* WHAT...For the first Small Craft Advisory, west winds 10 to 15 kt with gusts up to 25 kt expected. For the second Small Craft Advisory, west winds 10 to 15 kt with gusts up to 25 kt expected. * WHERE...Monterey Bay. * WHEN...For the first Small Craft Advisory, from 3 PM this afternoon to 9 PM PDT this evening. For the second Small Craft Advisory, from 3 PM to 9 PM PDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.