Alert archive / California / High Wind Warnings in 2017

High Wind Warning 6, NWS San Diego, CA

March 29, 2017Riverside County, San Bernardino County, San Diego County, California

NWS San Diego, CA issued this high wind warning at Mar 29, 2017, 6:13 PM PDT for Riverside County, San Bernardino County, San Diego County, California. It took effect at Mar 30, 2017, 12:00 PM PDT. It was in force for 11 hr. 28 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Mar 29, 2017, 6:13 PM PDT (01:13 UTC)
In effect from
Mar 30, 2017, 12:00 PM PDT
Expired
Mar 30, 2017, 11:00 PM PDT
In force
11 hr
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 01:11 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.

What was reported inside it

TimeReportWhereRemark
Mar 30, 12:51 PM PDTNON-TSTM WND GST 6713 Ese Big Bear City, CAMESONET STATION BURNS CANYON /BCNC1/.
Mar 30, 12:51 PM PDTNON-TSTM WND GST 6930 Ssw Trona, CAMESONET STATION RED MOUNTAIN 2 ENE /SQSC1/.
Mar 30, 2:17 PM PDTNON-TSTM WND GST 624 Sse Yermo, CAASOS STATION BARSTOW-DAGGETT AIRPORT /DAG/.
Mar 30, 2:30 PM PDTNON-TSTM WND DMG1 S Bermuda Dunes, CATREE UPROOTED ON FRED WARING DRIVE JUST WEST OF ADAMS STREET.
Mar 30, 2:30 PM PDTNON-TSTM WND DMG3 Se Palm Springs, CAPOWER LINES DOWN NEAR THE HORIZON MOBILE PARK AT 3575 EAST PALM CANYON DRIVE.
Mar 30, 2:51 PM PDTNON-TSTM WND GST 9530 Ssw Trona, CAMESONET STATION RED MOUNTAIN.
Mar 30, 3:20 PM PDTNON-TSTM WND DMG1 Nnw Barstow, CANUMEROUS POWER POLES DOWN. REPORT VIA SOCIAL MEDIA.
Mar 30, 3:43 PM PDTNON-TSTM WND GST 642 E Palm Springs, CAA WIND GUST OF 64 MPH WAS RECORDED AT PALM SPRINGS REGIONAL AIRPORT.
Mar 30, 3:45 PM PDTNON-TSTM WND GST 755 Ene Pine Valley, CAMESONET STATION MT LAGUNA /HP001/.
Mar 30, 3:49 PM PDTNON-TSTM WND GST 624 Se Yucca Valley, CAMESONET STATION YUCCA VALLEY 3 ESE /E8870/.
Mar 30, 3:51 PM PDTNON-TSTM WND GST 9413 Ese Big Bear City, CAMESONET STATION BURNS CANYON /BCNC1/.
Mar 30, 3:51 PM PDTNON-TSTM WND GST 6225 Se Shoshone, CAMESONET STATION TECOPA 14 SE /HTSC1/.
Mar 30, 3:54 PM PDTNON-TSTM WND DMG2 Ne George Afb, CASAN BERNARDINO SHERIFFS OFFICE REPORTED 100S OF TUMBLEWEEDS BLOCKING ALL LANES ALONG NATIONAL TRAILS HWY AT MILLS ST. .
Mar 30, 3:55 PM PDTNON-TSTM WND GST 634 Ene Fort Irwin, CAAWOS STATION FORT IRWIN BICYCLE LAKE AIRFIELD /BYS/.
Mar 30, 4:03 PM PDTDUST STORMNewberry Springs, CAI-40 CLOSED BETWEEN NEWBERRY SPRINGS CA AND HECTOR CA DUE TO BLOWING DUST AND LOW VISIBILITY.
Mar 30, 4:13 PM PDTNON-TSTM WND GST 662 E Palm Springs, CAASOS STATION PALM SPRINGS AIRPORT /PSP/.
Mar 30, 4:25 PM PDTNON-TSTM WND DMG3 Sw Cathedral City, CALARGE TREE TOPPLED ONTO CAR AT THE OASIS RESORT IN PALM SPRINGS.
Mar 30, 4:55 PM PDTNON-TSTM WND GST 601 Nw George Afb, CAAWOS STATION VICTORVILLE AIRPORT /VCV/.
Mar 30, 5:15 PM PDTNON-TSTM WND DMG2 Nw Rancho Mirage, CA*** 1 INJ *** TREE FELL ONTO A GOLF CART AT 18885 GOLF CLUB DRIVE. ONE PERSON IS REPORTED TO HAVE CRITICAL INJURIES.
Mar 30, 5:20 PM PDTNON-TSTM WND DMG3 Sw Cathedral City, CA*** 1 INJ *** OFFICE OF EMERGENCY MANAGEMENT REPORTED A POSSIBLE INJURY FROM AN AWNING BLOWING DOWN AT A MOBILE HOME PARK NEAR PALM CANYON DRIVE AND CHEROKEE WAY.
Mar 30, 5:34 PM PDTNON-TSTM WND DMG1 Ene Bermuda Dunes, CACHP REPORTS VARNER ROAD CLOSED DUE TO SAND.
Mar 30, 5:45 PM PDTNON-TSTM WND GST 6612 Nnw Twentynine Palms, CAKNXP - TWENTYNINE PALMS.
Mar 30, 6:23 PM PDTNON-TSTM WND DMGPalm Springs, CANEARLY 2,000 CUSTOMERS REPORTED WITHOUT POWER IN PALM SPRINGS AREA DUE TO HIGH WINDS.
Mar 30, 6:50 PM PDTNON-TSTM WND DMG1 Nne Borrego Springs, CAPOWER POLES AND STREET SIGNS BLOWN OVER BY WIND ALONG BORREGO VALLEY ROAD.
Mar 30, 6:50 PM PDTNON-TSTM WND DMG5 Sw Indian Wells, CACHP REPORTING HIGH WINDS BLOWING ROCKS INTO LANES ALONG PALMS TO PINES SCENIC HIGHWAY.
Mar 30, 7:03 PM PDTHAIL 0.259 Nne Cherry Valley, CASKYWARN STORM SPOTTER REPORTED HAIL OF PEA SIZE AT FOREST FALLS ALONG WITH BRIEF HEAVY RAIN OF 5 MINUTE DURATION.
Mar 30, 7:28 PM PDTNON-TSTM WND DMGThousand Palms, CACHP REPORTS TRAFFIC LIGHT TWISTED DUE TO HIGH WIND AND NOW NOT FACING DIRECTION OF TRAFFIC. INTERSECTION OF MONTEREY AVE AND RAMON RD IN THOUSAND PALMS.
Mar 30, 7:30 PM PDTNON-TSTM WND GST 693 Wnw Borrego Springs, CAA 69 MPH WIND GUST WAS RECORDED AT THE ANZA BORREGO DESERT RESEARCH CENTER.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

San Diego, CA (KNKX), launched 00:00Z, 1.2 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.

Skew-T log-pSkew-T log-p diagram, San Diego, CA at 00:00Z on 2017-03-30Temperature 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 2017-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -29 square meters per square second.1939Sfc1 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
3508 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-29 m²/s²
0-3 km storm-relative helicity
-37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

487 
WWUS76 KSGX 300113
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
613 PM PDT Wed Mar 29 2017

...Strong and Locally Damaging West Winds in the Mountains and 
Deserts Thursday Afternoon and Evening...

.A deep low pressure trough over the Pacific Northwest will move 
rapidly southeast toward the Great Basin Thursday. This trough 
will bring strong and locally damaging west winds over the 
mountains and deserts Thursday afternoon and evening.

CAZ060-301200-
/O.UPG.KSGX.HW.A.0005.170330T1900Z-170331T1100Z/
/O.NEW.KSGX.HW.W.0006.170330T1900Z-170331T0600Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
613 PM PDT Wed Mar 29 2017

...HIGH WIND WARNING IN EFFECT FROM NOON TO 11 PM PDT THURSDAY...

The National Weather Service in San Diego has issued a High Wind
Warning, which is in effect from noon to 11 PM PDT Thursday. The
High Wind Watch is no longer in effect. 

* WINDS...Sustained west winds 30 to 40 mph with gusts up to 60
  mph.

* TIMING...Winds will increase Thursday morning, becoming strong
  and locally damaging Thursday afternoon and evening. The
  strongest winds are expected between 2 and 6 PM Thursday. 

* LOCATION...the high desert including Victorville, Hesperia, and
  Apple Valley and Interstate 15.

* VISIBILITY...Severe restrictions of a quarter of a mile or less
  in blowing dust and sand possible.

* IMPACTS...Hazardous travel conditions due to low visibility in
  blowing sand and dust, and sudden, strong cross-winds. Difficult
  travel for high-profile vehicles, especially Big Rigs which are
  prone to toppling. Minor structural and tree damage possible.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring.  Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

CAZ055-056-058-061-062-065-301200-
/O.UPG.KSGX.HW.A.0005.170330T1900Z-170331T1100Z/
/O.NEW.KSGX.HW.W.0006.170330T1900Z-170331T0600Z/
San Bernardino County Mountains-Riverside County Mountains-
San Diego County Mountains-Coachella Valley-
San Diego County Deserts-San Gorgonio Pass Near Banning-
Including the cities of Lake Arrowhead, Big Bear City, 
Big Bear Lake, Wrightwood, Julian, Pine Valley, Indio, 
Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, 
La Quinta, Coachella, Borrego Springs, and Desert Hot Springs
613 PM PDT Wed Mar 29 2017

...HIGH WIND WARNING IN EFFECT FROM NOON TO 11 PM PDT THURSDAY...

The National Weather Service in San Diego has issued a High Wind
Warning, which is in effect from noon to 11 PM PDT Thursday. The
High Wind Watch is no longer in effect. 

* WINDS...Sustained west winds of 20 to 40 mph. Gusts to 70 mph or
  higher on mountain tops and desert mountain slopes. Gusts of 50
  to 60 mph in the Coachella Valley and the San Diego County 
  desert.

* TIMING...Winds will increase Thursday morning, becoming strong
  and locally damaging Thursday afternoon and evening. The
  strongest winds are expected between 2 and 6 PM Thursday.  

* LOCATION...Mountain tops to the desert floor.

* VISIBILITY...Severe restrictions of a quarter of a mile or less
  in blowing dust and sand possible in the deserts.

* IMPACTS...Hazardous travel conditions at times due to low
  visibility in blowing sand and dust, and sudden, strong cross-
  winds. Difficult travel for high-profile vehicles, especially
  Big Rigs which are prone to toppling. Minor structural and tree
  damage possible.

* OUTLOOK...Winds will turn northerly Thursday night and be quite
  gusty from the northern Coachella Valley and through the Cajon
  Pass, but not as strong.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring.  Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$
Gregoria
5 follow-up statements
965 
WWUS76 KSGX 301113
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
413 AM PDT Thu Mar 30 2017

...Severe westerly winds with damage possible this afternoon and
evening in the Mountains and Deserts...

.A deep low pressure system over the Great Basin will generate 
very strong westerly winds this afternoon and evening over the 
mountains and deserts. Wind gusts over 60 mph will be likely with 
the potential for damage to trees and utility systems. Winds will 
diminish and turn northerly late tonight but remain gusty through
Friday.

CAZ060-302100-
/O.CON.KSGX.HW.W.0006.170330T1900Z-170331T0600Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
413 AM PDT Thu Mar 30 2017

...HIGH WIND WARNING REMAINS IN EFFECT FROM NOON TODAY TO 11 PM
PDT THIS EVENING...

* WINDS...Sustained west winds 30 to 40 mph with gusts to 60 mph.

* TIMING...Winds will increase this morning, becoming strong and
  with the potential for damage this afternoon and evening. The
  strongest winds are expected between 2 and 7 PM. 

* LOCATION...the high desert including Victorville, Hesperia, 
  and Apple Valley and Interstate 15. 

* VISIBILITY...Severe restrictions of a quarter of a mile or 
  less in blowing dust and sand possible. 

* IMPACTS...Hazardous travel conditions due to low visibility in 
  blowing sand and dust, and sudden, strong cross-winds. 
  Difficult travel for high-profile vehicles, especially Big 
  Rigs which are prone to toppling. Minor structural and tree 
  damage possible. 

* OUTLOOK...Winds will turn northerly late tonight but will not be
  quite as strong. Gusty northerly winds will continue Friday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring.  Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

CAZ055-056-058-061-062-065-302100-
/O.CON.KSGX.HW.W.0006.170330T1900Z-170331T0600Z/
San Bernardino County Mountains-Riverside County Mountains-
San Diego County Mountains-Coachella Valley-
San Diego County Deserts-San Gorgonio Pass Near Banning-
Including the cities of Lake Arrowhead, Big Bear City, 
Big Bear Lake, Wrightwood, Julian, Pine Valley, Indio, 
Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, 
La Quinta, Coachella, Borrego Springs, and Desert Hot Springs
413 AM PDT Thu Mar 30 2017

...HIGH WIND WARNING REMAINS IN EFFECT FROM NOON TODAY TO 11 PM
PDT THIS EVENING...

* WINDS...Sustained west winds of 20 to 40 mph. Gusts up to 80 mph
  along mountain tops and the desert mountain slopes. Gusts up to
  60 mph in the Coachella Valley and San Diego County desert.

* TIMING...Winds will increase this morning, becoming strong and
  with the potential for damage this afternoon and evening. The
  strongest winds are expected between 3 and 8 PM. 

* LOCATION...From the mountain tops to the desert floor.

* VISIBILITY...Severe restrictions of a quarter of a mile or 
  less in blowing dust and sand possible in the deserts. 

* IMPACTS...Hazardous travel conditions at times due to low 
  visibility in blowing sand and dust, and sudden, strong cross- 
  winds. Difficult travel for high-profile vehicles, especially 
  Big Rigs which are prone to toppling. Minor structural and 
  tree damage possible. 

* OUTLOOK...Winds will turn northerly tonight and be quite gusty
  from the northern Coachella Valley and through the Cajon Pass,
  but not as strong. Gusty northerly winds will continue Friday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring.  Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

jmb
123 
WWUS76 KSGX 301923
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
1223 PM PDT Thu Mar 30 2017

...Very strong and potentially damaging winds in the Mountains and
Deserts today through early tonight...

.A deep low pressure system over the Great Basin will generate 
very strong westerly winds this afternoon and evening over the 
mountains and deserts. Wind gusts over 60 mph are likely with the 
potential for damage to trees and utility systems. Barstow recored
a wind gust of 58 mph at Noon. The winds will diminish and turn 
northerly late tonight but remain gusty through Friday.

CAZ060-310600-
/O.CON.KSGX.HW.W.0006.000000T0000Z-170331T0600Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
1223 PM PDT Thu Mar 30 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...

* WINDS...Sustained west winds 30 to 40 mph with gusts to 70 mph.

* TIMING...Today through 11 pm tonight. Strongest winds between 2
  and 7 PM. 

* LOCATION...The high deserts including Victorville, Hesperia, and
  Apple Valley, Interstate 15, Highway 395 and all local roads.

* VISIBILITY...Severe restrictions down to a quarter of a mile or
  less in blowing dust and sand at times.  

* IMPACTS...Hazardous travel conditions due to low visibility in 
  blowing sand and dust, and sudden, strong cross-winds. 
  Difficult travel for high-profile vehicles, especially Big 
  Rigs which are prone to toppling. Minor structural and tree 
  damage possible. 

* OUTLOOK...Winds will turn northerly late tonight but will not be
  as strong. Gusty northerly winds will continue Friday. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring.  Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

CAZ055-056-058-061-062-065-310600-
/O.CON.KSGX.HW.W.0006.000000T0000Z-170331T0600Z/
San Bernardino County Mountains-Riverside County Mountains-
San Diego County Mountains-Coachella Valley-
San Diego County Deserts-San Gorgonio Pass Near Banning-
Including the cities of Lake Arrowhead, Big Bear City, 
Big Bear Lake, Wrightwood, Julian, Pine Valley, Indio, 
Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, 
La Quinta, Coachella, Borrego Springs, and Desert Hot Springs
1223 PM PDT Thu Mar 30 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...

* WINDS...Sustained west winds of 20 to 40 mph. Gusts up to 80 
  mph along mountain tops and the desert mountain slopes. Gusts 
  up to 60 mph in the Coachella Valley and San Diego County 
  desert. 

* TIMING...This afternoon and evening. The strongest winds are
  expected between 3 and 9 PM. 

* LOCATION...From the mountain tops to the desert floor.

* VISIBILITY...Severe restrictions of a quarter of a mile or less
  in blowing dust and sand at times in the deserts. 

* IMPACTS...Hazardous travel conditions at times due to low 
  visibility in blowing sand and dust, and sudden, strong cross- 
  winds. Difficult travel for high-profile vehicles, especially 
  Big Rigs which are prone to toppling. Minor structural and 
  tree damage possible. 

* OUTLOOK...Winds will turn northerly tonight and be quite gusty
  from the northern Coachella Valley and through the Cajon Pass,
  but not as strong. Gusty northerly winds Friday morning will
  decrease in the afternoon.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring.  Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

Moede
278 
WWUS76 KSGX 302312
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
412 PM PDT Thu Mar 30 2017

...Damaging winds in the Mountains and Deserts through this 
evening...

.A deep low pressure system over the Great Basin will generate
very strong westerly winds through this evening over the 
mountains and deserts. Wind gusts over 60 mph will continue with
some damage to trees and utility systems. Blinding dust and sand
will occur in areas over the deserts. The winds will diminish and
turn northerly late tonight but remain gusty through Friday.

CAZ060-310600-
/O.CON.KSGX.HW.W.0006.000000T0000Z-170331T0600Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
412 PM PDT Thu Mar 30 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...

* WINDS...Sustained west winds 30 to 40 mph with gusts to 70 mph.

* TIMING...now through 11 pm tonight. Strongest winds occurring
  through 7 PM this evening.

* LOCATION...The high deserts including Victorville, Hesperia, 
  and Apple Valley, Interstate 15, Highway 395 and all local 
  roads. 

* VISIBILITY...Severe restrictions down to a quarter of a mile 
  or less in blowing dust and sand at times. 

* IMPACTS...Hazardous travel conditions due to low visibility in 
  blowing sand and dust, and sudden, strong cross-winds. 
  Difficult travel for high-profile vehicles, especially Big 
  Rigs which are prone to toppling. Minor structural and tree 
  damage possible. 

* REPORTS...As of 4 PM sustained winds at Victorville were out of
  the west as high as 38 mph with gusts to 53 mph and west at 33
  mph with gusts to 46 mph at Apple Valley.

* OUTLOOK...Winds will turn northerly late tonight but will not 
  be as strong. Gusty northerly winds will continue Friday. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring.  Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

CAZ055-056-058-061-062-065-310600-
/O.CON.KSGX.HW.W.0006.000000T0000Z-170331T0600Z/
San Bernardino County Mountains-Riverside County Mountains-
San Diego County Mountains-Coachella Valley-
San Diego County Deserts-San Gorgonio Pass Near Banning-
Including the cities of Lake Arrowhead, Big Bear City, 
Big Bear Lake, Wrightwood, Julian, Pine Valley, Indio, 
Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, 
La Quinta, Coachella, Borrego Springs, and Desert Hot Springs
412 PM PDT Thu Mar 30 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...

* WINDS...Sustained west winds of 20 to 40 mph. Gusts up to 80 
  mph along mountain tops and the desert mountain slopes. Gusts 
  up to 60 mph in the Coachella Valley and San Diego County 
  desert. 

* TIMING...now through this evening. The strongest winds are
  expected to occur through 9 PM this evening. 

* LOCATION...From the mountain tops to the desert floor.

* VISIBILITY...Severe restrictions of a quarter of a mile or 
  less in blowing dust and sand at times in the deserts. 

* IMPACTS...Hazardous travel conditions at times due to low 
  visibility in blowing sand and dust, and sudden, strong cross- 
  winds. Difficult travel for high-profile vehicles, especially 
  Big Rigs which are prone to toppling. Minor structural and 
  tree damage possible. 

* REPORTS...At 343 PM a wind gust of 64 mph was recorded at Palm
  Springs Regional Airport.

* OUTLOOK...Winds will turn northerly tonight and be quite gusty 
  from the northern Coachella Valley and through the Cajon Pass, 
  but not as strong. Gusty northerly winds Friday morning will 
  decrease in the afternoon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring.  Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$
Gregoria
873 
WWUS76 KSGX 310022
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
522 PM PDT Thu Mar 30 2017

...Damaging winds in the Mountains and Deserts through this
evening...

.A deep low pressure system over the Great Basin will generate
very strong westerly winds through this evening over the
mountains and deserts. Wind gusts over 60 mph will continue with
some damage to trees and utility systems. Blinding dust and sand
will occur in areas over the deserts. The winds will diminish and
turn northerly late tonight but remain gusty through Friday.

CAZ060-310600-
/O.CON.KSGX.HW.W.0006.000000T0000Z-170331T0600Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
522 PM PDT Thu Mar 30 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...

* WINDS...Sustained west winds 30 to 40 mph with gusts to 70 mph.

* TIMING...now through 11 pm tonight. Strongest winds occurring 
  through 7 PM this evening. 

* LOCATION...The high deserts including Victorville, Hesperia, 
  and Apple Valley, Interstate 15, Highway 395 and all local 
  roads. 

* VISIBILITY...Severe restrictions down to a quarter of a mile 
  or less in blowing dust and sand at times. 

* IMPACTS...Hazardous travel conditions due to low visibility in 
  blowing sand and dust, and sudden, strong cross-winds. 
  Difficult travel for high-profile vehicles, especially Big 
  Rigs which are prone to toppling. Minor structural and tree 
  damage possible. 

* REPORTS...At 455 PM winds were gusting to 60 mph at Victorville.

* OUTLOOK...Winds will turn northerly late tonight but will not 
  be as strong. Gusty northerly winds will continue Friday. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring.  Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

CAZ055-056-058-061-062-065-310600-
/O.CON.KSGX.HW.W.0006.000000T0000Z-170331T0600Z/
San Bernardino County Mountains-Riverside County Mountains-
San Diego County Mountains-Coachella Valley-
San Diego County Deserts-San Gorgonio Pass Near Banning-
Including the cities of Lake Arrowhead, Big Bear City, 
Big Bear Lake, Wrightwood, Julian, Pine Valley, Indio, 
Palm Springs, Cathedral City, Palm Desert, Palm Desert Country, 
La Quinta, Coachella, Borrego Springs, and Desert Hot Springs
522 PM PDT Thu Mar 30 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...

* WINDS...Sustained west winds of 20 to 40 mph. Peak gusts to
  around 90 mph along mountain tops and desert mountain slopes.
  Gusts up to 70 mph in the Coachella Valley and San Diego County
  desert. 

* TIMING...now through this evening. The strongest winds are 
  expected to occur through 9 PM this evening. 

* LOCATION...From the mountain tops to the desert floor.

* VISIBILITY...Severe restrictions of a quarter of a mile or 
  less in blowing dust and sand at times in the deserts. 

* IMPACTS...Hazardous travel conditions at times due to low 
  visibility in blowing sand and dust, and sudden, strong cross- 
  winds. Difficult travel for high-profile vehicles, especially 
  Big Rigs which are prone to toppling. Minor structural and 
  tree damage possible. 

* REPORTS...At 413 PM a wind gust of 66 mph was recorded at Palm 
  Springs Regional Airport. 

* OUTLOOK...Winds will turn northerly tonight and be quite gusty 
  from the northern Coachella Valley and through the Cajon Pass, 
  but not as strong. Gusty northerly winds Friday morning will 
  decrease in the afternoon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring.  Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$
Gregoria
645 
WWUS76 KSGX 310611
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
1111 PM PDT Thu Mar 30 2017

CAZ055-056-058-060>062-065-310715-
/O.EXP.KSGX.HW.W.0006.000000T0000Z-170331T0600Z/
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 Lake Arrowhead, Big Bear City, 
Big Bear Lake, Wrightwood, Julian, Pine Valley, Victorville, 
Hesperia, Apple Valley, Indio, Palm Springs, Cathedral City, 
Palm Desert, Palm Desert Country, La Quinta, Coachella, 
Borrego Springs, and Desert Hot Springs
1111 PM PDT Thu Mar 30 2017

...HIGH WIND WARNING HAS BEEN ALLOWED TO EXPIRE...

Gusty west winds will shift to the north overnight in the 
previously warned area. Occasional gusts of 40 mph will continue 
through early Friday morning...however severe level gusts are no 
longer expected.

$$

JMB

The office that day

Everything else NWS San Diego, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 30, 2:15 AM PDTSmall Craft AdvisorySGX30 hr

Nearby

High Wind Warnings in California, 2017Every high wind warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.