* WHAT...For the first Small Craft Advisory, southeast winds 20 to 30 kt with gusts up to 40 kt expected. For the Gale Warning, southeast winds 20 to 30 kt with gusts up to 50 kt expected. For the second Small Craft Advisory, south winds 15 to 25 kt with gusts up to 45 kt and seas 6 to 8 ft expected.
* WHERE...Northern Chatham Strait.
* WHEN...For the first Small Craft Advisory, from 10 PM this evening to 4 AM AKDT Tuesday. For the Gale Warning, from 4 AM to 7 PM AKDT Tuesday. For the second Small Craft Advisory, from 7 PM Tuesday to 4 PM AKDT Wednesday.
* IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility.