Alert archive / California / Wind Advisories in 2021
Wind Advisory 102, NWS Los Angeles, CA
NWS Los Angeles, CA issued this wind advisory at Oct 14, 2021, 11:41 AM PDT for Los Angeles County, California. It took effect at Oct 15, 2021, 2:25 AM PDT. It was in force for 34 hr.
The area
The counties it named.
The facts
- Issued
- Oct 14, 2021, 11:41 AM PDT (18:41 UTC)
- In effect from
- Oct 15, 2021, 2:25 AM PDT
- Expired
- Oct 16, 2021, 12:00 PM PDT
- In force
- 34 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 18:40 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, 6.7 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
- 2857 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 56 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
451 WWUS76 KLOX 141841 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 1141 AM PDT Thu Oct 14 2021 CAZ053-054-151030- /O.NEW.KLOX.WI.Y.0102.211015T1000Z-211016T1900Z/ 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 1141 AM PDT Thu Oct 14 2021 ...WIND ADVISORY IN EFFECT FROM 3 AM FRIDAY TO NOON PDT SATURDAY... * WHAT...Northeast winds 20 to 30 mph with gusts up to 50 mph expected. Strongest through the Highway 14 corridor. * WHERE...Ventura County Mountains and Los Angeles County Mountains excluding the Santa Monica Range. * WHEN...From 3 AM Friday to noon PDT 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. && $$ CAZ044>046-088-547-151030- /O.NEW.KLOX.WI.Y.0102.211015T1000Z-211016T1900Z/ Ventura County Interior Valleys-Ventura County Coastal Valleys- Santa Monica Mountains Recreational Area-Santa Clarita Valley- Los Angeles County San Fernando Valley- Including the cities of Santa Paula, Fillmore, Ojai, Piru, Thousand Oaks, Simi Valley, Moorpark, Newbury Park, Santa Clarita, Newhall, Valencia, Woodland Hills, Northridge, Burbank, and Universal City 1141 AM PDT Thu Oct 14 2021 ...WIND ADVISORY IN EFFECT FROM 3 AM FRIDAY TO NOON PDT SATURDAY... * WHAT...Northeast winds 20 to 30 mph with gusts up to 45 mph expected. Strongest in the Santa Clarita Valley, Santa Susana Mountains, Simi Hills, and Porter Ranch. * WHERE...Ventura County Interior Valleys, Ventura County Coastal Valleys, Santa Monica Mountains, Santa Clarita Valley and San Fernando Valley. * WHEN...From 3 AM Friday to noon PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ040-041-151030- /O.NEW.KLOX.WI.Y.0102.211015T1000Z-211016T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Including the cities of Ventura, Oxnard, Camarillo, Malibu, Santa Monica, Beverly Hills, Hollywood, and Long Beach 1141 AM PDT Thu Oct 14 2021 ...WIND ADVISORY IN EFFECT FROM 3 AM FRIDAY TO NOON PDT SATURDAY... * WHAT...Northeast winds 15 to 25 mph with gusts up to 40 mph expected. Strongest from Oxnard to the Malibu Coast. * WHERE...Ventura County Coast and Los Angeles County Coast. * WHEN...From 3 AM Friday to noon PDT 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. && $$ MW
5 follow-up statements
429 WWUS76 KLOX 150925 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 225 AM PDT Fri Oct 15 2021 CAZ034-151600- /O.EXB.KLOX.WI.Y.0102.211015T0925Z-211015T1600Z/ San Luis Obispo County Central Coast- Including the cities of San Luis Obispo, Pismo Beach, Morro Bay, Cambria, and San Simeon 225 AM PDT Fri Oct 15 2021 ...WIND ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING... * WHAT...Northeast winds 15 to 30 mph with gusts up to 45 mph expected. * WHERE...San Luis Obispo County Central Coast. Winds will be strongest in the hills. * WHEN...Until 9 AM PDT this morning. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Roadways may be affected by gusty cross winds. This includes Highways 1 and 101. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ053-054-151600- /O.CON.KLOX.WI.Y.0102.211015T1000Z-211016T1900Z/ 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 225 AM PDT Fri Oct 15 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PDT SATURDAY... * WHAT...Northeast winds 20 to 35 mph with gusts up to 50 mph expected. * WHERE...Ventura County Mountains and Los Angeles County Mountains excluding the Santa Monica Range. Winds will be strongest through the Highway 14 corridor. * WHEN...Until noon PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Roadways may be affected by gusty cross winds. This includes Highway 33 in Ventura County as well as Interstate 5 and Highway 14 in Los Angeles County. 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. && $$ CAZ044>046-088-547-151600- /O.CON.KLOX.WI.Y.0102.211015T1000Z-211016T1900Z/ Ventura County Interior Valleys-Ventura County Coastal Valleys- Santa Monica Mountains Recreational Area-Santa Clarita Valley- Los Angeles County San Fernando Valley- Including the cities of Santa Paula, Fillmore, Ojai, Piru, Thousand Oaks, Simi Valley, Moorpark, Newbury Park, Santa Clarita, Newhall, Valencia, Woodland Hills, Northridge, Burbank, and Universal City 225 AM PDT Fri Oct 15 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PDT SATURDAY... * WHAT...Northeast winds 20 to 30 mph with gusts up to 45 mph expected. Isolated gusts to 55 mph in favored locations. Winds will be strongest in the Santa Clarita Valley, Santa Susana Mountains, Simi Hills, and Porter Ranch. * WHERE...Ventura County Interior Valleys, Ventura County Coastal Valleys, Santa Monica Mountains, Santa Clarita Valley and San Fernando Valley. Winds will be strongest in the Santa Clarita Valley, Santa Susana Mountains, Simi Hills, and Porter Ranch. * WHEN...Until noon PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Roadways may be affected by gusty cross winds. This includes the 23, 101, 118, 210, and 405 freeways, Highways 14 and 126, and Interstate 5. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ040-041-151600- /O.CON.KLOX.WI.Y.0102.211015T1000Z-211016T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Including the cities of Ventura, Oxnard, Camarillo, Malibu, Santa Monica, Beverly Hills, Hollywood, and Long Beach 225 AM PDT Fri Oct 15 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PDT SATURDAY... * WHAT...Northeast winds 15 to 30 mph with gusts up to between 40 and 45 mph expected. * WHERE...Ventura County Coast and Los Angeles County Coast. Winds will be strongest from Oxnard to the Malibu Coast. * WHEN...Until noon PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Roadways may be affected by gusty cross winds. This includes Highway 101, the Pacific Coast Highway, and the 10, 105, 110, 405, 605, and 710 freeways. 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. && $$ Hall
076 WWUS76 KLOX 151611 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 911 AM PDT Fri Oct 15 2021 CAZ034-151715- /O.EXP.KLOX.WI.Y.0102.000000T0000Z-211015T1600Z/ San Luis Obispo County Central Coast- Including the cities of San Luis Obispo, Pismo Beach, Morro Bay, Cambria, and San Simeon 911 AM PDT Fri Oct 15 2021 ...WIND ADVISORY HAS EXPIRED... Locally gusty northeast winds of 25 to 35 mph downhill of the Santa Lucia Mountains will decrease and turn back to the west before noon. The wind advisory has expired. $$ CAZ044>046-053-054-088-547-160230- /O.CON.KLOX.WI.Y.0102.000000T0000Z-211016T1900Z/ Ventura County Interior Valleys-Ventura County Coastal Valleys- Santa Monica Mountains Recreational Area-Ventura County Mountains- Los Angeles County Mountains excluding the Santa Monica Range- Santa Clarita Valley-Los Angeles County San Fernando Valley- Including the cities of Santa Paula, Fillmore, Ojai, Piru, Thousand Oaks, Simi Valley, Moorpark, Newbury Park, Lockwood Valley, Mount Pinos, Acton, Mount Wilson, Sandberg, Santa Clarita, Newhall, Valencia, Woodland Hills, Northridge, Burbank, and Universal City 911 AM PDT Fri Oct 15 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PDT SATURDAY... * WHAT...Northeast winds 20 to 35 mph with gusts up to 50 mph expected. Isolated gusts to 55 mph in favored locations. Strongest winds in the Santa Clarita Valley, Santa Susana Mountains, Simi Valley Hills, and Porter Ranch areas. * WHERE...Ventura County Interior Valleys, Ventura County Coastal Valleys, Santa Monica Mountains, Santa Clarita Valley, San Fernando Valley, Ventura County Mountains and Los Angeles County Mountains. * WHEN...Until noon PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Roadways may be affected by gusty cross winds. This includes the 23, 101, 118, 210, and 405 freeways, Highways 33, 14 and 126, and Interstate 5. 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. && $$ CAZ040-041-160230- /O.CON.KLOX.WI.Y.0102.000000T0000Z-211016T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Including the cities of Ventura, Oxnard, Camarillo, Malibu, Santa Monica, Beverly Hills, Hollywood, and Long Beach 911 AM PDT Fri Oct 15 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PDT SATURDAY... * WHAT...Northeast winds 15 to 30 mph with gusts up to between 40 and 45 mph expected. * WHERE...Ventura County Coast and Los Angeles County Coast. Winds will be strongest from Oxnard to the Malibu Coast. * WHEN...Until noon PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Roadways may be affected by gusty cross winds. This includes Highway 101 and the Pacific Coast Highway. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
890 WWUS76 KLOX 160108 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 608 PM PDT Fri Oct 15 2021 CAZ044>046-053-054-088-547-161100- /O.CON.KLOX.WI.Y.0102.000000T0000Z-211016T1900Z/ Ventura County Interior Valleys-Ventura County Coastal Valleys- Santa Monica Mountains Recreational Area-Ventura County Mountains- Los Angeles County Mountains excluding the Santa Monica Range- Santa Clarita Valley-Los Angeles County San Fernando Valley- Including the cities of Santa Paula, Fillmore, Ojai, Piru, Thousand Oaks, Simi Valley, Moorpark, Newbury Park, Lockwood Valley, Mount Pinos, Acton, Mount Wilson, Sandberg, Santa Clarita, Newhall, Valencia, Woodland Hills, Northridge, Burbank, and Universal City 608 PM PDT Fri Oct 15 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PDT SATURDAY... * WHAT...Northeast winds 20 to 35 mph with gusts 40 to 50 mph expected. Isolated gusts to 55 mph in favored locations. Strongest winds in the Los Angeles County Mountains, Santa Clarita Valley, Santa Susana Mountains, Simi Valley Hills, and Porter Ranch areas. * WHERE...Ventura County Interior Valleys, Ventura County Coastal Valleys, Santa Monica Mountains, Santa Clarita Valley, San Fernando Valley, Ventura County Mountains and Los Angeles County Mountains. * WHEN...Until noon PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Roadways may be affected by gusty cross winds. This includes Interstates 5, 110, 210, and 405 as well as Highways 14, 23, 101, 118, and 126. 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. && $$ CAZ040-041-161100- /O.CON.KLOX.WI.Y.0102.000000T0000Z-211016T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Including the cities of Ventura, Oxnard, Camarillo, Malibu, Santa Monica, Beverly Hills, Hollywood, and Long Beach 608 PM PDT Fri Oct 15 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PDT SATURDAY ACROSS THE VENTURA COUNTY AND MALIBU COASTAL PLAINS... * WHAT...Northeast winds 15 to 25 mph with gusts to 35 to 40 mph. Strongest winds across Ventura county. * WHERE...Ventura County Coast and Los Angeles County Coast. Winds will mainly affect areas from Ventura to the Malibu Coast. * WHEN...Until noon PDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Roadways may be affected by gusty cross winds. This includes Highway 101 and the Pacific Coast Highway. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Gomberg/Phillips
970 WWUS76 KLOX 161056 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 356 AM PDT Sat Oct 16 2021 CAZ044>046-053-054-088-547-161900- /O.CON.KLOX.WI.Y.0102.000000T0000Z-211016T1900Z/ Ventura County Interior Valleys-Ventura County Coastal Valleys- Santa Monica Mountains Recreational Area-Ventura County Mountains- Los Angeles County Mountains excluding the Santa Monica Range- Santa Clarita Valley-Los Angeles County San Fernando Valley- Including the cities of Santa Paula, Fillmore, Ojai, Piru, Thousand Oaks, Simi Valley, Moorpark, Newbury Park, Lockwood Valley, Mount Pinos, Acton, Mount Wilson, Sandberg, Santa Clarita, Newhall, Valencia, Woodland Hills, Northridge, Burbank, and Universal City 356 AM PDT Sat Oct 16 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PDT TODAY... * WHAT...Northeast winds 20 to 35 mph with gusts 40 to 50 mph expected. * WHERE...Ventura County Interior Valleys, Ventura County Coastal Valleys, Santa Monica Mountains, Santa Clarita Valley, San Fernando Valley, Ventura County Mountains and Los Angeles County Mountains. Winds will be strongest in the Los Angeles County Mountains, Santa Clarita Valley, Santa Susana Mountains, Simi Valley Hills, and Porter Ranch areas. * WHEN...Until noon PDT today. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Roadways may be affected by gusty cross winds. This includes Interstates 5, 110, 210, and 405 as well as Highways 14, 23, 101, 118, and 126. 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. && $$ CAZ040-041-161900- /O.CON.KLOX.WI.Y.0102.000000T0000Z-211016T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Including the cities of Ventura, Oxnard, Camarillo, Malibu, Santa Monica, Beverly Hills, Hollywood, and Long Beach 356 AM PDT Sat Oct 16 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PDT TODAY... * WHAT...Northeast winds 15 to 25 mph with gusts to 35 to 40 mph. * WHERE...Ventura County Coast and Los Angeles County Coast. Winds will be strongest from Ventura to the Malibu Coast. * WHEN...Until noon PDT today. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for high profile vehicles. Roadways may be affected by gusty cross winds. This includes Highway 101 and the Pacific Coast Highway. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Hall
294 WWUS76 KLOX 161910 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 1210 PM PDT Sat Oct 16 2021 CAZ040-041-044>046-053-054-088-547-162015- /O.EXP.KLOX.WI.Y.0102.000000T0000Z-211016T1900Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Ventura County Interior Valleys-Ventura County Coastal Valleys- Santa Monica Mountains Recreational Area-Ventura County Mountains- Los Angeles County Mountains excluding the Santa Monica Range- Santa Clarita Valley-Los Angeles County San Fernando Valley- Including the cities of Ventura, Oxnard, Camarillo, Malibu, Santa Monica, Beverly Hills, Hollywood, Long Beach, Santa Paula, Fillmore, Ojai, Piru, Thousand Oaks, Simi Valley, Moorpark, Newbury Park, Lockwood Valley, Mount Pinos, Acton, Mount Wilson, Sandberg, Santa Clarita, Newhall, Valencia, Woodland Hills, Northridge, Burbank, and Universal City 1210 PM PDT Sat Oct 16 2021 ...WIND ADVISORY HAS EXPIRED... Local wind gusts to 35 mph are still possible through the afternoon hours. $$ Sweet
Nearby
Wind Advisories in California, 2021Every wind 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.