANTLY STRONGER THAN THOSE NEAR GROUND LEVEL. TROPICAL
STORM CONDITIONS WILL CONTINUE WITHIN PORTIONS OF THE WARNING AREAS
THROUGH TODAY.
STORM SURGE: A POTENTIALLY CATASTROPHIC STORM SURGE IS EXPECTED TO
PRODUCE LIFE-THREATENING COASTAL FLOODING NEAR AND TO THE EAST OF
WHERE THE CENTER MAKES LANDFALL. NEAR THE COAST, THE SURGE WILL BE
ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES.
RAINFALL: OTIS IS EXPECTED TO PRODUCE RAINFALL TOTALS OF 8 TO 16
INCHES WITH MAXIMUM AMOUNTS OF 20 INCHES THROUGH THURSDAY ACROSS
GUERRERO AND THE WESTERN COASTAL SECTIONS OF OAXACA. THIS RAINFALL
WILL PRODUCE FLASH AND URBAN FLOODING, ALONG WITH MUDSLIDES IN AREAS
OF HIGHER TERRAIN.
SURF: SWELLS GENERATED BY OTIS WILL AFFECT PORTIONS OF THE SOUTHERN
COAST OF MEXICO DURING THE NEXT DAY OR SO. THESE SWELLS ARE LIKELY
TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE
CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY AT 400 AM CDT.
FORECASTER BROWN/KELLY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page