Alert archive / California / Wind Advisories in 2021

Wind Advisory 7, NWS Phoenix, AZ

March 8, 2021Imperial County, Riverside County, San Bernardino County, California

NWS Phoenix, AZ issued this wind advisory at Mar 8, 2021, 1:15 PM PST for Imperial County, Riverside County, San Bernardino County, California. It took effect at Mar 9, 2021, 10:00 AM PST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Mar 8, 2021, 1:15 PM PST (21:15 UTC)
In effect from
Mar 9, 2021, 10:00 AM PST
Expired
Mar 9, 2021, 9:40 PM PST
In force
12 hr
Issued by
NWS Phoenix, AZ

Counties Imperial County, CA, Riverside County, CA, San Bernardino County, CA

The radar

The San Diego radar (KNKX), 154 km from the middle of the area, began a volume at 21:20 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, 9.3 hours before the alert went out and 174 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 2021-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 joules per kilogram.LCLLFCEL10008507005003002001001 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 2021-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 square meters per square second.19395878Sfc1 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
6 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
562 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
12 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

414 
WWUS75 KPSR 082115
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
215 PM MST Mon Mar 8 2021

CAZ560-562>568-090915-
/O.NEW.KPSR.WI.Y.0007.210309T1800Z-210310T0800Z/
Joshua Tree NP West-Imperial County Southwest-Salton Sea-
Chuckwalla Mountains-Imperial County Southeast-
Imperial County West-Imperial Valley-Chiriaco Summit-
Including the cities of Cottonwood Visitor, 
Lost Horse-Keys Village, Desert Shores, 
Imperial Hot Mineral Springs, Coolidge Springs, Salton City, 
Winona, Coyote Wells, Ocotillo, Plaster City, El Centro, 
Calexico, Alamorio, Brawley, and Chiriaco Summit
115 PM PST Mon Mar 8 2021

...WIND ADVISORY IN EFFECT FROM 10 AM TUESDAY TO MIDNIGHT PST
TUESDAY NIGHT...

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

* WHERE...Western portion of Joshua Tree National Park, 
  Southwest corner of Imperial County, Salton Sea, Chuckwalla 
  Mountains, Southeastern Imperial County, Western Imperial 
  County, Imperial Valley and Chiriaco Summit.

* WHEN...From 10 AM Tuesday to midnight PST Tuesday night.

* IMPACTS...Difficult driving conditions, especially for larger
  vehicles traveling along north-south roads with crosswinds.
  Light, unsecured objects may become airborne. Blowing dust/sand
  may also briefly reduce visibility.

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.

&&

$$
7 follow-up statements
363 
WWUS75 KPSR 090429
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
929 PM MST Mon Mar 8 2021

CAZ560-562>568-091230-
/O.CON.KPSR.WI.Y.0007.210309T1800Z-210310T0800Z/
Joshua Tree NP West-Imperial County Southwest-Salton Sea-
Chuckwalla Mountains-Imperial County Southeast-
Imperial County West-Imperial Valley-Chiriaco Summit-
Including the cities of Cottonwood Visitor, 
Lost Horse-Keys Village, Desert Shores, 
Imperial Hot Mineral Springs, Coolidge Springs, Salton City, 
Winona, Coyote Wells, Ocotillo, Plaster City, El Centro, 
Calexico, Alamorio, Brawley, and Chiriaco Summit
829 PM PST Mon Mar 8 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM TUESDAY TO MIDNIGHT
PST TUESDAY NIGHT...

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

* WHERE...Western portion of Joshua Tree National Park, Salton
  Sea, Southwest corner of Imperial County, Imperial Valley, 
  Western Imperial County, Southeastern Imperial County and 
  Chuckwalla Mountains.

* WHEN...From 10 AM Tuesday to midnight PST Tuesday night.

* 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.

&&

$$
177 
WWUS75 KPSR 091016
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
316 AM MST Tue Mar 9 2021

CAZ560-562>568-092300-
/O.CON.KPSR.WI.Y.0007.210309T1800Z-210310T0800Z/
Joshua Tree NP West-Imperial County Southwest-Salton Sea-
Chuckwalla Mountains-Imperial County Southeast-
Imperial County West-Imperial Valley-Chiriaco Summit-
Including the cities of Cottonwood Visitor, 
Lost Horse-Keys Village, Desert Shores, 
Imperial Hot Mineral Springs, Coolidge Springs, Salton City, 
Winona, Coyote Wells, Ocotillo, Plaster City, El Centro, 
Calexico, Alamorio, Brawley, and Chiriaco Summit
216 AM PST Tue Mar 9 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
MIDNIGHT PST TONIGHT...

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

* WHERE...Western portion of Joshua Tree National Park, Salton
  Sea, Imperial Valley, Western Imperial County, Southeastern 
  Imperial County and Chuckwalla Mountains.

* WHEN...From 10 AM Tuesday to midnight PST Tuesday night.

* 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.

&&

$$
215 
WWUS75 KPSR 092057
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
157 PM MST Tue Mar 9 2021

CAZ560-562>568-100800-
/O.CON.KPSR.WI.Y.0007.000000T0000Z-210310T0800Z/
Joshua Tree NP West-Imperial County Southwest-Salton Sea-
Chuckwalla Mountains-Imperial County Southeast-
Imperial County West-Imperial Valley-Chiriaco Summit-
Including the cities of Cottonwood Visitor, 
Lost Horse-Keys Village, Desert Shores, 
Imperial Hot Mineral Springs, Coolidge Springs, Salton City, 
Winona, Coyote Wells, Ocotillo, Plaster City, El Centro, 
Calexico, Alamorio, Brawley, and Chiriaco Summit
1257 PM PST Tue Mar 9 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST TONIGHT...

* WHAT...West winds 15 to 25 mph with gusts up to 40 to 45 mph.

* WHERE...Chiriaco Summit, Salton Sea, Southwest corner of 
  Imperial County, Western portion of Joshua Tree National Park, 
  Imperial Valley, Western Imperial County, Southeastern 
  Imperial County and Chuckwalla Mountains.

* WHEN...Until midnight PST tonight.

* IMPACTS...Difficult driving conditions, especially for larger
  vehicles traveling along roads with crosswinds. Light, unsecured
  objects may become airborne. Patchy blowing dust may briefly
  lower visibility.

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.

&&

$$
900 
WWUS75 KPSR 092133
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
233 PM MST Tue Mar 9 2021

CAZ562>567-100800-
/O.NEW.KPSR.DU.Y.0003.210309T2133Z-210310T0300Z/
/O.CON.KPSR.WI.Y.0007.000000T0000Z-210310T0800Z/
Imperial County Southwest-Salton Sea-Chuckwalla Mountains-
Imperial County Southeast-Imperial County West-Imperial Valley-
Including the cities of Desert Shores, 
Imperial Hot Mineral Springs, Coolidge Springs, Salton City, 
Winona, Coyote Wells, Ocotillo, Plaster City, El Centro, 
Calexico, Alamorio, and Brawley
133 PM PST Tue Mar 9 2021

...BLOWING DUST ADVISORY IN EFFECT UNTIL 7 PM PST THIS EVENING...
...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST TONIGHT...

* WHAT...For the Blowing Dust Advisory, visibility between one
  quarter mile and one mile in blowing dust. For the Wind
  Advisory, west winds 15 to 25 mph with gusts up to 40 to 45 
  mph.

* WHERE...Southwest corner of Imperial County, Salton Sea, 
  Chuckwalla Mountains, Southeastern Imperial County, Western 
  Imperial County and Imperial Valley.

* WHEN...For the Blowing Dust Advisory, until 7 PM PST this 
  evening. For the Wind Advisory, until midnight PST tonight.

* IMPACTS...Hazardous driving conditions due to reduced 
  visibility. Difficult driving conditions, especially for 
  larger vehicles traveling along roads with crosswinds. Light, 
  unsecured objects may become airborne.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be ready for a sudden drop in visibility. If you encounter
blowing dust or blowing sand on the roadway or see it
approaching, pull off the road as far as possible and put your
vehicle in park. Turn the lights all the way off and keep your
foot off the brake pedal.

Remember, pull aside, stay alive.

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.

&&

$$

CAZ560-568-100800-
/O.CON.KPSR.WI.Y.0007.000000T0000Z-210310T0800Z/
Joshua Tree NP West-Chiriaco Summit-
Including the cities of Cottonwood Visitor, 
Lost Horse-Keys Village, and Chiriaco Summit
133 PM PST Tue Mar 9 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST TONIGHT...

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

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

* WHEN...Until midnight PST tonight.

* IMPACTS...Difficult driving conditions, especially for larger 
  vehicles traveling along roads with crosswinds. Light, 
  unsecured objects may become airborne. Patchy blowing dust may 
  briefly lower visibility.

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.

&&

$$
052 
WWUS75 KPSR 092228
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
328 PM MST Tue Mar 9 2021

AZZ530-532-535-536-539-553-554-559-CAZ569-100300-
/O.EXA.KPSR.DU.Y.0003.000000T0000Z-210310T0300Z/
Parker Valley-Yuma-Southeast Yuma County-Gila River Valley-
Gila Bend-Northwest Pinal County-West Pinal County-
Sonoran Desert Natl Monument-Palo Verde Valley-
Including the cities of Parker, Ehrenberg, Yuma, 
Fortuna Foothills, Ligurta, Gila Bend, Sentinel, Casa Grande, 
Florence, Coolidge, Kaka, Martinez Lake, Blythe, Palo Verde, 
and Ripley
328 PM MST Tue Mar 9 2021 /228 PM PST Tue Mar 9 2021/

...BLOWING DUST ADVISORY IN EFFECT UNTIL 8 PM MST /7 PM PST/ THIS
EVENING...

* WHAT...Areas of visibility between one quarter mile and one mile
  in blowing dust. Wind gusts of 30-35mph.

* WHERE...In Arizona, Parker Valley, Yuma, Southeast Yuma 
  County, Gila River Valley, Gila Bend, Northwest Pinal County, 
  West Pinal County and Sonoran Desert National Monument. In 
  California, Palo Verde Valley.

* WHEN...Until 8 PM MST /7 PM PST/ this evening.

* IMPACTS...Hazardous driving conditions due to reduced 
  visibility and more difficult handling.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be ready for a sudden drop in visibility. If you encounter
blowing dust or blowing sand on the roadway or see it
approaching, pull off the road as far as possible and put your
vehicle in park. Turn the lights all the way off and keep your
foot off the brake pedal.

Remember, pull aside, stay alive.

&&

$$

CAZ562>567-100800-
/O.CON.KPSR.DU.Y.0003.000000T0000Z-210310T0300Z/
/O.CON.KPSR.WI.Y.0007.000000T0000Z-210310T0800Z/
Imperial County Southwest-Salton Sea-Chuckwalla Mountains-
Imperial County Southeast-Imperial County West-Imperial Valley-
Including the cities of Desert Shores, 
Imperial Hot Mineral Springs, Winterhaven, Coolidge Springs, 
Salton City, Winona, Coyote Wells, Ocotillo, Plaster City, 
El Centro, Calexico, Alamorio, and Brawley
228 PM PST Tue Mar 9 2021

...BLOWING DUST ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...
...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST TONIGHT...

* WHAT...For the Blowing Dust Advisory, visibility between one 
  quarter mile and one mile in blowing dust. For the Wind 
  Advisory, west winds 15 to 25 mph with gusts up to 45 mph.

* WHERE...Salton Sea, Southwest corner of Imperial County, 
  Imperial Valley, Western Imperial County, Southeastern 
  Imperial County and Chuckwalla Mountains.

* WHEN...For the Blowing Dust Advisory, until 7 PM PST this 
  evening. For the Wind Advisory, until midnight PST tonight.

* IMPACTS...Hazardous driving conditions due to reduced 
  visibility. Difficult driving conditions, especially for 
  larger vehicles traveling along roads with crosswinds. Light, 
  unsecured objects may become airborne.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be ready for a sudden drop in visibility. If you encounter
blowing dust or blowing sand on the roadway or see it
approaching, pull off the road as far as possible and put your
vehicle in park. Turn the lights all the way off and keep your
foot off the brake pedal.

Remember, pull aside, stay alive.

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.

&&

$$

CAZ560-568-100800-
/O.CON.KPSR.WI.Y.0007.000000T0000Z-210310T0800Z/
Joshua Tree NP West-Chiriaco Summit-
Including the cities of Cottonwood Visitor, 
Lost Horse-Keys Village, and Chiriaco Summit
228 PM PST Tue Mar 9 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST TONIGHT...

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

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

* WHEN...Until midnight PST tonight.

* 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.

&&

$$
009 
WWUS75 KPSR 100302
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
802 PM MST Tue Mar 9 2021

CAZ562>567-100800-
/O.EXP.KPSR.DU.Y.0003.000000T0000Z-210310T0300Z/
/O.CON.KPSR.WI.Y.0007.000000T0000Z-210310T0800Z/
Imperial County Southwest-Salton Sea-Chuckwalla Mountains-
Imperial County Southeast-Imperial County West-Imperial Valley-
Including the cities of Desert Shores, 
Imperial Hot Mineral Springs, Winterhaven, Coolidge Springs, 
Salton City, Winona, Coyote Wells, Ocotillo, Plaster City, 
El Centro, Calexico, Alamorio, and Brawley
702 PM PST Tue Mar 9 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST TONIGHT...
...BLOWING DUST ADVISORY HAS EXPIRED...

* WHAT...West winds 15 to 25 mph with gusts up to 35 mph.

* WHERE...Salton Sea, Southwest corner of Imperial County, 
  Imperial Valley, Western Imperial County, Southeastern 
  Imperial County and Chuckwalla Mountains.

* WHEN...Until midnight PST tonight.

* 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.

&&

$$

AZZ530-532-535-536-539-553-554-559-CAZ569-100415-
/O.EXP.KPSR.DU.Y.0003.000000T0000Z-210310T0300Z/
Parker Valley-Yuma-Southeast Yuma County-Gila River Valley-
Gila Bend-Northwest Pinal County-West Pinal County-
Sonoran Desert Natl Monument-Palo Verde Valley-
Including the cities of Parker, Ehrenberg, Yuma, 
Fortuna Foothills, Ligurta, Gila Bend, Sentinel, Casa Grande, 
Florence, Coolidge, Kaka, Martinez Lake, Blythe, Palo Verde, 
and Ripley
802 PM MST Tue Mar 9 2021 /702 PM PST Tue Mar 9 2021/

...BLOWING DUST ADVISORY HAS EXPIRED...

Areas of blowing dust have subsided and visibility has improved.

$$

CAZ560-568-100800-
/O.CON.KPSR.WI.Y.0007.000000T0000Z-210310T0800Z/
Joshua Tree NP West-Chiriaco Summit-
Including the cities of Cottonwood Visitor, 
Lost Horse-Keys Village, and Chiriaco Summit
702 PM PST Tue Mar 9 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST TONIGHT...

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

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

* WHEN...Until midnight PST tonight.

* 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.

&&

$$
698 
WWUS75 KPSR 100540
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
1040 PM MST Tue Mar 9 2021

CAZ560-562>568-100645-
/O.CAN.KPSR.WI.Y.0007.000000T0000Z-210310T0800Z/
Joshua Tree NP West-Imperial County Southwest-Salton Sea-
Chuckwalla Mountains-Imperial County Southeast-
Imperial County West-Imperial Valley-Chiriaco Summit-
940 PM PST Tue Mar 9 2021

...WIND ADVISORY IS CANCELLED...

Winds have dropped below Advisory levels and are expected to
remain that way the rest of the night. However, breeziness will 
continue well into the night. 

$$

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.