Alert archive / California / Wind Advisories in 2012
Wind Advisory 4, NWS San Diego, CA
NWS San Diego, CA issued this wind advisory at Jan 20, 2012, 3:42 AM PST for San Diego County, California. It took effect at Jan 21, 2012, 6:00 AM PST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Jan 20, 2012, 3:42 AM PST (11:42 UTC)
- In effect from
- Jan 21, 2012, 6:00 AM PST
- Expired
- Jan 20, 2012, 1:15 PM PST
- In force
- Issued by
- NWS San Diego, CA
County San Diego County, CA
The radar
The San Diego radar (KNKX), 28 km from the middle of the area, began a volume at 11:43 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.
The nearest sounding before it
San Diego, CA (KNKX), launched 00:00Z, 11.7 hours before the alert went out and 47 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2732 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- -15 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
867 WWUS76 KSGX 201142 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 342 AM PST FRI JAN 20 2012 ...STRONG AND GUSTY WEST TO NORTHWEST WINDS IN THE MOUNTAINS AND DESERTS SATURDAY... .A PACIFIC WEATHER SYSTEM WILL BRING STRONG AND GUSTY WEST TO NORTHWEST WINDS TO THE MOUNTAINS AND DESERTS SATURDAY INTO SATURDAY EVENING. STRONGEST WINDS WILL BE IN SAN BERNARDINO AND RIVERSIDE COUNTY...MAINLY ALONG THE MOUNTAIN CRESTS AND THE DESERT SLOPES. CAZ058-062-202200- /O.UPG.KSGX.HW.A.0002.120121T1200Z-120122T0600Z/ /O.NEW.KSGX.WI.Y.0004.120121T1400Z-120122T0600Z/ SAN DIEGO COUNTY MOUNTAINS-SAN DIEGO COUNTY DESERTS- 342 AM PST FRI JAN 20 2012 ...WIND ADVISORY IN EFFECT FROM 6 AM TO 10 PM PST SATURDAY... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 10 PM PST SATURDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. * TIMING: SATURDAY MORNING THROUGH SATURDAY EVENING. STRONGEST WINDS ARE EXPECTED IN THE LATE AFTERNOON AND EARLY EVENING. * WINDS: WEST 20 TO 35 MPH...WITH GUSTS TO 50 MPH. * IMPACTS: DRIVING OF HIGH-PROFILE VEHICLES WILL BE DIFFICULT... INCLUDING ALONG INTERSTATE 8 BETWEEN PINE VALLEY AND THE IMPERIAL COUNTY LINE. 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. && $$ CAZ055-056-060-061-202200- /O.EXT.KSGX.HW.A.0002.120121T1400Z-120122T0600Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- APPLE AND LUCERNE VALLEYS-COACHELLA VALLEY- 342 AM PST FRI JAN 20 2012 ...HIGH WIND WATCH NOW IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... THE HIGH WIND WATCH IS NOW IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING. * TIMING: SATURDAY MORNING THROUGH SATURDAY EVENING. STRONGEST WINDS WILL BE IN THE LATE AFTERNOON AND EARLY EVENING. * WINDS: WEST TO NORTHWEST 25 TO 40 MPH...WITH LOCAL GUSTS TO 65 MPH. * VISIBILITY: BLOWING DUST AND SAND MAY LOCALLY REDUCE VISIBILITIES TO ONE-QUARTER MILE OR LESS AT TIMES IN THE DESERTS. * IMPACTS: DRIVING OF HIGH-PROFILE VEHICLES WILL BE DIFFICULT... INCLUDING ALONG HIGHWAY 247 NEAR LUCERNE VALLEY...ALONG INTERSTATE 10 BETWEEN BANNING AND PALM SPRINGS...AND ALONG HIGHWAY 111 NORTHWEST OF PALM SPRINGS. DOWNED TREE LIMBS AND POWER LINES WILL BE POSSIBLE WHERE HIGH WINDS OCCUR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ MAXWELL
1 follow-up statement
379 WWUS76 KSGX 202115 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 115 PM PST FRI JAN 20 2012 ...STRONG AND GUSTY WEST TO NORTHWEST WINDS IN THE MOUNTAINS AND DESERTS TOMORROW... .A PACIFIC WEATHER SYSTEM WILL BRING STRONG AND GUSTY WEST TO NORTHWEST WINDS TO THE MOUNTAINS AND DESERTS ON SATURDAY AND INTO SATURDAY EVENING. STRONGEST WINDS WILL MAINLY BE ALONG THE MOUNTAIN CRESTS AND THE DESERT SLOPES. CAZ058-062-210600- /O.UPG.KSGX.WI.Y.0004.120121T1400Z-120122T0600Z/ /O.NEW.KSGX.HW.W.0002.120121T1400Z-120122T0600Z/ SAN DIEGO COUNTY MOUNTAINS-SAN DIEGO COUNTY DESERTS- 115 PM PST FRI JAN 20 2012 ...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 10 PM PST SATURDAY... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 6 AM TO 10 PM PST SATURDAY. THE WIND ADVISORY IS NO LONGER IN EFFECT. * TIMING: SATURDAY MORNING THROUGH SATURDAY EVENING...WITH THE STRONGEST WINDS DURING THE LATE AFTERNOON AND EARLY EVENING HOURS. * WINDS: WEST 20 TO 40 MPH...WITH GUSTS UP TO 65 MPH. * VISIBILITY: BLOWING DUST AND SAND MAY LOCALLY REDUCE VISIBILITIES TO ONE-QUARTER MILE OR LESS AT TIMES IN THE DESERTS. * IMPACTS: DRIVING OF HIGH-PROFILE VEHICLES WILL BE DIFFICULT... INCLUDING ALONG INTERSTATE 8 BETWEEN PINE VALLEY AND THE IMPERIAL COUNTY LINE. DOWNED TREE LIMBS AND POWER LINES WILL BE POSSIBLE WHERE THESE HIGH WINDS OCCUR. 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. && $$ CAZ055-056-060-061-210600- /O.UPG.KSGX.HW.A.0002.120121T1400Z-120122T0600Z/ /O.NEW.KSGX.HW.W.0002.120121T1400Z-120122T0600Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- APPLE AND LUCERNE VALLEYS-COACHELLA VALLEY- 115 PM PST FRI JAN 20 2012 ...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 10 PM PST SATURDAY... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 6 AM TO 10 PM PST SATURDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. * TIMING: SATURDAY MORNING THROUGH SATURDAY EVENING...WITH THE STRONGEST WINDS DURING THE LATE AFTERNOON AND EARLY EVENING HOURS. * WINDS: WEST TO NORTHWEST 30 TO 40 MPH...WITH GUSTS UP TO 70 MPH. * VISIBILITY: BLOWING DUST AND SAND MAY LOCALLY REDUCE VISIBILITIES TO ONE-QUARTER MILE OR LESS AT TIMES IN THE DESERTS. * IMPACTS: DRIVING OF HIGH-PROFILE VEHICLES WILL BE DIFFICULT... INCLUDING ALONG HIGHWAY 247 NEAR LUCERNE VALLEY...ALONG INTERSTATE 10 BETWEEN BANNING AND PALM SPRINGS...AND ALONG HIGHWAY 111 NORTHWEST OF PALM SPRINGS. DOWNED TREE LIMBS AND POWER LINES WILL BE POSSIBLE WHERE THESE HIGH WINDS OCCUR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ PALMER
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 20, 1:15 PM PST | High Wind Warning | SGX | Riverside, San Bernardino, San Diego | 33 hr |
Nearby
Wind Advisories in California, 2012Every wind advisory in 2012
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.