Immediate

Responsive action SHOULD be taken immediately

Colorado Severe Severe Thunderstorm Warning | Effective 09/07/2026 16:56

At 556 PM MDT, a severe thunderstorm was located over Shamrock, or 25 miles south of Fort Morgan, moving northeast at 35 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Shamrock, Twelve-Mile Corner and Adena. Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail.

South Dakota Severe Severe Thunderstorm Warning | Effective 09/07/2026 16:58

SVRFSD The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... East central Charles Mix County in south central South Dakota... * Until 730 PM CDT. * At 658 PM CDT, a severe thunderstorm was located near Lake Andes, moving northeast at 35 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will remain over mainly rural areas of

Hawaii Severe Tropical Storm Warning | Effective 09/07/2026 17:02

* LOCATIONS AFFECTED - Salt Lake - Honolulu - Kaimuki * WIND - LATEST LOCAL FORECAST: Below tropical storm force wind - Peak Wind Forecast: 20-30 mph with gusts to 40 mph - 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. - PLAN: Plan for hazardous wind of equivalent tropical storm force.

Hawaii Severe Tropical Storm Warning | Effective 09/07/2026 17:02

* LOCATIONS AFFECTED - Waialae - Aina Haina - Hawaii Kai * WIND - LATEST LOCAL FORECAST: Below tropical storm force wind - Peak Wind Forecast: 25-35 mph with gusts to 50 mph - 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. - PLAN: Plan for hazardous wind of equivalent tropical storm force.

Hawaii Severe Tropical Storm Warning | Effective 09/07/2026 17:02

* LOCATIONS AFFECTED - Kaneohe - Kailua - Waimanalo * WIND - LATEST LOCAL FORECAST: Below tropical storm force wind - Peak Wind Forecast: 20-30 mph with gusts to 40 mph - 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. - PLAN: Plan for hazardous wind of equivalent tropical storm force.

Hawaii Severe Tropical Storm Warning | Effective 09/07/2026 17:02

* LOCATIONS AFFECTED - Makakilo * 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 Tuesday 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 Warning | Effective 09/07/2026 17:02

* LOCATIONS AFFECTED - Wahiawa - Mililani - Waipio * WIND - LATEST LOCAL FORECAST: Below tropical storm force wind - Peak Wind Forecast: 25-35 mph with gusts to 55 mph - 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. - PLAN: Plan for hazardous wind of equivalent tropical storm force.

Hawaii Extreme Hurricane Warning | Effective 09/07/2026 17:02

* LOCATIONS AFFECTED - Waimea - Barking Sands - Hanapepe * WIND - LATEST LOCAL FORECAST: Equivalent Cat 1 Hurricane force wind - Peak Wind Forecast: 60-80 mph with gusts to 115 mph - Window for Tropical Storm force winds: until Tuesday morning - Window for Hurricane force winds: early this evening until early Tuesday morning - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 74 to 110 mph

Hawaii Extreme Hurricane Warning | Effective 09/07/2026 17:02

* LOCATIONS AFFECTED - Lihue - Wailua - Anahola * WIND - LATEST LOCAL FORECAST: Equivalent Strong Tropical Storm force wind - Peak Wind Forecast: 45-60 mph with gusts to 90 mph - Window for Tropical Storm force winds: until Tuesday morning - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 74 to 110 mph - The wind threat has remained nearly steady from the previous assessment.

Hawaii Severe Tropical Storm Warning | Effective 09/07/2026 17:02

* LOCATIONS AFFECTED - Fort Shafter - Manoa * WIND - LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind - Peak Wind Forecast: 30-40 mph with gusts to 55 mph - 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. - PLAN: Plan for hazardous wind of equivalent tropical storm force.
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