The current north swell will continue to slowly lower through today. The trades will likely ease off again early next week as a cold front approaches from the northwest. The low will move off to the east tonight and Friday as high pressure builds northwest of the state, allowing moderate trades to return late Friday through the weekend. Light winds will prevail over the islands through today as a low north of the state keep the trades suppressed. AIRMET SIERRA for mountain obscuration may be needed later today for one or more islands if widespread cloud cover and showers develop over some of the higher terrain. No AIRMETs are in effect, and none are expected through mid- morning. In addition, isolated thunderstorms are in the forecast for most of the Big Island this afternoon. Some locally heavy downpours are possible on some of the islands. ![]() These conditions are expected to gradually improve later today as the high clouds start shifting east of the area.īy this afternoon, the sea breezes will cause clouds and showers to develop over most leeward and interior sections of the state. ![]() Note that light rime icing is possible in some of the layered clouds above 15 thousand feet near the Big Island. The clouds and showers may produce periods of MVFR ceilings and visibilities over some of the islands. In addition, deep tropical moisture will remain over the area today, which will produce clouds and scattered showers across portions of the state through this morning. This will continue to allow the development of local afternoon sea breeze and nighttime land breeze circulations on each of the individual islands. The return of the trade winds will be short-lived as models show another front approaching the state from the northwest early next week.Ī front approaching Kauai from the northwest will maintain light and variable winds across the state today. Drier air will move in by Saturday, which should make temperatures feel much cooler than the past few days. Depending on where the moisture stalls, we could see frequent showers over windward areas this weekend. Lingering moisture will keep scattered showers across windward areas and will linger over the eastern half of the state this weekend. Showers that develop over interior areas may drift toward leeward areas this afternoon and evening.Īs a ridge builds north of the state Friday, expect a return of moderate northeast trades by that afternoon. ![]() Thunderstorms are possible across the Big Island interior this afternoon. Expect pockets of heavy showers from Oahu to the Big Island during the afternoon. Activity should increase over land as the day wears on and sea breezes develop. Most of the heavier showers should remain offshore this morning as land breezes persist. The threat of heavy rainfall has diminished a bit, but brief bouts may still occur through today. Trade winds will weaken again early next week.Īn upper trough moving across the western end of the state reinforced showers and triggered a few thunderstorms over coastal waters overnight, with some of this activity moving over land. Windward areas could be showery at times this weekend, especially over the eastern half of the state, where increased moisture will likely linger. A ridge will build north of the state Friday and drive the return of moderate trades by Friday afternoon. ![]() Expect humid conditions with pockets of heavy rainfall through today.
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