Alert archive / California / Wind Advisories in 2021

Wind Advisory 12, NWS Phoenix, AZ

March 23, 2021Imperial County, Riverside County, San Bernardino County, California; La Paz County, Arizona

NWS Phoenix, AZ issued this wind advisory at Mar 23, 2021, 1:56 AM PDT for Imperial County, Riverside County, San Bernardino County, California; La Paz County, Arizona. It took effect at Mar 23, 2021, 11:00 AM PDT. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Mar 23, 2021, 1:56 AM PDT (08:56 UTC)
In effect from
Mar 23, 2021, 11:00 AM PDT
Expired
Mar 24, 2021, 11:00 AM PDT
In force
24 hr
Issued by
NWS Phoenix, AZ

Counties La Paz County, AZ, Imperial County, CA, Riverside County, CA, San Bernardino County, CA

The radar

The Yuma radar (KYUX), 164 km from the middle of the area, began a volume at 09:00 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 00:00Z, 8.9 hours before the alert went out and 205 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.

Skew-T log-pSkew-T log-p diagram, San Diego, CA at 00:00Z on 2021-03-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, San Diego, CA at 00:00Z on 2021-03-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2062 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

739 
WWUS75 KPSR 230856
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
156 AM MST Tue Mar 23 2021

CAZ560-561-568-232200-
/O.NEW.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
156 AM PDT Tue Mar 23 2021

...WIND ADVISORY 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...Joshua Tree National Park, Chiriaco Summit, and I-10
  south 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-CAZ569-232200-
/O.NEW.KPSR.WI.Y.0012.210323T2200Z-210324T1800Z/
Parker Valley-Palo Verde Valley-
Including the cities of Parker, Ehrenberg, Blythe, Palo Verde, 
and Ripley
156 AM MST Tue Mar 23 2021 /156 AM PDT Tue Mar 23 2021/

...WIND ADVISORY 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.

&&

$$

CAZ562-231200-
/O.CON.KPSR.WI.Y.0011.000000T0000Z-210323T1200Z/
Imperial County Southwest-
156 AM PDT Tue Mar 23 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT EARLY THIS
MORNING...

* WHAT...West winds 25 to 35 mph with gusts up to 55 mph.

* WHERE...Southwest corner of Imperial County.

* WHEN...Until 5 AM PDT early this morning.

* IMPACTS...Difficult driving conditions along Interstate 8 and
  Highway 98. 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.

&&

$$

AJ
4 follow-up statements
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
516 
WWUS75 KPSR 232027
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
127 PM MST Tue Mar 23 2021

CAZ560-561-568-241230-
/O.CON.KPSR.WI.Y.0012.000000T0000Z-210324T1800Z/
Joshua Tree NP West-Joshua Tree NP East-Chiriaco Summit-
Including the cities of Cottonwood Visitor, 
Lost Horse-Keys Village, and Chiriaco Summit
127 PM PDT Tue Mar 23 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT WEDNESDAY...

* WHAT...Northwest winds 15 to 25 mph with gusts up to 40 mph.
  Occasional gusts up to 45 mph possible. 

* WHERE...Western portion of Joshua Tree National Park, Chiriaco 
  Summit and Eastern portion of Joshua Tree National Park.

* WHEN...Until 11 AM PDT Wednesday.

* IMPACTS...Difficult driving conditions, especially for larger 
  vehicles traveling along roads with crosswinds. 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.

&&

$$

AZZ530-CAZ569-241230-
/O.CON.KPSR.WI.Y.0012.210323T2200Z-210324T1800Z/
Parker Valley-Palo Verde Valley-
Including the cities of Parker, Ehrenberg, Blythe, Palo Verde, 
and Ripley
127 PM MST Tue Mar 23 2021 /127 PM PDT Tue Mar 23 2021/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 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...Until 11 AM MST /11 AM PDT/ Wednesday.

* IMPACTS...Difficult driving conditions, especially for larger 
  vehicles traveling along roads with crosswinds. 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.

&&

$$
287 
WWUS75 KPSR 240918
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
218 AM MST Wed Mar 24 2021

AZZ530-CAZ560-561-568-569-241800-
/O.CON.KPSR.WI.Y.0012.000000T0000Z-210324T1800Z/
Parker Valley-Joshua Tree NP West-Joshua Tree NP East-
Chiriaco Summit-Palo Verde Valley-
Including the cities of Parker, Ehrenberg, Cottonwood Visitor, 
Lost Horse-Keys Village, Chiriaco Summit, Blythe, Palo Verde, 
and Ripley
218 AM MST Wed Mar 24 2021 /218 AM PDT Wed Mar 24 2021/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST /11 AM PDT/
THIS MORNING...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph.

* WHERE...In Arizona, Parker Valley. In California, Western 
  portion of Joshua Tree National Park, Palo Verde Valley, 
  Chiriaco Summit and Eastern portion of Joshua Tree National 
  Park.

* WHEN...Until 11 AM MST /11 AM PDT/ this morning.

* IMPACTS...Difficult driving conditions, especially for larger 
  vehicles traveling along roads with crosswinds. 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.

&&

$$
025 
WWUS75 KPSR 241758
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
1058 AM MST Wed Mar 24 2021

AZZ530-CAZ560-561-568-569-241900-
/O.EXP.KPSR.WI.Y.0012.000000T0000Z-210324T1800Z/
Parker Valley-Joshua Tree NP West-Joshua Tree NP East-
Chiriaco Summit-Palo Verde Valley-
Including the cities of Parker, Ehrenberg, Cottonwood Visitor, 
Lost Horse-Keys Village, Chiriaco Summit, Blythe, Palo Verde, 
and Ripley
1058 AM MST Wed Mar 24 2021 /1058 AM PDT Wed Mar 24 2021/

...WIND ADVISORY WILL EXPIRE AT 11 AM MST /11 AM PDT/ THIS
MORNING...

Isolated gusts may occur but overall, strong wind gusts will 
continue to subside through the day.


$$

The office that day

Everything else NWS Phoenix, AZ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 23, 5:04 AM PDTWind AdvisoryPSRImperial3 hr
Mar 23, 4:39 PM PDTSpecial Weather StatementPSRImperial36 min

Nearby

Wind Advisories in California, 2021Wind Advisories in Arizona, 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.