FPHW60 PHFO 201316 SFPHFO State Forecast for Hawaii National Weather Service Honolulu HI 316 AM HST Sat Jun 20 2026 HIZ001-003-004-006-007-009>011-015>018-022-029>050-210415- Kauai-Oahu-Maui-Molokai-Lanai- 316 AM HST Sat Jun 20 2026 .TODAY...Mostly sunny. Windward and mountains, scattered showers through the day. Leeward, isolated showers. Highs 85 to 90. East winds around 15 mph. .TONIGHT...Mostly clear. Isolated showers windward and mountains. Lows 71 to 76. Northeast winds around 15 mph. .SUNDAY...Mostly clear. Isolated showers windward and mountains. Highs 84 to 89. Lows 71 to 76. Northeast winds around 15 mph. .MONDAY...Partly cloudy. Leeward, isolated showers during the day. Windward and mountains, scattered showers. Highs 83 to 88. Lows 71 to 76. East winds around 15 mph. .TUESDAY...Partly cloudy. Scattered showers windward and mountains. isolated showers leeward. Highs 83 to 88. Lows 71 to 76. East winds 15 to 20 mph. .WEDNESDAY...Partly cloudy. Scattered showers windward and mountains. isolated showers leeward. Highs 83 to 88. Lows 71 to 76. Northeast winds 15 to 20 mph. $$ HIZ023-026>028-051>054-210415- Big Island of Hawaii- 316 AM HST Sat Jun 20 2026 .TODAY...Mostly sunny windward. sunny leeward. Scattered showers. Highs 85 to 90. Northeast winds around 15 mph. .TONIGHT...Mostly clear. Scattered showers windward. isolated showers leeward. Lows 72 to 77. Northeast winds around 15 mph. .SUNDAY...Mostly clear. Windward, isolated showers during the day, then scattered showers at night. Leeward, isolated showers. Highs 84 to 89. Lows 71 to 76. Northeast winds around 15 mph. .MONDAY...Mostly clear. Windward, scattered showers. Leeward, isolated showers. Highs 83 to 88. Lows 71 to 76. Northeast winds around 15 mph. .TUESDAY...Windward, mostly cloudy, Scattered showers during the day, then occasional showers at night. Leeward, mostly clear, Isolated showers. Highs 83 to 88. Lows 72 to 77. Northeast winds around 15 mph. .WEDNESDAY...Windward, mostly cloudy, Scattered showers during the day, then numerous showers at night. Leeward, partly cloudy, Scattered showers during the day. Isolated showers at night. Highs 84 to 89. Lows 71 to 76. Northeast winds around 15 mph. $$