Iselle, through recon reports, has been stronger than anticipated at this time, which warranted the Hurricane Warning for the big Island. The actual track of the storm is slightly north of the forecast track in the above image, which would likely mean more impact for the Big Island and Maui than currently indicated.
Typically flhurricane does not cover storms outside the Atlantic, but exceptions are made for Hawaii. The available resources are much less, however.
Iselle made landfall on the Big Isle of Hawaii as a strong tropical storm.
TROPICAL STORM ISELLE TROPICAL CYCLONE UPDATE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI EP092014
245 AM HST FRI AUG 8 2014
...CENTER OF ISELLE MAKES LANDFALL...
THE CENTER OF TROPICAL STORM ISELLE MADE LANDFALL AT ABOUT 230 AM
HST...1230 UTC...ALONG THE KAU COAST ON THE BIG ISLAND...ABOUT 5
MILES EAST OF PAHALA.
SUMMARY OF 245 AM HST...1245 UTC...INFORMATION
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LOCATION...19.2N 155.4W
ABOUT 40 MI...64 KM SSW OF HILO HAWAII
ABOUT 225 MI...365 KM SE OF HONOLULU HAWAII
MAXIMUM SUSTAINED WINDS...60 MPH...100 KM/H
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...1001 MB...29.56 INCHES