* WHAT...East northeast winds 25 to 35 mph with gusts up to 50 mph expected.
* WHERE...Portions of Oahu, Maui, Molokai, Kahoolawe, Lanai, and the Big Island.
* WHEN...From noon today to 6 PM HST Saturday.
* IMPACTS...Winds this strong can tear off shingles, knock down tree branches, blow away tents and awnings and make it difficult to steer, especially for drivers of high profile vehicles.
* ADDITIONAL DETAILS...Winds will accelerate downslope, near mountain tops and ridges, through gaps in the terrain, and in areas typically exposed to strong trade winds.