102
WTPZ34 KNHC 250842
TCPEP4
BULLETIN
TROPICAL STORM ISELLE ADVISORY NUMBER 8
NWS NATIONAL HURRICANE CENTER MIAMI FL EP092026
200 AM PDT TUE AUG 25 2026
..ISELLE MOVING NORTHWESTWARD AS A STRONG TROPICAL STORM
SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION
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LOCATION...20.7N 119.9W
ABOUT 660 MI...1060 KM W OF THE SOUTHERN TIP OF BAJA CALIFORNIA
MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H
PRESENT MOVEMENT...NW OR 305 DEGREES AT 15 MPH...24 KM/H
MINIMUM CENTRAL PRESSURE...988 MB...29.18 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 20.7 NORTH, LONGITUDE 119.9 WEST. ISELLE IS
MOVING TOWARD THE NORTHWEST NEAR 15 MPH (24 KM/H). A TURN TOWARD THE
WEST-NORTHWEST AND A SLOWER FORWARD SPEED IS EXPECTED LATER TODAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 70 MPH (110 KM/H) WITH HIGHER
GUSTS. GRADUAL WEAKENING IS EXPECTED OVER THE NEXT FEW DAYS, AND
ISELLE IS FORECAST TO BECOME A POST-TROPICAL REMNANT LOW BY EARLY
FRIDAY.
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 205 MILES (335 KM)
FROM THE CENTER.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 988 MB (29.18 INCHES).
HAZARDS AFFECTING LAND
----------------------
SURF: SWELLS GENERATED BY ISELLE ARE AFFECTING THE WEST COAST OF THE
BAJA CALIFORNIA PENINSULA, AND WILL CONTINUE 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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