576
WTPZ34 KNHC 260836
TCPEP4
BULLETIN
TROPICAL STORM ISELLE ADVISORY NUMBER 12
NWS NATIONAL HURRICANE CENTER MIAMI FL EP092026
200 AM PDT WED AUG 26 2026
..ISELLE DRIFTING WEST-NORTHWESTWARD
SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION
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LOCATION...21.8N 123.5W
ABOUT 870 MI...1405 KM W OF THE SOUTHERN TIP OF BAJA CALIFORNIA
MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...996 MB...29.42 INCHES
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
DISCUSSION AND OUTLOOK
----------------------
AT 200 AM PDT (0900 UTC), THE CENTER OF TROPICAL STORM ISELLE WAS
LOCATED NEAR LATITUDE 21.8 NORTH, LONGITUDE 123.5 WEST. ISELLE IS
MOVING TOWARD THE WEST-NORTHWEST NEAR 9 MPH (15 KM/H), AND THIS
GENERAL MOTION IS EXPECTED TO CONTINUE OVER THE NEXT FEW DAYS.
MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH (85 KM/H) WITH HIGHER GUSTS.
STEADY WEAKENING IS EXPECTED, AND ISELLE IS FORECAST TO BECOME A
POST-TROPICAL REMNANT LOW BY EARLY THURSDAY.
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 230 MILES (370 KM)
FROM THE CENTER.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 996 MB (29.42 INCHES).
HAZARDS AFFECTING LAND
----------------------
SURF: SWELLS GENERATED BY ISELLE WILL CONTINUE TO AFFECT THE WEST
COAST OF THE BAJA CALIFORNIA PENINSULA FOR A COUPLE MORE DAYS. THESE
SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT
CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE.
NEXT ADVISORY
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NEXT COMPLETE ADVISORY AT 800 AM PDT.
FORECASTER ADAMS
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