Alert archive / California / High Wind Warnings in 2018
High Wind Warning 8, NWS San Diego, CA
NWS San Diego, CA issued this high wind warning at Nov 7, 2018, 12:42 PM PST for 4 counties in California. It took effect at Nov 8, 2018, 10:00 AM PST. It was in force for 32 hr. 3 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Nov 7, 2018, 12:42 PM PST (20:42 UTC)
- In effect from
- Nov 8, 2018, 10:00 AM PST
- Expired
- Nov 9, 2018, 6:00 PM PST
- In force
- 32 hr
- Issued by
- NWS San Diego, CA
Counties Orange County, CA, Riverside County, CA, San Bernardino County, CA, San Diego County, CA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 8, 12:45 PM PST | NON-TSTM WND GST 65 | 5 Ssw Crestline, CA | MESONET STATION F0494, CSU SAN BERNARDINO. |
| Nov 8, 6:51 PM PST | NON-TSTM WND GST 74 | 8 Ne Tustin, CA | MESONET STATION FRCC1, FREMONT CANYON. |
| Nov 8, 7:25 PM PST | NON-TSTM WND GST 43 | 2 W Irvine, CA | ASOS STATION SNA, JOHN WAYNE AIRPORT. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
San Diego, CA (KNKX), launched 12:00Z, 8.7 hours before the alert went out and 124 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
- 615 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
599 WWUS76 KSGX 072042 NPWSGX URGENT - WEATHER MESSAGE National Weather Service San Diego CA 1242 PM PST Wed Nov 7 2018 ...STRONG WINDS IN THE SAN BERNARDINO MOUNTAINS...THE CAJON PASS...THE INLAND EMPIRE...AND MOST OF ORANGE COUNTY THURSDAY AND FRIDAY... CAZ048-055-057-554-080600- /O.NEW.KSGX.HW.W.0008.181108T1800Z-181110T0600Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- Including the cities of Riverside, San Bernardino, Ontario, Moreno Valley, Fontana, Rancho Cucamonga, Corona, Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, Wrightwood, Santa Ana, Anaheim, Garden Grove, Orange, Fullerton, and Mission Viejo 1242 PM PST Wed Nov 7 2018 ...HIGH WIND WARNING IN EFFECT FROM 10 AM THURSDAY TO 10 PM PST FRIDAY... The National Weather Service in San Diego has issued a High Wind Warning...which is in effect from 10 AM Thursday to 10 PM PST Friday. * Winds...Strong northeast winds of 20 to 30 mph with gusts to 65 mph will surface in the San Bernardino Mountains and passes, the Inland Empire, and most of Orange County. * Locations...Below the Cajon Pass including San Bernardino, Rialto, Fontana, and Rancho Cucamonga. In Orange County the cities of Tustin, Irvine, Laguna Hills, Mission Viejo, and San Clemente will be affected. The strongest winds will be in the Santa Ana Mountains and Foothills at Fremont Canyon and Pleasants Peak where gusts to 65 mph are possible. * Impacts...Hazardous driving conditions. Strong cross winds. Downed trees and power lines. * Outlook...Another moderately strong Santa Ana event Sunday afternoon through Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ Moede
5 follow-up statements
488 WWUS76 KSGX 081131 NPWSGX URGENT - WEATHER MESSAGE National Weather Service San Diego CA 331 AM PST Thu Nov 8 2018 ...PERIODS OF STRONG GUSTY SANTA ANA WINDS FOR TODAY THROUGH FRIDAY... .Strong and gusty Santa Ana winds will develop below the Cajon Pass into portions of Orange County this morning, then develop southward into San Diego County later in the day and this evening. The strongest and most widespread winds are expected for tonight through Friday morning, then diminishing late Friday and Friday evening. CAZ050-056-058-065-082230- /O.EXB.KSGX.HW.W.0008.181109T0800Z-181110T0200Z/ San Diego County Valleys-Riverside County Mountains- San Diego County Mountains-San Gorgonio Pass Near Banning- Including the cities of Escondido, Poway, Idyllwild-Pine Cove, Julian, Pine Valley, and Banning 331 AM PST Thu Nov 8 2018 ...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM PST FRIDAY... The National Weather Service in San Diego has issued a High Wind Warning...which is in effect from midnight tonight to 6 PM PST Friday. * Winds...Areas of north to northeast winds 15 to 25 mph with gusts to 35 mph will develop in the mountains for this afternoon. The winds will strengthen tonight and expand into the valleys for late tonight and Friday with the strongest and most widespread winds expected for late tonight into Friday morning with areas of northeast winds 25 to 35 mph with gusts to 55 mph. Isolated gusts to 65 mph are possible near the Banning Pass and near the ridge tops of the San Diego County mountains. * Impacts...Hazardous driving conditions. Strong cross winds. Downed trees and power lines. * Outlook...Another moderately strong Santa Ana event Sunday afternoon through Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ048-055-057-554-082230- /O.EXT.KSGX.HW.W.0008.181108T1800Z-181110T0200Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- Including the cities of Riverside, San Bernardino, Ontario, Moreno Valley, Fontana, Rancho Cucamonga, Corona, Crestline, Lake Arrowhead, Big Bear Lake, Running Springs, Santa Ana, Anaheim, Garden Grove, Orange, Fullerton, and Mission Viejo 331 AM PST Thu Nov 8 2018 ...HIGH WIND WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO 6 PM PST FRIDAY... * Winds...Areas of north to northeast winds 20 to 30 mph with gusts to 50 mph will develop this morning below the Cajon Pass into Orange County. The winds will strengthen tonight with the strongest and most widespread winds expected for late tonight into Friday morning with areas of northeast winds 25 to 35 mph with gusts to 55 mph. Isolated gusts to 65 mph are possible below passes and canyons and near the coastal foothills of the Santa Ana Mountains. * Visibility...Areas of blowing dust will sharply reduce visibility at times, mainly below the Cajon Pass and near the foothills of the Santa Ana Mountains. * Impacts...Hazardous driving conditions. Strong cross winds. Downed trees and power lines. * Outlook...Another moderately strong Santa Ana event Sunday afternoon through Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ 17
154 WWUS76 KSGX 082201 NPWSGX URGENT - WEATHER MESSAGE National Weather Service San Diego CA 201 PM PST Thu Nov 8 2018 ...STRONG GUSTY SANTA ANA WINDS THROUGH FRIDAY... .Strong and gusty Santa Ana winds will continue in the mountains, foothills and valleys through Friday afternoon. The winds will diminish Friday evening. CAZ048-055-057-554-090615- /O.CON.KSGX.HW.W.0008.000000T0000Z-181110T0200Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- Including the cities of Riverside, San Bernardino, Ontario, Moreno Valley, Fontana, Rancho Cucamonga, Corona, Crestline, Lake Arrowhead, Big Bear Lake, Running Springs, Santa Ana, Anaheim, Garden Grove, Orange, Fullerton, and Mission Viejo 201 PM PST Thu Nov 8 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PST FRIDAY... * Winds...Northeast winds 20 to 30 mph with gusts from 45 to 55 mph below the Cajon Pass and into Orange County. Isolated gusts to 65 mph are possible in the Santa Ana Mountains. * Visibility...Areas of blowing dust will reduce visibility at times, mainly below the Cajon Pass and near the foothills of the Santa Ana Mountains. * Impacts...Hazardous driving conditions. Strong cross winds. Downed trees and power lines. * Outlook...Another moderately strong Santa Ana event Sunday afternoon through Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ050-056-058-065-090615- /O.CON.KSGX.HW.W.0008.181109T0800Z-181110T0200Z/ San Diego County Valleys-Riverside County Mountains- San Diego County Mountains-San Gorgonio Pass Near Banning- Including the cities of Escondido, Poway, Idyllwild-Pine Cove, Julian, Pine Valley, and Banning 201 PM PST Thu Nov 8 2018 ...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM PST FRIDAY... * Winds...Areas of north to northeast winds 20 to 30 mph with gusts to 55 mph through Friday, with the strongest and most widespread winds late tonight into Friday morning. Isolated gusts to 65 mph are possible near the Banning Pass and near the ridge tops of the San Diego County mountains. * Impacts...Hazardous driving conditions. Strong cross winds. Downed trees and power lines. * Outlook...Another moderately strong Santa Ana event Sunday afternoon through Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ Moede
159 WWUS76 KSGX 090515 NPWSGX URGENT - WEATHER MESSAGE National Weather Service San Diego CA 915 PM PST Thu Nov 8 2018 ...STRONG SANTA ANA WINDS THROUGH FRIDAY... .Strong and gusty Santa Ana winds will continue in the mountains, foothills and valleys through Friday afternoon. The winds will diminish Friday evening. CAZ048-055-057-554-091400- /O.CON.KSGX.HW.W.0008.000000T0000Z-181110T0200Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- Including the cities of Riverside, San Bernardino, Ontario, Moreno Valley, Fontana, Rancho Cucamonga, Corona, Crestline, Lake Arrowhead, Big Bear Lake, Running Springs, Santa Ana, Anaheim, Garden Grove, Orange, Fullerton, and Mission Viejo 915 PM PST Thu Nov 8 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PST FRIDAY... * Winds...Northeast winds 20 to 30 mph with gusts up to 55 mph below the Cajon Pass and into Orange County. Isolated gusts to 65 mph are possible in the Santa Ana Mountains. * Visibility...Areas of blowing dust will reduce visibility at times, mainly below the Cajon Pass and near the foothills of the Santa Ana Mountains. * Impacts...Hazardous driving conditions. Strong cross winds. Downed trees and power lines. * Outlook...Another moderately strong Santa Ana event Sunday afternoon through Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ050-056-058-065-091400- /O.CON.KSGX.HW.W.0008.181109T0800Z-181110T0200Z/ San Diego County Valleys-Riverside County Mountains- San Diego County Mountains-San Gorgonio Pass Near Banning- Including the cities of Escondido, Poway, Idyllwild-Pine Cove, Julian, Pine Valley, and Banning 915 PM PST Thu Nov 8 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PST FRIDAY... * Winds...Areas of north to northeast winds 20 to 30 mph with gusts to 55 mph through Friday, with the strongest and most widespread winds late tonight into Friday morning. Isolated gusts to 65 mph are possible near the Banning Pass and near the ridge tops of the San Diego County mountains. * Impacts...Hazardous driving conditions. Strong cross winds. Downed trees and power lines. * Outlook...Another moderately strong Santa Ana event Sunday afternoon through Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ jmb
929 WWUS76 KSGX 091000 NPWSGX URGENT - WEATHER MESSAGE National Weather Service San Diego CA 200 AM PST Fri Nov 9 2018 ...STRONG SANTA ANA WINDS TODAY... ...FROST ADVISORY FOR THE HIGH DESERTS... .Strong and gusty Santa Ana winds will continue in the mountains, foothills and some valleys today...diminishing this evening. .Light winds, clear skies, and very dry air will allow overnight lows to fall to around 30 degrees in the high desert areas tonight and again Saturday night. CAZ048-055-057-554-092200- /O.CON.KSGX.HW.W.0008.000000T0000Z-181110T0200Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- Including the cities of Riverside, San Bernardino, Ontario, Moreno Valley, Fontana, Rancho Cucamonga, Corona, Crestline, Lake Arrowhead, Big Bear Lake, Running Springs, Santa Ana, Anaheim, Garden Grove, Orange, Fullerton, and Mission Viejo 200 AM PST Fri Nov 9 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING... * Winds...Northeast winds 20 to 30 mph with gusts up to 55 mph below the Cajon Pass and into Orange County. Isolated gusts to 65 mph are possible in the Santa Ana Mountains. * Visibility...Areas of blowing dust will reduce visibility at times, mainly below the Cajon Pass and near the foothills of the Santa Ana Mountains. * Impacts...Hazardous driving conditions. Strong cross winds. Downed trees and power lines. * Outlook...Another moderately strong Santa Ana event Sunday afternoon through Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ050-056-058-065-092200- /O.CON.KSGX.HW.W.0008.000000T0000Z-181110T0200Z/ San Diego County Valleys-Riverside County Mountains- San Diego County Mountains-San Gorgonio Pass Near Banning- Including the cities of Escondido, Poway, Idyllwild-Pine Cove, Julian, Pine Valley, and Banning 200 AM PST Fri Nov 9 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING... * Winds...Areas of north to northeast winds 20 to 35 mph with gusts to 50 mph through Friday, with the strongest and most widespread winds this morning. Isolated gusts near 60 mph are possible below passes and wind-prone canyons. * Impacts...Hazardous driving conditions. Strong cross winds. Downed trees and power lines. * Outlook...Another moderately strong Santa Ana event Sunday afternoon through Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ060-092200- /O.NEW.KSGX.FR.Y.0007.181110T0800Z-181111T1600Z/ Apple and Lucerne Valleys- Including the cities of Victorville, Hesperia, and Apple Valley 200 AM PST Fri Nov 9 2018 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM PST SUNDAY... The National Weather Service in San Diego has issued a Frost Advisory...which is in effect from midnight tonight to 8 AM PST Sunday. * Location...High deserts of San Bernardino County. * Duration...Midnight to 8 AM PST Today through Sunday morning * Temperature...28 to 33 degrees. * Impacts...Sensitive plants and crops may be damaged or killed PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that widespread temperatures near freezing are expected. Sensitive outdoor plants may be killed if left uncovered. && $$ 10
430 WWUS76 KSGX 092101 NPWSGX URGENT - WEATHER MESSAGE National Weather Service San Diego CA 101 PM PST Fri Nov 9 2018 ...STRONG SANTA ANA WINDS THIS AFTERNOON... ...FROST ADVISORY FOR THE HIGH DESERTS... .Strong and gusty Santa Ana winds will continue in the mountains, foothills and some valleys through this afternoon. The winds will diminish this evening. .Light winds, clear skies, and very dry air will allow overnight lows to fall to the upper 20s to mid 30s across the high desert areas tonight and again Saturday night. CAZ048-055-057-554-100200- /O.CON.KSGX.HW.W.0008.000000T0000Z-181110T0200Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- Including the cities of Riverside, San Bernardino, Ontario, Moreno Valley, Fontana, Rancho Cucamonga, Corona, Crestline, Lake Arrowhead, Big Bear Lake, Running Springs, Santa Ana, Anaheim, Garden Grove, Orange, Fullerton, and Mission Viejo 101 PM PST Fri Nov 9 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING... * Winds...Northeast winds 20 to 30 mph with gusts up to 50 mph below the Cajon Pass and into Orange County. * Visibility...Areas of blowing dust will reduce visibility at times, mainly below the Cajon Pass and near the foothills of the Santa Ana Mountains. * Impacts...Hazardous driving conditions. Strong cross winds. Downed trees and power lines. * Outlook...Another moderately strong Santa Ana event is expected Sunday afternoon through Tuesday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ050-056-058-065-100200- /O.CON.KSGX.HW.W.0008.000000T0000Z-181110T0200Z/ San Diego County Valleys-Riverside County Mountains- San Diego County Mountains-San Gorgonio Pass Near Banning- Including the cities of Escondido, Poway, Idyllwild-Pine Cove, Julian, Pine Valley, and Banning 101 PM PST Fri Nov 9 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING... * Winds...Areas of north to northeast winds 20 to 30 mph with gusts to 50 mph this afternoon. Winds will diminish this evening. * Impacts...Hazardous driving conditions. Strong cross winds. Downed trees and power lines. * Outlook...Another moderately strong Santa Ana event is expected Sunday afternoon through Tuesday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ060-100515- /O.CON.KSGX.FR.Y.0007.181110T0800Z-181111T1600Z/ Apple and Lucerne Valleys- Including the cities of Victorville, Hesperia, and Apple Valley 101 PM PST Fri Nov 9 2018 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM PST SUNDAY... * Location...High deserts of San Bernardino County. * Duration...Tonight and early Saturday morning and again Saturday night and early Sunday morning. * Temperature...28 to 35 degrees. * Impacts...Sensitive plants and crops may be damaged or killed. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that widespread temperatures near freezing are expected. Sensitive outdoor plants may be killed if left uncovered. && $$ Moreland/Moede
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 7, 9:52 AM PST | Red Flag Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 60 hr |
Nearby
High Wind Warnings in California, 2018Every high wind warning in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.