Alert archive / California / High Wind Warnings in 2021
High Wind Warning 2, NWS Los Angeles, CA
NWS Los Angeles, CA issued this high wind warning at Jan 8, 2021, 11:08 PM PST for Los Angeles County, California. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 8, 2021, 11:08 PM PST (07:08 UTC)
- Expired
- Jan 9, 2021, 3:00 AM PST
- In force
- 4 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 07:08 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, 7.1 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
- 2680 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- 25 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
661 WWUS76 KLOX 090708 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 1108 PM PST Fri Jan 8 2021 CAZ088-091515- /O.EXP.KLOX.HW.W.0001.000000T0000Z-210109T0700Z/ /O.UPG.KLOX.WI.Y.0006.000000T0000Z-210109T2300Z/ /O.NEW.KLOX.HW.W.0002.210109T0708Z-210109T1100Z/ /O.EXB.KLOX.WI.Y.0005.210109T1100Z-210109T2300Z/ Santa Clarita Valley- Including the cities of Santa Clarita, Newhall, and Valencia 1108 PM PST Fri Jan 8 2021 ...HIGH WIND WARNING IN EFFECT UNTIL 3 AM PST SATURDAY... ...WIND ADVISORY IN EFFECT FROM 3 AM TO 3 PM PST SATURDAY... * WHAT...For the High Wind Warning, north winds 25 to 40 mph with gusts up to 60 mph. For the Wind Advisory, northeast winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Santa Clarita Valley. * WHEN...For the High Wind Warning, until 3 AM PST Saturday. For the Wind Advisory, from 3 AM to 3 PM PST Saturday. * IMPACTS...Damaging winds will blow down large objects such as trees and power lines. Power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ039-052-091500- /O.EXP.KLOX.HW.W.0001.000000T0000Z-210109T0700Z/ /O.CON.KLOX.WI.Y.0006.000000T0000Z-210109T1500Z/ Santa Barbara County South Coast-Santa Barbara County Mountains- Including the cities of Santa Barbara, Montecito, Carpinteria, San Marcos Pass, San Rafael Wilderness Area, and Dick Smith Wilderness Area 1108 PM PST Fri Jan 8 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST SATURDAY... * WHAT...Areas of north to northeast winds 20 to 30 mph with gusts up to 45 mph. * WHERE...Santa Barbara County South Coast and Santa Barbara County Mountains. * WHEN...Until 7 AM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ059-090815- /O.EXP.KLOX.WI.Y.0006.000000T0000Z-210109T0700Z/ Antelope Valley- Including the cities of Lancaster and Palmdale 1108 PM PST Fri Jan 8 2021 ...WIND ADVISORY HAS EXPIRED... $$ CAZ053-054-091515- /O.CON.KLOX.HW.W.0001.000000T0000Z-210109T2300Z/ Ventura County Mountains- Los Angeles County Mountains excluding the Santa Monica Range- Including the cities of Lockwood Valley, Mount Pinos, Acton, Mount Wilson, and Sandberg 1108 PM PST Fri Jan 8 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM PST SATURDAY... * WHAT...North winds 25 to 40 mph with gusts up to 65 mph. * WHERE...Ventura County Mountains and Los Angeles County Mountains excluding the Santa Monica Range. * WHEN...Until 3 PM PST Saturday. * IMPACTS...Damaging winds will blow down large objects such as trees and power lines. Power outages are expected. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Highway 33 in Ventura County and Interstate 5 and Highway 14 in Los Angeles County. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ044-045-547-091515- /O.CON.KLOX.WI.Y.0005.000000T0000Z-210109T2300Z/ Ventura County Interior Valleys-Ventura County Coastal Valleys- Los Angeles County San Fernando Valley- Including the cities of Santa Paula, Fillmore, Ojai, Piru, Thousand Oaks, Simi Valley, Moorpark, Newbury Park, Woodland Hills, Northridge, Burbank, and Universal City 1108 PM PST Fri Jan 8 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST SATURDAY... * WHAT...North to northeast winds 20 to 35 mph with gusts 45 to 55 mph expected. * WHERE...Ventura County Interior Valleys, Ventura County Coastal Valleys, Santa Clarita Valley and San Fernando Valley. * WHEN...Until 3 PM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Interstate 5, Highway 126, and the 23, 101, 118, 170, 210 and 405 freeways. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ046-091515- /O.CON.KLOX.WI.Y.0005.000000T0000Z-210109T2300Z/ Santa Monica Mountains Recreational Area- 1108 PM PST Fri Jan 8 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST SATURDAY... * WHAT...North to northeast winds 15 to 30 mph with gusts up to between 45 and 55 mph expected. * WHERE...Santa Monica Mountains. * WHEN...Until 3 PM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Kanan, Malibu Canyon, Topanga, and Decker Canyon Roads. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ040-091515- /O.CON.KLOX.WI.Y.0005.210109T1500Z-210109T2300Z/ Ventura County Coast- Including the cities of Ventura, Oxnard, and Camarillo 1108 PM PST Fri Jan 8 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 3 PM PST SATURDAY... * WHAT...Northeast winds 15 to 30 mph with gusts up to 40 mph expected. * WHERE...Ventura County Coast. * WHEN...From 7 AM to 3 PM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Highway 101 and Pacific Coast Highway. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ034-091500- /O.CON.KLOX.WI.Y.0005.000000T0000Z-210109T1500Z/ San Luis Obispo County Central Coast- Including the cities of San Luis Obispo, Pismo Beach, Morro Bay, Cambria, and San Simeon 1108 PM PST Fri Jan 8 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST SATURDAY... * WHAT...North to northeast winds 15 to 30 mph with gusts 45 mph expected. * WHERE...San Luis Obispo County Central Coast. * WHEN...Until 7 AM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Highways 1 and 101. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ041-091515- /O.CON.KLOX.WI.Y.0005.210109T1500Z-210109T2300Z/ Los Angeles County Coast including Downtown Los Angeles- Including the cities of Malibu, Santa Monica, Beverly Hills, Hollywood, and Long Beach 1108 PM PST Fri Jan 8 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 3 PM PST SATURDAY... * WHAT...North to northeast winds 20 to 30 mph with gusts to 40 mph expected. * WHERE...The coastal strip from Malibu to the Hollywood Hills. * WHEN...From 7 AM to 3 PM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Pacific Coast Highway and the 10 and 405 freeways. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
1 follow-up statement
570 WWUS76 KLOX 091105 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 305 AM PST Sat Jan 9 2021 CAZ088-091915- /O.EXP.KLOX.HW.W.0002.000000T0000Z-210109T1100Z/ /O.CON.KLOX.WI.Y.0005.000000T0000Z-210109T2300Z/ Santa Clarita Valley- Including the cities of Santa Clarita, Newhall, and Valencia 305 AM PST Sat Jan 9 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS AFTERNOON... ...HIGH WIND WARNING HAS EXPIRED... * WHAT...Areas of northeast winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Santa Clarita Valley. * WHEN...Until 3 PM PST this afternoon. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ053-054-091915- /O.CON.KLOX.HW.W.0001.000000T0000Z-210109T2300Z/ Ventura County Mountains- Los Angeles County Mountains excluding the Santa Monica Range- Including the cities of Lockwood Valley, Mount Pinos, Acton, Mount Wilson, and Sandberg 305 AM PST Sat Jan 9 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM PST THIS AFTERNOON... * WHAT...Areas of north to northeast winds 25 to 40 mph with gusts to 60 mph. * WHERE...Ventura County Mountains and Los Angeles County Mountains excluding the Santa Monica Range. * WHEN...Until 3 PM PST this afternoon. * IMPACTS...Damaging winds will blow down large objects such as trees and power lines. Power outages are expected. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Highway 33 in Ventura County and Interstate 5 and Highway 14 in Los Angeles County. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ039-052-091500- /O.CON.KLOX.WI.Y.0006.000000T0000Z-210109T1500Z/ Santa Barbara County South Coast-Santa Barbara County Mountains- Including the cities of Santa Barbara, Montecito, Carpinteria, San Marcos Pass, San Rafael Wilderness Area, and Dick Smith Wilderness Area 305 AM PST Sat Jan 9 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST THIS MORNING... * WHAT...Areas of north to northeast winds 20 to 30 mph with gusts to 45 mph. * WHERE...Santa Barbara County South Coast and Santa Barbara County Mountains. * WHEN...Until 7 AM PST this morning. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ044-045-547-091915- /O.CON.KLOX.WI.Y.0005.000000T0000Z-210109T2300Z/ Ventura County Interior Valleys-Ventura County Coastal Valleys- Los Angeles County San Fernando Valley- Including the cities of Santa Paula, Fillmore, Ojai, Piru, Thousand Oaks, Simi Valley, Moorpark, Newbury Park, Woodland Hills, Northridge, Burbank, and Universal City 305 AM PST Sat Jan 9 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS AFTERNOON... * WHAT...Areas of north to northeast winds 20 to 30 mph with gusts to 50 are expected. * WHERE...Ventura County Interior Valleys, Ventura County Coastal Valleys, Santa Clarita Valley and San Fernando Valley. * WHEN...Until 3 PM PST this afternoon. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Interstate 5, Highway 126, and the 23, 101, 118, 170, 210 and 405 freeways. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ046-091915- /O.CON.KLOX.WI.Y.0005.000000T0000Z-210109T2300Z/ Santa Monica Mountains Recreational Area- 305 AM PST Sat Jan 9 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS AFTERNOON... * WHAT...Areas of north to northeast winds 20 to 35 mph with gusts to 55 mph are expected. * WHERE...Santa Monica Mountains. * WHEN...Until 3 PM PST this afternoon. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Kanan, Malibu Canyon, Topanga, and Decker Canyon Roads. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ040-091915- /O.CON.KLOX.WI.Y.0005.210109T1500Z-210109T2300Z/ Ventura County Coast- Including the cities of Ventura, Oxnard, and Camarillo 305 AM PST Sat Jan 9 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 3 PM PST THIS AFTERNOON... * WHAT...Areas of northeast winds 15 to 30 mph with gusts to 40 mph are expected. * WHERE...Ventura County Coast. * WHEN...From 7 AM this morning to 3 PM PST this afternoon. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Highway 101 and Pacific Coast Highway. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ041-091915- /O.CON.KLOX.WI.Y.0005.210109T1500Z-210109T2300Z/ Los Angeles County Coast including Downtown Los Angeles- Including the cities of Malibu, Santa Monica, Beverly Hills, Hollywood, and Long Beach 305 AM PST Sat Jan 9 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 3 PM PST THIS AFTERNOON... * WHAT...Areas of north to northeast winds 15 to 25 mph with gusts to 40 mph are expected. * WHERE...The coastal strip from Malibu to the Hollywood Hills. * WHEN...From 7 AM this morning to 3 PM PST this afternoon. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Pacific Coast Highway and the 10 and 405 freeways. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ034-091500- /O.CON.KLOX.WI.Y.0005.000000T0000Z-210109T1500Z/ San Luis Obispo County Central Coast- Including the cities of San Luis Obispo, Pismo Beach, Morro Bay, Cambria, and San Simeon 305 AM PST Sat Jan 9 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST THIS MORNING... * WHAT...Areas of north to northeast winds 15 to 30 mph with gusts to 40 mph are expected. * WHERE...San Luis Obispo County Central Coast. * WHEN...Until 7 AM PST this morning. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Gusty cross winds may affect area roadways, including Highways 1 and 101. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
The office that day
Everything else NWS Los Angeles, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 8, 7:26 PM PST | High Wind Warning | LOX | Los Angeles | 19 hr |
| Jan 8, 7:26 PM PST | Wind Advisory | LOX | Los Angeles | 11 hr |
Nearby
High Wind Warnings in California, 2021Every high wind warning 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.