Up slope showers overnight and this morning have put the Hanalei River back into the danger zone. At last check the river gage was showing 7 feet and rising. A Flash Flood Warning is posted until 7:30am for the northern coastal communities of Princeville, Kilauea, Anahola, Moloaa, Wainiha and Hanalei. The warning could be extended and/or expanded. Stay alert and turn around, don't drown. All islands are at risk of flooding today.
Showers, heavy showers, even thunderstorms are possible today. Otherwise, expect overcast skies and breezy trade winds. The high in Honolulu will be 83 degrees.
A typical trade wind pattern will return tonight, with showers favoring windward and mauka areas. High pressure north of the state will maintain moderate to breezy trade winds through the weekend, before strengthening to locally windy levels next week.
Surf is expected to remain below advisory levels along all shores through this weekend. East shores will continue to be rough and as trade winds strengthen early next week, waves there may approach the advisory threshold. A moderate northwest swell is expected to build today and then a slightly larger swell will peak Sunday. A series of small swells from the southern hemisphere will maintain modest surf along south facing shores through the weekend. Some bigger south-side surf is possible by the end of next week.
By this afternoon, waves will be 5-7 feet north and 3-5 feet elsewhere.
Flash Flood Warning until 7:30am for the northern coastline of Kauai.
Flash Flood Watch through this afternoon for all islands.
Winter Storm Warning for the Big Island summits above 12,000 feet. An additional 4-6" of snow accumulation is possible.
Small Craft Advisory for the Pailolo and Alenuihaha channels, Maalaea Bay, along with coastal waters south and west of the Island of Hawaii.