Alert archive / California / Wind Advisories in 2017
Wind Advisory 21, NWS Los Angeles, CA
NWS Los Angeles, CA issued this wind advisory at Mar 1, 2017, 2:22 PM PST for Los Angeles County, California. It took effect at Mar 1, 2017, 8:51 PM PST. It was in force for 17 hr.
The area
The counties it named.
The facts
- Issued
- Mar 1, 2017, 2:22 PM PST (22:22 UTC)
- In effect from
- Mar 1, 2017, 8:51 PM PST
- Expired
- Mar 2, 2017, 2:00 PM PST
- In force
- 17 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 22:29 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
Edwards AFB, CA (KEDW), launched 12:00Z, 10.4 hours before the alert went out and 89 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
- 1696 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- -52 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
499 WWUS76 KLOX 012222 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 222 PM PST Wed Mar 1 2017 ...Santa Ana winds returning to southwest California... .Santa Ana winds have returned to portions of southwest California today. They are expected to strengthen overnight tonight and become more widespread, especially across Ventura and Los Angeles counties. The strongest gusts are expected to range from 40 to 50 mph in the hills and mountains and generally between 30 and 40 mph in the valleys and coastal zones below passes and canyons. Winds will weaken by late afternoon. CAZ053-054-020800- /O.NEW.KLOX.WI.Y.0021.170302T0600Z-170302T2200Z/ 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 222 PM PST Wed Mar 1 2017 ...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 2 PM PST THURSDAY... The National Weather Service in Los Angeles/Oxnard has issued a Wind Advisory, which is in effect from 10 PM this evening to 2 PM PST Thursday. * WINDS...Northeast 20 to 30 mph with gusts to between 40 and 50 mph. Strongest in and around the Interstate 5 and Highway 14 corridor areas. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ044-045-088-547-020800- /O.NEW.KLOX.WI.Y.0021.170302T1000Z-170302T2200Z/ Ventura County Interior Valleys-Ventura County Coastal Valleys- Santa Clarita Valley-Los Angeles County San Fernando Valley- Including the cities of Santa Paula, Fillmore, Ojai, Piru, Thousand Oaks, Simi Valley, Moorpark, Newbury Park, Santa Clarita, Newhall, Valencia, Woodland Hills, Northridge, Burbank, and Universal City 222 PM PST Wed Mar 1 2017 ...WIND ADVISORY IN EFFECT FROM 2 AM TO 2 PM PST THURSDAY... The National Weather Service in Los Angeles/Oxnard has issued a Wind Advisory, which is in effect from 2 AM to 2 PM PST Thursday. * WINDS...Northeast 20 to 30 mph with gusts to between 40 and 45 mph. Strongest in the Santa Clarita and western San Fernando valleys and the eastern portion of Ventura County. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ046-020800- /O.NEW.KLOX.WI.Y.0021.170302T1000Z-170302T2200Z/ Santa Monica Mountains Recreational Area- 222 PM PST Wed Mar 1 2017 ...WIND ADVISORY IN EFFECT FROM 2 AM TO 2 PM PST THURSDAY... The National Weather Service in Los Angeles/Oxnard has issued a Wind Advisory, which is in effect from 2 AM to 2 PM PST Thursday. * WINDS...Northeast 20 to 30 mph with gusts to between 40 and 50 mph. Strongest on the higher peaks. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ041-020800- /O.NEW.KLOX.WI.Y.0021.170302T1000Z-170302T2200Z/ Los Angeles County Coast including Downtown Los Angeles- Including the cities of Malibu, Santa Monica, Beverly Hills, Hollywood, and Long Beach 222 PM PST Wed Mar 1 2017 ...WIND ADVISORY IN EFFECT FROM 2 AM TO 2 PM PST THURSDAY... The National Weather Service in Los Angeles/Oxnard has issued a Wind Advisory, which is in effect from 2 AM to 2 PM PST Thursday. * WINDS...Northeast 15 to 25 mph with gusts to around 35 mph. Strongest between the Ventura County line and the Hollywood Hills. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ040-020800- /O.NEW.KLOX.WI.Y.0021.170302T1500Z-170302T2200Z/ Ventura County Coast- Including the cities of Ventura, Oxnard, and Camarillo 222 PM PST Wed Mar 1 2017 ...WIND ADVISORY IN EFFECT FROM 7 AM TO 2 PM PST THURSDAY... The National Weather Service in Los Angeles/Oxnard has issued a Wind Advisory, which is in effect from 7 AM to 2 PM PST Thursday. * WINDS...Northeast 15 to 25 mph with gusts to around 35 mph. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ MW
3 follow-up statements
038 WWUS76 KLOX 020451 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 851 PM PST Wed Mar 1 2017 ...SANTA ANA WINDS TO STRENGTHEN TONIGHT AND THURSDAY... .Santa Ana winds will strengthen overnight tonight and become more widespread into Thursday, especially across Ventura and Los Angeles Counties. A tight offshore pressure gradient will remain in place into Thursday, then start to relax. Winds will weaken by the late afternoon hour Thursday. CAZ053-054-021300- /O.EXT.KLOX.WI.Y.0021.170302T0451Z-170302T2200Z/ Ventura County Mountains- Los Angeles County Mountains excluding the Santa Monica Range- Including the cities of Lockwood Valley, Mount Pinos, Acton, Mount Wilson, and Sandberg 851 PM PST Wed Mar 1 2017 ...WIND ADVISORY NOW IN EFFECT UNTIL 2 PM PST THURSDAY... * WINDS...Northeast winds 20 to 35 mph with gusts to around 50 mph. Winds will be strongest in and around the Interstate 5 and Highway 14 corridor areas. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ044-045-088-547-021300- /O.EXT.KLOX.WI.Y.0021.170302T0800Z-170302T2200Z/ Ventura County Interior Valleys-Ventura County Coastal Valleys- 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 851 PM PST Wed Mar 1 2017 ...WIND ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 2 PM PST THURSDAY... * WINDS...Northeast 15 to 30 mph with gusts to between 40 and 45 mph. The strongest winds will occur in the Santa Clarita, Western San Fernando, and Eastern Ventura County Valleys. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ046-021300- /O.EXT.KLOX.WI.Y.0021.170302T0800Z-170302T2200Z/ Santa Monica Mountains Recreational Area- 851 PM PST Wed Mar 1 2017 ...WIND ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 2 PM PST THURSDAY... * WINDS...Areas of north to northeast 20 to 30 mph with gusts to around 45 mph. The strongest winds will occur on the higher peaks and across the western portion. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ041-021300- /O.EXT.KLOX.WI.Y.0021.170302T0800Z-170302T2200Z/ Los Angeles County Coast including Downtown Los Angeles- Including the cities of Malibu, Santa Monica, Beverly Hills, Hollywood, and Long Beach 851 PM PST Wed Mar 1 2017 ...WIND ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 2 PM PST THURSDAY... * WINDS...Northeast 15 to 25 mph with gusts to around 35 mph. The strongest will occur between the Ventura County line and the Hollywood Hills. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ040-021300- /O.EXT.KLOX.WI.Y.0021.170302T1000Z-170302T2200Z/ Ventura County Coast- Including the cities of Ventura, Oxnard, and Camarillo 851 PM PST Wed Mar 1 2017 ...WIND ADVISORY NOW IN EFFECT FROM 2 AM TO 2 PM PST THURSDAY... * WINDS...Northeast 15 to 30 mph with gusts to between 35 and 40 mph. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ Hall
476 WWUS76 KLOX 021130 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 330 AM PST Thu Mar 2 2017 ...SANTA ANA WINDS TODAY... .Santa Ana winds will affect much of L.A. and Ventura county this morning and early afternoon. CAZ053-054-022200- /O.CON.KLOX.WI.Y.0021.000000T0000Z-170302T2200Z/ 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 330 AM PST Thu Mar 2 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... * WINDS...Northeast winds 20 to 35 mph with gusts to around 50 mph. Winds will be strongest in and around the Interstate 5 and Highway 14 corridor areas. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ044-045-088-547-022200- /O.CON.KLOX.WI.Y.0021.000000T0000Z-170302T2200Z/ Ventura County Interior Valleys-Ventura County Coastal Valleys- Santa Clarita Valley-Los Angeles County San Fernando Valley- Including the cities of Santa Paula, Fillmore, Ojai, Piru, Thousand Oaks, Simi Valley, Moorpark, Newbury Park, Santa Clarita, Newhall, Valencia, Woodland Hills, Northridge, Burbank, and Universal City 330 AM PST Thu Mar 2 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... * WINDS...Northeast 15 to 30 mph with gusts to between 40 and 45 mph. The strongest winds will occur in the Santa Clarita, Western San Fernando, and Eastern Ventura County Valleys. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ046-022200- /O.CON.KLOX.WI.Y.0021.000000T0000Z-170302T2200Z/ Santa Monica Mountains Recreational Area- 330 AM PST Thu Mar 2 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... * WINDS...Areas of north to northeast 20 to 30 mph with gusts to around 45 mph. The strongest winds will occur on the higher peaks and across the western portion. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ041-022200- /O.CON.KLOX.WI.Y.0021.000000T0000Z-170302T2200Z/ Los Angeles County Coast including Downtown Los Angeles- Including the cities of Malibu, Santa Monica, Beverly Hills, Hollywood, and Long Beach 330 AM PST Thu Mar 2 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... * WINDS...Northeast 15 to 25 mph with gusts to around 35 mph. The strongest will occur between the Ventura County line and the Hollywood Hills. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ CAZ040-022200- /O.CON.KLOX.WI.Y.0021.000000T0000Z-170302T2200Z/ Ventura County Coast- Including the cities of Ventura, Oxnard, and Camarillo 330 AM PST Thu Mar 2 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... * WINDS...Northeast 15 to 30 mph with gusts to between 35 and 40 mph. * IMPACTS...Gusty winds will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... When driving, use extra caution. Be prepared for sudden gusty cross winds. && $$ asr
824 WWUS76 KLOX 022216 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 216 PM PST Thu Mar 2 2017 CAZ040-041-044>046-053-054-088-547-022330- /O.EXP.KLOX.WI.Y.0021.000000T0000Z-170302T2200Z/ Ventura County Coast- Los Angeles County Coast including Downtown Los Angeles- Ventura County Interior Valleys-Ventura County Coastal Valleys- Santa Monica Mountains Recreational Area-Ventura County Mountains- Los Angeles County Mountains excluding the Santa Monica Range- Santa Clarita Valley-Los Angeles County San Fernando Valley- Including the cities of Ventura, Oxnard, Camarillo, Malibu, Santa Monica, Beverly Hills, Hollywood, Long Beach, Santa Paula, Fillmore, Ojai, Piru, Thousand Oaks, Simi Valley, Moorpark, Newbury Park, Lockwood Valley, Mount Pinos, Acton, Mount Wilson, Sandberg, Santa Clarita, Newhall, Valencia, Woodland Hills, Northridge, Burbank, and Universal City 216 PM PST Thu Mar 2 2017 ...WIND ADVISORY HAS EXPIRED... isolated wind gusts up to 40 mph are possible in the mountains, otherwise winds speeds will be 30 mph or less through this evening. $$ MW
The office that day
Everything else NWS Los Angeles, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 8:33 PM PST | Freeze Warning | LOX | 12 hr |
Nearby
Wind Advisories in California, 2017Every wind advisory in 2017
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.