Severe Tropical Storm Watch
Tropical Storm Watch issued August 21 at 10:28AM ChST by NWS Tiyan GU
Affected area: Tinian Coastal Waters; Saipan Coastal Waters
* WHAT…For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 35 kt and seas 8 to 12 feet expected. For the Tropical Storm Watch, west winds 25 to 35 kt with gusts to 40 kt possible. * WHERE…Tinian Coastal Waters and Saipan Coastal Waters. * WHEN…For the Small Craft Advisory, from 5 PM this afternoon to 5 PM ChST Sunday. For the Tropical Storm Watch beginning late tonight. * IMPACTS…Very strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS…Tropical Storm Saudel (17W) is making its approach toward the Marianas, with a storm track across the far northern Marianas. Seas will become hazardous to small craft this afternoon as winds increase to 25 kt and combined seas of 8 to 12 feet through Sunday afternoon. Tropical storm force winds of 34 to 64 kt are only possible if there is a significant westward shift in the track of Tropical Storm Saudel today or tonight.
Safety instructions
Inexperienced mariners, especially those operating smaller vessels, should avoid boating in hazardous conditions.