text:  So when you do the conversion of that and you look at the wind chill, it's actually about 18 degrees with wind chill. So heading up to summits on the Big Island, come with a jacket. Small Craft Advisory through 6 a.m. Friday now, and it's island-wide. Conditions anywhere from northeast to east winds, 20 to 30 knots, seas 6 to 10 feet. It's HPR.