Alert archive / California / Wind Advisories in 2011

Wind Advisory 15, NWS San Diego, CA

March 6, 2011Riverside County, San Bernardino County, San Diego County, California

NWS San Diego, CA issued this wind advisory at Mar 6, 2011, 11:06 AM PST for Riverside County, San Bernardino County, San Diego County, California. It took effect at Mar 6, 2011, 2:00 PM PST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Mar 6, 2011, 11:06 AM PST (19:06 UTC)
In effect from
Mar 6, 2011, 2:00 PM PST
Expired
Mar 7, 2011, 1:00 AM PST
In force
11 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 19:03 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, 7.1 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 2011-03-06Temperature 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 2011-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 73 square meters per square second.19395878Sfc1 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
2754 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
73 m²/s²
0-3 km storm-relative helicity
162 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.

860 
WWUS76 KSGX 061906
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1106 AM PST SUN MAR 6 2011

...STRONG AND GUSTY WINDS IN THE MOUNTAINS AND DESERTS LATE TODAY
THROUGH MONDAY EVENING...

.A TROUGH OF LOW PRESSURE MOVING IN FROM THE NORTHWEST WILL
GENERATE STRONG AND GUSTY WEST WINDS IN THE MOUNTAINS AND DESERTS.
THE WINDS WILL INCREASE RAPIDLY THIS AFTERNOON AND EVENING. LATE 
TONIGHT OR EARLY MONDAY...WIND GUSTS IN EXCESS OF 60 MPH WILL BE
POSSIBLE ALONG THE RIDGE TOPS AND DESERT SLOPES OF THE MOUNTAINS...
EXTENDING LOCALLY ONTO THE DESERT FLOOR. THE WINDS SHOULD DECREASE
MONDAY EVENING.

CAZ055-056-058-060>062-070500-
/O.NEW.KSGX.WI.Y.0015.110306T2200Z-110307T0900Z/
/O.CON.KSGX.HW.A.0003.110307T0900Z-110308T0600Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
1106 AM PST SUN MAR 6 2011

...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 1 AM PST
MONDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY EVENING...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 1 AM
PST MONDAY. A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT
THROUGH MONDAY EVENING. 

* TIMING: THIS AFTERNOON THROUGH MONDAY EVENING. THE STRONGEST
  WINDS WILL BE MONDAY MORNING THROUGH THE EARLY AFTERNOON.

* WINDS: WEST WINDS 25 TO 35 MPH GUSTING TO 45 MPH...INCREASING TO
  35 TO 45 MPH WITH LOCAL GUSTS TO 60 MPH POSSIBLE AFTER MIDNIGHT.
  ISOLATED GUSTS TO 70 MPH ARE POSSIBLE MONDAY MORNING.

* VISIBILITY: VISIBILITY MAY BE REDUCED TO 3 MILES OR LESS AT  
  TIMES IN BLOWING DUST AND SAND.

* IMPACTS: WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
  PROFILE VEHICLES. GUSTY WINDS MAY IMPACT TRAVEL ALONG INTERSTATE
  15 IN THE HIGH DESERT...ALONG INTERSTATE 10 THROUGH THE BANNING
  PASS AND COACHELLA VALLEY...ALONG INTERSTATE 8 THROUGH THE SAN
  DIEGO MOUNTAINS...AND STATE ROUTE 74 THROUGH THE SAN JACINTO
  MOUNTAINS. WATCH FOR BROKEN TREE LIMBS AND DOWNED POWER LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

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
1 follow-up statement
770 
WWUS76 KSGX 070510
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
910 PM PST SUN MAR 6 2011

...STRONG AND GUSTY WINDS IN THE MOUNTAINS AND DESERTS THROUGH
MONDAY EVENING...

.A TROUGH OF LOW PRESSURE MOVING IN FROM THE NORTHWEST WILL
GENERATE VERY STRONG WEST WINDS IN THE MOUNTAINS AND DESERTS. THE
WINDS WILL INCREASE OVERNIGHT AND PEAK ON MONDAY BEHIND A COLD
FRONT. WIND GUSTS OF 55 TO 65 MPH ARE FORECAST IN THE MOUNTAINS
ALONG THE RIDGE TOPS AND ON DESERT SLOPES...EXTENDING LOCALLY
ONTO THE DESERT FLOOR. THE WINDS WILL DECREASE MONDAY EVENING.

CAZ055-056-058-060>062-071400-
/O.UPG.KSGX.HW.A.0003.110307T0900Z-110308T0600Z/
/O.NEW.KSGX.HW.W.0006.110307T0900Z-110308T0600Z/
/O.CON.KSGX.WI.Y.0015.000000T0000Z-110307T0900Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
910 PM PST SUN MAR 6 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST MONDAY...
...HIGH WIND WARNING IN EFFECT FROM 1 AM TO 10 PM PST MONDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 1 AM TO 10 PM PST MONDAY. THE
HIGH WIND WATCH IS NO LONGER IN EFFECT. A WIND ADVISORY REMAINS
IN EFFECT UNTIL 1 AM PST MONDAY. 


* TIMING: TONIGHT THROUGH MONDAY EVENING. THE STRONGEST WINDS WILL
  BE MONDAY MORNING THROUGH LATE AFTERNOON.

* WINDS: WEST WINDS 25 TO 35 MPH GUSTING TO 45 MPH...INCREASING TO
  35 TO 45 MPH WITH GUSTS TO 60 MPH MONDAY...WITH ISOLATED GUSTS
  TO 70 MPH.

* VISIBILITY: REDUCED TO 3 MILES OR LESS IN BLOWING DUST AND
  SAND.

* IMPACTS: THESE STRONG WINDS WILL MAKE DRIVING DIFFICULT FOR ALL
  MOTORISTS...ESPECIALLY FOR THOSE DRIVING HIGH PROFILE VEHICLES.
  GUSTY WINDS WILL IMPACT TRAVEL ALONG INTERSTATE 15 IN THE HIGH
  DESERT...ALONG INTERSTATE 10 THROUGH THE BANNING PASS AND
  COACHELLA VALLEY...ALONG INTERSTATE 8 THROUGH THE SAN DIEGO
  MOUNTAINS...AND STATE ROUTE 74 THROUGH THE SAN JACINTO
  MOUNTAINS. WATCH FOR BROKEN TREE LIMBS AND DOWNED POWER LINES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

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

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 2:24 AM PSTHigh Wind WatchSGXRiverside, San Bernardino, San Diego19 hr

Nearby

Wind Advisories in California, 2011Every wind advisory in 2011

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.