WHUS76 KMTR 180957 MWWMTR URGENT - MARINE WEATHER MESSAGE National Weather Service San Francisco Bay Area 257 AM PDT Mon May 18 2026 PZZ570-181800- /O.CAN.KMTR.GL.W.0018.000000T0000Z-260518T1600Z/ /O.EXB.KMTR.SC.Y.0056.260518T1000Z-260520T1000Z/ Waters from Point Arena to Point Reyes 10-60 NM- 257 AM PDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT WEDNESDAY... ...GALE WARNING IS CANCELLED... * WHAT...North winds 20 to 30 kt with gusts up to 35 kt and seas 9 to 13 ft expected. * WHERE...Waters from Point Arena to Point Reyes 10-60 NM. * WHEN...Until 3 AM PDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ571-181800- /O.CAN.KMTR.GL.W.0018.000000T0000Z-260518T1600Z/ /O.EXB.KMTR.SC.Y.0056.260518T1000Z-260520T1000Z/ Waters from Point Reyes to Pigeon Point 10-60 NM- 257 AM PDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT WEDNESDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 8 to 12 ft expected. * WHERE...Waters from Point Reyes to Pigeon Point 10-60 NM. * WHEN...Until 3 AM PDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ575-181800- /O.CAN.KMTR.GL.W.0016.000000T0000Z-260518T1000Z/ /O.EXB.KMTR.SC.Y.0056.260518T1000Z-260519T1600Z/ Waters from Pigeon Point to Point Pinos 10-60 NM- 257 AM PDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PDT TUESDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 8 to 12 ft expected. * WHERE...Waters from Pigeon Point to Point Pinos 10-60 NM. * WHEN...Until 9 AM PDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ576-181600- /O.CAN.KMTR.GL.W.0016.000000T0000Z-260518T1600Z/ /O.EXB.KMTR.SC.Y.0056.260518T1000Z-260518T1600Z/ Waters from Point Pinos to Point Piedras Blancas 10-60 NM- 257 AM PDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING... ...GALE WARNING IS CANCELLED... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 11 to 15 ft expected. * WHERE...Waters from Point Pinos to Point Piedras Blancas 10- 60 NM. * WHEN...Until 9 AM PDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ540-181800- /O.CAN.KMTR.GL.W.0016.000000T0000Z-260518T1000Z/ /O.EXB.KMTR.SC.Y.0056.260518T1000Z-260519T1000Z/ Coastal Waters from Point Arena to Point Reyes California out to 10 NM- 257 AM PDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT TUESDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 8 to 10 ft expected. * WHERE...Coastal Waters from Point Arena to Point Reyes California out to 10 NM. * WHEN...Until 3 AM PDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ545-181800- /O.CAN.KMTR.GL.W.0016.000000T0000Z-260518T1000Z/ /O.EXB.KMTR.SC.Y.0056.260518T1000Z-260519T1000Z/ Coastal Waters from Point Reyes to Pigeon Point California out to 10 NM- 257 AM PDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT TUESDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt expected. * WHERE...Coastal Waters from Point Reyes to Pigeon Point California out to 10 NM. * WHEN...Until 3 AM PDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ560-181800- /O.CAN.KMTR.GL.W.0016.000000T0000Z-260518T1000Z/ /O.EXB.KMTR.SC.Y.0056.260518T1000Z-260519T0400Z/ Coastal Waters from Pigeon Point to Point Pinos California out to 10 NM- 257 AM PDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PDT THIS EVENING... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt expected. * WHERE...Coastal Waters from Pigeon Point to Point Pinos California out to 10 NM. * WHEN...Until 9 PM PDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ565-181600- /O.CAN.KMTR.GL.W.0018.000000T0000Z-260518T1000Z/ /O.EXB.KMTR.SC.Y.0056.260518T1000Z-260518T1600Z/ Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 NM- 257 AM PDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 20 kt and seas 8 to 11 ft expected. * WHERE...Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 NM. * WHEN...Until 9 AM PDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ530-181600- /O.EXT.KMTR.GL.W.0016.000000T0000Z-260518T1600Z/ San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge- 257 AM PDT Mon May 18 2026 ...GALE WARNING NOW IN EFFECT UNTIL 9 AM PDT THIS MORNING... * WHAT...North winds 15 to 25 kt with gusts up to 40 kt and rough waters. * WHERE...San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge. * WHEN...Until 9 AM PDT this morning. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ PZZ531-181600- /O.CON.KMTR.SC.Y.0056.000000T0000Z-260518T1600Z/ San Francisco Bay South of the Bay Bridge- 257 AM PDT Mon May 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT THIS MORNING... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and rough waters. * WHERE...San Francisco Bay South of the Bay Bridge. * WHEN...Until 9 AM PDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ535-181800- /O.CON.KMTR.SC.Y.0056.000000T0000Z-260519T0400Z/ Monterey Bay- 257 AM PDT Mon May18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt. * WHERE...Monterey Bay. * WHEN...Until 9 PM PDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ For more information from the National Weather Service visit http://weather.gov/sanfrancisco