* WHAT. Northwest winds 15 to 25 kt with gusts up to 35 kt and seas 6 to 11 ft expected. * WHERE. Waters from Pigeon Point to Point Pinos 10-60 NM. * WHEN. Until 9 AM PDT Wednesday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Northwest winds 10 to 20 kt and choppy waters expected. * WHERE. San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge. * WHEN. From 3 PM to 9 PM PDT Tuesday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. For the first Small Craft Advisory, west winds 15 to 20 kt expected. For the second Small Craft Advisory, west winds 10 to 20 kt expected. * WHERE. Monterey Bay. * WHEN. For the first Small Craft Advisory, until 9 PM PDT this evening. For the second Small Craft Advisory, from 3 PM to 9 PM PDT Tuesday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Northwest winds 10 to 20 kt and choppy waters expected. * WHERE. San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge. * WHEN. From 3 PM to 9 PM PDT Tuesday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. West winds 10 to 20 kt expected. * WHERE. Monterey Bay. * WHEN. From 3 PM to 9 PM PDT Tuesday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Northwest winds 15 to 25 kt with gusts up to 35 kt and seas 6 to 11 ft. * WHERE. Waters from Pigeon Point to Point Pinos 10-60 NM. * WHEN. Until 9 AM PDT Wednesday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. A moderate-rough NW swell will create large breaking waves of 15-20 ft and an increased risk for sneaker waves. * WHERE. San Francisco, Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast and Southern Monterey Bay and Big Sur Coast Counties. * WHEN. From Wednesday morning through Thursday evening. * IMPACTS. Large waves can sweep across beaches without warning. * ADDITIONAL DETAILS. There are two hazards to be aware of, high surf and sneaker waves. Large breaking waves create a hazardous surf zone with breaking waves of 15-20 ft, especially along steep beaches. Sneaker waves can run over 100 ft up a dry beach, pulling people in into the water from rocks, jetties, and beaches.