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SOUTH-SOUTH-EAST OF HILO — A DEPRESSION FORECAST TO REACH THE BIG ISLAND AS A HURRICANE

On the board · September 23, 2026 →
BUILDING · September 23, 2026 · NO. 0923
THE STORM

A tropical depression re-formed near 14.0 N 153.7 W, about 405 miles south-south-east of Hilo, at 35 mph, moving west-north-west at 12 mph. Forecasters expect a tropical storm today, a hurricane within a couple of days, and an approach to the Big Island on Friday; a watch is likely today, and eastern Hawaii faces rain from today through the weekend with possible life-threatening, catastrophic flooding and mudslides.

THE RECORD

2 turning points on record since Sep 22.

Sep 23emerging → building · intensified sharply
Sep 22appeared, emerging
WHO IT TOUCHES
Public safetyA night landfall with red rain, a hurricane's rain on a populated coast, a two-day hurricane lead for Hawaii, and a moderate flood day.
Maritime & portsPorts closed in Guerrero and Michoacan, a signal No. 3 on Bangladesh's coast, a Bay crossing, and the Rhine at 11 cm.
AviationA Friday hurricane approach for Hawaii, rainbands on Mexico's Pacific coast, and afternoon flash-flood storms over New Mexico.
Energy & utilitiesGrid crews staged for a Bay crossing, 45,000 Chiba households dark, and a Friday hurricane lead for Hawaii's island grid.
Live events & venuesAfternoon flash-flood storms over New Mexico and a Friday hurricane lead for Hawaii's weekend.
CONNECTED

One ocean, two stages of lead time — south-west Mexico's decision is now, with rainbands already on the coast and ports already closed, while Hawaii's is Friday, with a watch likely today for a depression forecast to reach the Big Island as a hurricane.

WHAT THEY'RE SAYING

searched 34 vetted voices and the open field — nothing said about this system cleared the screen.

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