Alert archive / California / Wind Advisories in 2012

Wind Advisory 27, NWS San Diego, CA

April 10, 2012Riverside County, San Bernardino County, San Diego County, California

NWS San Diego, CA issued this wind advisory at Apr 10, 2012, 2:20 AM PDT for Riverside County, San Bernardino County, San Diego County, California. It took effect at Apr 11, 2012, 1:46 AM PDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Apr 10, 2012, 2:20 AM PDT (09:20 UTC)
In effect from
Apr 11, 2012, 1:46 AM PDT
Expired
Apr 11, 2012, 5:15 PM PDT
In force
15 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 09:19 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 00:00Z, 9.3 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 2012-04-10Temperature 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 2012-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 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
2624 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
136 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.

497 
WWUS76 KSGX 100920
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
220 AM PDT TUE APR 10 2012

...PERIODS OF STRONG GUSTY WEST WINDS IN THE MOUNTAINS AND DESERTS
THROUGH EARLY SATURDAY...

.A PAIR OF PACIFIC LOW PRESSURE SYSTEMS WILL BRING PERIODS OF
STRONG GUSTY WEST WINDS TO THE MOUNTAINS AND DESERTS THROUGH EARLY
SATURDAY.

CAZ055-056-058-060>062-102100-
/O.NEW.KSGX.WI.Y.0026.120410T2300Z-120411T1000Z/
/O.NEW.KSGX.WI.Y.0027.120411T1900Z-120412T1000Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
220 AM PDT TUE APR 10 2012

...WIND ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 3 AM PDT
WEDNESDAY...
...WIND ADVISORY IN EFFECT FROM NOON WEDNESDAY TO 3 AM PDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 4 PM THIS AFTERNOON TO 3 AM
PDT WEDNESDAY. A WIND ADVISORY HAS ALSO BEEN ISSUED FROM NOON
WEDNESDAY TO 3 AM PDT THURSDAY. 

* WINDS...AREAS OF WEST WINDS 20 TO 30 MPH WITH GUSTS TO 50 MPH.

* TIMING...STRONGEST WINDS DURING THE LATE AFTERNOON THROUGH LATE
  EVENING HOURS EACH DAY.

* LOCATION...STRONGEST WINDS NEAR RIDGE TOPS...ALONG DESERT
  MOUNTAIN SLOPES...AND ADJACENT DESERT AREAS.

* VISIBILITY...IN THE DESERTS...AREAS OF BLOWING DUST AND SAND
  COULD LOCALLY REDUCE VISIBILITY TO NEAR ZERO AT TIMES.

* IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR
  MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE
  LIMBS AND DOWNED POWER LINES. 

* OUTLOOK...PERIODS OF STRONGER AND GUSTY WEST WINDS ARE EXPECTED
  FOR LATE THURSDAY THROUGH EARLY SATURDAY AS A SECOND LOW
  PRESSURE SYSTEM MOVES SLOWLY INLAND THROUGH SOUTHERN CALIFORNIA.

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.

&&

$$

MARTIN
5 follow-up statements
643 
WWUS76 KSGX 102111
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
211 PM PDT TUE APR 10 2012

...PERIODS OF STRONG GUSTY WEST WINDS IN THE MOUNTAINS AND
DESERTS THROUGH EARLY SATURDAY...

.A PAIR OF PACIFIC LOW PRESSURE SYSTEMS WILL BRING PERIODS OF
STRONG GUSTY WEST WINDS TO THE MOUNTAINS AND DESERTS THROUGH
EARLY SATURDAY.

CAZ055-056-058-060>062-110600-
/O.CON.KSGX.WI.Y.0026.120410T2300Z-120411T1000Z/
/O.CON.KSGX.WI.Y.0027.120411T1900Z-120412T1000Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
211 PM PDT TUE APR 10 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT WEDNESDAY...
...WIND ADVISORY REMAINS IN EFFECT FROM NOON WEDNESDAY TO 3 AM
PDT THURSDAY...

* WINDS...AREAS OF WEST WINDS 20 TO 30 MPH WITH GUSTS TO 50 MPH.

* TIMING...STRONGEST WINDS DURING THE LATE AFTERNOON THROUGH 
  LATE EVENING HOURS EACH DAY. 

* LOCATION...STRONGEST WINDS NEAR RIDGE TOPS...ALONG DESERT 
  MOUNTAIN SLOPES...AND ADJACENT DESERT AREAS. 

* VISIBILITY...IN THE DESERTS...AREAS OF BLOWING DUST AND SAND 
  COULD LOCALLY REDUCE VISIBILITY TO NEAR ZERO AT TIMES. 

* IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN 
  TREE LIMBS AND DOWNED POWER LINES. 

* OUTLOOK...PERIODS OF STRONGER AND GUSTY WEST WINDS ARE 
  EXPECTED FOR LATE THURSDAY THROUGH EARLY SATURDAY AS A SECOND 
  LOW PRESSURE SYSTEM MOVES SLOWLY INLAND THROUGH SOUTHERN 
  CALIFORNIA. 

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.

&&

$$
083 
WWUS76 KSGX 110407
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
907 PM PDT TUE APR 10 2012

...PERIODS OF STRONG GUSTY WEST WINDS IN THE MOUNTAINS AND
DESERTS THROUGH EARLY SATURDAY...

.A PAIR OF PACIFIC STORM SYSTEMS WILL BRING PERIODS OF STRONG GUSTY
WEST WINDS TO THE MOUNTAINS AND DESERTS THROUGH EARLY SATURDAY.

CAZ055-056-058-060>062-111130-
/O.CON.KSGX.WI.Y.0026.000000T0000Z-120411T1000Z/
/O.CON.KSGX.WI.Y.0027.120411T1900Z-120412T1000Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
907 PM PDT TUE APR 10 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT WEDNESDAY...
...WIND ADVISORY REMAINS IN EFFECT FROM NOON WEDNESDAY TO 3 AM
PDT THURSDAY...

* WINDS...AREAS OF WEST WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH.

* TIMING...STRONGEST WINDS DURING THE LATE AFTERNOON THROUGH 
  LATE EVENING HOURS EACH DAY. 

* LOCATION...STRONGEST WINDS NEAR RIDGE TOPS...ALONG DESERT 
  MOUNTAIN SLOPES...AND ADJACENT DESERT AREAS. 

* VISIBILITY...IN THE DESERTS...AREAS OF BLOWING DUST AND SAND 
  COULD LOCALLY REDUCE VISIBILITY TO NEAR ZERO AT TIMES. 

* IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN 
  TREE LIMBS AND DOWNED POWER LINES. 

* OUTLOOK...PERIODS OF STRONG AND GUSTY WEST WINDS ARE EXPECTED
  FOR FRIDAY THROUGH EARLY SATURDAY AS A SECOND STORM SYSTEM
  MOVES SLOWLY INLAND THROUGH SOUTHERN CALIFORNIA.

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.

&&

$$

MM
551 
WWUS76 KSGX 110846
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
146 AM PDT WED APR 11 2012

...PERIODS OF STRONG GUSTY WEST WINDS IN THE MOUNTAINS AND
DESERTS THROUGH EARLY SATURDAY...

.A PAIR OF PACIFIC STORM SYSTEMS WILL BRING PERIODS OF STRONG
GUSTY WEST WINDS TO THE MOUNTAINS AND DESERTS THROUGH EARLY
SATURDAY.

CAZ055-056-058-060-111700-
/O.CAN.KSGX.WI.Y.0026.000000T0000Z-120411T1000Z/
/O.EXT.KSGX.WI.Y.0027.120411T0846Z-120412T0400Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
146 AM PDT WED APR 11 2012

...WIND ADVISORY NOW IN EFFECT UNTIL 9 PM PDT THIS EVENING...

* WINDS...WEST 20 TO 30 MPH WITH GUSTS TO 50 MPH.

* TIMING...THROUGH 9 PM THIS EVENING. 

* LOCATION...STRONGEST WINDS NEAR RIDGES...THROUGH PASSES...DOWN
  CANYONS ALONG THE DESERT SLOPES...AND ADJACENT DESERT VALLEY
  AREAS.

* IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN 
  TREE LIMBS AND DOWNED POWER LINES. 

* OUTLOOK...ANOTHER PERIOD OF STRONG WEST WINDS ARE LIKELY FRIDAY
  THROUGH EARLY SATURDAY AS A SECOND STORM SYSTEM MOVES ACROSS
  SOUTHWEST CALIFORNIA.

* REPORTS...GUSTS 51 TO 55 MPH REPORTED AT BURNS CANYON RAWS SINCE
  1100 PM. LUCERENE VALLEY REPORTED GUSTS 48 MPH.

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.

&&

$$

CAZ061-062-111700-
/O.CAN.KSGX.WI.Y.0026.000000T0000Z-120411T1000Z/
/O.EXT.KSGX.WI.Y.0027.120411T0846Z-120413T1000Z/
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
146 AM PDT WED APR 11 2012

...WIND ADVISORY NOW IN EFFECT UNTIL 3 AM PDT FRIDAY...

* WINDS...WEST 20 TO 35 MPH WITH GUSTS OVER 50 MPH.

* TIMING...THROUGH 3 AM FRIDAY.

* LOCATION...BELOW MOUNTAIN PASSES AND CANYONS...AND BETWEEN THE
  INDIO HILLS AND TE LITTLE SAN BERNARDINO MOUNTAINS. 

* VISIBILITY...AREAS OF BLOWING DUST AND SAND COULD LOCALLY
  REDUCE VISIBILITY TO NEAR ZERO AT TIMES.

* IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN 
  TREE LIMBS AND DOWNED POWER LINES. 

* OUTLOOK...STRONG AND GUSTY WEST WINDS MAY CONTINUE INTO SATURDAY
  AFTER A SECOND STORM SYSTEM MOVES ACROSS THE REGION. 

* REPORTS...WHITE WATER RAWS REPORTED GUST 64 MPH SINCE MIDNIGHT.
  SKY VALLEY REPORTED GUSTS 63 MPH SINCE 1245 AM. BORREGO SPRINGS
  REPORTED GUSTS 52 TO 54 MPH SINCE MIDNIGHT.

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
195 
WWUS76 KSGX 111749
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1049 AM PDT WED APR 11 2012

...PERIODS OF STRONG GUSTY WEST WINDS IN THE MOUNTAINS AND
DESERTS THROUGH EARLY SATURDAY...

.GUSTY WINDS BEHIND A DEPARTING STORM WILL CONTINUE IN THE
MOUNTAINS AND DESERTS THROUGH THIS EVENING. THE WINDS WILL BE
LIGHTER THURSDAY...THEN INCREASE FRIDAY AHEAD OF A POWERFUL LATE
SEASON STORM THAT WILL BRING EVEN STRONGER WINDS FRIDAY THROUGH
EARLY SATURDAY. 

CAZ055-056-058-060-120400-
/O.CON.KSGX.WI.Y.0027.000000T0000Z-120412T0400Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
1049 AM PDT WED APR 11 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING...

* WINDS...WEST 20 TO 30 MPH WITH GUSTS TO 50 MPH.

* TIMING...THROUGH 9 PM THIS EVENING.

* LOCATION...STRONGEST WINDS NEAR RIDGES...THROUGH PASSES...DOWN 
  CANYONS ALONG THE DESERT SLOPES...AND ADJACENT DESERT VALLEY 
  AREAS. 

* IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN 
  TREE LIMBS AND DOWNED POWER LINES. 

* OUTLOOK...ANOTHER PERIOD OF STRONG WEST WINDS ARE LIKELY 
  FRIDAY THROUGH EARLY SATURDAY AS A SECOND STORM SYSTEM MOVES 
  ACROSS SOUTHWEST CALIFORNIA. 

* REPORTS...CRESTLINE RIDGE IN THE SAN BERNARDINO MOUNTAINS
  REPORTED A WIND GUST TO 45 MPH AT 8 AM. 

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.

&&

$$

CAZ061-062-120400-
/O.CON.KSGX.WI.Y.0027.000000T0000Z-120413T1000Z/
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
1049 AM PDT WED APR 11 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT FRIDAY...

* WINDS...WEST 20 TO 35 MPH WITH GUSTS OVER 50 MPH.

* TIMING...THROUGH 3 AM FRIDAY.

* LOCATION...BELOW MOUNTAIN PASSES AND CANYONS...AND BETWEEN THE 
  INDIO HILLS AND TE LITTLE SAN BERNARDINO MOUNTAINS. 

* VISIBILITY...AREAS OF BLOWING DUST AND SAND COULD LOCALLY 
  REDUCE VISIBILITY TO NEAR ZERO AT TIMES. 

* IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN 
  TREE LIMBS AND DOWNED POWER LINES. 

* OUTLOOK...STRONG AND GUSTY WEST WINDS MAY CONTINUE INTO 
  SATURDAY AFTER A SECOND STORM SYSTEM MOVES ACROSS THE REGION. 

* REPORTS...PALM SPRINGS AIRPORT REPORTED A WIND GUST TO 41 MPH AT
  2 AM. THE THERMAL AIRPORT HAD A GUST TO 31 MPH AT 5 AM. 

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.

&&

$$

MOEDE
807 
WWUS76 KSGX 120015
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
515 PM PDT WED APR 11 2012

...WINDS HAVE DECREASED IN THE MOUNTAINS AND DESERTS...

.WINDS HAVE DECREASED IN THE MOUNTAINS AND DESERTS THIS AFTERNOON.

CAZ061-062-120115-
/O.CAN.KSGX.WI.Y.0027.000000T0000Z-120413T1000Z/
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
515 PM PDT WED APR 11 2012

...WIND ADVISORY IS CANCELLED...

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

LOCAL WINDS OF 15 TO 25 MPH WITH A FEW HIGHER GUSTS CAN BE
EXPECTED TONIGHT.

$$

CAZ055-056-058-060-120115-
/O.CAN.KSGX.WI.Y.0027.000000T0000Z-120412T0400Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
515 PM PDT WED APR 11 2012

...WIND ADVISORY IS CANCELLED...

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

LOCAL WINDS OF 15 TO 25 MPH WITH A FEW HIGHER GUSTS CAN BE
EXPECTED TONIGHT.

$$

MM

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 10, 2:20 AM PDTWind AdvisorySGXRiverside, San Bernardino, San Diego23 hr
Apr 10, 2:33 AM PDTWinter Weather AdvisorySGXSan Bernardino38 hr
Apr 10, 9:00 AM PDTSmall Craft Advisory for WindsSGX24 hr

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.