Alert archive / California / Wind Advisories in 2012
Wind Advisory 50, NWS San Diego, CA
NWS San Diego, CA issued this wind advisory at Dec 11, 2012, 1:13 PM PST for San Bernardino County, California. It took effect at Dec 12, 2012, 4:00 AM PST. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Dec 11, 2012, 1:13 PM PST (21:13 UTC)
- In effect from
- Dec 12, 2012, 4:00 AM PST
- Expired
- Dec 12, 2012, 10:00 PM PST
- In force
- 18 hr
- Issued by
- NWS San Diego, CA
County San Bernardino County, CA
The nearest sounding before it
Las Vegas, NV (KVEF), launched 12:00Z, 9.2 hours before the alert went out and 180 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
- 2200 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
763 WWUS76 KSGX 112113 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 113 PM PST TUE DEC 11 2012 ...STRONG SOUTHERLY WINDS AHEAD OF A LOW PRESSURE SYSTEM ALONG DESERT SLOPES OF SAN BERNARDINO MOUNTAINS AND ADJACENT HIGH DESERTS... .STRONG AND GUSTY SOUTHERLY WINDS WILL BE POSSIBLE OVER PORTIONS OF THE HIGH DESERTS AND DESERT SLOPES OF THE SAN BERNARDINO MOUNTAINS LATE THIS EVENING THROUGH WEDNESDAY AFTERNOON DUE TO AN APPROACHING LOW PRESSURE SYSTEM AND ITS ASSOCIATED COLD FRONT. WINDS WILL START TO WEAKEN A LITTLE BY WEDNESDAY EVENING AND LIGHTEN FURTHER BY THURSDAY AFTERNOON AFTER THE COLD FRONTAL PASSAGE. CAZ055-060-120515- /O.NEW.KSGX.WI.Y.0050.121212T0600Z-121213T0000Z/ SAN BERNARDINO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS- 113 PM PST TUE DEC 11 2012 ...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 4 PM PST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 4 PM PST WEDNESDAY. * WINDS...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS OF 45 TO 50 MPH. * TIMING...LATE THIS EVENING THROUGH WEDNESDAY AFTERNOON. * LOCATION...DESERT SLOPES OF THE SAN BERNARDINO MOUNTAINS AND ADJACENT HIGH DESERT AREAS. * VISIBILITY...POSSIBLY DROPPING TO 1 MILE OR LESS AT TIMES IN BLOWING DUST AND SAND. * IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS WITH HIGH PROFILE VEHICLES. AREAS OF BLOWING DUST AND SAND COULD LOCALLY REDUCE VISIBILITY AT TIMES. * OUTLOOK...WINDS WILL START TO WEAKEN A LITTLE BY WEDNESDAY EVENING AND LIGHTEN FURTHER BY THURSDAY AFTERNOON AFTER THE COLD FRONTAL PASSAGE. 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. && $$ HARRISON
4 follow-up statements
410 WWUS76 KSGX 120425 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 825 PM PST TUE DEC 11 2012 ...STRONG SOUTHERLY WINDS WILL DEVELOP ALONG DESERT SLOPES OF SAN BERNARDINO MOUNTAINS AND ADJACENT HIGH DESERTS EARLY WEDNESDAY... .STRONG AND GUSTY SOUTHERLY WINDS WILL BE POSSIBLE OVER PORTIONS OF THE HIGH DESERTS AND DESERT SLOPES OF THE SAN BERNARDINO MOUNTAINS EARLY WEDNESDAY MORNING THROUGH WEDNESDAY AFTERNOON DUE TO AN APPROACHING LOW PRESSURE SYSTEM AND ITS ASSOCIATED COLD FRONT. WINDS WILL START TO WEAKEN A LITTLE BY WEDNESDAY EVENING AND LIGHTEN FURTHER BY THURSDAY AFTERNOON AFTER THE COLD FRONTAL PASSAGE. CAZ055-060-121300- /O.EXT.KSGX.WI.Y.0050.121212T1200Z-121213T0000Z/ SAN BERNARDINO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS- 825 PM PST TUE DEC 11 2012 ...WIND ADVISORY NOW IN EFFECT FROM 4 AM TO 4 PM PST WEDNESDAY... * WINDS...SOUTH TO SOUTHWEST 20 TO 30 MPH...WITH GUSTS UP TO 50 MPH. * TIMING...EARLY WEDNESDAY MORNING THROUGH WEDNESDAY AFTERNOON. * LOCATION...DESERT SLOPES OF THE SAN BERNARDINO MOUNTAINS AND ADJACENT HIGH DESERT AREAS. * VISIBILITY...POSSIBLY DROPPING TO 1 MILE OR LESS AT TIMES IN BLOWING DUST AND SAND. * IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS WITH HIGH PROFILE VEHICLES. AREAS OF BLOWING DUST AND SAND COULD LOCALLY REDUCE VISIBILITY AT TIMES. * OUTLOOK...WINDS WILL START TO WEAKEN A LITTLE BY WEDNESDAY EVENING AND LIGHTEN FURTHER BY THURSDAY AFTERNOON AFTER THE COLD FRONTAL PASSAGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ PALMER
240 WWUS76 KSGX 121148 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 348 AM PST WED DEC 12 2012 ...STRONG SOUTHERLY WINDS WILL DEVELOP ALONG DESERT SLOPES OF SAN BERNARDINO MOUNTAINS AND ADJACENT HIGH DESERTS EARLY WEDNESDAY... .GUSTY SOUTHERLY WINDS WILL BE POSSIBLE OVER PORTIONS OF THE HIGH DESERTS AND DESERT SLOPES OF THE SAN BERNARDINO MOUNTAINS THIS MORNING THROUGH WEDNESDAY AFTERNOON DUE TO AN APPROACHING LOW PRESSURE SYSTEM. WINDS WILL WEAKEN THIS AFTERNOON INTO TONIGHT. CAZ055-060-130000- /O.CON.KSGX.WI.Y.0050.121212T1200Z-121213T0000Z/ SAN BERNARDINO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS- 348 AM PST WED DEC 12 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... * WINDS...SOUTH TO SOUTHWEST 20 TO 30 MPH...WITH GUSTS UP TO 45 MPH. * TIMING...THROUGH THIS AFTERNOON. * LOCATION...DESERT SLOPES OF THE SAN BERNARDINO MOUNTAINS AND ADJACENT DESERT FOOTHILLS. * VISIBILITY...POSSIBLY DROPPING TO 1 MILE OR LESS AT TIMES IN BLOWING DUST AND SAND. * IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS WITH HIGH PROFILE VEHICLES. AREAS OF BLOWING DUST AND SAND COULD LOCALLY REDUCE VISIBILITY AT TIMES. * OUTLOOK...WINDS WILL WEAKEN THIS AFTERNOON INTO TONIGHT. 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. && $$ SS
312 WWUS76 KSGX 121737 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 937 AM PST WED DEC 12 2012 ...STRONG SOUTHERLY WINDS DEVELOPING ALONG DESERT SLOPES OF SAN BERNARDINO MOUNTAINS AND ADJACENT HIGH DESERTS TODAY... .GUSTY SOUTH TO SOUTHWESTERLY WINDS WILL BE POSSIBLE OVER PORTIONS OF THE HIGH DESERTS AND DESERT SLOPES OF THE SAN BERNARDINO MOUNTAINS THIS MORNING THROUGH THIS EVENING DUE TO AN APPROACHING LOW PRESSURE SYSTEM. WINDS WILL WEAKEN LATE TONIGHT. CAZ055-060-130600- /O.EXT.KSGX.WI.Y.0050.000000T0000Z-121213T0600Z/ SAN BERNARDINO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS- 937 AM PST WED DEC 12 2012 ...WIND ADVISORY NOW IN EFFECT UNTIL 10 PM PST THIS EVENING... * WINDS...SOUTH TO SOUTHWEST 20 TO 30 MPH...WITH GUSTS UP TO 45 MPH. * TIMING...THROUGH THIS EVENING. * LOCATION...DESERT SLOPES OF THE SAN BERNARDINO MOUNTAINS AND ADJACENT DESERT FOOTHILLS. * VISIBILITY...POSSIBLY DROPPING TO 1 MILE OR LESS AT TIMES IN BLOWING DUST AND SAND. * IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS WITH HIGH PROFILE VEHICLES. AREAS OF BLOWING DUST AND SAND COULD LOCALLY REDUCE VISIBILITY AT TIMES. * OUTLOOK...WINDS WILL WEAKEN TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
992 WWUS76 KSGX 130550 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 950 PM PST WED DEC 12 2012 CAZ055-060-130700- /O.EXP.KSGX.WI.Y.0050.000000T0000Z-121213T0600Z/ SAN BERNARDINO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS- 950 PM PST WED DEC 12 2012 ...WIND ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING... WINDS ARE DECREASING THIS EVENING ACROSS THE SAN BERNARDINO MOUNTAINS RIDGE TOPS AND DESERT SLOPES. LOCAL GUSTS UP TO 40 MPH WILL CONTINUE TO BE POSSIBLE LATE THIS EVENING...DECREASING EVEN MORE OVERNIGHT TONIGHT. THEREFORE...THE WIND ADVISORY WILL EXPIRE AT 10 PM. $$ PALMER
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 11, 1:13 PM PST | Winter Storm Warning | SGX | San Bernardino | 14 hr |
| Dec 11, 1:13 PM PST | Winter Weather Advisory | SGX | Riverside, San Bernardino, San Diego | 56 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.