Alert archive / California / High Wind Watches in 2021
High Wind Watch 5, NWS San Diego, CA
NWS San Diego, CA issued this high wind watch at Mar 13, 2021, 1:55 PM PST for Riverside County, San Bernardino County, San Diego County, California. It took effect at Mar 15, 2021, 8:00 AM PDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Mar 13, 2021, 1:55 PM PST (21:55 UTC)
- In effect from
- Mar 15, 2021, 8:00 AM PDT
- Expired
- Mar 14, 2021, 1:41 AM PST
- In force
- 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 21:59 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, 9.9 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 945 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 162 m²/s²
- 0-3 km storm-relative helicity
- 326 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
910 WWUS76 KSGX 132155 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 155 PM PST Sat Mar 13 2021 CAZ055-056-058-060>062-065-140600- /O.NEW.KSGX.HW.A.0005.210315T1500Z-210316T0900Z/ San Bernardino County Mountains-Riverside County Mountains- San Diego County Mountains-Apple and Lucerne Valleys- Coachella Valley-San Diego County Deserts- San Gorgonio Pass Near Banning- Including the cities of Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, Wrightwood, Idyllwild-Pine Cove, Julian, Pine Valley, Victorville, Hesperia, Apple Valley, Indio, Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, La Quinta, Coachella, Borrego Springs, Banning, and Desert Hot Springs 155 PM PST Sat Mar 13 2021 ...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE MONDAY NIGHT... * WHAT...West winds 30 to 45 mph with gusts to 75 mph possible. * WHERE...San Bernardino County Mountains, Riverside County Mountains, San Diego County Mountains, Apple and Lucerne Valleys, Coachella Valley, San Diego County Deserts and San Gorgonio Pass Near Banning. * WHEN...From Monday morning through late Monday night. * IMPACTS...Damaging winds could blow down trees and power lines. Power outages are possible. Travel could be difficult, especially for high profile vehicles. Blowing dust and sand in the deserts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ jmb For more information from the National Weather Service visit http://weather.gov/sandiego
2 follow-up statements
072 WWUS76 KSGX 140515 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 915 PM PST Sat Mar 13 2021 CAZ055-056-058-060>062-065-141400- /O.CON.KSGX.HW.A.0005.210315T1500Z-210316T0900Z/ San Bernardino County Mountains-Riverside County Mountains- San Diego County Mountains-Apple and Lucerne Valleys- Coachella Valley-San Diego County Deserts- San Gorgonio Pass Near Banning- Including the cities of Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, Wrightwood, Idyllwild-Pine Cove, Julian, Pine Valley, Victorville, Hesperia, Apple Valley, Indio, Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, La Quinta, Coachella, Borrego Springs, Banning, and Desert Hot Springs 915 PM PST Sat Mar 13 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH LATE MONDAY NIGHT... * WHAT...West winds 30 to 45 mph with gusts over 70 mph possible. * WHERE...San Bernardino County Mountains, Riverside County Mountains, San Diego County Mountains, Apple and Lucerne Valleys, Coachella Valley, San Diego County Deserts and San Gorgonio Pass Near Banning. * WHEN...From Monday morning through late Monday night. Highest in the afternoon and early evening. * IMPACTS...Damaging winds could blow down trees and power lines with power outages possible. Travel may be difficult, especially for high profile vehicles. Blowing dust and sand in the deserts may greatly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ For more information from the National Weather Service visit http://weather.gov/sandiego
173 WWUS76 KSGX 140941 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 141 AM PST Sun Mar 14 2021 CAZ055-056-058-060>062-065-142100- /O.UPG.KSGX.HW.A.0005.210315T1500Z-210316T0900Z/ /O.NEW.KSGX.HW.W.0007.210315T1500Z-210316T0900Z/ San Bernardino County Mountains-Riverside County Mountains- San Diego County Mountains-Apple and Lucerne Valleys- Coachella Valley-San Diego County Deserts- San Gorgonio Pass Near Banning- Including the cities of Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, Wrightwood, Idyllwild-Pine Cove, Julian, Pine Valley, Victorville, Hesperia, Apple Valley, Indio, Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, La Quinta, Coachella, Borrego Springs, Banning, and Desert Hot Springs 141 AM PST Sun Mar 14 2021 ...HIGH WIND WARNING IN EFFECT FROM 8 AM MONDAY TO 2 AM PDT TUESDAY... * WHAT...West winds 25 to 45 mph with gusts to 70 mph expected. * WHERE...San Bernardino County Mountains, Riverside County Mountains, San Diego County Mountains, Apple and Lucerne Valleys, Coachella Valley, San Diego County Deserts and San Gorgonio Pass Near Banning. * WHEN...From 8 AM Monday to 2 AM PDT 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...Blowing dust and sand in the deserts may greatly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution if you must drive. && $$ Moede
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 12, 4:54 PM PST | Special Weather Statement | SGX | Orange | 36 min |
| Mar 12, 5:06 PM PST | Areal Flood Advisory | SGX | Riverside | 2 hr |
| Mar 13, 1:01 PM PST | Gale Watch | SGX | 13 hr |
Nearby
High Wind Watches in California, 2021Every high wind watch 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.