State Forecast
Issued by NWS Honolulu, HI

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722
FPHW60 PHFO 161221
SFPHFO

State Forecast for Hawaii
National Weather Service Honolulu HI
221 AM HST Sun Aug 16 2026

HIZ001-003-004-006-007-009>011-015>018-022-029>050-161615-
Kauai-Oahu-Maui-Molokai-Lanai-
221 AM HST Sun Aug 16 2026

...FLOOD WATCH FOR NIIHAU KAUAI OAHU MOLOKAI LANAI KAHOOLAWE AND
MAUI...
...HIGH SURF ADVISORY FOR NIIHAU KAUAI OAHU MOLOKAI AND MAUI...
...TROPICAL STORM WARNING FOR NIIHAU KAUAI OAHU MOLOKAI LANAI
KAHOOLAWE AND MAUI...

.REST OF TONIGHT...Very windy. Showers on Kauai. showers and
slight chance of thunderstorms Oahu and Maui County. Locally
heavy rainfall possible. Lows 73 to 78. East winds 30 to 45 mph
with gusts to 70 mph.
.SUNDAY...Windy. Slight chance of thunderstorms in the morning.
Showers through the day. Locally heavy rainfall possible. Highs
84 to 89. East winds 15 to 30 mph with gusts to 50 mph.
.SUNDAY NIGHT...Mostly cloudy. Breezy. Occasional showers
windward and mountains. scattered showers leeward. Lows 74 to 79.
East winds 15 to 25 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. Isolated showers windward and
mountains. 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.
.THURSDAY...Mostly cloudy. Scattered showers windward and
mountains. isolated showers leeward. Highs 85 to 90. Lows 74 to
79. Variable winds to 15 mph.


$$

HIZ023-026>028-051>054-161615-
Big Island of Hawaii-
221 AM HST Sun Aug 16 2026

...FLOOD WATCH...
...HIGH SURF ADVISORY...
...TROPICAL STORM WARNING...

.REST OF TONIGHT...Windy. Showers and slight chance of
thunderstorms windward. numerous showers and slight chance of
thunderstorms leeward. Locally heavy rainfall possible. Lows
72 to 77. Southeast winds 20 to 30 mph with gusts to 50 mph.
.SUNDAY...Mostly cloudy. Breezy. Windward, numerous showers.
Leeward, scattered showers in the morning, then isolated showers
in the afternoon. Locally heavy rainfall possible in the morning.
Highs 85 to 90. Southeast winds 15 to 25 mph. Gusts up to 45 mph
in the morning.
.SUNDAY NIGHT...Mostly cloudy. Scattered showers. Lows 73 to 78.
East winds around 15 mph in the evening becoming light and
variable.
.MONDAY...Mostly cloudy. Scattered showers. Highs 84 to 89. Lows
72 to 77. Northeast winds around 15 mph.
.TUESDAY...Mostly cloudy. Leeward, isolated showers during the
day. Windward, isolated showers during the day, then scattered
showers at night. Highs 83 to 88. Lows 72 to 77. Variable winds
to 15 mph.
.WEDNESDAY...Mostly cloudy. Windward, isolated showers during the
day, then scattered showers at night. Leeward, isolated showers
at night. Highs 85 to 90. Lows 73 to 78. Variable winds to
15 mph.
.THURSDAY...Mostly cloudy. Scattered showers windward. isolated
showers leeward. Highs 85 to 90. Lows 73 to 78. Variable winds to
15 mph.


$$