Severe

Significant threat to life or property

Hawaii Severe Tropical Storm Watch | Effective 09/26/2026 07:59

* LOCATIONS AFFECTED - Kaumalapau Harbor * WIND - LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind - Peak Wind Forecast: 40-50 mph with gusts to 75 mph - Window for Tropical Storm force winds: until Sunday evening - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39 to 57 mph - The wind threat has remained nearly steady from the previous assessment.

Hawaii Severe Tropical Storm Watch | Effective 09/26/2026 07:59

* LOCATIONS AFFECTED - Kaunakakai - Kualapuu - Kepuhi * WIND - LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind - Peak Wind Forecast: 30-40 mph with gusts to 55 mph - Window for Tropical Storm force winds: until this evening - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39 to 57 mph - The wind threat has remained nearly steady from the previous assessment.

Hawaii Severe Hurricane Watch | Effective 09/26/2026 07:59

* LOCATIONS AFFECTED - Mauna Kea Summit - Mauna Loa Summit * WIND - LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind - Peak Wind Forecast: 35-45 mph with gusts to 55 mph - Window for Tropical Storm force winds: until early this afternoon - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39 to 57 mph - The wind threat has remained nearly steady from the previous assessment.

Hawaii Severe Tropical Storm Watch | Effective 09/26/2026 07:59

* LOCATIONS AFFECTED - Haleakala National Park * WIND - LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind - Peak Wind Forecast: 35-45 mph with gusts to 60 mph - Window for Tropical Storm force winds: until early Monday morning - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 58 to 73 mph - The wind threat has increased from the previous assessment.

Hawaii Severe Tropical Storm Watch | Effective 09/26/2026 07:59

* LOCATIONS AFFECTED - Maalaea * WIND - LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind - Peak Wind Forecast: 35-45 mph with gusts to 60 mph - Window for Tropical Storm force winds: until Sunday afternoon - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 58 to 73 mph - The wind threat has increased from the previous assessment. - PLAN: Plan for dangerous wind of equivalent strong tropical

Hawaii Severe Tropical Storm Watch | Effective 09/26/2026 07:59

* LOCATIONS AFFECTED - Halawa Valley - Kalaupapa * WIND - LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind - Peak Wind Forecast: 40-50 mph with gusts to 75 mph - Window for Tropical Storm force winds: until Monday morning - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39 to 57 mph - The wind threat has remained nearly steady from the previous assessment.

Hawaii Severe Tropical Storm Watch | Effective 09/26/2026 07:59

* LOCATIONS AFFECTED - Hamoa * WIND - LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind - Peak Wind Forecast: 45-55 mph with gusts to 85 mph - Window for Tropical Storm force winds: until Monday afternoon - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 58 to 73 mph - The wind threat has increased from the previous assessment. - PLAN: Plan for dangerous wind of equivalent strong tropical

Hawaii Severe Tropical Storm Watch | Effective 09/26/2026 07:59

* LOCATIONS AFFECTED - Pukoo * WIND - LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind - Peak Wind Forecast: 40-50 mph with gusts to 75 mph - Window for Tropical Storm force winds: until early Monday morning - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39 to 57 mph - The wind threat has remained nearly steady from the previous assessment.

Severe Hurricane Watch | Effective 09/26/2026 08:00

* WHAT...For the Tropical Storm Warning, tropical storm conditions expected. For the Hurricane Watch, hurricane conditions possible. * WHERE...Alenuihaha Channel, Big Island Windward Waters, Big Island Leeward Waters and Big Island Southeast Waters. * WHEN...Until Sunday afternoon. * IMPACTS...Extremely strong winds will cause hazardous seas which will likely capsize or damage vessels and severely reduce visibility. Mariners should remain in port, alter course, and/or secure the

Severe Tropical Storm Watch | Effective 09/26/2026 08:00

* WHAT...Tropical storm conditions possible. * WHERE...Kaiwi Channel, Maui County Windward Waters, Maui County Leeward Waters, Maalaea Bay and Pailolo Channel. * WHEN...Until Sunday afternoon. * IMPACTS...Very strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas.
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