Alert archive / California / Wind Advisories in 2021
Wind Advisory 13, NWS Phoenix, AZ
NWS Phoenix, AZ issued this wind advisory at Mar 23, 2021, 5:04 AM PDT for Imperial County, California. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Mar 23, 2021, 5:04 AM PDT (12:04 UTC)
- Expired
- Mar 23, 2021, 8:00 AM PDT
- In force
- 3 hr
- Issued by
- NWS Phoenix, AZ
County Imperial County, CA
The radar
The Yuma radar (KYUX), 90 km from the middle of the area, began a volume at 12:03 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, 0.1 hours before the alert went out and 173 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
- 1 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 560 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 187 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
896 WWUS75 KPSR 231204 NPWPSR URGENT - WEATHER MESSAGE National Weather Service Phoenix AZ 504 AM MST Tue Mar 23 2021 CAZ562-231500- /O.EXP.KPSR.WI.Y.0011.000000T0000Z-210323T1200Z/ /O.NEW.KPSR.WI.Y.0013.210323T1204Z-210323T1500Z/ Imperial County Southwest- 504 AM PDT Tue Mar 23 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 8 AM PDT THIS MORNING... * WHAT...West winds 25 to 35 mph with gusts up to 55 mph. * WHERE...Southwest corner of Imperial County. * WHEN...Until 8 AM PDT this morning. * IMPACTS...Difficult driving conditions along I-8 and Highway 98, especially for larger vehicles. Light, unsecured objects may become airborne. Minor tree damage possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained wind speeds of between 30 and 40 mph are expected, or wind gusts of between 40 and 58 mph. Winds this strong can make driving difficult, especially for high profile vehicles. In addition, strong winds over desert areas could result in briefly lowered visibilities to well under a mile at times in blowing dust or blowing sand. Use extra caution. && $$ CAZ560-561-568-240015- /O.CON.KPSR.WI.Y.0012.210323T1800Z-210324T1800Z/ Joshua Tree NP West-Joshua Tree NP East-Chiriaco Summit- Including the cities of Cottonwood Visitor, Lost Horse-Keys Village, and Chiriaco Summit 504 AM PDT Tue Mar 23 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 11 AM PDT WEDNESDAY... * WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Chiriaco Summit, Eastern portion of Joshua Tree National Park and Western portion of Joshua Tree National Park. * WHEN...From 11 AM this morning to 11 AM PDT Wednesday. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Those camping in Joshua Tree National Park should make preparations for very windy conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained wind speeds of between 30 and 40 mph are expected, or wind gusts of between 40 and 58 mph. Winds this strong can make driving difficult, especially for high profile vehicles. In addition, strong winds over desert areas could result in briefly lowered visibilities to well under a mile at times in blowing dust or blowing sand. Use extra caution. && $$ AZZ530-CAZ569-240015- /O.CON.KPSR.WI.Y.0012.210323T2200Z-210324T1800Z/ Parker Valley-Palo Verde Valley- Including the cities of Parker, Ehrenberg, Blythe, Palo Verde, and Ripley 504 AM MST Tue Mar 23 2021 /504 AM PDT Tue Mar 23 2021/ ...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM MST /3 PM PDT/ THIS AFTERNOON TO 11 AM MST /11 AM PDT/ WEDNESDAY... * WHAT...Northwest winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...In Arizona, Parker Valley. In California, Palo Verde Valley. * WHEN...From 3 PM MST /3 PM PDT/ this afternoon to 11 AM MST /11 AM PDT/ Wednesday. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds such as I-10. Light, unsecured objects may become airborne. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained wind speeds of between 30 and 40 mph are expected, or wind gusts of between 40 and 58 mph. Winds this strong can make driving difficult, especially for high profile vehicles. In addition, strong winds over desert areas could result in briefly lowered visibilities to well under a mile at times in blowing dust or blowing sand. Use extra caution. && $$ AJ
The office that day
Everything else NWS Phoenix, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 1:56 AM PDT | Wind Advisory | PSR | Imperial, Riverside, San Bernardino | 33 hr |
| Mar 23, 4:39 PM PDT | Special Weather Statement | PSR | Imperial | 36 min |
Nearby
Wind Advisories in California, 2021Every wind advisory 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.