Alert archive / California / High Wind Warnings in 2007
High Wind Warning 8, NWS San Diego, CA
NWS San Diego, CA issued this high wind warning at Apr 12, 2007, 2:43 PM PDT for Riverside County, San Bernardino County, San Diego County, California. It was in force for 5 hr. 2 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
- Apr 12, 2007, 2:43 PM PDT (21:43 UTC)
- Expired
- Apr 12, 2007, 7:19 PM PDT
- In force
- 5 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 21:43 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 12, 2:56 PM PDT | NON-TSTM WND GST 41 | Needles, CA | |
| Apr 12, 4:51 PM PDT | NON-TSTM WND GST 41 | 17 W Sandy Valley, 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, 9.7 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.
- Mixed-layer CAPE
- 44 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 597 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 193 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS76 KSGX 122143 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 243 PM PDT THU APR 12 2007 ...HIGH WIND WARNING FOR THE MOUNTAINS THROUGH THIS EVENING... ...WIND ADVISORY FOR LOWER ELEVATIONS THIS EVENING... .A STRONG LOW PRESSURE TROUGH WILL MOVE ACROSS SOUTHERN CALIFORNIA TODAY...BRINGING VERY STRONG NORTHWEST WINDS...ESPECIALLY TO THE MOUNTAINS AND DESERTS. THE STRONGEST WINDS WILL OCCUR THIS AFTERNOON AND EVENING. THE WINDS WILL SUBSIDE LATER TONIGHT. CAZ055-056-058-130400- /O.UPG.KSGX.WI.Y.0016.000000T0000Z-070413T0400Z/ /O.NEW.KSGX.HW.W.0008.070412T2143Z-070413T0400Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- SAN DIEGO COUNTY MOUNTAINS- 243 PM PDT THU APR 12 2007 ...HIGH WIND WARNING IN EFFECT UNTIL 9 PM PDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 9 PM PDT THIS EVENING. THE WIND ADVISORY IS NO LONGER IN EFFECT. NORTHWEST WINDS 30 TO 40 MPH WITH GUSTS TO 70 MPH. BLOWING DUST AND SAND WILL REDUCE VISIBILITIES TO NEAR ZERO AT TIMES. 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. $$ CAZ042-043-048-050-057-130400- /O.EXA.KSGX.WI.Y.0016.000000T0000Z-070413T0400Z/ ORANGE COUNTY COASTAL AREAS-SAN DIEGO COUNTY COASTAL AREAS- SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE- SAN DIEGO COUNTY VALLEYS-SANTA ANA MOUNTAINS AND FOOTHILLS- 243 PM PDT THU APR 12 2007 ...WIND ADVISORY IN EFFECT UNTIL 9 PM PDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM PDT THIS EVENING. NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO 50 MPH. ISOLATED HIGHER GUSTS. BLOWING DUST AND SAND WILL REDUCE VISIBILITIES TO NEAR ZERO AT TIMES. WATCH FOR BROKEN TREE LIMBS AND DOWNED POWER LINE. $$ CAZ060>062-130400- /O.CON.KSGX.WI.Y.0016.000000T0000Z-070413T0400Z/ APPLE AND LUCERNE VALLEYS-COACHELLA VALLEY- SAN DIEGO COUNTY DESERTS- 243 PM PDT THU APR 12 2007 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING. NORTHWEST WINDS 30 TO 40 MPH WITH GUSTS TO 55 MPH. ISOLATED HIGHER GUSTS. BLOWING DUST AND SAND WILL REDUCE VISIBILITIES TO NEAR ZERO AT TIMES IN THE DESERTS. WATCH FOR BROKEN TREE LIMBS AND DOWNED POWER LINES. $$ DVA
1 follow-up statement
000 WWUS76 KSGX 130219 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 719 PM PDT THU APR 12 2007 CAZ055-056-058-130330- /O.CAN.KSGX.HW.W.0008.000000T0000Z-070413T0400Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- SAN DIEGO COUNTY MOUNTAINS- 719 PM PDT THU APR 12 2007 ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE HIGH WIND WARNING. $$ CAZ042-043-048-050-057-060>062-130330- /O.CAN.KSGX.WI.Y.0016.000000T0000Z-070413T0400Z/ 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- APPLE AND LUCERNE VALLEYS-COACHELLA VALLEY- SAN DIEGO COUNTY DESERTS- 719 PM PDT THU APR 12 2007 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE WIND ADVISORY. $$
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.