EVENT: The National Weather Service in Honolulu has upgraded to a HIGH WIND WARNING for the HALEAKALA SUMMIT above 6000 feet, in effect from 10:00 am this morning through 6:00 pm Saturday. A High Wind Warning means winds of at least 40 MPH or gusts of 60 MPH or higher are expected.EFFECTS: High pressure building in north of the State will bring strong trade winds across the main Hawaiian islands today and very strong winds over the Haleakala Summit area. East winds will be 40 to 45 mph with localized gusts over 65 mph, from this morning through Saturday afternoon. PRECAUTIONARY MEASURES: WINDS THIS STRONG CAN CREATE HAZARDOUS CONDITIONS FOR OUTDOOR ACTIVITIES INCLUDING HIKING. MOTORISTS, ESPECIALLY FOR HIGH PROFILE VEHICLES, ARE URGED TO DRIVE WITH EXTREME CAUTION. SECURE ANY LOOSE OBJECTS THAT MAY BECOME AIRBORNE OR MOVE THEM INDOORS.INFORMATION: Maui County Civil Defense will continue to monitor the situation. Please listen to your local radio and TV stations or NOAA Weather Radio broadcasts for any updates. The NOAA Weather Radio broadcasts can be reached by calling 1-866-944-5025. The NOAA Weather Internet services can be found at www.prh.noaa.gov/hnl.Pre-recorded advisories and notifications are available 24-hours a day on the Maui County Automated Information System (AIS) by calling 986-1200.