Alert archive / California / Wind Advisories in 2012
Wind Advisory 47, NWS San Diego, CA
NWS San Diego, CA issued this wind advisory at Nov 12, 2012, 3:25 AM PST for 4 counties in California. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Nov 12, 2012, 3:25 AM PST (11:25 UTC)
- Expired
- Nov 12, 2012, 8:07 AM PST
- In force
- 5 hr
- 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 11:22 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, 11.4 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2398 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -83 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
542 WWUS76 KSGX 121125 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 325 AM PST MON NOV 12 2012 ...FREEZE WARNING FOR THE HIGH DESERTS UNTIL 8 AM TODAY... ...GUSTY NORTHEAST WINDS IN THE MOUNTAIN PASSES THIS MORNING... .SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL BRING GUSTY NORTHEAST WINDS THROUGH AND BELOW PASSES AND CANYONS THIS MORNING. THE WINDS WILL GRADUALLY DECREASE THIS AFTERNOON. CAZ060-121600- /O.CON.KSGX.FZ.W.0003.000000T0000Z-121112T1600Z/ APPLE AND LUCERNE VALLEYS- 325 AM PST MON NOV 12 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING... * LOCATION...HIGH DESERT VALLEYS...THE MOJAVE RIVER VALLEY...AND WIND PROTECTED AREAS. * TEMPERATURES...LOWS 24 TO 30. * DURATION...THROUGH 8 AM. * IMPACTS...CROPS AND PLANTS SENSITIVE TO THE COLD WILL BE KILLED OR SUFFER SIGNIFICANT DAMAGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ CAZ055>058-122000- /O.NEW.KSGX.WI.Y.0047.121112T1125Z-121112T2000Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- SANTA ANA MOUNTAINS AND FOOTHILLS-SAN DIEGO COUNTY MOUNTAINS- 325 AM PST MON NOV 12 2012 ...WIND ADVISORY IN EFFECT UNTIL NOON PST TODAY... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL NOON PST TODAY. * WINDS...EAST TO NORTHEAST 20 TO 30 MPH WITH STRONGEST GUSTS FROM 40 TO 50 MPH IN THE FAVORED PASSES AND CANYONS. WINDS WILL DECREASE THIS AFTERNOON. * TIMING...STRONGEST WINDS THIS MORNING...DECREASING THIS AFTERNOON. * LOCATIONS...THE CAJON PASS...THE SANTA ANA MOUNTAINS...AND THE EAST-WEST PASSES OF THE RIVERSIDE AND SAN DIEGO COUNTY MOUNTAINS INCLUDING THE I-10 AND I-8 CORRIDORS. * IMPACTS...THE GUSTY EAST WINDS WILL MAKE DRIVING DIFFICULT FOR MOTORISTS WITH HIGH PROFILE VEHICLES. * REPORTS...WIND GUSTS EARLY THIS MORNING INCLUDED 45 MPH AT SANTA YSABEL IN THE SAN DIEGO COUNTY FOOTHILLS...AND 42 MPH AT FREMONT CANYON IN THE ORANGE COUNTY MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ MOEDE
1 follow-up statement
717 WWUS76 KSGX 121607 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 807 AM PST MON NOV 12 2012 ...THE FREEZE WARNING AND THE WIND ADVISORIES HAVE BEEN CANCELLED... .MORNING HEATING WILL CONTINUE TO WARM THE UPPER DESERTS...AND WEAKENING FLOW ALOFT WILL ALLOW WINDS IN THE WIND PRONE AREAS TO DECREASE BY MIDDAY. CAZ060-121715- /O.CAN.KSGX.FZ.W.0003.000000T0000Z-121112T1600Z/ APPLE AND LUCERNE VALLEYS- 807 AM PST MON NOV 12 2012 ...FREEZE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE FREEZE WARNING. THE UPPER DESERTS ARE EXPECTED TO CONTINUE TO WARM...SO THE FREEZE WARNING HAS BEEN CANCELLED. $$ CAZ055>058-121715- /O.CAN.KSGX.WI.Y.0047.000000T0000Z-121112T2000Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- SANTA ANA MOUNTAINS AND FOOTHILLS-SAN DIEGO COUNTY MOUNTAINS- 807 AM PST MON NOV 12 2012 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE WIND ADVISORY. THE UPPER LEVEL FLOW IS EXPECTED TO DECREASE...SO THE WIND ADVISORY HAS BEEN CANCELLED. LOCAL GUSTS APPROACHING 45 MPH CAN STILL BE EXPECTED IN THE MOUNTAINS AND FOOTHILLS THROUGH MIDDAY. $$ SMALL
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.