Alert archive / California / Wind Advisories in 2021

Wind Advisory 11, NWS Phoenix, AZ

March 22, 2021Imperial County, California

NWS Phoenix, AZ issued this wind advisory at Mar 22, 2021, 1:51 PM PDT for Imperial County, California. It took effect at Mar 22, 2021, 7:00 PM PDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Mar 22, 2021, 1:51 PM PDT (20:51 UTC)
In effect from
Mar 22, 2021, 7:00 PM PDT
Expired
Mar 23, 2021, 5:00 AM PDT
In force
10 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 20:56 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, 8.9 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.

Skew-T log-pSkew-T log-p diagram, San Diego, CA at 12:00Z on 2021-03-22Temperature 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 12:00Z on 2021-03-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 134 square meters per square second.1939587897Sfc1 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
1464 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
134 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

174 
WWUS75 KPSR 222051
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
151 PM MST Mon Mar 22 2021

CAZ562-231200-
/O.NEW.KPSR.WI.Y.0011.210323T0200Z-210323T1200Z/
Imperial County Southwest-
151 PM PDT Mon Mar 22 2021

...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 5 AM PDT
TUESDAY...

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

* WHERE...Southwest corner of Imperial County including Interstate
  8.

* WHEN...From 7 PM this evening to 5 AM PDT Tuesday.

* 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.

&&

$$
2 follow-up statements
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
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

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.