Disturbance 1
East-Southeast of the Hawaiian Islands (Former TD 15-E): Showers and thunderstorms have increased, but remain disorganized, in association with the remnants of Tropical Depression Fifteen-E, located more than 500 miles to the east-southeast of the Hawaiian Islands.
What this means
East-Southeast of the Hawaiian Islands (Former TD 15-E): Showers and thunderstorms have increased, but remain disorganized, in association with the remnants of Tropical Depression Fifteen-E, located more than 500 miles to the east-southeast of the Hawaiian Islands. Environmental conditions are forecast to become more conducive for development of this system by the middle to latter portion of this week, and a tropical depression is likely to form by that time to the south or southeast of the Hawaiian Islands as the system moves generally westward at 10 to 15 mph.
Official resources
Last updated 9/21/2026, 4:00:08 AM · Latest advisory 9/20/2026, 11:35:00 PM
