Alert archive / California / Wind Advisories in 2015

Wind Advisory 4, NWS San Diego, CA

February 21, 2015Riverside County, San Bernardino County, San Diego County, California

NWS San Diego, CA issued this wind advisory at Feb 21, 2015, 1:15 PM PST for Riverside County, San Bernardino County, San Diego County, California. It took effect at Feb 21, 2015, 7:00 PM PST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Feb 21, 2015, 1:15 PM PST (21:15 UTC)
In effect from
Feb 21, 2015, 7:00 PM PST
Expired
Feb 22, 2015, 3:28 AM 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 21:19 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, 9.3 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 2015-02-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 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 2015-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
2 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
830 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
50 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.

692 
WWUS76 KSGX 212115
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
115 PM PST SAT FEB 21 2015

...STRONG AND GUSTY WINDS IN THE DESERTS TONIGHT THROUGH
SUNDAY...

.A TROUGH OF LOW PRESSURE JUST NORTH OF THE AREA WILL LIKELY
RESULT IN STRONG AND GUSTY WEST TO SOUTHWEST WINDS OVER THE
DESERTS TONIGHT THROUGH MOST OF SUNDAY...ALTHOUGH WINDS WILL
DIMINISH EARLIER OVER THE HIGH DESERTS...LIKELY BY MID-MORNING
SUNDAY. WINDS WILL BE OVERALL WEAKER LATE SUNDAY NIGHT THROUGH
TUESDAY. 

CAZ062-065-220600-
/O.NEW.KSGX.WI.Y.0004.150222T0300Z-150223T0600Z/
SAN DIEGO COUNTY DESERTS-SAN GORGONIO PASS NEAR BANNING-
115 PM PST SAT FEB 21 2015

...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 10 PM PST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 10 PM PST
SUNDAY. 

* WINDS...WEST 20 TO 30 MPH WITH GUSTS TO 50 MPH AND LOCAL 60 MPH
  GUSTS. 

* TIMING...WINDS STRENGTHENING TONIGHT...PEAKING OVERNIGHT INTO
  SUNDAY MORNING...AND GRADUALLY DIMINISHING SUNDAY AFTERNOON
  INTO SUNDAY EVENING.

* LOCATION...THROUGH THE SAN GORGONIO PASS AND THE NORTHERN
  COACHELLA VALLEY...AND THE WIND-FAVORED PORTIONS OF THE SAN
  DIEGO COUNTY DESERTS. INTERSTATES 10 AND 8 LIKELY IMPACTED.

* VISIBILITY...LOCALLY REDUCED TO 1 MILE OR LESS IN BLOWING DUST
  AND SAND. 

* IMPACTS...STRONG AND GUSTY WINDS WILL MAKE DRIVING
  HAZARDOUS...ESPECIALLY FOR HIGH PROFILE VEHICLES. WATCH FOR
  BROKEN TREE LIMBS AND REDUCED VISIBILITY BLOWING DUST.

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.

&&

$$

CAZ060-220600-
/O.NEW.KSGX.WI.Y.0004.150222T0300Z-150222T1200Z/
APPLE AND LUCERNE VALLEYS-
115 PM PST SAT FEB 21 2015

...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 4 AM PST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 4 AM PST
SUNDAY. 

* WINDS...SOUTHWEST TO WEST WINDS 20 TO 30 MPH WITH GUSTS 45 TO 50
  MPH.

* TIMING...WINDS STRENGTHENING THIS EVENING...PEAKING DURING THE
  OVERNIGHT HOURS...AND DIMINISHING SUNDAY MORNING.

* LOCATION...PORTIONS OF THE HIGH DESERTS...INCLUDING APPLE
  VALLEY...HESPERIA AND VICTORVILLE.

* VISIBILITY...LOCALLY REDUCED TO 1 MILE OR LESS IN BLOWING DUST
  AND SAND. 

* IMPACTS...STRONG AND GUSTY WINDS WILL MAKE DRIVING
  HAZARDOUS...ESPECIALLY FOR HIGH PROFILE VEHICLES. WATCH FOR
  BROKEN TREE LIMBS AND REDUCED VISIBILITY BLOWING DUST.

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
3 follow-up statements
786 
WWUS76 KSGX 212135
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
135 PM PST SAT FEB 21 2015

...STRONG AND GUSTY WINDS IN THE DESERTS TONIGHT THROUGH SUNDAY...

.A TROUGH OF LOW PRESSURE JUST NORTH OF THE AREA WILL LIKELY
RESULT IN STRONG AND GUSTY WEST TO SOUTHWEST WINDS OVER THE
DESERT SLOPES AND DESERTS TONIGHT THROUGH MOST OF
SUNDAY...ALTHOUGH WINDS WILL DIMINISH EARLIER OVER THE HIGH
DESERTS...LIKELY BY MID-MORNING SUNDAY. WINDS WILL BE OVERALL
WEAKER LATE SUNDAY NIGHT THROUGH TUESDAY.

CAZ058-220600-
/O.EXA.KSGX.WI.Y.0004.150222T0300Z-150223T0600Z/
SAN DIEGO COUNTY MOUNTAINS-
135 PM PST SAT FEB 21 2015

...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 10 PM PST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 10 PM PST
SUNDAY. 

* WINDS...WEST 20 TO 30 MPH WITH GUSTS TO 50 MPH AND LOCAL 60 
  MPH GUSTS. 

* TIMING...WINDS STRENGTHENING TONIGHT...PEAKING OVERNIGHT INTO 
  SUNDAY MORNING...AND GRADUALLY DIMINISHING SUNDAY AFTERNOON 
  INTO SUNDAY EVENING. 

* LOCATION...ALONG MOUNTAIN RIDGE-TOPS AND ALONG DESERT MOUNTAIN
  SLOPES. INTERSTATE 8 LIKELY IMPACTED.

* IMPACTS...STRONG AND GUSTY WINDS WILL MAKE DRIVING HAZARDOUS...
  ESPECIALLY FOR HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE 
  LIMBS AND REDUCED VISIBILITY BLOWING DUST. 

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.

&&

$$

CAZ062-065-220600-
/O.CON.KSGX.WI.Y.0004.150222T0300Z-150223T0600Z/
SAN DIEGO COUNTY DESERTS-SAN GORGONIO PASS NEAR BANNING-
135 PM PST SAT FEB 21 2015

...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO
10 PM PST SUNDAY...

* WINDS...WEST 20 TO 30 MPH WITH GUSTS TO 50 MPH AND LOCAL 60 
  MPH GUSTS. 

* TIMING...WINDS STRENGTHENING TONIGHT...PEAKING OVERNIGHT INTO 
  SUNDAY MORNING...AND GRADUALLY DIMINISHING SUNDAY AFTERNOON 
  INTO SUNDAY EVENING. 

* LOCATION...THROUGH THE SAN GORGONIO PASS AND THE NORTHERN 
  COACHELLA VALLEY...AND THE WIND-FAVORED PORTIONS OF THE SAN 
  DIEGO COUNTY DESERTS. INTERSTATES 10 AND 8 LIKELY IMPACTED. 

* VISIBILITY...LOCALLY REDUCED TO 1 MILE OR LESS IN BLOWING DUST 
  AND SAND. 

* IMPACTS...STRONG AND GUSTY WINDS WILL MAKE DRIVING HAZARDOUS...
  ESPECIALLY FOR HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE 
  LIMBS AND REDUCED VISIBILITY BLOWING DUST. 

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.

&&

$$

CAZ060-220600-
/O.CON.KSGX.WI.Y.0004.150222T0300Z-150222T1200Z/
APPLE AND LUCERNE VALLEYS-
135 PM PST SAT FEB 21 2015

...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 4 AM
PST SUNDAY...

* WINDS...SOUTHWEST TO WEST WINDS 20 TO 30 MPH WITH GUSTS 45 TO 
  50 MPH. 

* TIMING...WINDS STRENGTHENING THIS EVENING...PEAKING DURING THE 
  OVERNIGHT HOURS...AND DIMINISHING SUNDAY MORNING. 

* LOCATION...PORTIONS OF THE HIGH DESERTS...INCLUDING APPLE 
  VALLEY...HESPERIA AND VICTORVILLE. 

* VISIBILITY...LOCALLY REDUCED TO 1 MILE OR LESS IN BLOWING DUST 
  AND SAND. 

* IMPACTS...STRONG AND GUSTY WINDS WILL MAKE DRIVING HAZARDOUS...
  ESPECIALLY FOR HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE 
  LIMBS AND REDUCED VISIBILITY BLOWING DUST. 

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
806 
WWUS76 KSGX 220559
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
959 PM PST SAT FEB 21 2015

...STRONG AND GUSTY WINDS IN THE DESERTS TONIGHT THROUGH SUNDAY...

.A TROUGH OF LOW PRESSURE JUST NORTH OF THE AREA WILL RESULT IN
AREAS OF STRONG AND GUSTY WEST TO SOUTHWEST WINDS OVER THE DESERT
SLOPES AND DESERTS TONIGHT THROUGH MOST OF SUNDAY. WINDS WILL
DIMINISH A LITTLE EARLIER OVER THE HIGH DESERTS...MOSTLY BY EARLY-
MORNING SUNDAY. WINDS WILL BE OVERALL WEAKER LATE SUNDAY NIGHT
THROUGH TUESDAY.

CAZ058-062-065-221400-
/O.CON.KSGX.WI.Y.0004.000000T0000Z-150223T0600Z/
SAN DIEGO COUNTY MOUNTAINS-SAN DIEGO COUNTY DESERTS-
SAN GORGONIO PASS NEAR BANNING-
959 PM PST SAT FEB 21 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST SUNDAY...

* WINDS...WEST 20 TO 30 MPH WITH GUSTS TO 50 MPH AND LOCAL 60 
  MPH GUSTS. 

* TIMING...WINDS STRENGTHENING TONIGHT...PEAKING OVERNIGHT INTO 
  SUNDAY MORNING...AND GRADUALLY DIMINISHING SUNDAY AFTERNOON 
  INTO SUNDAY EVENING. 

* LOCATION...THROUGH THE SAN GORGONIO PASS AND THE NORTHERN 
  COACHELLA VALLEY...AND THE WIND-FAVORED PORTIONS OF THE SAN 
  DIEGO COUNTY DESERTS. INTERSTATES 10 AND 8 LIKELY IMPACTED. 

* VISIBILITY...LOCALLY REDUCED TO 1 MILE OR LESS IN BLOWING DUST 
  AND SAND. 

* IMPACTS...STRONG AND GUSTY WINDS WILL MAKE DRIVING HAZARDOUS...
   ESPECIALLY FOR HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE 
  LIMBS AND REDUCED VISIBILITY BLOWING DUST. 

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.

&&

$$

CAZ060-221200-
/O.CON.KSGX.WI.Y.0004.000000T0000Z-150222T1200Z/
APPLE AND LUCERNE VALLEYS-
959 PM PST SAT FEB 21 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SUNDAY...

* WINDS...SOUTHWEST TO WEST WINDS 20 TO 30 MPH WITH GUSTS 45 TO 
  50 MPH. 

* TIMING...WINDS STRENGTHENING THIS EVENING...PEAKING DURING THE 
  OVERNIGHT HOURS...AND DIMINISHING SUNDAY MORNING. 

* LOCATION...PORTIONS OF THE HIGH DESERTS...INCLUDING APPLE 
  VALLEY...HESPERIA AND VICTORVILLE. 

* VISIBILITY...LOCALLY REDUCED TO 1 MILE OR LESS IN BLOWING DUST 
  AND SAND. 

* IMPACTS...STRONG AND GUSTY WINDS WILL MAKE DRIVING HAZARDOUS...
   ESPECIALLY FOR HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE 
  LIMBS AND REDUCED VISIBILITY BLOWING DUST. 

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/MAXWELL
125 
WWUS76 KSGX 221128
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
328 AM PST SUN FEB 22 2015

...GUSTY WESTERLY WINDS OVER THE MOUNTAINS AND DESERTS THROUGH
THIS EVENING...

.A DEVELOPING STORM SYSTEM NORTH OF THE REGION WILL RESULT IN
STRONG WESTERLY WINDS OVER THE MOUNTAIN RIDGES AND LOCALLY INTO
THE DESERTS THROUGH THIS EVENING.

CAZ058-062-065-222000-
/O.CAN.KSGX.WI.Y.0004.000000T0000Z-150223T0600Z/
/O.NEW.KSGX.WI.Y.0005.150222T1200Z-150223T0600Z/
SAN DIEGO COUNTY MOUNTAINS-SAN DIEGO COUNTY DESERTS-
SAN GORGONIO PASS NEAR BANNING-
328 AM PST SUN FEB 22 2015

...WIND ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 10 PM PST THIS EVENING. 

* WINDS...WEST 20 TO 30 MPH WITH GUSTS TO 50 MPH. LOCAL 60 MPH
  GUSTS ARE LIKELY IN THE MOST WIND PRONE AREAS.

* TIMING...PEAKING THIS MORNING...AND GRADUALLY DIMINISHING THIS
  AFTERNOON INTO THIS EVENING.

* LOCATION...THROUGH THE SAN GORGONIO PASS AND THE NORTHERN 
  COACHELLA VALLEY...AND THE WIND-FAVORED PORTIONS OF THE SAN 
  DIEGO COUNTY DESERTS. INTERSTATES 10 AND 8 LIKELY IMPACTED. 

* VISIBILITY...LOCALLY REDUCED TO 1 MILE OR LESS IN BLOWING DUST 
  AND SAND. 

* IMPACTS...STRONG AND GUSTY WINDS WILL MAKE DRIVING HAZARDOUS...
   ESPECIALLY FOR HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE 
   LIMBS AND REDUCED VISIBILITY BLOWING DUST. 

* REPORTS...STRONGEST WIND GUSTS SINCE MIDNIGHT..... 

  MOUNTAIN SPRINGS GRADE....65 MPH 
  WHITEWATER WEST...........64 MPH 
  EDOM HILL.................60 MPH
  HARRISON PARK.............56 MPH
  VOLCAN MOUNTAIN...........53 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.

&&

$$

CAZ060-221230-
/O.CAN.KSGX.WI.Y.0004.000000T0000Z-150222T1200Z/
APPLE AND LUCERNE VALLEYS-
328 AM PST SUN FEB 22 2015

...WIND ADVISORY IS CANCELLED...

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

WINDS HAVE DECREASED ACROSS THE AREA.

$$

JAD

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 1:16 PM PSTWinter Weather AdvisorySGXRiverside, San Bernardino13 hr

Nearby

Wind Advisories in California, 2015Every wind advisory in 2015

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.