


State Forecast
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
989 FPHW60 PHFO 181336 SFPHFO State Forecast for Hawaii National Weather Service Honolulu HI 336 AM HST Mon Aug 18 2025 HIZ001-003-004-006-007-009>011-015>018-022-029>050-190400- Kauai-Oahu-Maui-Molokai-Lanai- 336 AM HST Mon Aug 18 2025 .TODAY...Partly sunny. Chance of showers windward and mountains. slight chance of showers leeward. Highs 85 to 90. East winds 15 to 20 mph. .TONIGHT...Partly cloudy. Leeward, slight chance of showers in the evening. Windward and mountains, chance of showers. Lows 72 to 77. East winds 15 to 20 mph. .TUESDAY...Partly cloudy. Breezy. Windward and mountains, slight chance of showers during the day, then chance of showers at night. Highs 86 to 91. Lows 71 to 76. East winds 15 to 25 mph. .WEDNESDAY...Partly cloudy. Leeward, slight chance of showers during the day. Windward and mountains, chance of showers. Highs 86 to 91. Lows 71 to 76. East winds 15 to 20 mph. .THURSDAY...Partly cloudy. Windward and mountains, slight chance of showers during the day, then chance of showers at night. Leeward, slight chance of showers at night. Highs 86 to 91. Lows 71 to 76. East winds 15 to 20 mph. .FRIDAY...Partly cloudy. Slight chance of showers. Highs 86 to 91. Lows 71 to 76. East winds 15 to 20 mph. $$ HIZ023-026>028-051>054-190400- Big Island of Hawaii- 336 AM HST Mon Aug 18 2025 .TODAY...Mostly sunny. Leeward, haze through the day, Slight chance of showers in the morning. Chance of showers in the afternoon. Windward, chance of showers. Highs 85 to 90. East winds around 15 mph. .TONIGHT...Mostly cloudy in the evening then clearing. Leeward, slight chance of showers in the evening, Haze through the night. Windward, chance of showers. Lows 70 to 75. East winds 15 to 20 mph. .TUESDAY...Partly cloudy. Slight chance of showers during the day. Chance of showers at night. Highs 86 to 91. Lows 70 to 75. Northeast winds 15 to 20 mph. .WEDNESDAY...Partly cloudy. Windward, chance of showers. Leeward, slight chance of showers. Highs 84 to 89. Lows 70 to 75. East winds around 15 mph. .THURSDAY...Partly cloudy. Windward, slight chance of showers during the day, then chance of showers at night. Leeward, slight chance of showers at night. Highs 84 to 89. Lows 69 to 74. East winds around 15 mph. .FRIDAY...Partly cloudy. Chance of showers windward. slight chance of showers leeward. Highs 85 to 90. Lows 70 to 75. East winds around 15 mph. $$