Alert archive / California / Small Craft Advisories in 2021
Small Craft Advisory 178, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this small craft advisory at Aug 8, 2021, 8:57 AM PDT. It took effect at Aug 8, 2021, 5:00 PM PDT. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Aug 8, 2021, 8:57 AM PDT (15:57 UTC)
- In effect from
- Aug 8, 2021, 5:00 PM PDT
- Expired
- Aug 9, 2021, 3:00 AM PDT
- In force
- 10 hr
- Issued by
- NWS San Francisco Bay Area, CA
The text
As transmitted.
451 WHUS76 KMTR 081557 MWWMTR URGENT - MARINE WEATHER MESSAGE National Weather Service San Francisco Bay Area 857 AM PDT Sun Aug 8 2021 PZZ571-090000- /O.EXP.KMTR.SC.Y.0176.000000T0000Z-210808T1600Z/ /O.NEW.KMTR.SC.Y.0178.210809T0000Z-210809T1000Z/ Waters from Point Reyes to Pigeon Point 10-60 NM- 857 AM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 3 AM PDT MONDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt expected. * WHERE...Waters from Point Reyes to Pigeon Point 10-60 NM. * WHEN...From 5 PM this afternoon to 3 AM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ530-090000- /O.CON.KMTR.SC.Y.0175.210808T1900Z-210809T0400Z/ /O.CON.KMTR.SC.Y.0177.210809T2100Z-210810T0400Z/ San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge- 857 AM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 9 PM PDT THIS EVENING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM TO 9 PM PDT MONDAY... * WHAT...For the first Small Craft Advisory, southwest winds 10 to 20 kt with gusts up to 25 kt expected. For the second Small Craft Advisory, southwest winds around 15 kt with gusts up to 25 kt expected. * WHERE...San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge. * WHEN...For the Small Craft Advisory, from noon today to 9 PM PDT this evening. For the Small Craft Advisory, from 2 PM to 9 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ570-090000- /O.CON.KMTR.SC.Y.0172.000000T0000Z-210809T1600Z/ Waters from Point Arena to Point Reyes 10-60 NM- 857 AM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT MONDAY... * WHAT...Northwest winds 15 to 25 kt with gusts up to 35 kt and seas 8 to 10 feet at 8 seconds. * WHERE...Waters from Point Arena to Point Reyes 10-60 NM. * WHEN...Until 9 AM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ540-090000- /O.CON.KMTR.SC.Y.0172.210808T2200Z-210809T0400Z/ Coastal Waters from Point Arena to Point Reyes California out to 10 nm- 857 AM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 PM PDT THIS EVENING... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt expected. * WHERE...Coastal Waters from Point Arena to Point Reyes California out to 10 nm. * WHEN...From 3 PM this afternoon to 9 PM PDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ For more information from the National Weather Service visit http://weather.gov/sanfrancisco
3 follow-up statements
816 WHUS76 KMTR 082133 MWWMTR URGENT - MARINE WEATHER MESSAGE National Weather Service San Francisco Bay Area 233 PM PDT Sun Aug 8 2021 PZZ530-090545- /O.CON.KMTR.SC.Y.0175.000000T0000Z-210809T0400Z/ /O.CON.KMTR.SC.Y.0177.210809T2100Z-210810T0400Z/ San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge- 233 PM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM TO 9 PM PDT MONDAY... * WHAT...For the first Small Craft Advisory, southwest winds 10 to 20 kt with gusts up to 25 kt. For the second Small Craft Advisory, southwest winds 10 to 20 kt with gusts up to 25 kt expected. * WHERE...San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge. * WHEN...For the first Small Craft Advisory, until 9 PM PDT this evening. For the second Small Craft Advisory, from 2 PM to 9 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ570-090545- /O.CON.KMTR.SC.Y.0172.000000T0000Z-210809T1600Z/ Waters from Point Arena to Point Reyes 10-60 NM- 233 PM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT MONDAY... * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 8 to 10 feet at 8 seconds. * WHERE...Waters from Point Arena to Point Reyes 10-60 NM. * WHEN...Until 9 AM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ571-090545- /O.CON.KMTR.SC.Y.0178.210809T0000Z-210809T1000Z/ Waters from Point Reyes to Pigeon Point 10-60 NM- 233 PM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT MONDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt expected. * WHERE...Waters from Point Reyes to Pigeon Point 10-60 NM. * WHEN...Until 3 AM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ540-090400- /O.CON.KMTR.SC.Y.0172.210808T2200Z-210809T0400Z/ Coastal Waters from Point Arena to Point Reyes California out to 10 nm- 233 PM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt expected. * WHERE...Coastal Waters from Point Arena to Point Reyes California out to 10 nm. * WHEN...Until 9 PM PDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ For more information from the National Weather Service visit http://weather.gov/sanfrancisco
459 WHUS76 KMTR 090331 MWWMTR URGENT - MARINE WEATHER MESSAGE National Weather Service San Francisco Bay Area 831 PM PDT Sun Aug 8 2021 PZZ530-091145- /O.EXP.KMTR.SC.Y.0175.000000T0000Z-210809T0400Z/ /O.CON.KMTR.SC.Y.0177.210809T2100Z-210810T0400Z/ San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge- 831 PM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM TO 9 PM PDT MONDAY... ...SMALL CRAFT ADVISORY WILL EXPIRE AT 9 PM PDT THIS EVENING... * WHAT...West winds 10 to 20 kt with gusts up to 30 kt expected. * WHERE...San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge. * WHEN...From 2 PM to 9 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ540-090445- /O.EXP.KMTR.SC.Y.0172.000000T0000Z-210809T0400Z/ Coastal Waters from Point Arena to Point Reyes California out to 10 nm- 831 PM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 9 PM PDT THIS EVENING... WINDS HAVE FALLEN BELOW SMALL CRAFT CRITERIA. $$ PZZ570-091145- /O.CON.KMTR.SC.Y.0172.000000T0000Z-210809T1600Z/ Waters from Point Arena to Point Reyes 10-60 NM- 831 PM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT MONDAY... * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 8 to 10 feet at 8 seconds. * WHERE...Waters from Point Arena to Point Reyes 10-60 NM. * WHEN...Until 9 AM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ571-091000- /O.CON.KMTR.SC.Y.0178.000000T0000Z-210809T1000Z/ Waters from Point Reyes to Pigeon Point 10-60 NM- 831 PM PDT Sun Aug 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT MONDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt. * WHERE...Waters from Point Reyes to Pigeon Point 10-60 NM. * WHEN...Until 3 AM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ For more information from the National Weather Service visit http://weather.gov/sanfrancisco
529 WHUS76 KMTR 090952 MWWMTR URGENT - MARINE WEATHER MESSAGE National Weather Service San Francisco Bay Area 252 AM PDT Mon Aug 9 2021 PZZ571-091100- /O.EXP.KMTR.SC.Y.0178.000000T0000Z-210809T1000Z/ Waters from Point Reyes to Pigeon Point 10-60 NM- 252 AM PDT Mon Aug 9 2021 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 AM PDT EARLY THIS MORNING... Conditions have dropped below advisory criteria, therefore the Small Craft Advisory has been allowed to expire. $$ PZZ570-091600- /O.CON.KMTR.SC.Y.0172.000000T0000Z-210809T1600Z/ Waters from Point Arena to Point Reyes 10-60 NM- 252 AM PDT Mon Aug 9 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT THIS MORNING... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and seas 8 to 10 feet at 14 seconds. * WHERE...Waters from Point Arena to Point Reyes 10-60 NM. * WHEN...Until 9 AM PDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ530-091800- /O.CON.KMTR.SC.Y.0177.210809T2100Z-210810T0400Z/ San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge- 252 AM PDT Mon Aug 9 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM PDT THIS EVENING... * WHAT...Southwest winds 10 to 15 kt with gusts up to 25 kt expected. * WHERE...San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge. * WHEN...From 2 PM this afternoon to 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
The office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 2:34 AM PDT | Small Craft Advisory | MTR | 42 hr |
Nearby
Small Craft Advisories in California, 2021Every small craft advisory in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.