* WHAT...Southwest winds 15 to 25 knots with gusts to 25 knots and a moderate chop expected.
* WHERE...San Francisco Bay South of the Bay Bridge.
* WHEN...For the first Small Craft Advisory, now until 9 PM PDT this evening. For the second Small Craft Advisory, from 3 PM to 9 PM PDT Friday.
* IMPACTS...Conditions will be hazardous to small craft.