* WHAT...East winds 20 to 30 mph with gusts up to 50 mph.
* WHERE...Big Island Summits.
* WHEN...Until 6 PM HST this evening.
* 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. Winds this strong can make driving and walking dangerous. The winds can forcefully open doors and damage hinges or slam doors shut, possibly causing injuries.