Alert archive / California / Wind Advisories in 2012

Wind Advisory 42, NWS San Diego, CA

July 12, 2012Riverside County, San Bernardino County, San Diego County, California

NWS San Diego, CA issued this wind advisory at Jul 12, 2012, 7:39 AM PDT for Riverside County, San Bernardino County, San Diego County, California. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Jul 12, 2012, 7:39 AM PDT (14:39 UTC)
Expired
Jul 12, 2012, 1:02 PM PDT
In force
5 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 14:39 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, 2.7 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 12:00Z on 2012-07-12Temperature 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 2012-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 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
1819 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
55 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

584 
WWUS76 KSGX 121439
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
739 AM PDT THU JUL 12 2012

...HEAT ADVISORY CANCELLED FOR LOWER DESERTS...
...WIND ADVISORY ISSUED FOR MOUNTAINS OF WESTERN RIVERSIDE AND SAN
DIEGO COUNTY...INLAND EMPIRE AND INLAND VALLEYS OF SAN DIEGO COUNTY...

.EXTENSIVE CLOUD COVER AND RAINFALL TODAY AND TONIGHT WILL LOWER
THE THREAT OF EXCESSIVE HEAT OCCURRING OVER THE DESERT REGIONS.
MODERATE TO STRONG EASTERLY BREEZES ARE OCCURRING AHEAD OF A
TROUGH MOVING WEST ACROSS THE AREA. WIND GUSTS 35 TO 50 MPH ARE
LIKELY TO CONTINUE INTO THE LATE MORNING AND EARLY AFTERNOON HOURS
OVER RIVERSIDE AND SAN DIEGO COUNTY MOUNTAINS AND VALLEYS BEFORE
DIMINISHING.

CAZ061-062-121545-
/O.CAN.KSGX.EH.W.0001.000000T0000Z-120713T0500Z/
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
739 AM PDT THU JUL 12 2012

...EXCESSIVE HEAT WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE
EXCESSIVE HEAT WARNING. 

$$

CAZ048-050-056-058-122100-
/O.NEW.KSGX.WI.Y.0042.120712T1439Z-120712T2100Z/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-
739 AM PDT THU JUL 12 2012

...WIND ADVISORY IN EFFECT UNTIL 2 PM PDT THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 2 PM PDT THIS AFTERNOON. 

* WINDS...EAST WINDS GUSTING 35 TO 50 MPH.

* TIMING...UNTIL 2 PM THIS AFTERNOON. 

* LOCATION...OVER MOUNTAIN RIDGES...THROUGH AND BELOW EAST TO WEST
  ALIGNED CANYONS AND PASSES.

* IMPACTS...DIFFICULT DRIVING CONDITIONS...ESPECIALLY FOR OPERATORS
  OF HIGH PROFILE VEHICLES. MINOR DAMAGE TO TREES AND LARGE SIGNS.

* OUTLOOK...WINDS DIMINISHING DURING THE AFTERNOON. RAINFALL
  AMOUNTS INCREASING FROM SHOWERS ACCOMPANYING THUNDERSTORMS. A
  FLASH FLOOD WATCH IS IN EFFECT FOR THE MOUNTAINS AND DESERT
  AREAS.

* REPORTS...
  HIGHLAND SPRINGS.......EAST WIND GUSTING 59 MPH AT 6 AM PDT
  LYONS PEAK.............EAST WIND GUSTING 58 MPH AT 6 AM PDT
  SKY VALLEY.............EAST WIND GUSTING 52 MPH AT 5 AM PDT
  FISH CREEK MOUNTAINS...EAST WIND GUSTING 44 MPH AT 6 AM PDT
  BOULDER CREEK..........EAST WIND GUSTING 41 MPH AT 5 AM PDT
  LUCKY FIVE RANCH.......EAST WIND GUSTING 39 MPH AT 5 AM PDT
  PINE HILLS.............EAST WIND GUSTING 39 MPH AT 6 AM PDT


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

BALFOUR
3 follow-up statements
487 
WWUS76 KSGX 121651
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
951 AM PDT THU JUL 12 2012

...WIND ADVISORY CONTINUES UNTIL 2 PM FOR MOUNTAINS OF WESTERN
RIVERSIDE AND SAN DIEGO COUNTY...INLAND EMPIRE...AND INLAND
VALLEYS OF SAN DIEGO COUNTY...

.PEAK WIND GUSTS REPORTED SINCE 8 AM HAVE FALLEN BELOW 50 MPH.
CURRENTLY MOST OF EASTERN SAN DIEGO COUNTY MOUNTAINS AND
VALLEYS...ACROSS THE MOUNTAIN RIDGES...NEAR THE BANNING PASS...
AND THE FOOTHILLS OF THE SAN JACINTO AND SANTA ROSA MOUNTAINS
STILL REPORTING EAST WINDS GUSTING IN THE 30 TO 45 MPH RANGE.
THESE WINDS WILL CONTINUE TO DIMINISH THIS MORNING WITH 
WIND GUSTS BELOW 35 MPH BY EARLY THIS AFTERNOON.

CAZ048-050-056-058-122100-
/O.CON.KSGX.WI.Y.0042.000000T0000Z-120712T2100Z/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-
951 AM PDT THU JUL 12 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PDT THIS
AFTERNOON...

* WINDS...EAST WINDS GUSTING 35 TO 50 MPH.

* TIMING...UNTIL 2 PM THIS AFTERNOON.

* LOCATION...OVER MOUNTAIN RIDGES...THROUGH AND BELOW EAST TO 
  WEST ALIGNED CANYONS AND PASSES. 

* IMPACTS...DIFFICULT DRIVING CONDITIONS...ESPECIALLY FOR 
  OPERATORS OF HIGH PROFILE VEHICLES. MINOR DAMAGE TO TREES AND 
  LARGE SIGNS. 

* OUTLOOK...WINDS DIMINISHING DURING THE AFTERNOON. RAINFALL 
  AMOUNTS INCREASING FROM SHOWERS ACCOMPANYING THUNDERSTORMS. A 
  FLASH FLOOD WATCH IS IN EFFECT FOR THE MOUNTAINS AND DESERT 
  AREAS. 

* REPORTS...  
  HIGHLAND SPRINGS......EAST WIND 27 MPH GUSTS 47 MPH AT 916 AM PDT
  LYONS PEAK............EAST WIND 19 MPH GUSTS 29 MPH AT 857 AM PDT
  BOULDER CREEK.........EAST WIND 20 MPH GUSTS 31 MPH AT 930 AM PDT
  NORTH BOULDER CREEK...EAST WIND 23 MPH GUSTS 44 MPH AT 930 AM PDT
  BUCKMAN SPRINGS.......EAST WIND 22 MPH GUSTS 35 MPH AT 930 AM PDT
  LUCKY FIVE RANCH......EAST WIND 17 MPH GUSTS 26 MPH AT 940 AM PDT
  OTAY MOUNTAIN.........EAST WIND 27 MPH GUSTS 35 MPH AT 940 AM PDT
  SANTA YSABEL RANCH....EAST WIND 19 MPH GUSTS 36 MPH AT 940 AM PDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
371 
WWUS76 KSGX 121936
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1236 PM PDT THU JUL 12 2012

...EASTERLY WINDS CONTINUE TO DIMINISH...

.SINCE MID MORNING...EASTERLY WINDS HAVE DIMINISHED. ONLY THE
HIGHER MOUNTAINS OF SAN DIEGO COUNTY AND A FEW OF THE CANYONS WERE
STILL OBSERVING EAST WINDS GUSTING 35 TO 45 MPH. THE WIND
ADVISORY WILL BE CANCELLED AT 2 PM OR POSSIBLY SOONER.

CAZ048-050-056-058-122100-
/O.CON.KSGX.WI.Y.0042.000000T0000Z-120712T2100Z/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-
1236 PM PDT THU JUL 12 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PDT THIS
AFTERNOON...

* WINDS...EAST WINDS GUSTING 35 TO 45 MPH.

* TIMING...UNTIL 2 PM THIS AFTERNOON.

* LOCATION...OVER MOUNTAIN RIDGES...THROUGH AND BELOW EAST TO 
  WEST ALIGNED CANYONS AND PASSES. 

* IMPACTS...DIFFICULT DRIVING CONDITIONS...ESPECIALLY FOR 
  OPERATORS OF HIGH PROFILE VEHICLES. MINOR DAMAGE TO TREES AND 
  LARGE SIGNS. 

* OUTLOOK...WINDS DIMINISHING DURING THE AFTERNOON. RAINFALL 
  AMOUNTS INCREASING FROM SHOWERS ACCOMPANYING THUNDERSTORMS. A 
  FLASH FLOOD WATCH IS IN EFFECT FOR THE MOUNTAINS AND DESERT 
  AREAS. 

* REPORTS... 
  PALOMAR MOUNTAIN...EAST WIND 36 MPH GUSTS 41 MPH AT 1100 AM PDT
  MOUNT LAGUNA.......EAST WIND 40 MPH GUSTS 50 MPH AT 1200 PM PDT
  LUCKY FIVE RANCH...EAST WIND 21 MPH GUSTS 34 MPH AT 1220 PM PDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
211 
WWUS76 KSGX 122002
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
102 PM PDT THU JUL 12 2012

CAZ048-050-056-058-122115-
/O.CAN.KSGX.WI.Y.0042.000000T0000Z-120712T2100Z/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-
102 PM PDT THU JUL 12 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE WIND
ADVISORY. 

WIND GUSTS HAVE DIMINISHED BELOW 35 MPH. 

$$

BALFOUR

Nearby

Wind Advisories in California, 2012Every wind advisory in 2012

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.