Alert archive / California / High Wind Warnings in 2007

High Wind Warning 13, NWS San Diego, CA

December 6, 2007Riverside County, San Bernardino County, San Diego County, California

NWS San Diego, CA issued this high wind warning at Dec 6, 2007, 3:20 PM PST for Riverside County, San Bernardino County, San Diego County, California. It took effect at Dec 6, 2007, 10:00 PM PST. It was in force for 23 hr. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 6, 2007, 3:20 PM PST (23:20 UTC)
In effect from
Dec 6, 2007, 10:00 PM PST
Expired
Dec 7, 2007, 8:52 PM PST
In force
23 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 23:28 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.

What was reported inside it

TimeReportWhereRemark
Dec 7, 7:10 AM PSTNON-TSTM WND GST 673 Sse Lucerne Valley, CAA 67 MPH WIND GUST WAS MEASURED NEAR LUCERNE VALLEY. SOME MINOR DAMAGE HAS BEEN REPORTED BY OTHER SPOTTERS IN THE AREA.
Dec 7, 7:29 AM PSTHEAVY RAIN 1.931 W Lake Henshaw, CA1.93 INCHES OF RAIN OBSERVED SO FAR AT BIRCH HILL. A LARGE BOULDER IS BLOCKING THE UPHILL LANES OF EAST GRADE ROAD NEAR HIGHWAY 76.
Dec 7, 8:05 AM PSTNON-TSTM WND GST 55Twentynine Palms, CA

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

San Diego, CA (KNKX), launched 12:00Z, 11.3 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 2007-12-06Temperature 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 2007-12-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 square meters per square second.193958Sfc1 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
1437 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
209 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.

000 
WWUS76 KSGX 062320
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
320 PM PST THU DEC 6 2007

...STRONG WINDS TO IMPACT SOUTHWESTERN CALIFORNIA WITH THE PACIFIC
STORM SYSTEM LATE TONIGHT AND FRIDAY...

...HIGH WIND WARNING FOR THE MOUNTAINS AND DESERTS OF SOUTHWESTERN
CALIFORNIA LATE TONIGHT THROUGH FRIDAY EVENING...

...WIND ADVISORY FOR COASTAL AND VALLEY AREAS OF SOUTHWESTERN
CALIFORNIA LATE TONIGHT AND FRIDAY...

CAZ055-056-058-060>062-070600-
/O.UPG.KSGX.HW.A.0011.071207T0600Z-071208T0600Z/
/O.NEW.KSGX.HW.W.0013.071207T0600Z-071208T0600Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
320 PM PST THU DEC 6 2007

...HIGH WIND WARNING IN EFFECT FROM 10 PM THIS EVENING TO 10 PM
PST FRIDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 10 PM PST
FRIDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

A POWERFUL PACIFIC STORM WILL BRING STRONG...GUSTY SOUTHWEST
WINDS TO THE MOUNTAINS AND DESERT SLOPES OF THE MOUNTAINS TONIGHT
THROUGH FRIDAY. LOCAL WIND GUSTS COULD EXCEED 70 MPH...ESPECIALLY
ON EAST SLOPES OF THE MOUNTAINS...SUCH AS NEAR BURNS CANYON IN SAN
BERNARDINO COUNTY AND THE BANNER GRADE IN SAN DIEGO COUNTY. WINDS
THROUGH AND EAST OF THE BANNING PASS ALONG INTERSTATE 10 ARE
EXPECTED TO ALSO BE PARTICULARLY STRONG. THE WINDS WILL BE POWERED
BY A STRONG JET STREAM ALOFT IN COMBINATION WITH STRONG ONSHORE
PRESSURE GRADIENTS.

THE VERY STRONGEST WINDS WILL OCCUR WITH THE PASSAGE OF THE COLD
FRONT FRIDAY MORNING...BUT THE FLOW ALOFT WILL ALLOW FOR WINDS TO
BE STRONG ENOUGH FOR WIND DAMAGE ANYTIME BETWEEN LATE TONIGHT AND
FRIDAY EVENING.

THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS
WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE LIMBS AND
DOWNED POWER LINES.

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.

$$

CAZ042-043-048-050-057-070600-
/O.NEW.KSGX.WI.Y.0035.071207T0600Z-071208T0000Z/
ORANGE COUNTY COASTAL AREAS-SAN DIEGO COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-SANTA ANA MOUNTAINS AND FOOTHILLS-
320 PM PST THU DEC 6 2007

...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 4 PM PST
FRIDAY...

STRONG GUSTY WINDS ARE EXPECTED WITH THE PACIFIC STORM SYSTEM
MOVING THROUGH SOUTHERN CALIFORNIA. SOUTH WINDS WILL GRADUALLY
STRENGTHEN OVERNIGHT AT THE COAST AND TURN WESTERLY WITH THE
PASSAGE OF THE COLD FRONT OVER COASTAL AND VALLEY AREAS FRIDAY
MORNING. WINDS WILL PEAK FRIDAY MORNING WITH WIND GUSTS EXCEEDING
40 MPH IN SOME AREAS. WINDS WILL GRADUALLY TAPER FRIDAY AFTERNOON.

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. SECURE LOOSE
OBJECTS...SUCH AS TRASH CONTAINERS AND LAWN FURNITURE.

$$

MAXWELL
5 follow-up statements
000 
WWUS76 KSGX 070527
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
927 PM PST THU DEC 6 2007

...STRONG WINDS TO IMPACT SOUTHWESTERN CALIFORNIA WITH THE
PACIFIC STORM SYSTEM LATE TONIGHT AND FRIDAY...

...HIGH WIND WARNING FOR THE MOUNTAINS AND DESERTS OF
SOUTHWESTERN CALIFORNIA THROUGH FRIDAY EVENING...

...WIND ADVISORY FOR COASTAL AND VALLEY AREAS OF SOUTHWESTERN
CALIFORNIA THROUGH FRIDAY...

CAZ055-056-058-060>062-071400-
/O.CON.KSGX.HW.W.0013.071207T0600Z-071208T0600Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
927 PM PST THU DEC 6 2007

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 PM PST FRIDAY...

A PACIFIC STORM WILL BRING STRONG...GUSTY SOUTHWEST WINDS TO THE
MOUNTAINS AND DESERT SLOPES OF THE MOUNTAINS TONIGHT THROUGH
FRIDAY. LOCAL WIND GUSTS COULD EXCEED 70 MPH...ESPECIALLY ON EAST
SLOPES OF THE MOUNTAINS...SUCH AS NEAR BURNS CANYON IN SAN
BERNARDINO COUNTY AND THE BANNER GRADE IN SAN DIEGO COUNTY. WINDS
THROUGH AND EAST OF THE BANNING PASS ALONG INTERSTATE 10 ARE
EXPECTED TO ALSO BE PARTICULARLY STRONG AS WELL AS IN THE HIGH
DESERT NEAR LUCERNE VALLEY. THE WINDS WILL BE POWERED BY A STRONG
JET STREAM ALOFT IN COMBINATION WITH STRONG ONSHORE PRESSURE
GRADIENTS.

THE VERY STRONGEST WINDS WILL OCCUR WITH THE PASSAGE OF THE COLD
FRONT FRIDAY MORNING...BUT THE FLOW ALOFT WILL ALLOW FOR WINDS TO
BE STRONG ENOUGH FOR WIND DAMAGE ANYTIME BETWEEN LATE TONIGHT AND
FRIDAY EVENING.

THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS
WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE LIMBS AND
DOWNED POWER LINES.

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.

$$

CAZ042-043-048-050-057-071400-
/O.CON.KSGX.WI.Y.0035.071207T0600Z-071208T0000Z/
ORANGE COUNTY COASTAL AREAS-SAN DIEGO COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-SANTA ANA MOUNTAINS AND FOOTHILLS-
927 PM PST THU DEC 6 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST FRIDAY...

STRONG GUSTY WINDS ARE EXPECTED WITH THE PACIFIC STORM SYSTEM
MOVING THROUGH SOUTHERN CALIFORNIA. SOUTH WINDS WILL GRADUALLY
STRENGTHEN OVERNIGHT AT THE COAST AND TURN WESTERLY WITH THE
PASSAGE OF THE COLD FRONT OVER COASTAL AND VALLEY AREAS FRIDAY
MORNING. WINDS WILL PEAK FRIDAY MORNING WITH WIND GUSTS EXCEEDING
40 MPH IN SOME AREAS. WINDS WILL GRADUALLY TAPER FRIDAY AFTERNOON.

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. SECURE LOOSE
OBJECTS...SUCH AS TRASH CONTAINERS AND LAWN FURNITURE.

$$

MAXWELL
000 
WWUS76 KSGX 071013
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
213 AM PST FRI DEC 7 2007

CAZ055-056-058-060>062-071815-
/O.CON.KSGX.HW.W.0013.000000T0000Z-071208T0600Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
213 AM PST FRI DEC 7 2007

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

THE VERY STRONGEST WINDS WILL OCCUR WITH THE PASSAGE OF THE COLD
FRONT THIS MORNING...BUT THE FLOW ALOFT WILL ALLOW FOR WINDS TO BE
STRONG ENOUGH FOR WIND DAMAGE ANYTIME TODAY THROUGH THIS EVENING.
WINDS WILL BE MAINLY FROM THE SOUTHWEST.

THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS
WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE LIMBS AND
DOWNED POWER LINES.

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.

$$

CAZ042-043-048-050-057-071815-
/O.CON.KSGX.WI.Y.0035.000000T0000Z-071208T0000Z/
ORANGE COUNTY COASTAL AREAS-SAN DIEGO COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-SANTA ANA MOUNTAINS AND FOOTHILLS-
213 AM PST FRI DEC 7 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON.

GUSTY SOUTH WINDS AHEAD OF A COLD FRONT WILL CONTINUE THIS MORNING.
AFTER THE FRONT PASSES GUSTY WEST WINDS WILL ENSUE THIS AFTERNOON.

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH
PROFILE VEHICLES. SECURE LOOSE OBJECTS...SUCH AS TRASH CONTAINERS AND
LAWN FURNITURE.

$$

MACKECHNIE
000 
WWUS76 KSGX 071801
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1001 AM PST FRI DEC 7 2007

CAZ055-056-058-060>062-080030-
/O.CON.KSGX.HW.W.0013.000000T0000Z-071208T0600Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
1001 AM PST FRI DEC 7 2007

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

WINDS WILL BE STRONG ENOUGH FOR WIND DAMAGE ANYTIME TODAY THROUGH
THIS EVENING. WINDS WILL BE MAINLY FROM THE SOUTHWEST AND WEST.

THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS
WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE LIMBS AND
DOWNED POWER LINES.

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.

$$

CAZ042-043-048-050-057-080000-
/O.CON.KSGX.WI.Y.0035.000000T0000Z-071208T0000Z/
ORANGE COUNTY COASTAL AREAS-SAN DIEGO COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-SANTA ANA MOUNTAINS AND FOOTHILLS-
1001 AM PST FRI DEC 7 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. 

GUSTY WEST WINDS ARE EXPECTED THROUGH THIS AFTERNOON.

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. SECURE LOOSE OBJECTS...SUCH
AS TRASH CONTAINERS AND LAWN FURNITURE.

$$

MM
000 
WWUS76 KSGX 072111
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
111 PM PST FRI DEC 7 2007

CAZ042-043-048-050-057-072215-
/O.CAN.KSGX.WI.Y.0035.000000T0000Z-071208T0000Z/
ORANGE COUNTY COASTAL AREAS-SAN DIEGO COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-SANTA ANA MOUNTAINS AND FOOTHILLS-
111 PM PST FRI DEC 7 2007

...WIND ADVISORY IS CANCELLED...

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

WINDS HAVE DECREASED IN THE COASTAL AREAS AND VALLEYS THIS AFTERNOON.

$$

CAZ055-056-058-060>062-080515-
/O.CON.KSGX.HW.W.0013.000000T0000Z-071208T0600Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
111 PM PST FRI DEC 7 2007

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

WINDS WILL BE STRONG ENOUGH FOR WIND DAMAGE ANYTIME TODAY THROUGH
THIS EVENING. WINDS WILL BE MAINLY FROM THE SOUTHWEST AND WEST.

THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS
WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE LIMBS AND
DOWNED POWER LINES.

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.

$$

MM
000 
WWUS76 KSGX 080452
NPWSGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
852 PM PST FRI DEC 7 2007

...HIGH WIND WARNING CANCELLED FOR THE MOUNTAINS AND DESERTS OF
SOUTHWESTERN CALIFORNIA...

.WINDS WILL GRADUALLY DECREASE OVERNIGHT. ONLY A FEW GUSTS AROUND
40 MPH ARE EXPECTED THE REST OF THIS EVENING.

CAZ055-056-058-060>062-080600-
/O.CAN.KSGX.HW.W.0013.000000T0000Z-071208T0600Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
852 PM PST FRI DEC 7 2007

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE HIGH
WIND WARNING. WIND GUSTS WILL BE 40 MPH OR LESS THE REST OF THIS
EVENING.

$$

MAXWELL

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 6, 5:17 AM PSTHigh Wind WatchSGXRiverside, San Bernardino, San Diego10 hr
Dec 6, 3:20 PM PSTWind AdvisorySGXOrange, Riverside, San Bernardino, San Diego22 hr

Nearby

High Wind Warnings in California, 2007Every high wind warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.