Alert archive / California / Small Craft Advisories in 2021
Small Craft Advisory 111, NWS Los Angeles, CA
NWS Los Angeles, CA issued this small craft advisory at Aug 24, 2021, 8:50 PM PDT. It took effect at Aug 25, 2021, 3:00 PM PDT. It was in force for 59 hr.
The area
The counties it named.
The facts
- Issued
- Aug 24, 2021, 8:50 PM PDT (03:50 UTC)
- In effect from
- Aug 25, 2021, 3:00 PM PDT
- Expired
- Aug 28, 2021, 1:55 AM PDT
- In force
- 59 hr
- Issued by
- NWS Los Angeles, CA
The text
As transmitted.
217 WHUS76 KLOX 250350 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 850 PM PDT Tue Aug 24 2021 PZZ670-673-676-251200- /O.NEW.KLOX.SC.Y.0111.210825T2200Z-210826T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 850 PM PDT Tue Aug 24 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM WEDNESDAY TO 3 AM PDT THURSDAY... * WHAT...Hazardous sea conditions. * WHERE...Portions of the coastal waters of southwest California. * WHEN...From 3 PM Wednesday to 3 AM PDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Hall
12 follow-up statements
053 WHUS76 KLOX 250900 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 200 AM PDT Wed Aug 25 2021 PZZ650-251700- /O.EXB.KLOX.SC.Y.0111.210825T2200Z-210826T0700Z/ East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 200 AM PDT Wed Aug 25 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT PDT TONIGHT... * WHAT...Hazardous sea conditions. * WHERE...East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island. * WHEN...From 3 PM this afternoon to midnight PDT tonight. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ670-673-676-251700- /O.EXT.KLOX.SC.Y.0111.210825T2200Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 200 AM PDT Wed Aug 25 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Portions of the coastal waters of southwest California. * WHEN...From 3 PM this afternoon to 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
835 WHUS76 KLOX 251522 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 822 AM PDT Wed Aug 25 2021 PZZ670-673-676-252330- /O.CON.KLOX.SC.Y.0111.210825T2200Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 822 AM PDT Wed Aug 25 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Portions of the coastal waters of southwest California. * WHEN...From 3 PM this afternoon to 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ650-252330- /O.CON.KLOX.SC.Y.0111.210825T2200Z-210826T0700Z/ East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 822 AM PDT Wed Aug 25 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT PDT TONIGHT... * WHAT...Hazardous sea conditions. * WHERE...East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island. * WHEN...From 3 PM this afternoon to midnight PDT tonight. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
226 WHUS76 KLOX 252107 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 207 PM PDT Wed Aug 25 2021 PZZ673-676-260515- /O.EXT.KLOX.SC.Y.0111.210825T2200Z-210827T2200Z/ Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 207 PM PDT Wed Aug 25 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 PM PDT FRIDAY... * WHAT...Hazardous sea conditions. * WHERE...Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands and Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands. * WHEN...Until 3 PM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ650-260515- /O.EXT.KLOX.SC.Y.0111.210825T2200Z-210826T1100Z/ East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 207 PM PDT Wed Aug 25 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM PDT THURSDAY... * WHAT...Hazardous sea conditions. * WHERE...East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island. * WHEN...Until 4 AM PDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ670-260515- /O.CON.KLOX.SC.Y.0111.210825T2200Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- 207 PM PDT Wed Aug 25 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM. * WHEN...Until 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
806 WHUS76 KLOX 260653 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 1153 PM PDT Wed Aug 25 2021 PZZ650-260800- /O.CAN.KLOX.SC.Y.0111.000000T0000Z-210826T1100Z/ East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 1153 PM PDT Wed Aug 25 2021 ...SMALL CRAFT ADVISORY IS CANCELLED... Winds have lowered to below Small Craft Advisory thresholds. $$ PZZ670-261500- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- 1153 PM PDT Wed Aug 25 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM. * WHEN...Until 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ673-676-261500- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210827T2200Z/ Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 1153 PM PDT Wed Aug 25 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT FRIDAY... * WHAT...Hazardous sea conditions. * WHERE...Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands and Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands. * WHEN...Until 3 PM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
871 WHUS76 KLOX 261009 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 309 AM PDT Thu Aug 26 2021 PZZ645-261815- /O.EXB.KLOX.SC.Y.0111.210826T2200Z-210827T0700Z/ Point Piedras Blancas to Point Sal westward out to 10 NM- 309 AM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT PDT TONIGHT... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal westward out to 10 NM. * WHEN...From 3 PM this afternoon to midnight PDT tonight. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ650-261815- /O.EXB.KLOX.SC.Y.0111.210826T2200Z-210827T0700Z/ East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 309 AM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT PDT TONIGHT... * WHAT...Hazardous sea conditions. * WHERE...East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island. * WHEN...From 3 PM this afternoon to midnight PDT tonight. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ670-261815- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- 309 AM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM. * WHEN...Until 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ673-676-261815- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210827T2200Z/ Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 309 AM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT FRIDAY... * WHAT...Hazardous sea conditions. * WHERE...Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands and Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands. * WHEN...Until 3 PM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
872 WHUS76 KLOX 262142 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 242 PM PDT Thu Aug 26 2021 PZZ670-270545- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- 242 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM. * WHEN...Until 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ673-676-270545- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210827T2200Z/ Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 242 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT FRIDAY... * WHAT...Hazardous sea conditions. * WHERE...Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands and Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands. * WHEN...Until 3 PM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ645-270545- /O.CON.KLOX.SC.Y.0111.210826T2200Z-210827T0700Z/ Point Piedras Blancas to Point Sal westward out to 10 NM- 242 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal westward out to 10 NM. * WHEN...Until midnight PDT tonight. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ650-270545- /O.CON.KLOX.SC.Y.0111.210826T2200Z-210827T0700Z/ East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 242 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT... * WHAT...Hazardous sea conditions. * WHERE...East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island. * WHEN...Until midnight PDT tonight. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
241 WHUS76 KLOX 270311 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 811 PM PDT Thu Aug 26 2021 PZZ670-271115- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- 811 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM. * WHEN...Until 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ673-676-271115- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210827T2200Z/ Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 811 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT FRIDAY... * WHAT...Hazardous sea conditions. * WHERE...Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands and Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands. * WHEN...Until 3 PM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ645-270700- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210827T0700Z/ Point Piedras Blancas to Point Sal westward out to 10 NM- 811 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal westward out to 10 NM. * WHEN...Until midnight PDT tonight. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ650-270700- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210827T0700Z/ East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 811 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT... * WHAT...Hazardous sea conditions. * WHERE...East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island. * WHEN...Until midnight PDT tonight. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
058 WHUS76 KLOX 270323 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 823 PM PDT Thu Aug 26 2021 PZZ645-270430- /O.CAN.KLOX.SC.Y.0111.000000T0000Z-210827T0700Z/ Point Piedras Blancas to Point Sal westward out to 10 NM- 823 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY IS CANCELLED... Winds have diminished below Advisory levels and the Small Craft Advisory has been cancelled. $$ PZZ650-271000- /O.EXT.KLOX.SC.Y.0111.000000T0000Z-210827T1000Z/ East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 823 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PDT FRIDAY... * WHAT...Hazardous sea conditions. * WHERE...East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island. * WHEN...Until 3 AM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ670-271130- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- 823 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM. * WHEN...Until 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ673-676-271130- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210827T2200Z/ Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 823 PM PDT Thu Aug 26 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT FRIDAY... * WHAT...Hazardous sea conditions. * WHERE...Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands and Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands. * WHEN...Until 3 PM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
123 WHUS76 KLOX 270931 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 231 AM PDT Fri Aug 27 2021 PZZ650-271045- /O.EXP.KLOX.SC.Y.0111.000000T0000Z-210827T1000Z/ East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 231 AM PDT Fri Aug 27 2021 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 AM PDT EARLY THIS MORNING... Winds will continue to diminish this morning and the advisory will be allowed to expire. $$ PZZ673-271745- /O.EXT.KLOX.SC.Y.0111.000000T0000Z-210828T0400Z/ Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- 231 AM PDT Fri Aug 27 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Hazardous sea conditions. * WHERE...Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands. * WHEN...Until 9 PM PDT this evening. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ670-271745- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- 231 AM PDT Fri Aug 27 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM. * WHEN...Until 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ676-271745- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210827T2200Z/ Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 231 AM PDT Fri Aug 27 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON... * WHAT...Hazardous sea conditions. * WHERE...Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands. * WHEN...Until 3 PM PDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Hall
589 WHUS76 KLOX 272031 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 131 PM PDT Fri Aug 27 2021 PZZ676-272145- /O.CAN.KLOX.SC.Y.0111.000000T0000Z-210827T2200Z/ Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 131 PM PDT Fri Aug 27 2021 ...SMALL CRAFT ADVISORY IS CANCELLED... Winds have diminished to below Advisory levels and the Small Craft Advisory has been cancelled. $$ PZZ673-272145- /O.CAN.KLOX.SC.Y.0111.000000T0000Z-210828T0400Z/ Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- 131 PM PDT Fri Aug 27 2021 ...SMALL CRAFT ADVISORY IS CANCELLED... Winds have diminished to below Advisory levels and the Small Craft Advisory has been cancelled. $$ PZZ670-280445- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- 131 PM PDT Fri Aug 27 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM. * WHEN...Until 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
490 WHUS76 KLOX 280445 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 945 PM PDT Fri Aug 27 2021 PZZ673-676-281000- /O.EXA.KLOX.SC.Y.0111.000000T0000Z-210828T1000Z/ Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 945 PM PDT Fri Aug 27 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands and Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands. * WHEN...Until 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ670-281000- /O.CON.KLOX.SC.Y.0111.000000T0000Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- 945 PM PDT Fri Aug 27 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY... * WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM. * WHEN...Until 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX). PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ 15
442 WHUS76 KLOX 280855 MWWLOX URGENT - MARINE WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 155 AM PDT Sat Aug 28 2021 PZZ670-673-676-281000- /O.CAN.KLOX.SC.Y.0111.000000T0000Z-210828T1000Z/ Point Piedras Blancas to Point Sal from 10 to 60 NM- Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 155 AM PDT Sat Aug 28 2021 ...SMALL CRAFT ADVISORY IS CANCELLED... Winds have diminished across the area and seas are subsiding. $$
What forecasters said that day
The local office's own words before this small craft advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Los Angeles, CA wrote its last area forecast discussion before this small craft advisory went out at Aug 24, 5:15 PM PDT, 3 hours 35 minutes earlier.
Area forecast discussion, Aug 24, 5:15 PM PDT, 3 hours 35 minutes before
Area Forecast Discussion National Weather Service Los Angeles/Oxnard CA 515 PM PDT Tue Aug 24 2021 .SYNOPSIS...24/327 PM. Limited night through morning low clouds and patchy fog will affect the coasts south of Point Conception with more extensive low cloud coverage north of Point Conception. There will be a warming trend each day through Thursday when the afternoon highs will be above normal. The above normal temperatures will then change little and persist through early next week. && .SHORT TERM (TDY-FRI)...24/134 PM. Overall, 12Z models in good synoptic agreement through the short term period. At upper levels, the area will remain sandwiched between a high centered over Texas and a trough across the Pacific Northwest. Near the surface, moderate onshore flow will continue to the east with some northerly offshore flow each night. Forecast-wise, main challenges will be temperatures and winds. With respect to winds, main issue will be the potential for some gusty Sundowner winds across southern Santa Barbara county. Looking at forecast gradients on various high-resolution models, there will likely be some sub-advisory level northerly winds between the Refugio and Gaviota areas tonight. However for Wednesday night/Thursday morning, models increase the gradients to a point where low end advisory-level wind are likely with even some winds around the Montecito area late Wednesday night. For Thursday night, the gradients weaken and advisory level winds are less likely. As for temperatures, will anticipate a warming trend for all areas through Thursday with slight increases in H5 heights/thicknesses and lessening onshore gradients. Do not anticipate any oppressive heat Wednesday/Thursday, but most inland areas can expect high temperatures in the mid 90s to low 100s. On Friday, a bit of an increase in onshore gradients/marine influence will bring some slight cooling to the coasts and coastal valleys. However, inland areas will still likely warmup a degree or two. As for clouds, the only issue will be the marine layer stratus. Given the overall pattern, expect limited marine layer stratus/fog through Thursday with best coverage across the Central Coast. For Thursday night/Friday, stratus/fog may be a bit more extensive across the coastal plain south of Point Conception. .LONG TERM (SAT-TUE)...24/134 PM. For the extended, synoptic patter remain rather nondescript with a upper level high meandering over the desert Southwest. With this pattern, skies should remain mostly clear except for a continuation of night/morning stratus and fog across the coastal plain. Temperatures will exhibit minor day-to-day changes, likely some slight cooling on Saturday then some warming on Sunday and Monday with some slight cooling again on Tuesday. Overall, just very typical late-August conditions for the area. && .AVIATION...25/0014Z. At 2300Z at KLAX, the marine layer was 1600 feet deep. The top of the inversion was at 4000 feet with a temperature of 24 C. High confidence in desert TAFs. Moderate confidence in remaining 00Z TAFs, although there is some uncertainty in the occurrence and extent of cigs at KOXR, KLGB, and KLAX. The onset and dissipation of any low clouds may be off +/- an hour or two. KLAX...Moderate confidence in the 00Z TAF. Lower confidence due to uncertainty in cig arrival times, and there is a 20% chance that cigs fail to move in. East wind component will remain below 5 kt. KBUR...High confidence in the 00Z TAF with VFR conditions expected thru Wed morning. && .MARINE...24/1245 PM. High confidence that winds and seas will remain below Small Craft Advisory (SCA) level through Wednesday afternoon. On Wednesday evening, moderate confidence in NW winds increasing to SCA level across the outer waters from the Central Coast to San Nicolas Island. The strongest winds will be focused along the western portions. Better confidence in widespread SCA level winds on Thursday through Friday evening for these areas. There will be a 20%-30% chance of SCA level winds along the nearshore waters north of Point Sal mainly late afternoon and evening hours Thursday and Friday, with a 40-50% chance for the western portion of Santa Barbara Channel for the late afternoons and evening Wednesday and Thursday. Otherwise, winds and seas should then remain below SCA thresholds. It then looks like conditions will be below SCA levels for all coastal waters Sat and Sun. && .LOX WATCHES/WARNINGS/ADVISORIES... CA...NONE. PZ...NONE. && .HAZARD POTENTIAL OUTLOOK (FRI-TUE). No significant hazards expected. && PUBLIC...Thompson AVIATION...Phillips MARINE...Sirard SYNOPSIS...30 weather.gov/losangeles
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The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.