Alert archive / California / Wind Advisories in 2016

Wind Advisory 43, NWS San Diego, CA

November 20, 2016Riverside County, San Bernardino County, San Diego County, California

NWS San Diego, CA issued this wind advisory at Nov 20, 2016, 3:10 AM PST for Riverside County, San Bernardino County, San Diego County, California. It took effect at Nov 20, 2016, 6:00 PM PST. It was in force for 26 hr.

The area

The counties it named.

The facts

Issued
Nov 20, 2016, 3:10 AM PST (11:10 UTC)
In effect from
Nov 20, 2016, 6:00 PM PST
Expired
Nov 21, 2016, 8:00 PM PST
In force
26 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 11:09 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, 11.2 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 2016-11-20Temperature 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 2016-11-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 101 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
3096 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
101 m²/s²
0-3 km storm-relative helicity
184 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

778 
WWUS76 KSGX 201110
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
310 AM PST SUN NOV 20 2016

...AREAS OF STRONGER AND GUSTY SOUTHWEST TO WEST WINDS IN THE
MOUNTAINS AND DESERTS FOR TONIGHT INTO EARLY MONDAY EVENING...

.A LOW PRESSURE SYSTEM OVER THE EASTERN PACIFIC WILL MOVE THROUGH
SOUTHERN CALIFORNIA TONIGHT AND MONDAY BRINGING STRONGER ONSHORE
FLOW. THIS WILL BRING STRONGER AND GUSTY SOUTHWEST TO WEST WINDS
TO THE MOUNTAINS AND DESERTS FOR TONIGHT...CONTINUING INTO EARLY
MONDAY EVENING FOR THE MOUNTAINS AND DESERTS OF RIVERSIDE AND SAN
BERNARDINO COUNTIES.

CAZ056-058-062-065-202230-
/O.NEW.KSGX.WI.Y.0043.161121T0200Z-161122T0400Z/
RIVERSIDE COUNTY MOUNTAINS-SAN DIEGO COUNTY MOUNTAINS-
SAN DIEGO COUNTY DESERTS-SAN GORGONIO PASS NEAR BANNING-
INCLUDING THE CITIES OF...JULIAN...PINE VALLEY...
BORREGO SPRINGS...DESERT HOT SPRINGS
310 AM PST SUN NOV 20 2016

...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 8 PM PST
MONDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 8 PM PST
MONDAY. 

* WINDS...AREAS OF SOUTHWEST TO WEST WINDS 20 TO 30 MPH WITH
  GUSTS TO 45 MPH. ISOLATED GUSTS TO 55 MPH.

* TIMING...WINDS STRENGTHENING LATE THIS AFTERNOON INTO THIS
  EVENING...THEN SUBSIDING SOME LATE TONIGHT INTO EARLY MONDAY
  MORNING. A SECOND ROUND OF MORE WIDESPREAD WINDS IS EXPECTED FOR
  LATE MONDAY MORNING INTO EARLY MONDAY EVENING.

* LOCATION...STRONGEST WINDS NEAR MOUNTAIN RIDGE TOPS AND ALONG
  DESERT MOUNTAIN SLOPES INTO ADJACENT AREAS...AND IN THE NORTHERN
  COACHELLA VALLEY BELOW THE SAN GORGONIO PASS.

* VISIBILITY...LOCALLY REDUCED IN BLOWING SAND AND BLOWING DUST IN
  THE DESERTS.

* IMPACTS...HAZARDOUS DRIVING FOR 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.

&&

$$

CAZ055-060-202230-
/O.NEW.KSGX.WI.Y.0043.161121T0200Z-161121T1100Z/
SAN BERNARDINO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
INCLUDING THE CITIES OF...CRESTLINE...LAKE ARROWHEAD...
BIG BEAR CITY...BIG BEAR LAKE...RUNNING SPRINGS...WRIGHTWOOD...
VICTORVILLE...HESPERIA...APPLE VALLEY
310 AM PST SUN NOV 20 2016

...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 3 AM PST
MONDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 3 AM PST
MONDAY. 

* WINDS...AREAS OF SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 50
  MPH. ISOLATED GUSTS TO 60 MPH.

* TIMING...WINDS STRENGTHENING THIS AFTERNOON AND EARLY EVENING
  WITH STRONGEST WINDS DURING THE EVENING. WINDS THEN DIMINISHING
  OVERNIGHT.

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

* VISIBILITY...LOCALLY REDUCED IN BLOWING SAND AND BLOWING DUST IN
  THE DESERTS...MAINLY IN THE LATE AFTERNOON AND EARLY EVENING.

* IMPACTS...HAZARDOUS DRIVING FOR 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.

&&

$$

17
5 follow-up statements
747 
WWUS76 KSGX 202247
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
247 PM PST SUN NOV 20 2016

...AREAS OF STRONG AND GUSTY SOUTHWEST TO WEST WINDS IN THE
MOUNTAINS AND DESERTS FOR TONIGHT INTO MONDAY EVENING...

.A VIGOROUS LOW PRESSURE SYSTEM OVER THE EASTERN PACIFIC WILL
MOVE THROUGH SOUTHERN CALIFORNIA TONIGHT AND MONDAY BRINGING
STRONG ONSHORE FLOW. THIS WILL BRING STRONG AND GUSTY SOUTHWEST
TO WEST WINDS TO THE MOUNTAINS AND DESERTS FOR
TONIGHT...CONTINUING INTO MONDAY EVENING FOR THE MOUNTAINS AND
DESERTS OF RIVERSIDE AND SAN BERNARDINO COUNTIES.

CAZ056-058-062-065-210700-
/O.CON.KSGX.WI.Y.0043.161121T0200Z-161122T0400Z/
RIVERSIDE COUNTY MOUNTAINS-SAN DIEGO COUNTY MOUNTAINS-
SAN DIEGO COUNTY DESERTS-SAN GORGONIO PASS NEAR BANNING-
INCLUDING THE CITIES OF...JULIAN...PINE VALLEY...
BORREGO SPRINGS...DESERT HOT SPRINGS
247 PM PST SUN NOV 20 2016

...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 8 PM
PST MONDAY...

* WINDS...AREAS OF SOUTHWEST TO WEST WINDS 20 TO 30 MPH WITH GUSTS
  TO 50 MPH. ISOLATED GUSTS TO 60 MPH.

* TIMING...WINDS STRENGTHENING LATE THIS AFTERNOON INTO THIS 
  EVENING...THEN SUBSIDING SOME LATE TONIGHT INTO EARLY MONDAY 
  MORNING. A SECOND ROUND OF MORE WIDESPREAD WINDS IS EXPECTED 
  FOR LATE MONDAY MORNING INTO EARLY MONDAY EVENING. 

* LOCATION...STRONGEST WINDS NEAR MOUNTAIN RIDGE TOPS AND ALONG 
  DESERT MOUNTAIN SLOPES INTO ADJACENT AREAS...AND IN THE 
  NORTHERN COACHELLA VALLEY BELOW THE SAN GORGONIO PASS. 

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

* IMPACTS...HAZARDOUS DRIVING FOR HIGH PROFILE VEHICLES, REDUCED
  VISIBILITY, POSSIBLE ROAD DELAYS AND CLOSURES.

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.

&&

$$

CAZ055-060-210700-
/O.CON.KSGX.WI.Y.0043.161121T0200Z-161121T1100Z/
SAN BERNARDINO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
INCLUDING THE CITIES OF...CRESTLINE...LAKE ARROWHEAD...
BIG BEAR CITY...BIG BEAR LAKE...RUNNING SPRINGS...WRIGHTWOOD...
VICTORVILLE...HESPERIA...APPLE VALLEY
247 PM PST SUN NOV 20 2016

...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 3 AM
PST MONDAY...

* WINDS...AREAS OF SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 50 
  MPH. ISOLATED GUSTS TO 60 MPH. 

* TIMING...WINDS STRENGTHENING THIS EARLY EVENING WITH STRONGEST
  WINDS DURING THE LATE EVENING. WINDS THEN DIMINISHING
  OVERNIGHT.

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

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

* IMPACTS...HAZARDOUS DRIVING FOR HIGH PROFILE VEHICLES, REDUCED
  VISIBILITY, POSSIBLE ROAD DELAYS AND CLOSURES.

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.

&&

$$

JMB

WEATHER.GOV/SANDIEGO
861 
WWUS76 KSGX 210625
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1025 PM PST SUN NOV 20 2016

...STRONG AND GUSTY SOUTHWEST TO WEST WINDS IN THE MOUNTAINS AND
DESERTS TONIGHT INTO MONDAY EVENING...

.A VIGOROUS LOW PRESSURE SYSTEM OVER THE EASTERN PACIFIC WILL
MOVE THROUGH SOUTHERN CALIFORNIA TONIGHT BRINGING STRONG SOUTHWEST
TO WEST WINDS TO THE MOUNTAINS AND DESERTS. THE WINDS WILL
DECREASE IN SAN BERNARDINO LATE TONIGHT...BUT CONTINUE INTO
MONDAY EVENING IN THE RIVERSIDE AND SAN DIEGO COUNTIES MOUNTAINS
AND DESERTS.

CAZ056-058-062-065-211430-
/O.CON.KSGX.WI.Y.0043.000000T0000Z-161122T0400Z/
RIVERSIDE COUNTY MOUNTAINS-SAN DIEGO COUNTY MOUNTAINS-
SAN DIEGO COUNTY DESERTS-SAN GORGONIO PASS NEAR BANNING-
INCLUDING THE CITIES OF...JULIAN...PINE VALLEY...
BORREGO SPRINGS...DESERT HOT SPRINGS
1025 PM PST SUN NOV 20 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PST MONDAY...

* WINDS...AREAS OF SOUTHWEST TO WEST WINDS 20 TO 30 MPH WITH GUSTS
  TO 50 MPH. ISOLATED GUSTS TO 60 MPH. 

* LOCATION...STRONGEST WINDS NEAR MOUNTAIN RIDGE TOPS AND ALONG 
  DESERT MOUNTAIN SLOPES INTO ADJACENT AREAS...AND IN THE 
  NORTHERN COACHELLA VALLEY BELOW THE SAN GORGONIO PASS. 

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

* IMPACTS...HAZARDOUS DRIVING FOR HIGH PROFILE VEHICLES... 
  REDUCED VISIBILITY... POSSIBLE ROAD DELAYS AND CLOSURES. 

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.

&&

$$

CAZ055-060-211100-
/O.CON.KSGX.WI.Y.0043.000000T0000Z-161121T1100Z/
SAN BERNARDINO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
INCLUDING THE CITIES OF...CRESTLINE...LAKE ARROWHEAD...
BIG BEAR CITY...BIG BEAR LAKE...RUNNING SPRINGS...WRIGHTWOOD...
VICTORVILLE...HESPERIA...APPLE VALLEY
1025 PM PST SUN NOV 20 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST MONDAY...

* WINDS...AREAS OF SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 50
  MPH. ISOLATED GUSTS TO 60 MPH. 

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

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

* IMPACTS...HAZARDOUS DRIVING FOR HIGH PROFILE VEHICLES... 
  REDUCED VISIBILITY... POSSIBLE ROAD DELAYS AND CLOSURES. 

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
306 
WWUS76 KSGX 211159
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
359 AM PST MON NOV 21 2016

...STRONG AND GUSTY SOUTHWEST TO WEST WINDS IN THE MOUNTAINS AND
DESERTS OF RIVERSIDE AND SAN DIEGO COUNTIES INTO THIS EVENING...

.A LOW PRESSURE SYSTEM MOVING THROUGH SOUTHERN CALIFORNIA TODAY
WILL MAINTAIN STRONGER ONSHORE FLOW WITH PERIODS OF STRONG AND
GUSTY SOUTHWEST TO WEST WINDS IN THE MOUNTAINS AND DESERTS OF
RIVERSIDE AND SAN DIEGO COUNTIES. THE MOST WIDESPREAD WINDS ARE
EXPECTED FROM LATE MORNING INTO THE EARLY EVENING.

CAZ056-058-062-065-212230-
/O.CON.KSGX.WI.Y.0043.000000T0000Z-161122T0400Z/
RIVERSIDE COUNTY MOUNTAINS-SAN DIEGO COUNTY MOUNTAINS-
SAN DIEGO COUNTY DESERTS-SAN GORGONIO PASS NEAR BANNING-
INCLUDING THE CITIES OF...JULIAN...PINE VALLEY...
BORREGO SPRINGS...DESERT HOT SPRINGS
359 AM PST MON NOV 21 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PST THIS EVENING...

* WINDS...AREAS OF SOUTHWEST TO WEST WINDS 20 TO 30 MPH WITH 
  GUSTS TO 50 MPH. ISOLATED GUSTS TO 60 MPH. 

* LOCATION...STRONGEST WINDS NEAR MOUNTAIN RIDGE TOPS AND ALONG 
  DESERT MOUNTAIN SLOPES INTO ADJACENT AREAS...AND IN THE 
  NORTHERN COACHELLA VALLEY BELOW THE SAN GORGONIO PASS. 

* TIMING...WINDS WILL SUBSIDE A LITTLE EARLY THIS MORNING...WITH
  WINDS MORE WIDESPREAD AND A LITTLE STRONGER FOR LATE MORNING
  THROUGH EARLY EVENING.

* IMPACTS...HAZARDOUS DRIVING FOR 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.

&&

$$

17
818 
WWUS76 KSGX 212115
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
115 PM PST MON NOV 21 2016

CAZ056-058-062-065-220400-
/O.CON.KSGX.WI.Y.0043.000000T0000Z-161122T0400Z/
RIVERSIDE COUNTY MOUNTAINS-SAN DIEGO COUNTY MOUNTAINS-
SAN DIEGO COUNTY DESERTS-SAN GORGONIO PASS NEAR BANNING-
INCLUDING THE CITIES OF...JULIAN...PINE VALLEY...
BORREGO SPRINGS...DESERT HOT SPRINGS
115 PM PST MON NOV 21 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PST THIS EVENING...

* WINDS...AREAS OF SOUTHWEST TO WEST WINDS 15 TO 30 MPH WITH GUSTS
  TO 40 MPH AND LOCAL GUSTS TO 50 MPH.

* LOCATION...STRONGEST WINDS NEAR MOUNTAIN RIDGE TOPS AND ALONG 
  DESERT MOUNTAIN SLOPES INTO ADJACENT AREAS...AND IN THE 
  NORTHERN COACHELLA VALLEY BELOW THE SAN GORGONIO PASS. 

* TIMING...WINDS WILL LIKELY CONTINUE TO BE LOCALLY STRONG AND
  GUSTY TODAY AND THEN SUBSIDE TONIGHT.

* IMPACTS...HAZARDOUS DRIVING FOR 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.

&&

$$

HARRISON
811 
WWUS76 KSGX 220347
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
747 PM PST MON NOV 21 2016

CAZ056-058-062-065-220500-
/O.EXP.KSGX.WI.Y.0043.000000T0000Z-161122T0400Z/
RIVERSIDE COUNTY MOUNTAINS-SAN DIEGO COUNTY MOUNTAINS-
SAN DIEGO COUNTY DESERTS-SAN GORGONIO PASS NEAR BANNING-
INCLUDING THE CITIES OF...JULIAN...PINE VALLEY...
BORREGO SPRINGS...DESERT HOT SPRINGS
747 PM PST MON NOV 21 2016

...WIND ADVISORY WILL EXPIRE AT 8 PM PST THIS EVENING...

WINDS HAVE DECREASED BELOW ADVISORY LEVELS. 

PEAK WIND GUSTS INCLUDED 61 MPH AT TORO PEAK...54 MPH AT VOLCAN
MOUNTAIN, 51 MPH AT HARRISON PARK, AND 41 MPH AT MOUNT WOODSON. 

$$

MOEDE

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 19, 5:21 PM PSTHigh Surf AdvisorySGXOrange, San Diego49 hr
Nov 20, 2:09 AM PSTSmall Craft AdvisorySGX43 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.