Breezy to windy trade winds are expected this week. Winds will be strongest in higher terrain areas, passes, and areas immediately south through west of mountains across all islands. Showers carried in on the trade will be focused over windward and mauka areas. Moisture may increase this coming weekend.
Issued at 335 AM HST Mon Feb 16 2026
Breezy easterly trade winds will persist during the next couple of days. Showers will favor windward and mauka areas, bringing some brief MVFR cigs/vsbys at times. VFR conditions should generally prevail in leeward locales.
AIRMET Sierra remains in place for mountain obscuration over windward sections of Kauai and the Big Island. Conditions should improve here later this morning.
AIRMET Tango remains in effect for moderate low level turbulence over and downwind of the terrain of all islands. This AIRMET will likely persist through at least Tuesday.
Kilauea Episode 42 has ended. A volcanic ash SIGMET, under series Papa, remains in effect through 1635Z to account for some lingering ash aloft. This SIGMET will likely be cancelled later this morning unless volcanic activity resumes.
Issued at 335 AM HST Mon Feb 16 2026
A strong high pressure system far north of the Hawaiian Islands will continue to drift farther south through Wednesday. This closer proximity to the islands will keep strong and gusty trade winds in the regional forecast through at least Wednesday. A slight decrease in trade wind speeds may develop from Thursday into Friday as the high weakens briefly.
Surf heights along east facing shorelines will remain solidly within the High Surf Advisory (HSA) range through Wednesday. The HSA was extended until Tuesday evening for now, and may need to be extended into Wednesday at a later date.
Small surf heights remain in the forecast for north, west and south facing shores lasting into Saturday, due to an absence of significant swell energy in the medium range forecast.
In the extended range forecast, the forerunners of the next moderate to large, long period north (010-020 degree) swell appears to arrive by late Sunday night, building swiftly to advisory levels through next week Monday, and then slowly declining into the middle of next week.
High Surf Advisory until 6 PM HST Tuesday for Big Island East- Big Island North-Big Island Southeast-East Honolulu-Kauai East- Kauai South-Kipahulu-Koolau Windward-Maui Windward West-Molokai Southeast-Molokai Windward-Olomana-Windward Haleakala.
Wind Advisory until 6 PM HST Tuesday for Big Island Interior-Big Island North-Big Island South-Big Island Southeast-Kahoolawe- Kohala-Koolau Leeward-Lanai Leeward-Lanai Mauka-Lanai South- Lanai Windward-Maui Central Valley North-Maui Central Valley South-Maui Windward West-Molokai North-Molokai Southeast-Molokai West-Molokai Windward-South Haleakala-Waianae Mountains-Windward Haleakala.
Small Craft Advisory until 6 AM HST Wednesday for Alenuihaha Channel-Big Island Leeward Waters-Big Island Southeast Waters- Big Island Windward Waters-Kaiwi Channel-Kauai Channel-Kauai Leeward Waters-Kauai Northwest Waters-Kauai Windward Waters- Maalaea Bay-Maui County Leeward Waters-Maui County Windward Waters-Oahu Leeward Waters-Oahu Windward Waters-Pailolo Channel.
