Alert archive / California / Wind Advisories in 2016

Wind Advisory 20, NWS San Diego, CA

March 29, 2016Riverside County, San Diego County, California

NWS San Diego, CA issued this wind advisory at Mar 29, 2016, 3:12 AM PDT for Riverside County, San Diego County, California. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Mar 29, 2016, 3:12 AM PDT (10:12 UTC)
Expired
Mar 30, 2016, 3:00 AM PDT
In force
24 hr
Issued by
NWS San Diego, CA

Counties Riverside County, CA, San Diego County, CA

The radar

The San Diego radar (KNKX), 80 km from the middle of the area, began a volume at 10:11 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.

The nearest sounding before it

San Diego, CA (KNKX), launched 00:00Z, 10.2 hours before the alert went out and 100 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 2016-03-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 30 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 00:00Z on 2016-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 square meters per square second.1939587897Sfc1 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
30 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
729 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

925 
WWUS76 KSGX 291012
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
312 AM PDT TUE MAR 29 2016

...GUSTY WEST WINDS FOR THE MOUNTAINS AND DESERTS THROUGH LATE
TONIGHT...

.A LOW PRESSURE SYSTEM CENTERED OVER THE GREAT BASIN WILL MAINTAIN
STRONGER ONSHORE FLOW THROUGH LATE TONIGHT...THOUGH NOT AS STRONG
AS MONDAY AFTERNOON AND EVENING. STRONGEST WINDS ARE EXPECTED
ALONG THE DESERT SLOPES OF THE RIVERSIDE AND SAN DIEGO COUNTY
MOUNTAINS DURING THE LATE AFTERNOON AND EVENING.

CAZ056-058-061-062-292130-
/O.EXP.KSGX.HW.W.0005.000000T0000Z-160329T1000Z/
/O.NEW.KSGX.WI.Y.0020.160329T1012Z-160330T1000Z/
RIVERSIDE COUNTY MOUNTAINS-SAN DIEGO COUNTY MOUNTAINS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
312 AM PDT TUE MAR 29 2016

...WIND ADVISORY IN EFFECT UNTIL 3 AM PDT WEDNESDAY...
...HIGH WIND WARNING HAS EXPIRED...

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

* WINDS...AREAS OF WEST WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH.
  STRONGEST GUSTS TO 60 MPH EARLY THIS MORNING...AND AGAIN DURING
  THE LATE AFTERNOON INTO THIS EVENING.

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

* TIMING...WINDS SUBSIDING SOME THROUGH THE MORNING...WITH ANOTHER
  ROUND OF STRONGER WINDS FOR LATE THIS AFTERNOON INTO THIS
  EVENING.

* VISIBILITY...IN THE DESERTS REDUCED TO NEAR ZERO AT TIMES IN 
  BLOWING SAND AND DUST. 

* IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR
  MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE
  LIMBS AND OTHER DEBRIS. IN THE DESERTS...AREAS OF BLOWING DUST
  AND SAND COULD LOCALLY REDUCE VISIBILITY TO NEAR ZERO AT TIMES.

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.

&&

$$

CAZ055-060-065-291115-
/O.EXP.KSGX.HW.W.0005.000000T0000Z-160329T1000Z/
SAN BERNARDINO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
SAN GORGONIO PASS NEAR BANNING-
312 AM PDT TUE MAR 29 2016

...HIGH WIND WARNING HAS EXPIRED...

GUSTY SOUTHWEST TO WEST WINDS WILL CONTINUE INTO TONIGHT WITH
OCCASIONAL GUSTS TO 45 MPH.

$$

17
3 follow-up statements
702 
WWUS76 KSGX 292028
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
128 PM PDT TUE MAR 29 2016

...GUSTY WEST WINDS FOR THE MOUNTAINS AND DESERTS THROUGH LATE
TONIGHT...

.A LOW PRESSURE SYSTEM CENTERED OVER THE GREAT BASIN WILL
MAINTAIN STRONGER ONSHORE FLOW THROUGH LATE TONIGHT...THOUGH NOT
AS STRONG AS MONDAY AFTERNOON AND EVENING. STRONGEST WINDS ARE
EXPECTED ALONG THE DESERT SLOPES OF THE RIVERSIDE AND SAN DIEGO
COUNTY MOUNTAINS THIS AFTERNOON AND EVENING.

CAZ056-058-061-062-300430-
/O.CON.KSGX.WI.Y.0020.000000T0000Z-160330T1000Z/
RIVERSIDE COUNTY MOUNTAINS-SAN DIEGO COUNTY MOUNTAINS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
128 PM PDT TUE MAR 29 2016

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

* WINDS...AREAS OF WEST WINDS 20 TO 30 MPH WITH GUSTS 40 TO 50
  MPH. LOCAL GUSTS TO 60 MPH LATE AFTERNOON INTO THIS EVENING.

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

* TIMING...THIS AFTERNOON THROUGH THIS EVENING.

* VISIBILITY...IN THE DESERTS REDUCED TO NEAR ZERO AT TIMES IN 
  BLOWING SAND AND DUST. 

* IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY 
  FOR MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN 
  TREE LIMBS AND OTHER DEBRIS. IN THE DESERTS...AREAS OF BLOWING 
  DUST AND SAND COULD LOCALLY REDUCE VISIBILITY TO NEAR ZERO AT 
  TIMES. 

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.

&&

$$

ALBRIGHT
894 
WWUS76 KSGX 300454
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
954 PM PDT TUE MAR 29 2016

...GUSTY WEST WINDS FOR THE MOUNTAINS AND DESERTS THROUGH LATE
TONIGHT...

.A LOW PRESSURE SYSTEM CENTERED OVER THE GREAT BASIN WILL
MAINTAIN STRONGER ONSHORE FLOW THROUGH LATE TONIGHT...THOUGH NOT
AS STRONG AS MONDAY AFTERNOON AND EVENING. STRONGEST WINDS ARE
EXPECTED ALONG THE DESERT SLOPES OF THE RIVERSIDE AND SAN DIEGO
COUNTY MOUNTAINS.

CAZ056-058-061-062-301000-
/O.CON.KSGX.WI.Y.0020.000000T0000Z-160330T1000Z/
RIVERSIDE COUNTY MOUNTAINS-SAN DIEGO COUNTY MOUNTAINS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
954 PM PDT TUE MAR 29 2016

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

* WINDS...AREAS OF WEST WINDS 20 TO 30 MPH WITH GUSTS 40 TO 50
  MPH.

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

* TIMING...THROUGH EARLY WEDNESDAY MORNING.

* VISIBILITY...IN THE DESERTS REDUCED AT TIMES IN BLOWING SAND
  AND DUST.

* IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR
  MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE
  LIMBS AND OTHER DEBRIS. IN THE DESERTS...AREAS OF BLOWING DUST
  AND SAND COULD LOCALLY REDUCE VISIBILITY SHARPLY AT TIMES.

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.

&&

$$
GREGORIA
577 
WWUS76 KSGX 300959
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
259 AM PDT WED MAR 30 2016

CAZ056-058-061-062-301100-
/O.EXP.KSGX.WI.Y.0020.000000T0000Z-160330T1000Z/
RIVERSIDE COUNTY MOUNTAINS-SAN DIEGO COUNTY MOUNTAINS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
259 AM PDT WED MAR 30 2016

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

WINDS HAVE DIMINISHED IN THE MOUNTAINS AND DESERTS AND THE WIND
ADVISORY WILL BE ALLOWED TO EXPIRE AT 3 AM.

$$

SS

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 3:21 AM PDTWinter Weather AdvisorySGXRiverside, San Bernardino17 hr

Nearby

Wind Advisories in California, 2016Every wind advisory in 2016

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.