Alert archive / California / Beach Hazards Statements in 2021
Beach Hazards Statement 15, NWS Los Angeles, CA
NWS Los Angeles, CA issued this beach hazards statement at Nov 4, 2021, 1:29 PM PDT for Los Angeles County, California. It took effect at Nov 5, 2021, 2:00 AM PDT. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Nov 4, 2021, 1:29 PM PDT (20:29 UTC)
- In effect from
- Nov 5, 2021, 2:00 AM PDT
- Expired
- Nov 5, 2021, 7:55 PM PDT
- In force
- 18 hr
- Issued by
- NWS Los Angeles, CA
County Los Angeles County, CA
The radar
The Santa Ana Mts radar (KSOX), 71 km from the middle of the area, began a volume at 20:27 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
San Diego, CA (KNKX), launched 12:00Z, 8.5 hours before the alert went out and 184 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1788 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- -2 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
787 WHUS46 KLOX 042029 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 129 PM PDT Thu Nov 4 2021 CAZ040-050430- /O.CON.KLOX.SU.Y.0017.211104T2200Z-211106T0400Z/ Ventura County Coast- 129 PM PDT Thu Nov 4 2021 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT FRIDAY... * WHAT...Large breaking waves of 6 to 9 feet with dangerous rip currents. * WHERE...Ventura County Coast. * WHEN...Until 9 PM PDT Friday. Peaking on Friday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...A high tide of 6.8 feet is expected around 9:47 AM PDT Friday morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ CAZ034-035-050430- /O.CON.KLOX.SU.Y.0017.000000T0000Z-211106T0400Z/ San Luis Obispo County Central Coast- Santa Barbara County Central Coast- 129 PM PDT Thu Nov 4 2021 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT FRIDAY... * WHAT...Large breaking waves of 10 to 14 feet with dangerous rip currents. * WHERE...San Luis Obispo County Central Coast and Santa Barbara County Central Coast. * WHEN...Until 9 PM PDT Friday. Peaking on Friday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...A high tide of 6.5 feet is expected around 10:20 AM PDT Friday morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ CAZ041-087-050430- /O.NEW.KLOX.BH.S.0015.211105T0900Z-211106T0400Z/ Los Angeles County Coast including Downtown Los Angeles- Catalina and Santa Barbara Islands- 129 PM PDT Thu Nov 4 2021 ...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY EVENING... * WHAT...Dangerous rip currents and breaking waves due to elevated surf of 3 to 6 feet expected. Abnormally high tides between 6.5 and 7.0 feet are expected. * WHERE...Los Angeles County Coast and Catalina and Santa Barbara Islands. * WHEN...From late tonight through Friday evening. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. * ADDITIONAL DETAILS...High tide is expected around 9:40 AM PDT Friday morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to hazardous swimming conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ Lund/Kittell
4 follow-up statements
051 WHUS46 KLOX 050321 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 821 PM PDT Thu Nov 4 2021 CAZ040-051130- /O.CON.KLOX.SU.Y.0017.000000T0000Z-211106T0400Z/ Ventura County Coast- 821 PM PDT Thu Nov 4 2021 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT FRIDAY... * WHAT...Large breaking waves of 6 to 9 feet with dangerous rip currents. * WHERE...Ventura County Coast. * WHEN...Until 9 PM PDT Friday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...A high tide of 6.8 feet is expected around 9:47 AM PDT Friday morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ CAZ034-035-051130- /O.CON.KLOX.SU.Y.0017.000000T0000Z-211106T0400Z/ San Luis Obispo County Central Coast- Santa Barbara County Central Coast- 821 PM PDT Thu Nov 4 2021 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT FRIDAY... * WHAT...Large breaking waves of 10 to 14 feet with dangerous rip currents. * WHERE...San Luis Obispo County Central Coast and Santa Barbara County Central Coast. * WHEN...Until 9 PM PDT Friday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...A high tide of 6.5 feet is expected around 10:20 AM PDT Friday morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ CAZ041-087-051130- /O.CON.KLOX.BH.S.0015.211105T0900Z-211106T0400Z/ Los Angeles County Coast including Downtown Los Angeles- Catalina and Santa Barbara Islands- 821 PM PDT Thu Nov 4 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 2 AM PDT FRIDAY THROUGH FRIDAY EVENING... * WHAT...Dangerous rip currents and breaking waves due to elevated surf of 3 to 6 feet expected. Abnormally high tides between 6.5 and 7.0 feet are expected. * WHERE...Los Angeles County Coast and Catalina and Santa Barbara Islands. * WHEN...From 2 AM PDT Friday through Friday evening. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. * ADDITIONAL DETAILS...High tide is expected around 9:40 AM PDT Friday morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to hazardous swimming conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ Lund/Kittell/Sirard
856 WHUS46 KLOX 050913 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 213 AM PDT Fri Nov 5 2021 CAZ040-051800- /O.CON.KLOX.SU.Y.0017.000000T0000Z-211106T0400Z/ Ventura County Coast- 213 AM PDT Fri Nov 5 2021 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Large breaking waves of 6 to 9 feet with dangerous rip currents. * WHERE...Ventura County Coast, highest on west-facing beaches. * WHEN...Until 9 PM PDT this evening. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...A high tide of 6.8 feet is expected around 9:47 AM PDT this morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ CAZ034-035-051800- /O.CON.KLOX.SU.Y.0017.000000T0000Z-211106T0400Z/ San Luis Obispo County Central Coast- Santa Barbara County Central Coast- 213 AM PDT Fri Nov 5 2021 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Large breaking waves of 10 to 14 feet with dangerous rip currents. * WHERE...San Luis Obispo County Central Coast and Santa Barbara County Central Coast, highest on west and northwest facing beaches. * WHEN...Until 9 PM PDT this evening. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...A high tide of 6.5 feet is expected around 10:20 AM PDT this morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ CAZ041-087-051800- /O.CON.KLOX.BH.S.0015.000000T0000Z-211106T0400Z/ Los Angeles County Coast including Downtown Los Angeles- Catalina and Santa Barbara Islands- 213 AM PDT Fri Nov 5 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...Dangerous rip currents and breaking waves due to elevated surf of 3 to 6 feet expected. Abnormally high tides between 6.5 and 7.0 feet are expected. * WHERE...Los Angeles County Coast and Catalina and Santa Barbara Islands. * WHEN...Through this evening. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. * ADDITIONAL DETAILS...High tide is expected around 9:40 AM PDT this morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to hazardous swimming conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ Sirard
028 WHUS46 KLOX 051758 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 1058 AM PDT Fri Nov 5 2021 CAZ040-060400- /O.CON.KLOX.SU.Y.0017.000000T0000Z-211106T0400Z/ Ventura County Coast- 1058 AM PDT Fri Nov 5 2021 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Large breaking waves of 6 to 9 feet with dangerous rip currents. * WHERE...Ventura County Coast, highest on west-facing beaches. * WHEN...Until 9 PM PDT this evening. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...A high tide of 6.8 feet occurred around 9:47 AM PDT this morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ CAZ034-035-060400- /O.CON.KLOX.SU.Y.0017.000000T0000Z-211106T0400Z/ San Luis Obispo County Central Coast- Santa Barbara County Central Coast- 1058 AM PDT Fri Nov 5 2021 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Large breaking waves of 10 to 14 feet with dangerous rip currents. * WHERE...San Luis Obispo County Central Coast and Santa Barbara County Central Coast, highest on west and northwest facing beaches. * WHEN...Until 9 PM PDT this evening. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...A high tide of 6.5 feet occurred around 10:20 AM PDT this morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ CAZ041-087-060400- /O.CON.KLOX.BH.S.0015.000000T0000Z-211106T0400Z/ Los Angeles County Coast including Downtown Los Angeles- Catalina and Santa Barbara Islands- 1058 AM PDT Fri Nov 5 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Dangerous rip currents and breaking waves due to elevated surf of 3 to 6 feet expected. Abnormally high tides between 6.5 and 7.0 feet are expected. * WHERE...Los Angeles County Coast and Catalina and Santa Barbara Islands. * WHEN...Until 9 PM PDT this evening. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. * ADDITIONAL DETAILS...High tide around 9:40 AM PDT this morning. Pooling of sea water will be possible around this high tide at beach and harbor areas that is uncommon with normal tidal ranges. Minor beach erosion is also possible. No significant damage is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to hazardous swimming conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$
802 WHUS46 KLOX 060255 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 755 PM PDT Fri Nov 5 2021 CAZ034-035-040-060400- /O.CAN.KLOX.SU.Y.0017.000000T0000Z-211106T0400Z/ San Luis Obispo County Central Coast- Santa Barbara County Central Coast-Ventura County Coast- 755 PM PDT Fri Nov 5 2021 ...HIGH SURF ADVISORY IS CANCELLED... Surf conditions have diminished. $$ CAZ041-087-060400- /O.CAN.KLOX.BH.S.0015.000000T0000Z-211106T0400Z/ Los Angeles County Coast including Downtown Los Angeles- Catalina and Santa Barbara Islands- 755 PM PDT Fri Nov 5 2021 ...BEACH HAZARDS STATEMENT IS CANCELLED... Surf conditions have diminished. $$
The office that day
Everything else NWS Los Angeles, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 3, 10:46 PM PDT | Dense Fog Advisory | LOX | Los Angeles | 10 hr |
Nearby
Beach Hazards Statements in California, 2021Every beach hazards statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.