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FPHW60 PHFO 151513

SFPHFO



State Forecast for Hawaii

National Weather Service Honolulu HI

513 AM HST Sat Aug 15 2026



HIZ001-003-004-006-007-009>011-015>018-022-029>050-160415-

Kauai-Oahu-Maui-Molokai-Lanai-

513 AM HST Sat Aug 15 2026



...FLOOD WATCH FOR NIIHAU KAUAI OAHU MOLOKAI LANAI KAHOOLAWE AND

MAUI...

...HIGH SURF ADVISORY FOR KAUAI...

...HIGH SURF WARNING FOR OAHU MOLOKAI AND MAUI...

...TROPICAL STORM WARNING FOR NIIHAU KAUAI OAHU MOLOKAI LANAI

KAHOOLAWE AND MAUI...



.TODAY...Mostly cloudy. Windy. On Kauai, scattered showers. Oahu

and Maui County, scattered showers in the morning, then showers

likely in the afternoon. Locally heavy rainfall possible in the

afternoon. Highs 86 to 91. Northeast winds 20 to 35 mph with

gusts to 65 mph. 

.TONIGHT...Very windy. On Kauai, numerous showers in the evening,

then showers after midnight. Oahu and Maui County, showers

through the night. Slight chance of thunderstorms after midnight.

Locally heavy rainfall possible. Lows 73 to 78. East winds 25 to

40 mph with gusts to 70 mph. 

.SUNDAY...Mostly cloudy. Windy. Windward and mountains, showers

and slight chance of thunderstorms during the day, then

occasional showers at night. Leeward, numerous showers and slight

chance of thunderstorms during the day, then scattered showers at

night. Locally heavy rainfall possible. Highs 84 to 89. Lows

75 to 80. East winds 20 to 35 mph. 

.MONDAY...Mostly cloudy. Leeward, isolated showers during the

day. Windward and mountains, scattered showers. Highs 85 to 90.

Lows 73 to 78. East winds 15 to 20 mph. 

.TUESDAY...Mostly cloudy. Windward and mountains, isolated

showers during the day. Scattered showers at night. Highs 85 to

90. Lows 73 to 78. East winds around 15 mph. 

.WEDNESDAY...Mostly cloudy. Scattered showers windward and

mountains. Highs 85 to 90. Lows 73 to 78. East winds around

15 mph. 





$$



HIZ023-026>028-051>054-160415-

Big Island of Hawaii-

513 AM HST Sat Aug 15 2026



...FLOOD WATCH...

...HIGH SURF WARNING FOR EAST FACING BEACHES...

...HURRICANE WARNING...



.TODAY...Strong winds. Showers and slight chance of

thunderstorms. Locally heavy rainfall possible. Highs 86 to 91.

Northeast winds 20 to 35 mph increasing to east 35 to 50 mph in 

the afternoon. 

.TONIGHT...Very windy. Showers and slight chance of thunderstorms

windward. showers likely and slight chance of thunderstorms

leeward. Locally heavy rainfall possible. Lows 72 to 77.

Southeast winds 25 to 40 mph. 

.SUNDAY...Mostly cloudy. Windy. Leeward, scattered showers during

the day. Windward, showers likely during the day, then occasional

showers at night. Highs 86 to 91. Lows 72 to 77. Southeast winds

15 to 30 mph. 

.MONDAY...Mostly cloudy. Scattered showers. Highs 84 to 89. Lows

71 to 76. Variable winds to 15 mph. 

.TUESDAY...Mostly cloudy. Windward, isolated showers during the

day, then scattered showers at night. Leeward, isolated showers.

Highs 83 to 88. Lows 72 to 77. Variable winds to 15 mph. 

.WEDNESDAY...Mostly cloudy. Scattered showers windward. Highs

85 to 90. Lows 72 to 77. Variable winds to 15 mph. 





$$