Headline:
Tropical Storm Warning issued October 1 at 2:59PM ChST by NWS Tiyan GU
Event:
Tropical Storm Warning
Urgency:
Immediate
Effective:
September 30, 2026 - 9:59pm
Expires:
October 1, 2026 - 12:00pm
Description:
* WHAT...Southwest winds 25 to 35 kt with gusts up to 55 kt and
seas 11 to 16 feet.
* WHERE...Tinian Coastal Waters and Saipan Coastal Waters.
* WHEN...Until further notice.
* IMPACTS...Very strong winds will cause hazardous seas which could
capsize or damage vessels and reduce visibility.
* ADDITIONAL DETAILS...Tropical Storm Choi-wan (26W) continues to
develop as it moves westward towards Anatahan and Alamagan.
Tropical storm force winds may expand southward over Saipan and
Tinian tonight. Seas will become hazardous to small craft by this
afternoon and could become hazardous by tonight.
Instruction:
A tropical storm warning means sustained winds of 34 to 63 kt are
expected due to a tropical storm within 36 hours.
Area Description:
Tinian Coastal Waters; Saipan Coastal Waters
Forcast Office:
NWS Tiyan GU
Sender:
w-nws.webmaster@noaa.gov