Alert archive / California / High Wind Warnings in 2017
High Wind Warning 7, NWS San Diego, CA
NWS San Diego, CA issued this high wind warning at Apr 28, 2017, 4:38 AM PDT for 4 counties in California. It took effect at Apr 28, 2017, 10:00 PM PDT. It was in force for 14 hr. 2 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
- Apr 28, 2017, 4:38 AM PDT (11:38 UTC)
- In effect from
- Apr 28, 2017, 10:00 PM PDT
- Expired
- Apr 29, 2017, 12:00 PM PDT
- In force
- 14 hr
- Issued by
- NWS San Diego, CA
Counties Orange County, CA, Riverside County, CA, San Bernardino County, CA, San Diego County, CA
The radar
The Santa Ana Mts radar (KSOX), 88 km from the middle of the area, began a volume at 11:42 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 29, 6:51 AM PDT | NON-TSTM WND GST 70 | 6 Ene Tustin Foothills, CA | MESONET STATION FRCC1, FREMONT CANYON. |
| Apr 29, 8:29 AM PDT | NON-TSTM WND GST 65 | 6 Ssw Corona, CA | MESONET STATION E3131, PLEASANTS PEAK. |
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 00:00Z, 11.6 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
- 1198 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- -12 m²/s²
- 0-3 km storm-relative helicity
- 6 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
330 WWUS76 KSGX 281138 NPWSGX URGENT - WEATHER MESSAGE National Weather Service San Diego CA 438 AM PDT Fri Apr 28 2017 ...Strong northeast winds tonight through Saturday... .Surface high pressure building over the Great Basin will produce strong Santa Ana winds tonight through Saturday afternoon. Northerly winds will also be strong this morning in the San Bernardino Mountains, just below the Cajon Pass and in parts of Orange County, but the strongest winds will surface later tonight and Saturday with sustained winds of 25 to 35 MPH and with gusts from 50 to 60 MPH. The winds will gradually diminish Saturday afternoon. CAZ048-055-057-554-282100- /O.UPG.KSGX.HW.A.0006.170429T0500Z-170429T2100Z/ /O.NEW.KSGX.HW.W.0007.170429T0500Z-170429T2100Z/ 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 Ontario, Fontana, Rancho Cucamonga, Crestline, Lake Arrowhead, Big Bear Lake, Running Springs, and Mission Viejo 438 AM PDT Fri Apr 28 2017 ...HIGH WIND WARNING IN EFFECT FROM 10 PM THIS EVENING TO 2 PM PDT SATURDAY... The National Weather Service in San Diego has issued a High Wind Warning, which is in effect from 10 PM this evening to 2 PM PDT Saturday. The High Wind Watch is no longer in effect. * WINDS...North to northeast winds 15 to 30 mph Friday, increasing to 25 to 35 MPH tonight, with gusts from 50 to 60 MPH. Isolated gusts on ridgetops and immediately below canyons up to 70 mph. * TIMING...The strongest winds will occur after midnight tonight through mid morning Saturday. * LOCATION...I-15 through the Cajon Pass into the Inland Empire. The Santa Ana Mountains and Foothills and parts of inland Orange County. * Impacts...Sudden, strong cross-winds, especially for high-profile vehicles. Possible tree and utility line damage. Downed palm fronds. * OUTLOOK...Winds will diminish rapidly Saturday afternoon. * REPORTS...Please send reports of strong winds and wind damage to the National Weather Service via our Facebook and Twitter feeds and online. 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. && $$ CAZ552-282100- /O.NEW.KSGX.HW.W.0007.170429T0500Z-170429T2100Z/ Orange County Coastal Areas- 438 AM PDT Fri Apr 28 2017 ...HIGH WIND WARNING IN EFFECT FROM 10 PM THIS EVENING TO 2 PM PDT SATURDAY... The National Weather Service in San Diego has issued a High Wind Warning, which is in effect from 10 PM this evening to 2 PM PDT Saturday. * WINDS...North to northeast winds increasing to 20 to 30 MPH tonight, with gusts up to 55 MPH. * TIMING...The strongest winds will occur after midnight tonight through mid morning Saturday. * LOCATION...The strongest winds in Coastal Orange County will occur in Southern Orange County, including Irvine, Laguna Beach, and San Clemente. * Impacts...Sudden, strong cross-winds, especially for high-profile vehicles. Possible tree and utility line damage. Downed palm fronds. * OUTLOOK...Winds will diminish rapidly Saturday afternoon. * REPORTS...Please send reports of strong winds and wind damage to the National Weather Service via our Facebook and Twitter feeds and online. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ050-056-058-062-065-282100- /O.NEW.KSGX.WI.Y.0022.170429T0500Z-170429T2100Z/ San Diego County Valleys-Riverside County Mountains- San Diego County Mountains-San Diego County Deserts- San Gorgonio Pass Near Banning- Including the cities of Idyllwild-Pine Cove, Pine Valley, and Banning 438 AM PDT Fri Apr 28 2017 ...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 2 PM PDT SATURDAY... The National Weather Service in San Diego has issued a Wind Advisory, which is in effect from 10 PM this evening to 2 PM PDT Saturday. * WINDS...Gusty Northeast winds developing this evening and becoming strong overnight with gusts of 35 to 50 mph at times. * TIMING...Strongest winds late tonight through Saturday morning. * LOCATION...Strongest winds along the coastal mountain slopes, ridgetops, and immediately below the canyons. * Impacts...Sudden, strong cross-winds, especially for high- profile vehicles. * OUTLOOK...Winds will diminish rapidly Saturday afternoon. * REPORTS...Please send reports of strong winds and wind damage to the National Weather Service via our Facebook and Twitter feeds and online. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that winds of 35 mph are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$ jmb weather.gov/sandiego
4 follow-up statements
681 WWUS76 KSGX 282022 NPWSGX URGENT - WEATHER MESSAGE National Weather Service San Diego CA 122 PM PDT Fri Apr 28 2017 ...Strong northeast winds tonight through Saturday... .Surface high pressure building over the Great Basin will produce Santa Ana winds tonight through midday Saturday. Northeast winds will gradually increase this evening and peak early Saturday morning, with strongest winds below Cajon Pass and over and just west of the Santa Ana Mountains where northeast winds 25 to 35 MPH with local gusts 55 to 65 MPH will occur. Moderately strong winds will occur in parts of the mountains and far inland valleys of San Diego County as well. CAZ048-055-057-552-554-290500- /O.CON.KSGX.HW.W.0007.170429T0500Z-170429T2100Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Coastal Areas-Orange County Inland Areas- Including the cities of Ontario, Fontana, Rancho Cucamonga, Crestline, Lake Arrowhead, Big Bear Lake, Running Springs, and Mission Viejo 122 PM PDT Fri Apr 28 2017 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 2 PM PDT SATURDAY... * WINDS...North to northeast winds increasing to 25 to 35 MPH tonight, with gusts from 50 to 60 MPH. Isolated gusts on ridgetops and immediately below canyons up to 65 mph. * TIMING...The strongest winds will occur after midnight tonight through late morning Saturday. * LOCATION...Strongest winds along Interstate 15 from Cajon Pass to the Inland Empire and parts of inland Orange County, especially near the Santa Ana Mountains. * Impacts...Sudden, strong cross-winds, especially for high- profile vehicles. Possible tree and utility line damage. Downed palm fronds. * OUTLOOK...Winds will diminish rapidly Saturday afternoon. * REPORTS...Please send reports of strong winds and wind damage to the National Weather Service via our Facebook and Twitter feeds and online. 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. && $$ CAZ050-056-058-062-065-290500- /O.CON.KSGX.WI.Y.0022.170429T0500Z-170429T2100Z/ San Diego County Valleys-Riverside County Mountains- San Diego County Mountains-San Diego County Deserts- San Gorgonio Pass Near Banning- Including the cities of Idyllwild-Pine Cove, Pine Valley, and Banning 122 PM PDT Fri Apr 28 2017 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 2 PM PDT SATURDAY... * WINDS...Gusty Northeast winds 20 to 30 MPH developing overnight with gusts 35 to 55 mph at times. * TIMING...Strongest winds early morning through midday Saturday. * LOCATION...Strongest winds along the coastal mountain slopes, ridgetops, and immediately below the canyons. * Impacts...Sudden, strong cross-winds, especially for high- profile vehicles. * OUTLOOK...Winds will diminish rapidly Saturday afternoon. * REPORTS...Please send reports of strong winds and wind damage to the National Weather Service via our Facebook and Twitter feeds and online. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that winds of 35 mph are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$ Maxwell
341 WWUS76 KSGX 290417 NPWSGX URGENT - WEATHER MESSAGE National Weather Service San Diego CA 917 PM PDT Fri Apr 28 2017 ...Strong northeast winds tonight through Saturday... .Surface high pressure building over the Great Basin will produce gusty Santa Ana winds tonight through midday Saturday. Northeast winds will strengthen tonight and peak Saturday morning. The strongest winds will surface below the Cajon Pass and over and just west of the Santa Ana Mountains where northeast winds 25 to 35 MPH with local gusts 55 to 65 MPH will occur. Moderately strong winds will also surface the San Diego County mountains, foothills and the eastern valleys. CAZ048-055-057-552-554-291300- /O.CON.KSGX.HW.W.0007.170429T0500Z-170429T2100Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Coastal Areas-Orange County Inland Areas- Including the cities of Ontario, Fontana, Rancho Cucamonga, Crestline, Lake Arrowhead, Big Bear Lake, Running Springs, and Mission Viejo 917 PM PDT Fri Apr 28 2017 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 PM PDT SATURDAY... * WINDS...North to northeast winds increasing to 25 to 35 MPH tonight, with gusts from 50 to 60 MPH. Isolated gusts on ridgetops and immediately below canyons up to 65 mph. * TIMING...The strongest winds will occur late tonight through midday Saturday. * LOCATIONS...Strongest winds along Interstate 15 from Cajon Pass to the Inland Empire and parts of inland Orange County, especially near the Santa Ana Mountains. * Impacts...Sudden, strong cross-winds affecting high-profile vehicles. Possible tree and utility line damage. Downed palm fronds. * OUTLOOK...Winds will diminish rapidly Saturday afternoon. * REPORTS...Please send reports of strong winds and wind damage to the National Weather Service via our Facebook and Twitter feeds and online. 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. && $$ CAZ050-056-058-062-065-291300- /O.CON.KSGX.WI.Y.0022.170429T0500Z-170429T2100Z/ San Diego County Valleys-Riverside County Mountains- San Diego County Mountains-San Diego County Deserts- San Gorgonio Pass Near Banning- Including the cities of Idyllwild-Pine Cove, Pine Valley, and Banning 917 PM PDT Fri Apr 28 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PDT SATURDAY... * WINDS...Gusty Northeast winds 20 to 30 MPH developing overnight with gusts 35 to 55 mph at times. * TIMING...Strongest winds late tonight through midday Saturday. * LOCATION...Strongest winds on the coastal mountains slopes and the foothills, along Interstate 10 through the San Gorgonio Pass, and Interstate 8 through the San Diego County Mountains. * Impacts...Sudden, strong cross-winds affecting high-profile vehicles. * OUTLOOK...Winds will diminish rapidly Saturday afternoon. * REPORTS...Please send reports of strong winds and wind damage to the National Weather Service via our Facebook and Twitter feeds and online. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that winds of 35 mph are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$ Moede
305 WWUS76 KSGX 291052 NPWSGX URGENT - WEATHER MESSAGE National Weather Service San Diego CA 352 AM PDT Sat Apr 29 2017 ...Strong gusty northeast winds this morning near the coastal slopes of the mountains... .Surface high pressure over the Great Basin will bring strong gusty northeast winds near and along the coastal slopes of the mountains and below passes and canyons this morning. CAZ062-291200- /O.CAN.KSGX.WI.Y.0022.000000T0000Z-170429T2100Z/ San Diego County Deserts- 352 AM PDT Sat Apr 29 2017 ...WIND ADVISORY IS CANCELLED... The National Weather Service in San Diego has cancelled the Wind Advisory. Local north to northeast winds 15 to 25 mph with gusts to 35 mph in the morning. $$ CAZ048-055-057-552-554-291900- /O.EXT.KSGX.HW.W.0007.000000T0000Z-170429T1900Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Coastal Areas-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, Huntington Beach, Costa Mesa, Santa Ana, Anaheim, Garden Grove, Irvine, Orange, Fullerton, and Mission Viejo 352 AM PDT Sat Apr 29 2017 ...HIGH WIND WARNING NOW IN EFFECT UNTIL NOON PDT TODAY... * WINDS...Areas of northeast winds 20 to 30 mph with gusts to 55 mph. Isolated gusts to 65 mph near and along coastal slopes of the mountains and below the Cajon Pass. * TIMING...Strongest and most widespread winds after sunrise. Winds will diminish rapidly during the late morning and afternoon. * LOCATIONS...Strongest winds near and along coastal slopes of the mountains and below the Cajon Pass. * IMPACTS...The winds will make driving difficult...especially for motorists with high profile vehicles. Watch for broken tree limbs and downed palm fronds. * REPORTS...Please send reports of strong winds and wind damage to the National Weather Service via Facebook and Twitter feeds and online. 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. && $$ CAZ050-056-058-065-291900- /O.EXT.KSGX.WI.Y.0022.000000T0000Z-170429T1900Z/ San Diego County Valleys-Riverside County Mountains- San Diego County Mountains-San Gorgonio Pass Near Banning- Including the cities of Idyllwild-Pine Cove and Pine Valley 352 AM PDT Sat Apr 29 2017 ...WIND ADVISORY NOW IN EFFECT UNTIL NOON PDT TODAY... * WINDS...Areas of northeast winds 20 to 30 mph with gusts to 50 mph. * TIMING...Strongest and most widespread winds after sunrise. Winds will diminish rapidly during the late morning and afternoon. * LOCATION...Strongest winds near and along coastal slopes of the mountains. * IMPACTS...The winds will make driving difficult...especially for motorists with high profile vehicles. Watch for broken tree limbs and downed palm fronds. * REPORTS...Please send reports of strong winds and wind damage to the National Weather Service via Facebook and Twitter feeds and online. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that winds of 35 mph are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$ 17
903 WWUS76 KSGX 291855 NPWSGX URGENT - WEATHER MESSAGE National Weather Service San Diego CA 1155 AM PDT Sat Apr 29 2017 CAZ048-055-057-552-554-292000- /O.EXP.KSGX.HW.W.0007.000000T0000Z-170429T1900Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Coastal Areas-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, Huntington Beach, Costa Mesa, Santa Ana, Anaheim, Garden Grove, Irvine, Orange, Fullerton, and Mission Viejo 1155 AM PDT Sat Apr 29 2017 ...HIGH WIND WARNING WILL EXPIRE AT NOON PDT TODAY... Areas of gusty northeast winds will continue along the coastal slopes and foothill areas through early afternoon, but will be below warning levels. A peak wind gust of 70 MPH was logged at 6 AM PDT this morning at Fremont Canyon. $$ CAZ050-056-058-065-292000- /O.EXP.KSGX.WI.Y.0022.000000T0000Z-170429T1900Z/ San Diego County Valleys-Riverside County Mountains- San Diego County Mountains-San Gorgonio Pass Near Banning- Including the cities of Idyllwild-Pine Cove and Pine Valley 1155 AM PDT Sat Apr 29 2017 ...WIND ADVISORY WILL EXPIRE AT NOON PDT TODAY... Areas of gusty northeast winds will continue along the coastal slopes and foothill areas through early afternoon, but will be below advisory level. Sill Hill had a peak wind gust of 57 MPH at 4 AM this morning. $$ JAD
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 4:38 AM PDT | Wind Advisory | SGX | Riverside, San Diego | 31 hr |
Nearby
High Wind Warnings in California, 2017Every high wind warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.