Alert archive / California / High Wind Warnings in 2019

High Wind Warning 9, NWS San Diego, CA

November 25, 2019Riverside County, San Bernardino County, California

NWS San Diego, CA issued this high wind warning at Nov 25, 2019, 2:15 AM PST for Riverside County, San Bernardino County, California. It took effect at Nov 25, 2019, 10:00 AM PST. It was in force for 9 hr. 19 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
Nov 25, 2019, 2:15 AM PST (10:15 UTC)
In effect from
Nov 25, 2019, 10:00 AM PST
Expired
Nov 25, 2019, 7:00 PM PST
In force
9 hr
Issued by
NWS San Diego, CA

Counties Riverside County, CA, San Bernardino County, CA

The radar

The Santa Ana Mts radar (KSOX), 152 km from the middle of the area, began a volume at 10:16 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
Nov 25, 10:50 AM PSTNON-TSTM WND GST 657 Wsw Lucerne Valley, CA65 MPH WIND GUST REPORTED BY SCE STATION ON CASTLE ROCK RD.
Nov 25, 10:51 AM PSTNON-TSTM WND GST 6913 Ese Big Bear City, CA69 MPH WIND GUST REPORTED BY BURNS CANYON RAWS STATION (ALONG ORION TRL).
Nov 25, 11:30 AM PSTNON-TSTM WND GST 6110 Sse Essex, CAOLD WOMAN MOUNTAIN, CA PG163 SITE.
Nov 25, 11:37 AM PSTNON-TSTM WND GST 604 Sse Yermo, CA
Nov 25, 12:00 PM PSTDUST STORM2 Ene Adelanto, CAVISIBILITY OF 1/2 MILE FOR AN APPROXIMATE DURATION OF 1 HOUR AT GEORGE AFB DUE TO BLOWING DUST. GUSTS TO 46 MPH AT THE TIME.
Nov 25, 12:26 PM PSTDUST STORM12 Nnw Twentynine Palms, CAVISIBILITY AT QUARTER MILE STARTING 1226 PM THROUGH 1256 PM. WINDS GUSTING 50 TO 55 MPH THROUGH THAT TIME PERIOD.
Nov 25, 12:45 PM PSTDUST STORM1 W Yermo, CACHP BARSTOW REPORTS BROWN OUT CONDITIONS DUE TO DUST ON I-15 AND RT 58. CONFIRMED LOW VISIBILITY ON CALTRANS WEBCAMS. SATELLITE IMAGES SHOW LARGE DUST PLUMES THROUGH THE AREA.
Nov 25, 1:00 PM PSTNON-TSTM WND GST 745 Sse Lucerne Valley, CA74 MPH WIND GUST REPORTED BY SCE STATION AT POWERLINE RD.
Nov 25, 1:18 PM PSTNON-TSTM WND GST 5812 Nnw Twentynine Palms, CA
Nov 25, 1:24 PM PSTNON-TSTM WND DMG11 N Amboy, CACHP REPORTS A SEMI TRUCK HAS BLOWN OVER ON I-40.
Nov 25, 1:35 PM PSTNON-TSTM WND DMG6 N Lucerne Valley, CACORRECTS PREVIOUS NON-TSTM WND DMG REPORT FROM 6 N LUCERNE VALLEY. LARGE TRUCK BLOWN OVER ON HIGHWAY 247, WITH DRIVER INJURED. WIND GUSTS IN AREA 50-60 MPH.
Nov 25, 1:35 PM PSTNON-TSTM WND DMG6 N Lucerne Valley, CALARGE TRUCK BLOWN OVER, DRIVER INJURED.
Nov 25, 1:51 PM PSTNON-TSTM WND GST 757 Ene Cabazon, CA75 MPH WIND GUST REPORTED BY WHITEWATER RAWS, NEAR WHITEWATER CANYON RD.
Nov 25, 2:30 PM PSTDUST STORM6 Nne Phelan, CAVISIBILITY ALONG HIGHWAY 18 BETWEEN HIGHWAYS 138 AND 395 IS 50 FT, DOWN TO ZERO IN SOME SPOTS, DUE TO BLOWING DUST.
Nov 25, 2:45 PM PSTNON-TSTM WND GST 617 E Landers, CACORRECTS PREVIOUS NON-TSTM WND GST REPORT FROM 7 E LANDERS. DW7835 JOSHUA TREE, CA D7835 SITE.
Nov 25, 2:45 PM PSTNON-TSTM WND GST 617 E Landers, CADW7835 HOSHUA TREE, CA D7835 SITE.
Nov 25, 4:10 PM PSTDUST STORM12 Nnw Twentynine Palms, CAVISIBILITY DROPPED BACK TO A QUARTER MILE STARTING AT 410 PM AND CONTINUING THROUGH 458 PM. WINDS GUSTING 55 TO 65 MPH THROUGH THE PERIOD.
Nov 25, 4:26 PM PSTNON-TSTM WND GST 6312 Nnw Twentynine Palms, CA
Nov 25, 4:40 PM PSTDUST STORM7 N Twentynine Palms, CAVARIOUS SNAPCHAT VIDEOS SHOW SIGNIFICANTLY REDUCED VISIBILITY AROUND THE TOWN OF TWENTYNINE PALMS DUE TO A DUST STORM.

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, 10.3 hours before the alert went out and 195 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 2019-11-25Temperature 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 2019-11-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
2833 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
28 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

965 
WWUS76 KSGX 251015
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
215 AM PST Mon Nov 25 2019

CAZ055-056-065-252215-
/O.NEW.KSGX.HW.W.0009.191125T1800Z-191126T0300Z/
San Bernardino County Mountains-Riverside County Mountains-
San Gorgonio Pass Near Banning-
Including the cities of Crestline, Lake Arrowhead, Big Bear City,
Big Bear Lake, Running Springs, Wrightwood, Idyllwild-Pine Cove, 
Banning, and Desert Hot Springs
215 AM PST Mon Nov 25 2019

...HIGH WIND WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM
PST THIS EVENING...

* WHAT...West winds 35 to 50 mph with gusts to 75 mph expected.

* WHERE...San Bernardino County Mountains, Riverside County 
  Mountains and San Gorgonio Pass Near Banning.

* WHEN...From 10 AM this morning to 7 PM PST this evening.

* IMPACTS...Damaging winds may damage trees and power lines. 
  Power outages are possible. Travel will be difficult, especially
  for high profile vehicles.

* ADDITIONAL DETAILS...The winds will decrease and turn northerly
  overnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas. Use caution 
if you must drive.

&&

$$

CAZ058-060>062-252215-
/O.NEW.KSGX.WI.Y.0033.191125T1800Z-191126T0300Z/
San Diego County Mountains-Apple and Lucerne Valleys-
Coachella Valley-San Diego County Deserts-
Including the cities of Julian, Pine Valley, Victorville, 
Hesperia, Apple Valley, Indio, Palm Springs, Cathedral City, 
Palm Desert, Palm Desert Country, La Quinta, Coachella, 
and Borrego Springs
215 AM PST Mon Nov 25 2019

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 7 PM PST
THIS EVENING...

* WHAT...West winds 20 to 30 mph with gusts up to 55 mph 
  expected.

* WHERE...San Diego County Mountains, Apple and Lucerne Valleys, 
  Coachella Valley and San Diego County Deserts.

* WHEN...From 10 AM this morning to 7 PM PST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Winds will decrease late this evening but 
  remain gusty from the north over the eastern half of the 
  Coachella Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sandiego
2 follow-up statements
692 
WWUS76 KSGX 252155
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
155 PM PST Mon Nov 25 2019

CAZ060-260300-
/O.UPG.KSGX.WI.Y.0033.000000T0000Z-191126T0300Z/
/O.EXA.KSGX.HW.W.0009.000000T0000Z-191126T0300Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
155 PM PST Mon Nov 25 2019

...HIGH WIND WARNING IN EFFECT UNTIL 7 PM PST THIS EVENING...

* WHAT...West winds 35 to 50 mph with gusts up to 75 mph.

* WHERE...Apple and Lucerne Valleys.

* WHEN...Until 7 PM PST this evening.

* IMPACTS...Difficult driving with reduced visibility to near
  zero. Tree limbs could be blown down and a few power outages 
  may result.

* ADDITIONAL DETAILS...A wind gust of 74 mph was reported at 
  Cushenbury springs at 1 PM. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ055-056-065-260300-
/O.CON.KSGX.HW.W.0009.000000T0000Z-191126T0300Z/
San Bernardino County Mountains-Riverside County Mountains-
San Gorgonio Pass Near Banning-
Including the cities of Crestline, Lake Arrowhead, Big Bear City,
Big Bear Lake, Running Springs, Wrightwood, Idyllwild-Pine Cove, 
Banning, and Desert Hot Springs
155 PM PST Mon Nov 25 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

* WHAT...West winds 35 to 50 mph with gusts to 75 mph.

* WHERE...San Bernardino County Mountains, Riverside County 
  Mountains and San Gorgonio Pass Near Banning.

* WHEN...Through 7 PM PST this evening.

* IMPACTS...Damaging winds may damage trees and power lines. Power
  outages are possible. Travel will be difficult, especially for
  high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ058-061-062-260300-
/O.CON.KSGX.WI.Y.0033.000000T0000Z-191126T0300Z/
San Diego County Mountains-Coachella Valley-
San Diego County Deserts-
Including the cities of Julian, Pine Valley, Indio, Palm Springs,
Cathedral City, Palm Desert, Palm Desert Country, La Quinta, 
Coachella, and Borrego Springs
155 PM PST Mon Nov 25 2019

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

* WHAT...West winds 20 to 30 mph with gusts up to 55 mph.

* WHERE...San Diego County Mountains, Apple and Lucerne Valleys, 
  Coachella Valley and San Diego County Deserts.

* WHEN...Through 7 PM PST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

Moede
995 
WWUS76 KSGX 260305
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
705 PM PST Mon Nov 25 2019


CAZ055-056-060-065-260415-
/O.EXP.KSGX.HW.W.0009.000000T0000Z-191126T0300Z/
San Bernardino County Mountains-Riverside County Mountains-
Apple and Lucerne Valleys-San Gorgonio Pass Near Banning-
Including the cities of Crestline, Lake Arrowhead, Big Bear City,
Big Bear Lake, Running Springs, Wrightwood, Idyllwild-Pine Cove, 
Victorville, Hesperia, Apple Valley, Banning, 
and Desert Hot Springs
705 PM PST Mon Nov 25 2019

...HIGH WIND WARNING HAS EXPIRED...

Winds have decreased, especially across the high desert. Locally
breezy north winds will continue along the ridges of the San
Bernardino Mountains and through the Cajon Pass overnight.

$$

CAZ058-061-062-260415-
/O.EXP.KSGX.WI.Y.0033.000000T0000Z-191126T0300Z/
San Diego County Mountains-Coachella Valley-
San Diego County Deserts-
Including the cities of Julian, Pine Valley, Indio, Palm Springs,
Cathedral City, Palm Desert, Palm Desert Country, La Quinta, 
Coachella, and Borrego Springs
705 PM PST Mon Nov 25 2019

...WIND ADVISORY HAS EXPIRED...

Winds have weakened and the Wind Advisory was allowed to expire at
7 PM.

$$

For more information from the National Weather Service visit
http://weather.gov/sandiego

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 24, 9:43 PM PSTSmall Craft AdvisorySGX29 hr
Nov 25, 2:15 AM PSTWind AdvisorySGXRiverside, San Bernardino, San Diego17 hr
Nov 25, 1:16 PM PSTWinter Storm WarningSGXOrange, Riverside, San Bernardino, San Diego4 days
Nov 25, 1:24 PM PSTDust Storm WarningSGXSan Bernardino96 min

Nearby

High Wind Warnings in California, 2019Every high wind warning in 2019

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.