Alert archive / California / Wind Advisories in 2012

Wind Advisory 32, NWS San Diego, CA

May 3, 2012Riverside County, California

NWS San Diego, CA issued this wind advisory at May 3, 2012, 9:21 AM PDT for Riverside County, California. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
May 3, 2012, 9:21 AM PDT (16:21 UTC)
Expired
May 4, 2012, 3:00 AM PDT
In force
18 hr
Issued by
NWS San Diego, CA

County Riverside County, CA

The radar

The San Diego radar (KNKX), 134 km from the middle of the area, began a volume at 16:22 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, 4.4 hours before the alert went out and 154 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 2012-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 joules per kilogram.LCLEL10008507005003002001001 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 2012-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -27 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
5 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
588 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-27 m²/s²
0-3 km storm-relative helicity
32 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.

612 
WWUS76 KSGX 031621
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
921 AM PDT THU MAY 3 2012

...WIND ADVISORY FOR COACHELLA VALLEY THROUGH LATE TONIGHT FOR
STRONGER THAN NORMAL WEST WINDS...MAINLY BELOW BANNING
PASS...

.WINDS GUSTING 51 TO 54 MPH AGAIN THIS MORNING. FORECASTING
SIMILAR OR STRONGER PRESSURE GRADIENTS THIS AFTERNOON AND TONIGHT
SO EXPECT WINDS TO CONTINUE GUSTING OVER 45 MPH THROUGH
MOST OF TONIGHT. MAIN AREAS IMPACTED SIMILAR TO YESTERDAY.

CAZ061-040030-
/O.NEW.KSGX.WI.Y.0032.120503T1621Z-120504T1000Z/
COACHELLA VALLEY-
921 AM PDT THU MAY 3 2012

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

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 3 AM PDT FRIDAY. 

* WINDS...WEST TO NORTHWEST 25 TO 35 MPH WITH FREQUENT GUSTS 45 TO
  55 MPH.

* TIMING...UNTIL 3 AM PDT FRIDAY.

* LOCATION.....EAST OF THE BANNING PASS AND EAST OF THE
  INTERSTATE 10 CORRIDOR...ALONG DILLON ROAD BETWEEN INDIO HILLS
  AND WEST SLOPES OF THE LITTLE SAN BERNARDINO MOUNTAINS.

* VISIBILITY...NEAR ZERO IN AREAS OF BLOWING DUST AND SAND.

* IMPACTS...MOTORISTS OPERATING HIGH PROFILE VEHICLES WILL
  ENCOUNTER DIFFICULT DRIVING CONDITIONS. BLOWING SAND WILL GLAZE
  WINDSHIELDS. TRAFFIC SIGNS AND BILLBOARDS MAY BE DAMAGED.
  BLOWING DEBRIS MAY CAUSE ADDITIONAL DAMAGE OR INJURIES.

* OUTLOOK...WEST WINDS DIMINISHING FRIDAY.

* REPORTS...AT 9 AM...
  SKY VALLEY...WEST 28 MPH GUSTING 40 MPH...
               PEAK GUST 54 MPH AT 0500 PDT.

  WHITE WATER RAWS...WEST 31 MPH GUSTING 45 MPH...
                     PEAK GUST 54 MPH AT 0650 PDT. 

  EDOM HILL...WEST 33 MPH GUSTING 43 MPH...
              PEAK GUST 51 MPH AT 0400 PDT.
 
  DESERT HOT SPRINGS...WEST 17 MPH GUSTING 27 MPH...
             PEAK GUST 31 MPH AT 0645 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
043 
WWUS76 KSGX 032020
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
120 PM PDT THU MAY 3 2012

...WIND ADVISORY FOR COACHELLA VALLEY THROUGH LATE TONIGHT FOR
STRONGER THAN NORMAL WEST WINDS...MAINLY BELOW BANNING PASS...

.WIND GUSTS SINCE MID MORNING HAVE TEMPORARILY DIMINISHED BELOW 50
MPH BUT PRESSURE GRADIENTS ARE AND WILL CONTINUE TO INCREASE UNTIL
LATE TONIGHT...SO KEEPING WIND ADVISORY GOING UNTIL 3 AM AS
ORIGINALLY ISSUED. 

CAZ061-040430-
/O.CON.KSGX.WI.Y.0032.000000T0000Z-120504T1000Z/
COACHELLA VALLEY-
120 PM PDT THU MAY 3 2012

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

* WINDS...WEST TO NORTHWEST 25 TO 35 MPH WITH GUSTS 45 TO 55 MPH.

* TIMING...UNTIL 3 AM PDT FRIDAY.

* LOCATION.....EAST OF THE BANNING PASS AND EAST OF THE 
  INTERSTATE 10 CORRIDOR...ALONG DILLON ROAD BETWEEN INDIO HILLS 
  AND WEST SLOPES OF THE LITTLE SAN BERNARDINO MOUNTAINS. 

* VISIBILITY...NEAR ZERO IN AREAS OF BLOWING DUST AND SAND.

* IMPACTS...MOTORISTS OPERATING HIGH PROFILE VEHICLES WILL 
  ENCOUNTER DIFFICULT DRIVING CONDITIONS. BLOWING SAND WILL 
  GLAZE WINDSHIELDS. TRAFFIC SIGNS AND BILLBOARDS MAY BE 
  DAMAGED. BLOWING DEBRIS MAY CAUSE ADDITIONAL DAMAGE OR 
  INJURIES. 

* OUTLOOK...WEST WINDS DIMINISHING FRIDAY.

* REPORTS...AT 1 PM... 
  SKY VALLEY...NORTHWEST 27 MPH GUSTING 47 MPH...
               PEAK GUST 60 MPH AT 1000 PDT. 

  WHITE WATER RAWS...NORTHWEST 30 MPH GUSTING 40 MPH...               
                     PEAK GUST 47 MPH AT 0957 PDT.

  EDOM HILL...NORTHWEST 25 MPH GUSTING 35 MPH...
              PEAK GUST 51 MPH AT 0400 PDT.

  DESERT HOT SPRINGS...SOUTHWEST 23 MPH GUSTING 37 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.

&&

$$

BALFOUR
662 
WWUS76 KSGX 040242
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
742 PM PDT THU MAY 3 2012

...WIND ADVISORY FOR PORTIONS OF THE COACHELLA VALLEY THROUGH LATE
TONIGHT...

.ONSHORE GRADIENTS WILL MAINTAIN WINDS OR GUSTS TO 45 MPH OR MORE
THROUGH AND BELOW THE BANNING PASS AND EAST OF THE I-10 CORRIDOR
THROUGH LATE TONIGHT.

CAZ061-041000-
/O.CON.KSGX.WI.Y.0032.000000T0000Z-120504T1000Z/
COACHELLA VALLEY-
742 PM PDT THU MAY 3 2012

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

* WINDS...WEST TO NORTHWEST 25 TO 35 MPH WITH GUSTS 45 TO 55 MPH.

* TIMING...THROUGH 3 AM PDT FRIDAY.

* LOCATION.....THROUGH THE BANNING PASS AND EAST OF THE INTERSTATE
  10 CORRIDOR...INCLUDING THE WEST SLOPES OF THE LITTLE SAN BERNARDINO
  MOUNTAINS.

* VISIBILITY...LOCALLY NEAR ZERO IN BLOWING DUST AND SAND.

* IMPACTS...MOTORISTS OPERATING HIGH PROFILE VEHICLES WILL ENCOUNTER
  DIFFICULT DRIVING CONDITIONS. TRAFFIC SIGNS AND BILLBOARDS MAY
  BE DAMAGED. BLOWING DEBRIS ON ROADWAYS MAY CAUSE ADDITIONAL
  HAZARDS FOR MOTORISTS.

* OUTLOOK...WINDS DIMINISHING BELOW ADVISORY STRENGTH FRIDAY MORNING.

* REPORTS AT 7 PM... SKY VALLEY...NORTHWEST 26 MPH GUSTING 39 MPH...
  PEAK GUST 60 MPH BETWEEN 9 AND 10 AM PDT.

  WHITE WATER RAWS...WEST 32 MPH GUSTING 50 MPH...PEAK GUST 57 MPH
  BETWEEN 4 AND 5 PM PDT.

  EDOM HILL...NORTH 22 MPH GUSTING 33 MPH...PEAK GUST 51 MPH
  BETWEEN 3 AND 4 AM PDT.

  DESERT HOT SPRINGS...WEST 23 MPH GUSTING 34 MPH...PEAK GUST 40 MPH
  BETWEEN 2 AND 3 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.

&&

$$

JAD
757 
WWUS76 KSGX 040953
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
253 AM PDT FRI MAY 4 2012

CAZ061-041100-
/O.EXP.KSGX.WI.Y.0032.000000T0000Z-120504T1000Z/
COACHELLA VALLEY-
253 AM PDT FRI MAY 4 2012

...WIND ADVISORY WILL EXPIRE AT 3 AM PDT EARLY THIS MORNING...

WINDS HAVE DROPPED BELOW ADVISORY CRITERIA AND THE WIND ADVISORY
WILL BE ALLOWED TO EXPIRE AT 3 AM. LOCAL BREEZY CONDITIONS WILL CONTINUE
ALONG AND NORTH OF INTERSTATE 10 IN THE COACHELLA VALLEY THROUGH
THIS EVENING.

$$

SS

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.