Skip Navigation Links
NOAA NOAA United States Department of Commerce

Hurricane ISELLE


ZCZC MIATCPEP4 ALL
TTAA00 KNHC DDHHMM

BULLETIN
HURRICANE ISELLE ADVISORY NUMBER  20
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP092014
200 AM PDT TUE AUG 05 2014

...ISELLE SLOWLY WEAKENING BUT STILL A MAJOR HURRICANE...
...EXPECTED TO MOVE TOWARD THE HAWAIIAN ISLANDS THROUGH THURSDAY...


SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...15.9N 138.6W
ABOUT 1115 MI...1795 KM E OF HILO HAWAII
MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/H
PRESENT MOVEMENT...W OR 270 DEGREES AT 8 MPH...13 KM/H
MINIMUM CENTRAL PRESSURE...955 MB...28.20 INCHES


WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

INTERESTS IN THE HAWAIIAN ISLANDS SHOULD MONITOR THE PROGRESS OF
ISELLE.  WATCHES MAY BE REQUIRED FOR PORTIONS OF THE ISLANDS BY
TONIGHT OR EARLY WEDNESDAY.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 200 AM PDT...0900 UTC...THE CENTER OF HURRICANE ISELLE WAS
LOCATED NEAR LATITUDE 15.9 NORTH...LONGITUDE 138.6 WEST. ISELLE IS
MOVING TOWARD THE WEST NEAR 8 MPH...13 KM/H...AND THIS GENERAL
MOTION IS EXPECTED TO CONTINUE THIS MORNING.  ISELLE SHOULD TURN
TOWARD THE WEST-NORTHWEST AT A FASTER FORWARD SPEED LATER TODAY AND
WEDNESDAY.

MAXIMUM SUSTAINED WINDS ARE NEAR 125 MPH...205 KM/H...WITH HIGHER
GUSTS.  ISELLE IS A CATEGORY THREE HURRICANE ON THE SAFFIR-SIMPSON
HURRICANE WIND SCALE.  FURTHER WEAKENING IS FORECAST DURING THE
NEXT COUPLE OF DAYS.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 105
MILES...165 KM.

THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 955 MB...28.20 INCHES.


HAZARDS AFFECTING LAND
----------------------
NONE.


NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...800 AM PDT.

$$
FORECASTER STEWART/ROBERTS

NNNN