Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
357
FNHW50 PHFO 201316
FWFHFO
Fire Weather Planning Forecast for Hawaii
National Weather Service Honolulu HI
316 AM HST Thu Aug 20 2026
.DISCUSSION...
Trade winds will weaken today, increasing chances of showers
for the leeward side of the islands. Trade winds increase over the
weekend with showers switching to windward. The inversion is 6000 to
7000 ft. Increasing chances for increased wind and rain across the
state late in the weekend into early next week.
HIZ301-210230-
Niihau-
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny.
Max temperature.....80 to 86.
Min humidity........55 percent.
20-foot winds.......East up to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East around 10 mph.
.TONIGHT...
Sky/weather.........Mostly clear until midnight, then mostly
cloudy. Scattered showers after midnight.
Min temperature.....71 to 78.
Max humidity........95 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......1500 ft AGL.
Transport winds.....East around 10 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Isolated showers.
Max temperature.....80 to 87.
Min humidity........65 percent.
20-foot winds.......Light winds until 9 AM, then northeast up to 5
mph.
Mixing height.......2500 ft AGL.
Transport winds.....Southeast around 10 mph.
=
$$
HIZ302-210230-
Kauai North-
Including Princeville, Hanalei, Na Pali State Park
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....73 to 87.
Min humidity........60 percent.
20-foot winds.......East up to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East around 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Scattered showers until midnight, then
numerous showers.
Min temperature.....66 to 74.
Max humidity........100 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East 5 to 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers until noon,
then isolated showers.
Max temperature.....74 to 88.
Min humidity........60 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East 5 to 10 mph.
=
$$
HIZ303-210230-
Kauai East-
Including Lihue, Kapaa, Anahola
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....77 to 88.
Min humidity........55 percent.
20-foot winds.......Northeast 5 to 15 mph.
Mixing height.......3500 ft AGL.
Transport winds.....East around 10 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers until
midnight, then numerous showers.
Min temperature.....67 to 77.
Max humidity........100 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......1500 ft AGL.
Transport winds.....Northeast 5 to 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers until noon,
then isolated showers.
Max temperature.....78 to 90.
Min humidity........55 percent.
20-foot winds.......East 5 to 10 mph.
Mixing height.......3500 ft AGL.
Transport winds.....East 5 to 10 mph.
=
$$
HIZ304-210230-
Kauai South-
Including Poipu, Kalaheo, Koloa
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....85 to 92.
Min humidity........50 percent.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......3500 ft AGL.
Transport winds.....East 10 to 15 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers.
Min temperature.....71 to 76.
Max humidity........95 percent.
20-foot winds.......Northeast 5 to 10 mph.
Mixing height.......1500 ft AGL.
Transport winds.....Northeast around 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers until noon,
then isolated showers.
Max temperature.....86 to 92.
Min humidity........50 percent.
20-foot winds.......East around 5 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East 5 to 10 mph.
=
$$
HIZ305-210230-
Kauai Southwest-
Including Waimea, Waimea Canyon State Park, Hanapepe, Kekaha,
Barking Sands
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Isolated showers.
Max temperature.....78 to 93.
Min humidity........45 percent.
20-foot winds.......North up to 5 mph until 9 AM, then west.
Mixing height.......4000 ft AGL.
Transport winds.....East around 10 mph.
.TONIGHT...
Sky/weather.........Mostly clear until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....64 to 76.
Max humidity........100 percent.
20-foot winds.......Northeast up to 5 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East 5 to 10 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Scattered showers until noon,
then isolated showers.
Max temperature.....78 to 93.
Min humidity........50 percent.
20-foot winds.......East up to 5 mph until noon, then southeast.
Mixing height.......3500 ft AGL.
Transport winds.....Southeast around 10 mph.
=
$$
HIZ306-210230-
Kauai Mountains-
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....67 to 86.
Min humidity........60 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......3500 ft AGL.
Transport winds.....East around 10 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers until
midnight, then numerous showers.
Min temperature.....61 to 72.
Max humidity........100 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......500 ft AGL.
Transport winds.....East around 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Numerous showers until noon, then
scattered showers.
Max temperature.....72 to 87.
Min humidity........65 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......3000 ft AGL.
Transport winds.....Southeast 5 to 10 mph.
=
$$
HIZ307-210230-
East Honolulu-
Including Hawaii Kai, Aina Haina, Kahala
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Isolated showers.
Max temperature.....82 to 89.
Min humidity........55 percent.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....Northeast around 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....Around 77.
Max humidity........90 percent.
20-foot winds.......Northeast 5 to 10 mph.
Mixing height.......1500 ft AGL.
Transport winds.....Northeast around 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....83 to 90.
Min humidity........55 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East 10 to 15 mph.
=
$$
HIZ308-210230-
Honolulu Metro-
Including Honolulu, Waikiki
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Isolated showers.
Max temperature.....Around 88.
Min humidity........50 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......4000 ft AGL.
Transport winds.....East 5 to 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....Around 77.
Max humidity........85 percent.
20-foot winds.......Northeast up to 5 mph.
Mixing height.......1500 ft AGL.
Transport winds.....Northeast around 5 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....Around 89.
Min humidity........55 percent.
20-foot winds.......East 5 to 10 mph.
Mixing height.......3500 ft AGL.
Transport winds.....East around 10 mph.
=
$$
HIZ309-210230-
Ewa Plain-
Including Kapolei
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny. Isolated showers after noon.
Max temperature.....85 to 91.
Min humidity........50 percent.
20-foot winds.......Northeast 5 to 10 mph until noon, then
southwest.
Mixing height.......4500 ft AGL.
Transport winds.....East around 5 mph shifting to the southeast in
the afternoon.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....Around 75.
Max humidity........90 percent.
20-foot winds.......Northeast up to 5 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East around 5 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers until noon,
then isolated showers.
Max temperature.....86 to 92.
Min humidity........50 percent.
20-foot winds.......Southeast up to 10 mph.
Mixing height.......3500 ft AGL.
Transport winds.....East around 5 mph.
=
$$
HIZ310-210230-
Waianae Coast-
Including Nanakuli, Waianae, Makaha
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny. Isolated showers after noon.
Max temperature.....85 to 93.
Min humidity........50 percent.
20-foot winds.......Northeast 5 to 10 mph until 9 AM, then
southwest until 3 PM, then east.
Mixing height.......3500 ft AGL.
Transport winds.....East around 10 mph shifting to the northwest in
the afternoon.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....71 to 78.
Max humidity........90 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East around 5 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....87 to 93.
Min humidity........45 percent.
20-foot winds.......East up to 5 mph until noon, then northwest
until 3 PM, then northeast.
Mixing height.......2500 ft AGL.
Transport winds.....East around 5 mph.
=
$$
HIZ311-210230-
Oahu North Shore-
Including Waialua, Haleiwa, Pupukea
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Isolated showers.
Max temperature.....81 to 89.
Min humidity........55 percent.
20-foot winds.......Northeast 5 to 15 mph.
Mixing height.......4000 ft AGL.
Transport winds.....East around 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....70 to 76.
Max humidity........100 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East around 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....83 to 90.
Min humidity........55 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......3500 ft AGL.
Transport winds.....East around 10 mph.
=
$$
HIZ312-210230-
Koolau Windward-
Including Kahuku, Laie, Punaluu, Kahaluu, Ahuimanu
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....76 to 87.
Min humidity........60 percent.
20-foot winds.......Northeast 5 to 15 mph.
Mixing height.......3500 ft AGL.
Transport winds.....East around 10 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers until
midnight, then numerous showers.
Min temperature.....69 to 78.
Max humidity........100 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East around 5 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Numerous showers until noon, then
scattered showers.
Max temperature.....78 to 88.
Min humidity........65 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East 10 to 15 mph.
=
$$
HIZ313-210230-
Koolau Leeward-
Including Nuuanu, Manoa, Palolo
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....74 to 89.
Min humidity........60 percent.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......4000 ft AGL.
Transport winds.....East around 10 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers until
midnight, then numerous showers.
Min temperature.....67 to 77.
Max humidity........100 percent.
20-foot winds.......Northeast 5 to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East around 5 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Numerous showers until noon, then
scattered showers.
Max temperature.....78 to 90.
Min humidity........60 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......3500 ft AGL.
Transport winds.....East around 10 mph.
=
$$
HIZ314-210230-
Olomana-
Including Kailua, Kaneohe, Waimanalo
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Scattered showers.
Max temperature.....79 to 86.
Min humidity........60 percent.
20-foot winds.......Northeast 5 to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....Northeast around 10 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers until
midnight, then numerous showers.
Min temperature.....72 to 77.
Max humidity........95 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......1500 ft AGL.
Transport winds.....Northeast 5 to 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....81 to 87.
Min humidity........65 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East around 10 mph.
=
$$
HIZ315-210230-
Central Oahu-
Including Mililani, Wahiawa, Pearl City
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Isolated showers until noon.
scattered showers after noon.
Max temperature.....81 to 88.
Min humidity........55 percent.
20-foot winds.......East 5 to 10 mph.
Mixing height.......4500 ft AGL.
Transport winds.....East 5 to 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Scattered showers.
Min temperature.....69 to 75.
Max humidity........100 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East around 5 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....82 to 89.
Min humidity........55 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......4000 ft AGL.
Transport winds.....East 5 to 10 mph.
=
$$
HIZ316-210230-
Waianae Mountains-
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny. Isolated showers after noon.
Max temperature.....77 to 93.
Min humidity........55 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......4000 ft AGL.
Transport winds.....Northeast around 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....65 to 75.
Max humidity........100 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East 5 to 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....78 to 94.
Min humidity........55 percent.
20-foot winds.......East up to 5 mph until noon, then northeast.
Mixing height.......3000 ft AGL.
Transport winds.....East around 10 mph.
=
$$
HIZ317-210230-
Molokai Windward-
Including Kalaupapa, Halawa Valley
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....69 to 85.
Min humidity........70 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......2000 ft AGL.
Transport winds.....Northeast around 10 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers.
Min temperature.....62 to 78.
Max humidity........100 percent.
20-foot winds.......East 5 to 10 mph.
Mixing height.......1500 ft AGL.
Transport winds.....East around 10 mph.
.FRIDAY...
Sky/weather.........Mostly cloudy. Numerous showers until noon,
then scattered showers.
Max temperature.....74 to 86.
Min humidity........65 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......2000 ft AGL.
Transport winds.....East 15 to 20 mph.
=
$$
HIZ318-210230-
Molokai Southeast-
Including Pukoo
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Partly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....69 to 84.
Min humidity........65 percent.
20-foot winds.......North up to 10 mph.
Mixing height.......2000 ft AGL.
Transport winds.....Northeast around 10 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers.
Min temperature.....62 to 76.
Max humidity........100 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......1500 ft AGL.
Transport winds.....East 10 to 15 mph.
.FRIDAY...
Sky/weather.........Mostly cloudy. Numerous showers until noon,
then scattered showers.
Max temperature.....80 to 85.
Min humidity........65 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......2000 ft AGL.
Transport winds.....East 15 to 20 mph.
=
$$
HIZ319-210230-
Molokai North-
Including Hoolehua
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Isolated showers after noon.
Max temperature.....73 to 85.
Min humidity........65 percent.
20-foot winds.......Northeast 5 to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....Northeast around 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....67 to 76.
Max humidity........100 percent.
20-foot winds.......East up to 5 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East 5 to 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....78 to 87.
Min humidity........65 percent.
20-foot winds.......Light winds until 9 AM. east 10 to 15 mph after
3 PM.
Mixing height.......2500 ft AGL.
Transport winds.....East 10 to 15 mph.
=
$$
HIZ320-210230-
Molokai West-
Including Kepuhi
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny. Isolated showers after noon.
Max temperature.....82 to 87.
Min humidity........60 percent.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......2500 ft AGL.
Transport winds.....Northeast 10 to 15 mph.
.TONIGHT...
Sky/weather.........Mostly clear until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....Around 76.
Max humidity........90 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......1500 ft AGL.
Transport winds.....Northeast around 15 mph becoming east around 5
mph after midnight.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....84 to 89.
Min humidity........55 percent.
20-foot winds.......Light winds until 9 AM, then northeast up to 10
mph.
Mixing height.......2500 ft AGL.
Transport winds.....East 10 to 15 mph.
=
$$
HIZ321-210230-
Molokai Leeward South-
Including Kaunakakai, Maunaloa
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny. Isolated showers after noon.
Max temperature.....71 to 91.
Min humidity........55 percent.
20-foot winds.......Northeast 5 to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....Northeast around 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....64 to 78.
Max humidity........100 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East 5 to 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....78 to 92.
Min humidity........60 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East around 10 mph.
=
$$
HIZ322-210230-
Lanai Windward-
Including Shipwreck Beach
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny.
Max temperature.....77 to 86.
Min humidity........55 percent.
20-foot winds.......Northeast 5 to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....Northeast around 10 mph.
.TONIGHT...
Sky/weather.........Clear until midnight, then partly cloudy.
Isolated showers after midnight.
Min temperature.....67 to 76.
Max humidity........100 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....Northeast 10 to 15 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....79 to 88.
Min humidity........60 percent.
20-foot winds.......Light winds until noon, then northeast up to 10
mph.
Mixing height.......2500 ft AGL.
Transport winds.....Northeast around 10 mph.
=
$$
HIZ323-210230-
Lanai Leeward-
Including Kaumalapau Harbor
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny.
Max temperature.....81 to 87.
Min humidity........55 percent.
20-foot winds.......East up to 15 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East around 10 mph shifting to the northwest in
the afternoon.
.TONIGHT...
Sky/weather.........Clear until midnight, then partly cloudy.
Isolated showers after midnight.
Min temperature.....Around 74.
Max humidity........100 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....Northeast 10 to 15 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....82 to 88.
Min humidity........60 percent.
20-foot winds.......Light winds until noon, then south up to 5 mph
until 3 PM, then east.
Mixing height.......2500 ft AGL.
Transport winds.....Northeast around 10 mph.
=
$$
HIZ324-210230-
Lanai South-
Including Manele
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny.
Max temperature.....78 to 84.
Min humidity........60 percent.
20-foot winds.......Northeast up to 10 mph until noon, then
southwest until 3 PM, then northeast.
Mixing height.......2000 ft AGL.
Transport winds.....East around 10 mph shifting to the northwest in
the afternoon.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers after midnight.
Min temperature.....Around 75.
Max humidity........95 percent.
20-foot winds.......Northeast up to 5 mph.
Mixing height.......1000 ft AGL.
Transport winds.....Northeast around 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....80 to 85.
Min humidity........65 percent.
20-foot winds.......Light winds until noon, then southwest up to 5
mph.
Mixing height.......2000 ft AGL.
Transport winds.....Northeast around 10 mph.
=
$$
HIZ325-210230-
Lanai Mauka-
Including Lanai City
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny.
Max temperature.....72 to 82.
Min humidity........65 percent.
20-foot winds.......Northeast up to 15 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East around 10 mph shifting to the north in the
afternoon.
.TONIGHT...
Sky/weather.........Clear until midnight, then partly cloudy.
Isolated showers after midnight.
Min temperature.....Around 71.
Max humidity........100 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....Northeast 10 to 15 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....79 to 86.
Min humidity........65 percent.
20-foot winds.......Northeast up to 5 mph.
Mixing height.......2000 ft AGL.
Transport winds.....Northeast around 10 mph.
=
$$
HIZ326-210230-
Kahoolawe-
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny.
Max temperature.....80 to 85.
Min humidity........60 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......2000 ft AGL.
Transport winds.....East around 10 mph shifting to the west in the
afternoon.
.TONIGHT...
Sky/weather.........Mostly clear. Isolated showers after midnight.
Min temperature.....Around 74.
Max humidity........100 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......1500 ft AGL.
Transport winds.....East 10 to 15 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Isolated showers.
Max temperature.....82 to 87.
Min humidity........65 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......2000 ft AGL.
Transport winds.....East around 15 mph.
=
$$
HIZ327-210230-
Maui Windward West-
Including Wailuku
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....65 to 86.
Min humidity........65 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....Northeast 5 to 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Scattered showers.
Min temperature.....61 to 76.
Max humidity........100 percent.
20-foot winds.......East up to 5 mph.
Mixing height.......1000 ft AGL.
Transport winds.....Northeast around 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Numerous showers until noon, then
scattered showers.
Max temperature.....74 to 87.
Min humidity........60 percent.
20-foot winds.......East up to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East 10 to 15 mph.
=
$$
HIZ328-210230-
Maui Leeward West-
Including Lahaina, Kaanapali
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny until noon, then partly sunny. Scattered
showers after noon.
Max temperature.....80 to 87.
Min humidity........55 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....Northeast around 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....72 to 79.
Max humidity........95 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....Northeast around 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Scattered showers.
Max temperature.....81 to 89.
Min humidity........55 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East 10 to 15 mph.
=
$$
HIZ329-210230-
Maui Central Valley North-
Including Kahului
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Scattered showers after noon.
Max temperature.....83 to 88.
Min humidity........55 percent.
20-foot winds.......North 5 to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....Northeast 5 to 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy until midnight, then mostly
cloudy. Isolated showers until midnight, then
scattered showers.
Min temperature.....Around 75.
Max humidity........90 percent.
20-foot winds.......Northeast up to 5 mph.
Mixing height.......1000 ft AGL.
Transport winds.....Northeast around 10 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Scattered showers until noon,
then isolated showers.
Max temperature.....84 to 89.
Min humidity........55 percent.
20-foot winds.......Northeast 5 to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East 10 to 15 mph.
=
$$
HIZ330-210230-
Maui Central Valley South-
Including Maalaea
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny. Isolated showers after noon.
Max temperature.....Around 87.
Min humidity........55 percent.
20-foot winds.......North 5 to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....Northeast around 10 mph shifting to the north
in the afternoon.
.TONIGHT...
Sky/weather.........Mostly clear. Isolated showers after midnight.
Min temperature.....73 to 81.
Max humidity........90 percent.
20-foot winds.......North up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....Northeast around 10 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Isolated showers.
Max temperature.....Around 89.
Min humidity........55 percent.
20-foot winds.......North up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East around 10 mph.
=
$$
HIZ331-210230-
Windward Haleakala-
Including Haiku, Makawao, Hana
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....68 to 84.
Min humidity........65 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....Northeast around 5 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers.
Min temperature.....59 to 76.
Max humidity........100 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East 5 to 10 mph.
.FRIDAY...
Sky/weather.........Mostly cloudy. Numerous showers until noon,
then scattered showers.
Max temperature.....69 to 85.
Min humidity........65 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East 15 to 20 mph.
=
$$
HIZ332-210230-
Kipahulu-
Including Hamoa
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....71 to 83.
Min humidity........65 percent.
20-foot winds.......Northeast 5 to 10 mph.
Mixing height.......2000 ft AGL.
Transport winds.....Northeast 5 to 10 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers until
midnight, then numerous showers.
Min temperature.....66 to 76.
Max humidity........100 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East around 10 mph.
.FRIDAY...
Sky/weather.........Mostly cloudy. Numerous showers until noon,
then scattered showers.
Max temperature.....77 to 84.
Min humidity........65 percent.
20-foot winds.......East 10 to 15 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East 15 to 20 mph.
=
$$
HIZ333-210230-
South Maui/Upcountry-
Including Kihei, Makena, Pukalani, Kula, Ulupalakua
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny. Isolated showers after noon.
Max temperature.....Around 85 at the shore to around 73 at 5000
feet.
Min humidity........55 percent.
20-foot winds.......North up to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East around 10 mph shifting to the northwest in
the afternoon.
.TONIGHT...
Sky/weather.........Mostly clear. Isolated showers after midnight.
Min temperature.....Around 74 at the shore to around 61 at 5000
feet.
Max humidity........100 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......500 ft AGL.
Transport winds.....Northeast around 10 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....Around 87 at the shore to around 75 at 5000
feet.
Min humidity........55 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East 10 to 15 mph.
=
$$
HIZ334-210230-
South Haleakala-
Including Kipahulu, Kaupo
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny. Isolated showers after noon.
Max temperature.....76 to 87.
Min humidity........60 percent.
20-foot winds.......Southeast up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....Southeast around 5 mph.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers.
Min temperature.....61 to 76.
Max humidity........100 percent.
20-foot winds.......East up to 15 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East around 10 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....79 to 89.
Min humidity........55 percent.
20-foot winds.......East 10 to 15 mph.
Mixing height.......2000 ft AGL.
Transport winds.....East 15 to 20 mph.
=
$$
HIZ335-210230-
Haleakala Summit-
Including Haleakala National Park Above 6000 feet
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny. Isolated showers after noon.
Max temperature.....Around 72 at 7000 feet to around 63 at the
summit.
Min humidity........25 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....Northeast 5 to 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers until midnight.
scattered showers after midnight.
Min temperature.....Around 58 at 7000 feet to around 51 at the
summit.
Max humidity........95 percent.
20-foot winds.......East up to 15 mph.
Mixing height.......500 ft AGL.
Transport winds.....East 5 to 10 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Scattered showers until noon.
isolated showers after noon.
Max temperature.....65 to 85.
Min humidity........35 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......2000 ft AGL.
Transport winds.....East 10 to 15 mph.
=
$$
HIZ336-210230-
Kona-
Including Kailua-Kona, Kealakekua, Milolii
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Scattered showers after noon.
Max temperature.....69 to 90.
Min humidity........55 percent.
20-foot winds.......West up to 10 mph.
Mixing height.......2000 ft AGL.
Transport winds.....Northwest 5 to 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers.
Min temperature.....55 to 77.
Max humidity........100 percent.
20-foot winds.......South up to 5 mph until 9 PM, then northeast.
Mixing height.......1000 ft AGL.
Transport winds.....Southwest around 5 mph shifting to the east
after midnight.
.FRIDAY...
Sky/weather.........Mostly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....71 to 90.
Min humidity........55 percent.
20-foot winds.......North up to 5 mph until noon, then west until 3
PM, then north.
Mixing height.......2000 ft AGL.
Transport winds.....North around 5 mph shifting to the northwest in
the afternoon.
=
$$
HIZ337-210230-
Big Island South-
Including Ocean View
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Scattered showers after noon.
Max temperature.....70 to 88.
Min humidity........55 percent.
20-foot winds.......South up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....Southeast 5 to 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers.
Min temperature.....60 to 79.
Max humidity........100 percent.
20-foot winds.......Northeast up to 15 mph until 3 AM, then 10 to
15 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East around 10 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....72 to 89.
Min humidity........55 percent.
20-foot winds.......East 10 to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East around 15 mph.
=
$$
HIZ338-210230-
Big Island Southeast-
Including South Point, Pahala
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Scattered showers after noon.
Max temperature.....70 to 94.
Min humidity........50 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East 5 to 10 mph.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers until midnight.
scattered showers after midnight.
Min temperature.....60 to 77.
Max humidity........100 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....Northeast around 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....71 to 94.
Min humidity........50 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....Northeast around 15 mph.
=
$$
HIZ339-210230-
Big Island East-
Including Hilo, Volcano, Pahoa, Mountain View, Laupahoehoe
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Mostly sunny. Isolated showers until noon, then
scattered showers.
Max temperature.....Around 86 at the shore to around 75 at 4000
feet.
Min humidity........65 percent.
20-foot winds.......North up to 10 mph until 9 AM, then northeast.
Mixing height.......3000 ft AGL.
Transport winds.....Northeast 5 to 10 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Numerous showers.
Min temperature.....Around 74 at the shore to around 63 at 4000
feet.
Max humidity........100 percent.
20-foot winds.......East up to 5 mph until 9 PM, then southwest
until 3 AM, then southeast.
Mixing height.......1000 ft AGL.
Transport winds.....Southeast around 5 mph.
.FRIDAY...
Sky/weather.........Mostly cloudy. Showers likely.
Max temperature.....Around 86 at the shore to around 74 at 4000
feet.
Min humidity........60 percent.
20-foot winds.......East up to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East around 10 mph.
=
$$
HIZ340-210230-
Big Island North-
Including Honokaa, Kamuela, Waipio Valley, Hawi
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny until noon, then partly sunny. Isolated
showers until noon, then scattered showers.
Max temperature.....66 to 86.
Min humidity........65 percent.
20-foot winds.......Northeast up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....Northeast around 5 mph.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers.
Min temperature.....58 to 76.
Max humidity........100 percent.
20-foot winds.......Southeast up to 5 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East 5 to 10 mph.
.FRIDAY...
Sky/weather.........Partly sunny. Showers likely.
Max temperature.....69 to 88.
Min humidity........60 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East 10 to 15 mph.
=
$$
HIZ341-210230-
Kohala-
Including Kawaihae, Waikoloa, Waikii, Puuanahulu
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny until noon, then partly sunny. Scattered
showers after noon.
Max temperature.....Around 88 at the shore to around 67 at 5000
feet.
Min humidity........50 percent.
20-foot winds.......Northeast up to 10 mph until 9 AM, then
northwest.
Mixing height.......3000 ft AGL.
Transport winds.....Northeast around 5 mph shifting to the
northwest in the afternoon.
.TONIGHT...
Sky/weather.........Mostly clear. Scattered showers until midnight.
isolated showers after midnight.
Min temperature.....Around 77 at the shore to around 60 at 5000
feet.
Max humidity........100 percent.
20-foot winds.......East up to 5 mph.
Mixing height.......1000 ft AGL.
Transport winds.....Northeast around 5 mph shifting to the
southeast after midnight.
.FRIDAY...
Sky/weather.........Mostly sunny. Isolated showers.
Max temperature.....Around 88 at the shore to around 73 at 5000
feet.
Min humidity........50 percent.
20-foot winds.......North up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....Northeast around 5 mph shifting to the
northwest in the afternoon.
=
$$
HIZ342-210230-
Big Island Interior-
Including Bradshaw Field, Saddle Road Above 5000 feet
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny. Scattered showers after noon.
Max temperature.....69 to 76 at 5000 feet to 61 to 68 at 8000 feet.
Min humidity........50 percent.
20-foot winds.......North up to 5 mph until 9 AM, then southwest
until 3 PM, then east.
Mixing height.......3000 ft AGL.
Transport winds.....East 5 to 10 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....54 to 62 at 5000 feet to 50 to 56 at 8000 feet.
Max humidity........100 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East around 5 mph.
.FRIDAY...
Sky/weather.........Sunny until noon, then partly sunny. Scattered
showers after noon.
Max temperature.....68 to 78 at 5000 feet to 62 to 70 at 8000 feet.
Min humidity........50 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East around 10 mph.
=
$$
HIZ343-210230-
Big Island Summit-
Including Mauna Loa and Mauna Kea Above 8000 feet
316 AM HST Thu Aug 20 2026
.TODAY...
Sky/weather.........Sunny. Isolated showers after noon.
Max temperature.....Around 65 at 9000 feet to around 48 at the
summits.
Min humidity........30 percent.
20-foot winds.......North up to 10 mph.
Mixing height.......2500 ft AGL.
Transport winds.....East 5 to 10 mph.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....Around 48 at 9000 feet to around 39 at the
summits.
Max humidity........100 percent.
20-foot winds.......East up to 10 mph.
Mixing height.......1000 ft AGL.
Transport winds.....East 5 to 10 mph.
.FRIDAY...
Sky/weather.........Mostly sunny. Scattered showers after noon.
Max temperature.....Around 64 at 9000 feet to around 48 at the
summits.
Min humidity........40 percent.
20-foot winds.......East 5 to 15 mph.
Mixing height.......3000 ft AGL.
Transport winds.....East around 10 mph.
=
$$
.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Windward, scattered showers, then
numerous showers in the afternoon. Leeward, isolated showers.
Scattered showers in the afternoon. Lows 77 to 82. Highs 91 to
96. Northeast winds up to 20 mph.
.SUNDAY...Breezy. Mostly cloudy. Windward, scattered showers in
the evening, then heavy showers likely. Leeward, scattered
showers. Heavy showers likely in the afternoon. Lows 77 to 82.
Highs 89 to 94. Northeast winds up to 25 mph.
.MONDAY...Breezy. Windward, heavy showers likely in the evening,
then heavy showers. Leeward, heavy showers likely, then heavy
showers in the morning. Heavy showers likely in the afternoon.
Lows 77 to 82. Highs 88 to 93. East winds up to 25 mph.
.TUESDAY...Windward, heavy showers in the evening, then heavy
showers likely. Leeward, heavy showers likely. Lows 76 to 81.
Highs 88 to 93. East winds up to 15 mph.
.WEDNESDAY...Mostly cloudy. Windward, occasional showers, then
showers likely. Leeward, scattered showers. Lows 75 to 80. Highs
87 to 92. Northeast winds up to 15 mph.
$$