Active Weather Alerts
High Surf Advisory
Issued: 1:40 PM Apr. 9, 2026 – National Weather Service
...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 6 AM HST FRIDAY... * WHAT...Large disorganized surf quickly rising throughout the day and peaking later today into tonight with wave heights of up to 8 to 12 feet. * WHERE...South facing shores of Niihau, Kauai, and Oahu. * WHEN...Until 6 AM HST Friday. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous. PRECAUTIONARY/PREPAREDNESS ACTIONS... Heed all advice from ocean safety officials. When in doubt, don't go out. &&
Gale Warning
Issued: 1:36 PM Apr. 9, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST EARLY THIS MORNING... ...GALE WARNING IN EFFECT UNTIL 6 AM HST FRIDAY... * WHAT...For the Gale Warning, south winds 25 to 35 kt and seas 9 to 14 feet expected. For the Small Craft Advisory, southeast winds 20 to 30 kt and seas 7 to 12 feet. * WHERE...Kauai Northwest Waters, Kauai Windward Waters, Kauai Leeward Waters, Kauai Channel and Oahu Leeward Waters. * WHEN...For the Gale Warning, until 6 AM HST Friday. For the Small Craft Advisory, until 6 AM HST early this morning. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Gale Warning means winds of 34 to 47 knots are imminent or occurring. Operating a vessel in gale conditions requires experience and properly equipped vessels. It is highly recommended that mariners without the proper experience seek safe harbor prior to the onset of gale conditions. &&
Small Craft Advisory
Issued: 1:36 PM Apr. 9, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST EARLY THIS MORNING... ...GALE WARNING IN EFFECT UNTIL 6 AM HST FRIDAY... * WHAT...For the Gale Warning, south winds 25 to 35 kt and seas 9 to 14 feet expected. For the Small Craft Advisory, southeast winds 20 to 30 kt and seas 7 to 12 feet. * WHERE...Kauai Northwest Waters, Kauai Windward Waters, Kauai Leeward Waters, Kauai Channel and Oahu Leeward Waters. * WHEN...For the Gale Warning, until 6 AM HST Friday. For the Small Craft Advisory, until 6 AM HST early this morning. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Gale Warning means winds of 34 to 47 knots are imminent or occurring. Operating a vessel in gale conditions requires experience and properly equipped vessels. It is highly recommended that mariners without the proper experience seek safe harbor prior to the onset of gale conditions. &&
Flood Watch
Issued: 1:01 PM Apr. 9, 2026 – National Weather Service
* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...All Hawaiian Islands. * WHEN...Through Friday afternoon. * IMPACTS...Significant flooding may occur due to excessive rainfall and overflow of streams and drainages. Roads in several areas may be closed, along with property damage in urban or low lying spots due to runoff. Landslides may also occur in areas with steep terrain. * ADDITIONAL DETAILS... - Strengthening low pressure west of the islands will draw deep tropical moisture northward across the state, bringing the potential for heavy rain and thunderstorms capable of producing flash flooding. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. &&
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