Alert archive / California / High Wind Warnings in 2021
High Wind Warning 11, NWS San Diego, CA
NWS San Diego, CA issued this high wind warning at Dec 26, 2021, 12:03 PM PST for Riverside County, San Bernardino County, San Diego County, California. It took effect at Dec 27, 2021, 12:00 PM PST. It was in force for 8 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
- Dec 26, 2021, 12:03 PM PST (20:03 UTC)
- In effect from
- Dec 27, 2021, 12:00 PM PST
- Expired
- Dec 27, 2021, 7:39 PM PST
- In force
- 8 hr
- Issued by
- NWS San Diego, CA
Counties Riverside County, CA, San Bernardino County, CA, San Diego County, CA
The radar
The Santa Ana Mts radar (KSOX), 122 km from the middle of the area, began a volume at 20:06 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, 8.1 hours before the alert went out and 145 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
- 2 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 690 m above ground
- 0-6 km bulk shear
- 78 kt
- 0-1 km storm-relative helicity
- -29 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
860 WWUS76 KSGX 262003 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 1203 PM PST Sun Dec 26 2021 CAZ060-062-065-270615- /O.EXP.KSGX.WI.Y.0042.000000T0000Z-211226T2000Z/ /O.NEW.KSGX.HW.W.0011.211227T2000Z-211228T1100Z/ Apple and Lucerne Valleys-San Diego County Deserts- San Gorgonio Pass Near Banning- Including the cities of Victorville, Hesperia, Apple Valley, Borrego Springs, Banning, and Desert Hot Springs 1203 PM PST Sun Dec 26 2021 ...HIGH WIND WARNING IN EFFECT FROM NOON MONDAY TO 3 AM PST TUESDAY... ...WIND ADVISORY WILL EXPIRE AT NOON PST TODAY... * WHAT...Areas of west to southwest winds 20 to 40 mph with gusts to 70 mph expected. * WHERE...Apple and Lucerne Valleys, San Diego County Deserts and San Gorgonio Pass Near Banning. * WHEN...From noon Monday to 3 AM PST Tuesday. * IMPACTS...Damaging winds will blow down trees and power lines. Power outages are possible. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Strongest winds will be near the foothills of the mountains and through San Gorgonio Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution if you must drive. Secure loose objects. && $$ CAZ056-058-262115- /O.EXP.KSGX.WI.Y.0042.000000T0000Z-211226T2000Z/ Riverside County Mountains-San Diego County Mountains- Including the city of Julian 1203 PM PST Sun Dec 26 2021 ...WIND ADVISORY WILL EXPIRE AT NOON PST TODAY... Winds will continue to decrease today, though they will increase again Monday with the arrival of the next winter storm. $$ CAZ061-270615- /O.NEW.KSGX.HW.W.0011.211227T2000Z-211228T1100Z/ Coachella Valley- Including the cities of Indio, Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, La Quinta, and Coachella 1203 PM PST Sun Dec 26 2021 ...HIGH WIND WARNING IN EFFECT FROM NOON MONDAY TO 3 AM PST TUESDAY... * WHAT...Areas of west winds 15 to 35 mph with gusts to 60 mph expected. * WHERE...Coachella Valley. * WHEN...From noon Monday to 3 AM PST Tuesday. * IMPACTS...Damaging winds will blow down trees and power lines. Power outages are possible. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Winds will be quite variable over short distances with calm or even easterly winds adjacent to locations receiving strong west winds. Strongest winds will be north of Interstate 10. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution if you must drive. Secure loose objects. && $$ Maxwell
3 follow-up statements
265 WWUS76 KSGX 271125 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 325 AM PST Mon Dec 27 2021 CAZ060>062-065-272300- /O.CON.KSGX.HW.W.0011.211227T2000Z-211228T1100Z/ Apple and Lucerne Valleys-Coachella Valley- San Diego County Deserts-San Gorgonio Pass Near Banning- Including the cities of Victorville, Hesperia, Apple Valley, Indio, Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, La Quinta, Coachella, Borrego Springs, Banning, and Desert Hot Springs 325 AM PST Mon Dec 27 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM NOON TODAY TO 3 AM PST TUESDAY... * WHAT...West winds 20 to 30 mph with gusts to 60 mph expected. * WHERE...San Diego County Deserts, Apple and Lucerne Valleys, Coachella Valley and San Gorgonio Pass Near Banning. * WHEN...From noon today to 3 AM PST Tuesday. * IMPACTS...Damaging winds will blow down trees and power lines. Power outages are possible. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Strongest winds will be near the foothills of the mountains and in the northern Coachella Valley below the San Gorgonio Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution if you must drive. && $$ For more information from the National Weather Service visit http://weather.gov/sandiego 17
058 WWUS76 KSGX 272137 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 137 PM PST Mon Dec 27 2021 CAZ060>062-065-280600- /O.CON.KSGX.HW.W.0011.000000T0000Z-211228T1100Z/ Apple and Lucerne Valleys-Coachella Valley- San Diego County Deserts-San Gorgonio Pass Near Banning- Including the cities of Victorville, Hesperia, Apple Valley, Indio, Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, La Quinta, Coachella, Borrego Springs, Banning, and Desert Hot Springs 137 PM PST Mon Dec 27 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 AM PST TUESDAY... * WHAT...West winds 20 to 30 mph with local gusts to 65 mph expected. * WHERE...San Diego County Deserts, Apple and Lucerne Valleys, Coachella Valley and San Gorgonio Pass Near Banning. * WHEN...From noon today to 3 AM PST Tuesday. * IMPACTS...Damaging winds will blow down trees and power lines. Power outages are possible. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Strongest winds will be near the foothills of the mountains and in the northern Coachella Valley below the San Gorgonio Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution if you must drive. && $$ Maxwell
212 WWUS76 KSGX 280339 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 739 PM PST Mon Dec 27 2021 CAZ060>062-065-281100- /O.CAN.KSGX.HW.W.0011.000000T0000Z-211228T1100Z/ /O.NEW.KSGX.WI.Y.0043.211228T0339Z-211228T1100Z/ Apple and Lucerne Valleys-Coachella Valley- San Diego County Deserts-San Gorgonio Pass Near Banning- Including the cities of Victorville, Hesperia, Apple Valley, Indio, Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, La Quinta, Coachella, Borrego Springs, Banning, and Desert Hot Springs. 739 PM PST Mon Dec 27 2021 ...WIND ADVISORY IN EFFECT UNTIL 3 AM PST TUESDAY... ...HIGH WIND WARNING IS CANCELLED... * WHAT...West winds 15 to 25 mph with gusts to 45 mph. Locally 30 to 45 mph with gusts to 60 mph near the San Gorgonio Pass * WHERE...Apple and Lucerne Valleys, Coachella Valley, San Diego County Deserts and San Gorgonio Pass Near Banning. * WHEN...Until 3 AM PST Tuesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down. * ADDITIONAL DETAILS...Winds will be gusty through Tuesday morning, but High Winds are no longer expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/sandiego
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 26, 12:58 AM PST | Areal Flood Advisory | SGX | Orange, Riverside, San Bernardino | 3 hr |
| Dec 26, 2:33 AM PST | Gale Watch | SGX | 11 hr | |
| Dec 26, 3:25 AM PST | Wind Advisory | SGX | Riverside, San Bernardino, San Diego | 9 hr |
| Dec 26, 1:40 PM PST | Winter Storm Warning | SGX | Riverside, San Bernardino, San Diego | 37 hr |
| Dec 26, 1:42 PM PST | Gale Warning | SGX | 30 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.