FNHW50 PHFO 181345 FWFHFO Fire Weather Planning Forecast for Hawaii National Weather Service Honolulu HI 345 AM HST Mon May 18 2026 .DISCUSSION... An unstable and somewhat wet trade wind pattern will continue through mid-week, with brief downpours possible. During the second half of the week, a strengthening area of high pressure north of the islands will increase stability across the region, producing drier, but windier conditions. The inversion will remain weak and elevated during the next few days due to broad troughing aloft. HIZ301-190215- Niihau- 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Max temperature.....77 to 83. Min humidity........65 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....68 to 75. Max humidity........95 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......2000 ft AGL. Transport winds.....East 15 to 20 mph. .TUESDAY... Sky/weather.........Mostly sunny. Scattered showers until noon, then isolated showers. Max temperature.....77 to 83. Min humidity........65 percent. 20-foot winds.......East 10 to 15 mph. Mixing height.......2500 ft AGL. Transport winds.....East 10 to 15 mph. = $$ HIZ302-190215- Kauai North- Including Princeville, Hanalei, Na Pali State Park 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....70 to 82. Min humidity........65 percent. 20-foot winds.......East 5 to 15 mph until noon, then 10 to 20 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....63 to 71. Max humidity........100 percent. 20-foot winds.......East 5 to 15 mph. Mixing height.......500 ft AGL. Transport winds.....East 10 to 15 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....71 to 83. Min humidity........65 percent. 20-foot winds.......East 5 to 15 mph. Mixing height.......3000 ft AGL. Transport winds.....East 10 to 15 mph. = $$ HIZ303-190215- Kauai East- Including Lihue, Kapaa, Anahola 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy. Scattered showers. Max temperature.....73 to 83. Min humidity........60 percent. 20-foot winds.......East 5 to 15 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....66 to 75. Max humidity........95 percent. 20-foot winds.......Northeast 5 to 15 mph. Mixing height.......1500 ft AGL. Transport winds.....East 10 to 15 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....76 to 84. Min humidity........60 percent. 20-foot winds.......Northeast 5 to 20 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ304-190215- Kauai South- Including Poipu, Kalaheo, Koloa 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....80 to 87. Min humidity........55 percent. 20-foot winds.......East 15 to 20 mph. Mixing height.......2500 ft AGL. Transport winds.....East 15 to 20 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....Around 72. Max humidity........90 percent. 20-foot winds.......Northeast 15 to 20 mph. Mixing height.......2000 ft AGL. Transport winds.....East 15 to 20 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers until noon, then isolated showers. Max temperature.....81 to 87. Min humidity........55 percent. 20-foot winds.......Northeast 10 to 20 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ305-190215- Kauai Southwest- Including Waimea, Waimea Canyon State Park, Hanapepe, Kekaha, Barking Sands 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Isolated showers. Max temperature.....73 to 88. Min humidity........55 percent. 20-foot winds.......East 5 to 15 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Mostly cloudy until midnight, then partly cloudy. Scattered showers. Min temperature.....61 to 73. Max humidity........100 percent. 20-foot winds.......Northeast 5 to 15 mph. Mixing height.......1000 ft AGL. Transport winds.....East 10 to 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....75 to 89. Min humidity........50 percent. 20-foot winds.......East 5 to 15 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 10 mph. = $$ HIZ306-190215- Kauai Mountains- 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy. Scattered showers until noon, then numerous showers. Max temperature.....64 to 80. Min humidity........70 percent. 20-foot winds.......East 5 to 15 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....58 to 71. Max humidity........100 percent. 20-foot winds.......East 5 to 15 mph. Mixing height.......500 ft AGL. Transport winds.....East around 15 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....66 to 82. Min humidity........65 percent. 20-foot winds.......East 5 to 15 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ307-190215- East Honolulu- Including Hawaii Kai, Aina Haina, Kahala 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers until noon, then isolated showers. Max temperature.....79 to 84. Min humidity........60 percent. 20-foot winds.......Northeast 15 to 20 mph. Mixing height.......2500 ft AGL. Transport winds.....East 20 to 25 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 15 to 20 mph. Mixing height.......1500 ft AGL. Transport winds.....East 20 to 25 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....79 to 84. Min humidity........60 percent. 20-foot winds.......Breezy. Northeast 15 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 20 mph. = $$ HIZ308-190215- Honolulu Metro- Including Honolulu, Waikiki 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....Around 84. Min humidity........60 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......3000 ft AGL. Transport winds.....East 15 to 20 mph. .TONIGHT... Sky/weather.........Partly cloudy until midnight, then mostly cloudy. Isolated showers until midnight, then scattered showers. Min temperature.....Around 76. Max humidity........80 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......1000 ft AGL. Transport winds.....East around 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Scattered showers until noon, then isolated showers. Max temperature.....Around 84. Min humidity........55 percent. 20-foot winds.......Northeast 10 to 20 mph. Mixing height.......3500 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ309-190215- Ewa Plain- Including Kapolei 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....Around 83. Min humidity........60 percent. 20-foot winds.......East 5 to 15 mph until 9 AM, then 15 to 20 mph. Mixing height.......3500 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers. Min temperature.....71 to 76. Max humidity........85 percent. 20-foot winds.......Northeast 5 to 20 mph. Mixing height.......500 ft AGL. Transport winds.....East 10 to 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers until noon. Max temperature.....Around 83. Min humidity........55 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......3500 ft AGL. Transport winds.....East 10 to 15 mph. = $$ HIZ310-190215- Waianae Coast- Including Nanakuli, Waianae, Makaha 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....82 to 87. Min humidity........55 percent. 20-foot winds.......Breezy. East 15 to 25 mph. Mixing height.......3500 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers. Min temperature.....70 to 75. Max humidity........85 percent. 20-foot winds.......Breezy. East 10 to 25 mph. Mixing height.......1500 ft AGL. Transport winds.....East around 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....83 to 88. Min humidity........55 percent. 20-foot winds.......Breezy. East 15 to 25 mph. Mixing height.......3500 ft AGL. Transport winds.....East 10 to 15 mph. = $$ HIZ311-190215- Oahu North Shore- Including Waialua, Haleiwa, Pupukea 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....78 to 85. Min humidity........55 percent. 20-foot winds.......Breezy. East 15 to 25 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 20 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers. Min temperature.....66 to 74. Max humidity........100 percent. 20-foot winds.......Breezy. East 10 to 25 mph until 9 PM, then 10 to 15 mph. Mixing height.......2000 ft AGL. Transport winds.....East 15 to 20 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....78 to 86. Min humidity........55 percent. 20-foot winds.......Breezy. East 10 to 25 mph. Mixing height.......3500 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ312-190215- Koolau Windward- Including Kahuku, Laie, Punaluu, Kahaluu, Ahuimanu 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy. Scattered showers. Max temperature.....74 to 83. Min humidity........60 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 20 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....66 to 76. Max humidity........95 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......2000 ft AGL. Transport winds.....East 15 to 20 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....74 to 83. Min humidity........65 percent.20-foot winds.......Breezy. East 10 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East 15 to 20 mph. = $$ HIZ313-190215- Koolau Leeward- Including Nuuanu, Manoa, Palolo 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....73 to 84. Min humidity........60 percent. 20-foot winds.......Breezy. East 15 to 25 mph. Mixing height.......3000 ft AGL. Transport winds.....East 15 to 20 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....65 to 76. Max humidity........95 percent. 20-foot winds.......Breezy. Northeast 15 to 25 mph. Mixing height.......1500 ft AGL. Transport winds.....East around 15 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....73 to 85. Min humidity........60 percent. 20-foot winds.......Breezy. Northeast 15 to 25 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ314-190215- Olomana- Including Kailua, Kaneohe, Waimanalo 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....77 to 82. Min humidity........60 percent. 20-foot winds.......East 15 to 20 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 20 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....70 to 75. Max humidity........90 percent. 20-foot winds.......Northeast 10 to 20 mph. Mixing height.......1500 ft AGL. Transport winds.....East around 20 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers until noon, then isolated showers. Max temperature.....77 to 82. Min humidity........65 percent. 20-foot winds.......Breezy. Northeast 10 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East 15 to 20 mph. = $$ HIZ315-190215- Central Oahu- Including Mililani, Wahiawa, Pearl City 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....77 to 83. Min humidity........60 percent. 20-foot winds.......Breezy. East 10 to 25 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....67 to 73. Max humidity........95 percent. 20-foot winds.......East 5 to 20 mph. Mixing height.......1000 ft AGL. Transport winds.....East 10 to 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Scattered showers until noon, then isolated showers. Max temperature.....78 to 84. Min humidity........60 percent. 20-foot winds.......Breezy. East 10 to 15 mph until 9 AM, then 10 to 25 mph. Mixing height.......3500 ft AGL. Transport winds.....East 10 to 15 mph. = $$ HIZ316-190215- Waianae Mountains- 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers until noon, then scattered showers. Max temperature.....73 to 88. Min humidity........60 percent. 20-foot winds.......Breezy. East 15 to 25 mph. Mixing height.......3500 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Scattered showers. Min temperature.....63 to 74. Max humidity........100 percent. 20-foot winds.......Breezy. East 10 to 25 mph. Mixing height.......1500 ft AGL. Transport winds.....East around 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers until noon, then scattered showers. Max temperature.....73 to 89. Min humidity........60 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......3500 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ317-190215- Molokai Windward- Including Kalaupapa, Halawa Valley 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....68 to 81. Min humidity........70 percent. 20-foot winds.......Breezy. East 15 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 25 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....55 to 74. Max humidity........100 percent. 20-foot winds.......East 15 to 20 mph. Mixing height.......2000 ft AGL. Transport winds.....East 20 to 25 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....69 to 81. Min humidity........70 percent. 20-foot winds.......Breezy. East 15 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East 20 to 25 mph. = $$ HIZ318-190215- Molokai Southeast- Including Pukoo 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....68 to 81. Min humidity........65 percent. 20-foot winds.......East 15 to 20 mph. Mixing height.......2500 ft AGL. Transport winds.....East 25 to 30 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....56 to 73. Max humidity........100 percent. 20-foot winds.......East 15 to 20 mph. Mixing height.......2000 ft AGL. Transport winds.....East 25 to 30 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....68 to 81. Min humidity........65 percent. 20-foot winds.......East 15 to 20 mph. Mixing height.......2500 ft AGL. Transport winds.....East 25 to 30 mph. = $$ HIZ319-190215- Molokai North- Including Hoolehua 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....73 to 83. Min humidity........65 percent. 20-foot winds.......Breezy. East 15 to 25 mph. Mixing height.......3000 ft AGL. Transport winds.....East 20 to 25 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers. Min temperature.....65 to 73. Max humidity........100 percent. 20-foot winds.......Breezy. East 15 to 25 mph. Mixing height.......2000 ft AGL. Transport winds.....East 15 to 20 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....73 to 84. Min humidity........65 percent. 20-foot winds.......Breezy. East 15 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East 20 to 25 mph. = $$ HIZ320-190215- Molokai West- Including Kepuhi 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....80 to 85. Min humidity........60 percent. 20-foot winds.......Breezy. East 10 to 15 mph until 9 AM, then 15 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East 20 to 25 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers. Min temperature.....Around 73. Max humidity........90 percent. 20-foot winds.......Breezy. East 10 to 25 mph. Mixing height.......2000 ft AGL. Transport winds.....East 20 to 25 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....81 to 86. Min humidity........55 percent. 20-foot winds.......Breezy. East 15 to 25 mph. Mixing height.......3000 ft AGL. Transport winds.....East 20 to 25 mph. = $$ HIZ321-190215- Molokai Leeward South- Including Kaunakakai, Maunaloa 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....70 to 86. Min humidity........60 percent. 20-foot winds.......Breezy. Northeast 10 to 25 mph. Mixing height.......3000 ft AGL. Transport winds.....East 15 to 20 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers. Min temperature.....60 to 75. Max humidity........100 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......1500 ft AGL. Transport winds.....East 15 to 20 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....72 to 86. Min humidity........60 percent. 20-foot winds.......Breezy. East 10 to 25 mph. Mixing height.......3000 ft AGL. Transport winds.....East 15 to 20 mph. = $$ HIZ322-190215- Lanai Windward- Including Shipwreck Beach 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....77 to 85. Min humidity........60 percent. 20-foot winds.......Breezy. Northeast 15 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....Northeast 20 to 25 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers. Min temperature.....64 to 74. Max humidity........95 percent. 20-foot winds.......Breezy. Northeast 15 to 25 mph. Mixing height.......1500 ft AGL. Transport winds.....Northeast 15 to 20 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers after noon. Max temperature.....77 to 85. Min humidity........60 percent. 20-foot winds.......Breezy. Northeast 10 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East 15 to 20 mph. = $$ HIZ323-190215- Lanai Leeward- Including Kaumalapau Harbor 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers after noon. Max temperature.....79 to 85. Min humidity........60 percent. 20-foot winds.......Breezy. Northeast 15 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East 20 to 25 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers. Min temperature.....69 to 74. Max humidity........95 percent. 20-foot winds.......Breezy. Northeast 15 to 25 mph. Mixing height.......1500 ft AGL. Transport winds.....East 15 to 20 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers after noon. Max temperature.....79 to 85. Min humidity........55 percent. 20-foot winds.......Breezy. Northeast 15 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ324-190215- Lanai South- Including Manele 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers after noon. Max temperature.....Around 80. Min humidity........65 percent. 20-foot winds.......Northeast up to 10 mph. Mixing height.......2000 ft AGL. Transport winds.....Northeast around 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers after midnight. Min temperature.....Around 73. Max humidity........90 percent. 20-foot winds.......Northeast 5 to 10 mph. Mixing height.......1500 ft AGL. Transport winds.....Northeast around 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....Around 79. Min humidity........65 percent. 20-foot winds.......Northeast up to 5 mph. Mixing height.......2000 ft AGL. Transport winds.....East around 10 mph. = $$ HIZ325-190215- Lanai Mauka- Including Lanai City 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....73 to 80. Min humidity........70 percent. 20-foot winds.......Breezy. Northeast 5 to 15 mph until noon, then 10 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....Northeast 15 to 20 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers. Min temperature.....66 to 71. Max humidity........95 percent. 20-foot winds.......Northeast 10 to 20 mph. Mixing height.......1000 ft AGL. Transport winds.....Northeast around 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers after noon. Max temperature.....73 to 80. Min humidity........65 percent. 20-foot winds.......Northeast 10 to 20 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ326-190215- Kahoolawe- 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Sunny. Max temperature.....79 to 84. Min humidity........65 percent. 20-foot winds.......Northeast 5 to 20 mph. Mixing height.......2000 ft AGL. Transport winds.....East around 20 mph. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....67 to 73. Max humidity........100 percent. 20-foot winds.......East 5 to 20 mph. Mixing height.......1500 ft AGL. Transport winds.....East around 20 mph. .TUESDAY... Sky/weather.........Sunny. Max temperature.....79 to 84. Min humidity........65 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......2500 ft AGL. Transport winds.....East 15 to 20 mph. = $$ HIZ327-190215- Maui Windward West- Including Wailuku 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....64 to 84. Min humidity........60 percent. 20-foot winds.......Breezy. Northeast 10 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 20 mph. .TONIGHT... Sky/weather.........Partly cloudy until midnight, then mostly cloudy. Scattered showers. Min temperature.....55 to 75. Max humidity........100 percent. 20-foot winds.......Northeast 10 to 20 mph. Mixing height.......1500 ft AGL. Transport winds.....East 15 to 20 mph. .TUESDAY... Sky/weather.........Mostly sunny. Scattered showers. Max temperature.....64 to 84. Min humidity........60 percent. 20-foot winds.......Breezy. Northeast 10 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 20 mph. = $$ HIZ328-190215- Maui Leeward West- Including Lahaina, Kaanapali 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....79 to 84. Min humidity........60 percent. 20-foot winds.......Breezy. East 5 to 15 mph until 9 AM, then northeast 15 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East 15 to 20 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers until midnight. scattered showers after midnight. Min temperature.....69 to 74. Max humidity........95 percent. 20-foot winds.......Northeast 10 to 20 mph. Mixing height.......1500 ft AGL. Transport winds.....East around 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Scattered showers until noon. isolated showers after noon. Max temperature.....79 to 84. Min humidity........60 percent. 20-foot winds.......Breezy. Northeast 15 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ329-190215- Maui Central Valley North- Including Kahului 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers until noon, then scattered showers. Max temperature.....81 to 86. Min humidity........55 percent. 20-foot winds.......Breezy. East 10 to 15 mph until 9 AM, then northeast 10 to 25 mph. Mixing height.......3000 ft AGL. Transport winds.....East 15 to 20 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers after midnight. Min temperature.....Around 72. Max humidity........85 percent. 20-foot winds.......Breezy. East 10 to 25 mph until 9 PM, then northeast 10 to 15 mph. Mixing height.......1000 ft AGL. Transport winds.....East 10 to 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....81 to 86. Min humidity........55 percent. 20-foot winds.......Breezy. East 10 to 25 mph. Mixing height.......3500 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ330-190215- Maui Central Valley South- Including Maalaea 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....Around 85. Min humidity........55 percent. 20-foot winds.......Breezy. Northeast 5 to 15 mph until noon, then 15 to 25 mph. Mixing height.......3500 ft AGL. Transport winds.....Northeast around 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....68 to 76. Max humidity........95 percent. 20-foot winds.......North 5 to 15 mph. Mixing height.......1000 ft AGL. Transport winds.....Northeast 10 to 15 mph. .TUESDAY... Sky/weather.........Sunny. Max temperature.....Around 85. Min humidity........55 percent. 20-foot winds.......Breezy. Northeast 5 to 15 mph until noon, then 15 to 25 mph. Mixing height.......3500 ft AGL. Transport winds.....Northeast around 15 mph. = $$ HIZ331-190215- Windward Haleakala- Including Haiku, Makawao, Hana 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy. Scattered showers. Max temperature.....65 to 86. Min humidity........60 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......2500 ft AGL. Transport winds.....East 15 to 20 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....50 to 76. Max humidity........100 percent. 20-foot winds.......East 10 to 15 mph. Mixing height.......1500 ft AGL. Transport winds.....East around 15 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....65 to 85. Min humidity........60 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......2500 ft AGL. Transport winds.....East 15 to 20 mph. = $$ HIZ332-190215- Kipahulu- Including Hamoa 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy. Numerous showers until noon, then scattered showers. Max temperature.....67 to 80. Min humidity........70 percent. 20-foot winds.......Northeast 5 to 15 mph. Mixing height.......2000 ft AGL. Transport winds.....East 20 to 25 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....57 to 72. Max humidity........100 percent. 20-foot winds.......Northeast 5 to 15 mph. Mixing height.......1500 ft AGL. Transport winds.....East 20 to 25 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....67 to 80. Min humidity........70 percent. 20-foot winds.......Northeast 5 to 20 mph until noon, then 15 to 20 mph. Mixing height.......2000 ft AGL. Transport winds.....East 20 to 25 mph. = $$ HIZ333-190215- South Maui/Upcountry- Including Kihei, Makena, Pukalani, Kula, Ulupalakua 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers until noon, then scattered showers. Max temperature.....Around 83 at the shore to around 69 at 5000 feet. Min humidity........60 percent. 20-foot winds.......Northeast up to 5 mph until 9 AM, then west until 3 PM, then southwest. Mixing height.......3000 ft AGL. Transport winds.....East 10 to 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers. Min temperature.....Around 67 at the shore to around 51 at 5000 feet. Max humidity........100 percent. 20-foot winds.......Southeast up to 5 mph until midnight, then east. Mixing height.......1000 ft AGL. Transport winds.....East around 10 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....Around 83 at the shore to around 69 at 5000 feet. Min humidity........60 percent. 20-foot winds.......Southwest up to 10 mph until 3 PM, then north. Mixing height.......3000 ft AGL. Transport winds.....East around 10 mph. = $$ HIZ334-190215- South Haleakala- Including Kipahulu, Kaupo 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Scattered showers until noon, then isolated showers. Max temperature.....72 to 82. Min humidity........65 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 20 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers. Min temperature.....53 to 75. Max humidity........100 percent. 20-foot winds.......Northeast 10 to 15 mph. Mixing height.......1500 ft AGL. Transport winds.....East 15 to 20 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers until noon. Max temperature.....72 to 81. Min humidity........65 percent. 20-foot winds.......Breezy. East 10 to 15 mph until 9 AM, then 10 to 25 mph. Mixing height.......2000 ft AGL. Transport winds.....East around 20 mph. = $$ HIZ335-190215- Haleakala Summit- Including Haleakala National Park Above 6000 feet 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....Around 66 at 7000 feet to around 57 at the summit. Min humidity........50 percent. 20-foot winds.......East 10 to 15 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Isolated showers until midnight, then scattered showers. Min temperature.....Around 47 at 7000 feet to around 42 at the summit. Max humidity........100 percent. 20-foot winds.......East 5 to 15 mph. Mixing height.......1500 ft AGL. Transport winds.....East 10 to 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Scattered showers until noon. isolated showers after noon. Max temperature.....Around 66 at 7000 feet to around 57 at the summit. Min humidity........45 percent. 20-foot winds.......East 5 to 15 mph. Mixing height.......2000 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ336-190215- Kona- Including Kailua-Kona, Kealakekua, Milolii 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered heavy showers. isolated thunderstorms after noon. Max temperature.....69 to 90. Min humidity........55 percent. 20-foot winds.......West up to 10 mph. Mixing height.......3000 ft AGL. Transport winds.....North around 5 mph shifting to the southwest in the afternoon. .TONIGHT... Sky/weather.........Mostly cloudy until midnight, then partly cloudy. Scattered showers until midnight. Min temperature.....49 to 76. Max humidity........100 percent. 20-foot winds.......West up to 5 mph until 9 PM, then northeast until 3 AM, then southeast. Mixing height.......1000 ft AGL. Transport winds.....North around 5 mph. .TUESDAY... Sky/weather.........Mostly sunny. Scattered showers after noon. Max temperature.....68 to 89. Minhumidity........55 percent. 20-foot winds.......West up to 10 mph. Mixing height.......2000 ft AGL. Transport winds.....Southwest around 5 mph shifting to the northwest in the afternoon. = $$ HIZ337-190215- Big Island South- Including Ocean View 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly sunny. Isolated showers until noon. scattered showers after noon. Max temperature.....69 to 88. Min humidity........55 percent. 20-foot winds.......Breezy. East 10 to 25 mph. Mixing height.......3500 ft AGL. Transport winds.....East 15 to 20 mph. .TONIGHT... Sky/weather.........Partly cloudy. Isolated showers until midnight. Min temperature.....55 to 78. Max humidity........100 percent. 20-foot winds.......Breezy. Northeast 10 to 25 mph until 3 AM, then 10 to 15 mph. Mixing height.......1500 ft AGL. Transport winds.....East 15 to 20 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers after noon. Max temperature.....68 to 88. Min humidity........55 percent. 20-foot winds.......Breezy. East 10 to 25 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ338-190215- Big Island Southeast- Including South Point, Pahala 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....68 to 88. Min humidity........55 percent. 20-foot winds.......East 5 to 15 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Mostly cloudy until midnight, then partly cloudy. Scattered showers until midnight, then isolated showers. Min temperature.....53 to 76. Max humidity........100 percent. 20-foot winds.......Northeast 5 to 15 mph. Mixing height.......1500 ft AGL. Transport winds.....Northeast around 15 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....69 to 88. Min humidity........55 percent. 20-foot winds.......Breezy. Northeast 10 to 15 mph until noon, then 10 to 25 mph. Mixing height.......3000 ft AGL. Transport winds.....Northeast 10 to 15 mph. = $$ HIZ339-190215- Big Island East- Including Hilo, Volcano, Pahoa, Mountain View, Laupahoehoe 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy. Occasional heavy showers until noon, then numerous heavy showers and isolated thunderstorms. Max temperature.....Around 82 at the shore to around 69 at 4000 feet. Min humidity........65 percent. 20-foot winds.......North up to 10 mph until noon, then northeast. Mixing height.......2500 ft AGL. Transport winds.....East around 10 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Numerous showers. Min temperature.....Around 70 at the shore to around 58 at 4000 feet. Max humidity........100 percent. 20-foot winds.......Northwest up to 10 mph. Mixing height.......1500 ft AGL. Transport winds.....East 5 to 10 mph. .TUESDAY... Sky/weather.........Mostly cloudy. Scattered showers. Max temperature.....Around 82 at the shore to around 69 at 4000 feet. Min humidity........65 percent. 20-foot winds.......Northeast 5 to 15 mph. Mixing height.......3000 ft AGL. Transport winds.....East 5 to 10 mph. = $$ HIZ340-190215- Big Island North- Including Honokaa, Kamuela, Waipio Valley, Hawi 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy. Scattered showers. isolated thunderstorms after noon. Max temperature.....64 to 84. Min humidity........65 percent. 20-foot winds.......Breezy. East 5 to 15 mph until noon, then 10 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 15 mph. .TONIGHT... Sky/weather.........Mostly cloudy. Scattered showers. Min temperature.....49 to 73. Max humidity........100 percent. 20-foot winds.......East 10 to 20 mph. Mixing height.......1500 ft AGL. Transport winds.....East 10 to 15 mph. .TUESDAY... Sky/weather.........Partly sunny. Scattered showers. Max temperature.....65 to 84. Min humidity........60 percent. 20-foot winds.......Breezy. East 10 to 25 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 15 mph. = $$ HIZ341-190215- Kohala- Including Kawaihae, Waikoloa, Waikii, Puuanahulu 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Partly sunny. Scattered heavy showers. isolated thunderstorms after noon. Max temperature.....Around 87 at the shore to around 67 at 5000 feet. Min humidity........50 percent. 20-foot winds.......North up to 10 mph until 3 PM, then west. Mixing height.......3000 ft AGL. Transport winds.....Northeast 5 to 10 mph. .TONIGHT... Sky/weather.........Mostly cloudy until midnight, then partly cloudy. Scattered showers until midnight. Min temperature.....Around 76 at the shore to around 56 at 5000 feet. Max humidity........100 percent. 20-foot winds.......South up to 5 mph. Mixing height.......1000 ft AGL. Transport winds.....East 5 to 10 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers after noon. Max temperature.....Around 87 at the shore to around 67 at 5000 feet. Min humidity........50 percent. 20-foot winds.......North up to 15 mph. Mixing height.......3000 ft AGL. Transport winds.....East around 5 mph shifting to the north in the afternoon. = $$ HIZ342-190215- Big Island Interior- Including Bradshaw Field, Saddle Road Above 5000 feet 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy. Numerous showers until noon, then occasional heavy showers and isolated thunderstorms. Max temperature.....64 to 74 at 5000 feet to 58 to 63 at 8000 feet. Min humidity........60 percent. 20-foot winds.......Northeast up to 10 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 10 mph. .TONIGHT... Sky/weather.........Mostly cloudy until midnight, then partly cloudy. Scattered showers until midnight, then isolated showers. Min temperature.....48 to 57 at 5000 feet to 44 to 49 at 8000 feet. Max humidity........100 percent. 20-foot winds.......East up to 10 mph. Mixing height.......500 ft AGL. Transport winds.....East 5 to 10 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers. Max temperature.....64 to 73 at 5000 feet to around 60 at 8000 feet. Min humidity........60 percent. 20-foot winds.......Northeast up to 10 mph. Mixing height.......2500 ft AGL. Transport winds.....Northeast 5 to 10 mph. = $$ HIZ343-190215- Big Island Summit- Including Mauna Loa and Mauna Kea Above 8000 feet 345 AM HST Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy. Numerous showers until noon. occasional heavy showers and isolated thunderstorms after noon. Max temperature.....Around 59 at 9000 feet to around 46 at the summits. Min humidity........55 percent. 20-foot winds.......East up to 10 mph. Mixing height.......2500 ft AGL. Transport winds.....East around 10 mph. .TONIGHT... Sky/weather.........Mostly cloudy until midnight, thenpartly cloudy. Scattered showers until midnight. Min temperature.....Around 44 at 9000 feet to around 33 at the summits. Max humidity........100 percent. 20-foot winds.......Northeast up to 10 mph. Mixing height.......500 ft AGL. Transport winds.....East around 5 mph. .TUESDAY... Sky/weather.........Mostly sunny. Isolated showers after noon. Max temperature.....Around 59 at 9000 feet to around 45 at the summits. Min humidity........50 percent. 20-foot winds.......East up to 5 mph until noon, then north. Mixing height.......2000 ft AGL. Transport winds.....East 5 to 10 mph. = $$ .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...Partly cloudy. Scattered showers windward...isolated showers leeward. Lows 72 to 77. Highs 85 to 90. Northeast winds up to 20 mph. .THURSDAY...Partly cloudy. Windward, scattered showers, then isolated showers in the afternoon. Lows 72 to 77. Highs 84 to 89. Northeast winds up to 20 mph. .FRIDAY...Partly cloudy. Windward, isolated showers in the evening, then scattered showers. Isolated showers in the afternoon. Lows 71 to 76. Highs 83 to 88. Northeast winds up to 20 mph. .SATURDAY...Partly cloudy. Windward, isolated showers in the evening, then scattered showers. Isolated showers in the afternoon. Lows 71 to 76. Highs 82 to 87. Northeast winds up to 20 mph. .SUNDAY...Partly cloudy. Windward, isolated showers in the evening, then scattered showers. Isolated showers in the afternoon. Lows 70 to 75. Highs 83 to 88. Northeast winds up to 20 mph. $$