Alert archive / California / Wind Advisories in 2011

Wind Advisory 6, NWS San Diego, CA

January 30, 2011Riverside County, San Bernardino County, San Diego County, California

NWS San Diego, CA issued this wind advisory at Jan 30, 2011, 8:01 AM PST for Riverside County, San Bernardino County, San Diego County, California. It took effect at Jan 30, 2011, 12:00 PM PST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Jan 30, 2011, 8:01 AM PST (16:01 UTC)
In effect from
Jan 30, 2011, 12:00 PM PST
Expired
Jan 30, 2011, 8:06 PM PST
In force
8 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 16:05 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, 4.0 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 2011-01-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 joules per kilogram.LCLLFCEL10008507005003002001001 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 2011-01-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
5 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
738 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
144 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.

747 
WWUS76 KSGX 301601
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
801 AM PST SUN JAN 30 2011

...STRONG GUSTY WINDS THIS AFTERNOON AND EVENING OVER THE
MOUNTAINS AND DESERTS OF EXTREME SOUTHWESTERN CALIFORNIA...

.UPPER LEVEL LOW PRESSURE WILL BRING A PERIOD OF STRONG GUSTY
WINDS IN THE MOUNTAINS AND DESERTS. WESTERLY WINDS WILL BE 20 TO
35 MPH IN THE MOUNTAINS...DESERT FOOTHILLS AND THROUGH THE BANNING
PASS WITH LOCAL GUSTS OVER 50 MPH THIS AFTERNOON AND EVENING.
WINDS WILL GRADUAL DIMINISH LATE THIS EVENING.

CAZ055-056-058-060>062-310015-
/O.NEW.KSGX.WI.Y.0006.110130T2000Z-110131T0800Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
801 AM PST SUN JAN 30 2011

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO MIDNIGHT PST
TONIGHT...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO MIDNIGHT PST
TONIGHT. 

TIMING: THIS AFTERNOON AND EVENING

WINDS: WESTERLY 20 TO 35 MPH WITH LOCAL GUSTS OVER 50
MPH...MAINLY FROM THE MOUNTAIN CRESTS EAST TO THE DESERT
FOOTHILLS.

IMPACTS: THE WINDS WILL MAKE DRIVING DIFFICULT FOR MOTORISTS WITH
HIGH PROFILE VEHICLES.

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.

&&

$$

MAXWELL
2 follow-up statements
849 
WWUS76 KSGX 302122
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
122 PM PST SUN JAN 30 2011

...STRONG GUSTY WINDS THIS AFTERNOON AND EVENING OVER THE
MOUNTAINS AND DESERTS OF EXTREME SOUTHWESTERN CALIFORNIA...

.UPPER LEVEL LOW PRESSURE WILL BRING A PERIOD OF STRONG GUSTY
WINDS IN THE MOUNTAINS AND DESERTS. WESTERLY WINDS WILL BE 20 TO
35 MPH IN THE MOUNTAINS...DESERT FOOTHILLS AND THROUGH THE
BANNING PASS WITH LOCAL GUSTS OVER 50 MPH THIS AFTERNOON AND
EVENING. WINDS WILL GRADUALLY DIMINISH LATE THIS EVENING.

CAZ055-056-058-060>062-310500-
/O.CON.KSGX.WI.Y.0006.000000T0000Z-110131T0800Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
122 PM PST SUN JAN 30 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST TONIGHT...

A WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST TONIGHT. 

TIMING: THIS AFTERNOON AND EVENING

WINDS: WESTERLY 20 TO 35 MPH WITH LOCAL GUSTS OVER 50 MPH...
MAINLY FROM THE MOUNTAIN CRESTS EAST TO THE DESERT FOOTHILLS.

IMPACTS: THE WINDS WILL MAKE DRIVING DIFFICULT FOR MOTORISTS WITH
HIGH PROFILE VEHICLES.

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.

&&

$$

MAXWELL
247 
WWUS76 KSGX 310406
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
806 PM PST SUN JAN 30 2011

...WIND ADVISORY CANCELLED...

.WINDS HAVE DECREASED ACROSS THE MOUNTAINS AND DESERTS THIS
EVENING AND WILL CONTINUE TO DECREASE OVERNIGHT.

CAZ055-056-058-060>062-310515-
/O.CAN.KSGX.WI.Y.0006.000000T0000Z-110131T0800Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
806 PM PST SUN JAN 30 2011

...WIND ADVISORY IS CANCELLED...

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

WEST TO NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH AT
SOME SPOTS WILL CONTINUE THROUGH THE EVENING...THEN DECREASE
OVERNIGHT.

$$

MM

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.