Alert archive / California / Beach Hazards Statements in 2021
Beach Hazards Statement 12, NWS Los Angeles, CA
NWS Los Angeles, CA issued this beach hazards statement at Sep 3, 2021, 2:00 AM PDT for Los Angeles County, California. It took effect at Sep 5, 2021, 5:00 AM PDT. It was in force for 55 hr.
The area
The counties it named.
The facts
- Issued
- Sep 3, 2021, 2:00 AM PDT (09:00 UTC)
- In effect from
- Sep 5, 2021, 5:00 AM PDT
- Expired
- Sep 7, 2021, 12:00 PM PDT
- In force
- 55 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 08:59 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 00:00Z, 9.0 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
- 1488 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
547 WHUS46 KLOX 030900 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 200 AM PDT Fri Sep 3 2021 CAZ040-041-032100- /O.NEW.KLOX.BH.S.0012.210905T1200Z-210907T0500Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- 200 AM PDT Fri Sep 3 2021 ...BEACH HAZARDS STATEMENT IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY EVENING... * WHAT...Dangerous rip currents and surf of 2 to 4 feet with local sets to 5 feet expected. * WHERE...Los Angeles and Ventura County Coasts. * WHEN...From Sunday morning through Monday 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. 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. && $$ Stewart
11 follow-up statements
116 WHUS46 KLOX 032033 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 133 PM PDT Fri Sep 3 2021 CAZ040-041-040445- /O.CON.KLOX.BH.S.0012.210905T1200Z-210907T0500Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- 133 PM PDT Fri Sep 3 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH MONDAY EVENING... * WHAT...A long period south swell will cause dangerous rip currents. Fairly typical surf of 2 to 4 feet with local sets to 5 feet is expected. * WHERE...Los Angeles and Ventura County Coasts. * WHEN...From late Saturday night through Monday evening. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to hazardous swimming conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ Sweet
313 WHUS46 KLOX 040441 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 941 PM PDT Fri Sep 3 2021 CAZ040-041-041245- /O.CON.KLOX.BH.S.0012.210905T1200Z-210907T0500Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- 941 PM PDT Fri Sep 3 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH MONDAY EVENING... * WHAT...A long period south swell will cause dangerous rip currents. Fairly typical surf of 2 to 4 feet with local sets to 5 feet is expected. * WHERE...Los Angeles and Ventura County Coasts. * WHEN...From late Saturday night through Monday 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. * TIDES...A high tide near 4.2 feet around 915 AM Saturday morning. A larger high tide around 6 feet is expected around 815 PM Saturday night. 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. && $$ Hall
985 WHUS46 KLOX 041438 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 738 AM PDT Sat Sep 4 2021 CAZ040-041-050245- /O.CON.KLOX.BH.S.0012.210905T1200Z-210907T0500Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- 738 AM PDT Sat Sep 4 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM LATE TONIGHT THROUGH MONDAY EVENING... * WHAT...A long period south swell will cause dangerous rip currents. Fairly typical surf of 2 to 4 feet with local sets to 5 feet is expected. * WHERE...Los Angeles and Ventura County Coasts. * WHEN...From late tonight through Monday evening. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to hazardous swimming conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ Sweet
839 WHUS46 KLOX 050158 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 658 PM PDT Sat Sep 4 2021 CAZ040-041-051200- /O.EXT.KLOX.BH.S.0012.210905T1200Z-210907T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- 658 PM PDT Sat Sep 4 2021 ...BEACH HAZARDS STATEMENT NOW IN EFFECT FROM 5 AM PDT SUNDAY THROUGH TUESDAY MORNING... * WHAT...A long period south swell will cause dangerous rip currents. Surf will build to 3 to 4 feet with local sets to 5 feet. * WHERE...Los Angeles and Ventura County Coasts. * WHEN...From 5 AM PDT Sunday through Tuesday morning. * 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. 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. && $$ Smith
121 WHUS46 KLOX 051140 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 440 AM PDT Sun Sep 5 2021 CAZ087-051945- /O.EXA.KLOX.BH.S.0012.210905T1200Z-210907T1900Z/ Catalina and Santa Barbara Islands- 440 AM PDT Sun Sep 5 2021 ...BEACH HAZARDS STATEMENT IN EFFECT THROUGH TUESDAY MORNING... * WHAT...A long period south swell will cause dangerous rip currents. Surf will build to 3 to 5 feet, highest on exposed south facing beaches. * WHERE...Catalina and Santa Barbara Islands. * WHEN...Through Tuesday morning. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to hazardous swimming conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ CAZ040-041-051945- /O.CON.KLOX.BH.S.0012.210905T1200Z-210907T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- 440 AM PDT Sun Sep 5 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY MORNING... * WHAT...A long period south swell will cause dangerous rip currents. Surf will build to 3 to 5 feet, highest on exposed south facing beaches. * WHERE...Los Angeles and Ventura County Coasts. * WHEN...Through Tuesday morning. * 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. 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. && $$
091 WHUS46 KLOX 051926 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 1226 PM PDT Sun Sep 5 2021 CAZ040-041-087-060330- /O.CON.KLOX.BH.S.0012.000000T0000Z-210907T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Catalina and Santa Barbara Islands- 1226 PM PDT Sun Sep 5 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY MORNING... * WHAT...A long period south swell will cause dangerous rip currents. Surf will build to 3 to 5 feet, highest on exposed south facing beaches. * WHERE...Los Angeles and Ventura County Coasts. * WHEN...Through Tuesday morning. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to hazardous swimming conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ Sweet
553 WHUS46 KLOX 060250 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 750 PM PDT Sun Sep 5 2021 CAZ040-041-087-061100- /O.CON.KLOX.BH.S.0012.000000T0000Z-210907T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Catalina and Santa Barbara Islands- 750 PM PDT Sun Sep 5 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY MORNING... * WHAT...A long period south swell will cause dangerous rip currents. Surf will build to 3 to 5 feet, highest on exposed south facing beaches. * WHERE...Los Angeles and Ventura County Coasts. * WHEN...Through Tuesday morning. * 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. 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. && $$ Gomberg
247 WHUS46 KLOX 060935 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 235 AM PDT Mon Sep 6 2021 CAZ040-041-087-062230- /O.CON.KLOX.BH.S.0012.000000T0000Z-210907T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Catalina and Santa Barbara Islands- 235 AM PDT Mon Sep 6 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY MORNING... * WHAT...A long period south swell will cause dangerous rip currents and surf of 3 to 5 feet. Surf will be highest on exposed south facing beaches. * WHERE...Los Angeles and Ventura County Coasts and Catalina and Santa Barbara Islands. * WHEN...Through Tuesday morning. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to hazardous swimming conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$
784 WHUS46 KLOX 062312 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 412 PM PDT Mon Sep 6 2021 CAZ040-041-087-070500- /O.CON.KLOX.BH.S.0012.000000T0000Z-210907T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Catalina and Santa Barbara Islands- 412 PM PDT Mon Sep 6 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY MORNING... * WHAT...A long period south swell will cause dangerous rip currents and surf of 3 to 5 feet. Surf will be highest on exposed south facing beaches. * WHERE...Los Angeles and Ventura County Coasts and Catalina and Santa Barbara Islands. * WHEN...Through Tuesday morning. * 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. * TIDES...A high tide around 6.2 feet around 930 PM tonight. A smaller high tide around 5 feet is expected around 1030 AM Tuesday morning. 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. && $$ Hall
613 WHUS46 KLOX 070508 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 1008 PM PDT Mon Sep 6 2021 CAZ040-041-087-071315- /O.CON.KLOX.BH.S.0012.000000T0000Z-210907T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Catalina and Santa Barbara Islands- 1008 PM PDT Mon Sep 6 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY MORNING... * WHAT...A long period south swell will cause dangerous rip currents and surf of 3 to 5 feet. Surf will be highest on exposed south facing beaches. * WHERE...Los Angeles and Ventura County Coasts and Catalina and Santa Barbara Islands. * WHEN...Through Tuesday morning. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. * TIDES...A high tide around 5 feet around 1030 AM Tuesday morning followed by a higher high tide around 6 feet around 1015 PM Tuesday night. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water due to hazardous swimming conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks. && $$ Hall
180 WHUS46 KLOX 071241 CFWLOX Coastal Hazard Message National Weather Service Los Angeles/Oxnard CA 541 AM PDT Tue Sep 7 2021 CAZ040-041-087-071900- /O.CON.KLOX.BH.S.0012.000000T0000Z-210907T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Catalina and Santa Barbara Islands- 541 AM PDT Tue Sep 7 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL NOON PDT TODAY... * WHAT...A long period south swell will cause dangerous rip currents and surf of 3 to 5 feet. Surf will be highest on exposed south facing beaches. Surf is expected to subside this afternoon. * WHERE...Los Angeles and Ventura County Coasts and Catalina and Santa Barbara Islands. * WHEN...Until noon PDT today. * 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. * TIDES...A high tide around 5 feet around 1030 AM PDT this morning. 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. && $$
The office that day
Everything else NWS Los Angeles, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 8:53 PM PDT | Small Craft Advisory | LOX | 6 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.