* WHAT. Dense fog will reduce visibility to 1 nm or less. * WHERE. Sandy Hook NJ to Montauk Point NY out 20 nm, and South Shore Bays from Jones Inlet through Shinnecock Bay. * WHEN. Until 10 AM EDT Monday. * IMPACTS. Low visibility will make navigation difficult.

* WHAT. Dense fog will reduce visibility to to less than 1 NM. * WHERE. Sandy Hook NJ to Montauk Point NY out 20 nm, and South Shore Bays from Jones Inlet through Shinnecock Bay. * WHEN. Until 10 AM EDT Monday. * IMPACTS. Low visibility will make navigation difficult.

A fog bank along the oceanfront will advance northward this evening with widespread fog expected to reduce visibilities to less than a mile. Patchy dense fog is also an increasing possibility and a dense fog advisory may become necessary. Travelers should be prepared for quickly changing visibilities. Slow down and use your low beams in the fog.

A fog bank along the oceanfront will advance northward this evening with widespread fog expected to reduce visibilities to less than a mile. Patchy dense fog is also an increasing possibility and a dense fog advisory may become necessary. Travelers should be prepared for quickly changing visibilities. Slow down and use your low beams in the fog.

* WHAT. Dense fog will reduce visibility to 1 NM or less. * WHERE. Sandy Hook NJ to Montauk Point NY out 20 nm, New York Harbor, and South Shore Bays from Jones Inlet through Shinnecock Bay. * WHEN. Until 10 AM EDT Monday. * IMPACTS. Low visibility will make navigation difficult.

* WHAT. South winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet expected. * WHERE. In Massachusetts coastal waters, Nantucket Sound and Vineyard Sound. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN. From 9 PM Monday to 11 AM EDT Tuesday. * IMPACTS. Conditions will be hazardous to small craft.