Alert archive / California / High Wind Watches in 2016

High Wind Watch 2, NWS San Diego, CA

February 6, 20164 counties in California

NWS San Diego, CA issued this high wind watch at Feb 6, 2016, 12:59 PM PST for 4 counties in California. It took effect at Feb 7, 2016, 2:00 PM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Feb 6, 2016, 12:59 PM PST (20:59 UTC)
In effect from
Feb 7, 2016, 2:00 PM PST
Expired
Feb 7, 2016, 3:13 AM PST
In force
Issued by
NWS San Diego, CA

Counties Orange County, CA, Riverside County, CA, San Bernardino County, CA, San Diego County, CA

The radar

The Santa Ana Mts radar (KSOX), 88 km from the middle of the area, began a volume at 20:56 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, 9.0 hours before the alert went out and 124 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 2016-02-06Temperature 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 2016-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939Sfc1 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
3355 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
9 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

807 
WWUS76 KSGX 062059
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1259 PM PST SAT FEB 6 2016

...A HIGH WIND WATCH HAS BEEN ISSUED FOR AREAS NEAR AND BELOW THE
CAJON AND SAN GORGONIO PASSES...THE SANTA ANA MOUNTAINS AND
COASTAL FOOTHILLS...THE SAN DIEGO COUNTY COASTAL MOUNTAIN SLOPES
AND FOOTHILLS...

.BUILDING SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL GENERATE
MODERATE TO LOCALLY STRONG OFFSHORE WINDS ACROSS THE REGION SUNDAY
AFTERNOON THROUGH MONDAY AFTERNOON. SANTA ANA WIND-PRONE PASSES
AND CANYONS WILL BE MOST SUSCEPTIBLE TO THE HIGHEST GUSTS OF 65
MPH OR MORE. THESE WINDS WILL GRADUALLY WEAKEN MONDAY EVENING
THROUGH TUESDAY.

CAZ048-050-055>058-065-554-070500-
/O.NEW.KSGX.HW.A.0002.160207T2200Z-160208T2200Z/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS-
RIVERSIDE COUNTY MOUNTAINS-SANTA ANA MOUNTAINS AND FOOTHILLS-
SAN DIEGO COUNTY MOUNTAINS-SAN GORGONIO PASS NEAR BANNING-
ORANGE COUNTY INLAND AREAS-
1259 PM PST SAT FEB 6 2016

...HIGH WIND WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND
WATCH...WHICH IS IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
AFTERNOON. 

* WINDS...EAST TO NORTHEAST 30 TO 40 MPH WITH GUSTS 50 TO 65 MPH.

* TIMING...WINDS INCREASING THROUGH THE DAY ON SUNDAY...PEAKING
  SUNDAY NIGHT INTO MONDAY MORNING...THEN WEAKENING INTO TUESDAY. 

* LOCATION...ALONG THE COASTAL MOUNTAIN SLOPES AND FOOTHILLS AND
  BELOW FAVORED PASSES AND CANYONS

* VISIBILITY...LOCALLY REDUCED IN BLOWING DUST

* IMPACTS...STRONG CROSS WINDS WILL BE A POTENTIAL HAZARD FOR HIGH
  PROFILE VEHICLES. BROKEN TREE LIMBS AND DEBRIS ON ROADWAYS .

* OUTLOOK...WINDS OF ADVISORY STRENGTH MAY DEVELOP EARLIER ON
  SUNDAY IN SOME WIND-PRONE AREAS AND CONTINUE INTO TUESDAY
  MORNING.

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.

&&

$$

JAD
2 follow-up statements
017 
WWUS76 KSGX 070450
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
850 PM PST SAT FEB 6 2016

...A HIGH WIND WATCH IS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY AFTERNOON FOR AREAS NEAR AND BELOW THE CAJON AND SAN
GORGONIO PASSES...THE SANTA ANA MOUNTAINS AND COASTAL
FOOTHILLS...THE SAN DIEGO COUNTY COASTAL MOUNTAIN SLOPES AND
FOOTHILLS...

.BUILDING SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL
GENERATE MODERATE TO LOCALLY STRONG OFFSHORE WINDS ACROSS THE
REGION SUNDAY AFTERNOON THROUGH MONDAY AFTERNOON. SANTA ANA WIND-
PRONE PASSES AND CANYONS WILL BE MOST SUSCEPTIBLE TO THE HIGHEST
GUSTS OF 65 MPH OR MORE. THESE WINDS WILL GRADUALLY WEAKEN MONDAY
EVENING THROUGH TUESDAY. THE AREAS MOST LIKELY TO HAVE STRONG
WINDS ARE IN THE NORTHERN PART OF THE INLAND EMPIRE BELOW THE
CAJON PASS AND IN INLAND ORANGE COUNTY...INCLUDING THE SANTA ANA
MOUNTAINS AND FOOTHILLS.

CAZ048-050-055>058-065-554-071300-
/O.CON.KSGX.HW.A.0002.160207T2200Z-160208T2200Z/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS-
RIVERSIDE COUNTY MOUNTAINS-SANTA ANA MOUNTAINS AND FOOTHILLS-
SAN DIEGO COUNTY MOUNTAINS-SAN GORGONIO PASS NEAR BANNING-
ORANGE COUNTY INLAND AREAS-
850 PM PST SAT FEB 6 2016

...HIGH WIND WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH MONDAY AFTERNOON...

* WINDS...EAST TO NORTHEAST 30 TO 40 MPH WITH GUSTS 50 TO 65 MPH.

* TIMING...WINDS INCREASING THROUGH THE DAY ON SUNDAY...PEAKING 
  SUNDAY NIGHT INTO MONDAY MORNING...THEN WEAKENING INTO 
  TUESDAY. 

* LOCATION...ALONG THE COASTAL MOUNTAIN SLOPES AND FOOTHILLS AND 
  BELOW FAVORED PASSES AND CANYONS 

* VISIBILITY...LOCALLY REDUCED IN BLOWING DUST

* IMPACTS...STRONG CROSS WINDS WILL BE A POTENTIAL HAZARD FOR 
  HIGH PROFILE VEHICLES. BROKEN TREE LIMBS AND DEBRIS ON 
  ROADWAYS . 

* OUTLOOK...WINDS OF ADVISORY STRENGTH MAY DEVELOP EARLIER ON 
  SUNDAY IN SOME WIND-PRONE AREAS AND CONTINUE INTO TUESDAY 
  MORNING. 

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.

&&

$$

MAXWELL
039 
WWUS76 KSGX 071113
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
313 AM PST SUN FEB 7 2016

...STRONG AND GUSTY NORTHEAST WINDS THIS AFTERNOON THROUGH MONDAY
AFTERNOON FOR AREAS NEAR AND BELOW THE CAJON AND SAN GORGONIO
PASSES...THE SANTA ANA MOUNTAINS AND COASTAL FOOTHILLS...AND THE
SAN DIEGO COUNTY COASTAL MOUNTAIN SLOPES AND FOOTHILLS...

.BUILDING SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL
PRODUCE MODERATE TO LOCALLY STRONG OFFSHORE WINDS ACROSS THE
REGION THIS AFTERNOON THROUGH MONDAY AFTERNOON. WIND-PRONE PASSES
AND CANYONS WILL BE MOST SUSCEPTIBLE TO THE HIGHEST GUSTS OF 65
MPH OR MORE. THESE WINDS WILL GRADUALLY WEAKEN MONDAY EVENING
THROUGH TUESDAY. THE AREAS MOST LIKELY TO HAVE STRONG WINDS ARE IN
THE NORTHERN PART OF THE INLAND EMPIRE BELOW THE CAJON PASS AND IN
INLAND ORANGE COUNTY...INCLUDING THE SANTA ANA MOUNTAINS AND
FOOTHILLS.

CAZ048-055>057-065-554-080000-
/O.UPG.KSGX.HW.A.0002.160207T2200Z-160208T2200Z/
/O.NEW.KSGX.HW.W.0002.160207T2100Z-160209T0000Z/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SANTA ANA MOUNTAINS AND FOOTHILLS-SAN GORGONIO PASS NEAR BANNING-
ORANGE COUNTY INLAND AREAS-
313 AM PST SUN FEB 7 2016

...HIGH WIND WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 4 PM
PST MONDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 4 PM PST
MONDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* WINDS...EAST TO NORTHEAST 30 TO 40 MPH WITH GUSTS 50 TO 65 MPH.
  LOCALLY HIGHER GUSTS WILL BE POSSIBLE.

* TIMING...WINDS INCREASING THROUGH TODAY...PEAKING EARLY MONDAY
  MORNING...THEN WEAKENING INTO TUESDAY.

* LOCATION...ALONG THE COASTAL MOUNTAIN SLOPES AND FOOTHILLS AND
  BELOW FAVORED PASSES AND CANYONS.

* VISIBILITY...LOCALLY REDUCED IN BLOWING DUST.

* IMPACTS...STRONG CROSS WINDS WILL BE A POTENTIAL HAZARD FOR HIGH
  PROFILE VEHICLES. BROKEN TREE LIMBS AND OTHER DEBRIS WILL BE
  POSSIBLE.

* OUTLOOK...WINDS OF ADVISORY STRENGTH MAY DEVELOP EARLIER TODAY
  IN SOME WIND-PRONE AREAS AND CONTINUE INTO TUESDAY MORNING.

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.

&&

$$

CAZ050-058-080000-
/O.UPG.KSGX.HW.A.0002.160207T2200Z-160208T2200Z/
/O.NEW.KSGX.WI.Y.0010.160207T2100Z-160209T0000Z/
SAN DIEGO COUNTY VALLEYS-SAN DIEGO COUNTY MOUNTAINS-
313 AM PST SUN FEB 7 2016

...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 4 PM PST
MONDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 4 PM
PST MONDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* WINDS...EAST TO NORTHEAST 30 TO 40 MPH WITH GUSTS TO 55 MPH.
  LOCALLY HIGHER GUSTS WILL BE POSSIBLE.

* TIMING...WINDS INCREASING THROUGH TODAY...PEAKING EARLY MONDAY
  MORNING...THEN WEAKENING INTO TUESDAY.

* LOCATION...ALONG THE COASTAL MOUNTAIN SLOPES AND FOOTHILLS...AND
  BELOW FAVORED PASSES AND CANYONS.

* VISIBILITY...LOCALLY REDUCED IN BLOWING DUST.

* IMPACTS...STRONG CROSS WINDS WILL BE A POTENTIAL HAZARD FOR HIGH
  PROFILE VEHICLES. BROKEN TREE LIMBS AND OTHER DEBRIS WILL BE
  POSSIBLE.

* OUTLOOK...WINDS OF ADVISORY STRENGTH MAY DEVELOP EARLIER TODAY
  IN SOME WIND-PRONE AREAS AND CONTINUE INTO TUESDAY MORNING.

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.

&&

$$

Nearby

High Wind Watches in California, 2016Every high wind watch 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.