Alert archive / California / Wind Advisories in 2011
Wind Advisory 47, NWS San Diego, CA
NWS San Diego, CA issued this wind advisory at Dec 14, 2011, 1:38 PM PST for 4 counties in California. It took effect at Dec 16, 2011, 4:00 AM PST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Dec 14, 2011, 1:38 PM PST (21:38 UTC)
- In effect from
- Dec 16, 2011, 4:00 AM PST
- Expired
- Dec 14, 2011, 9:21 PM PST
- In force
- 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 21:39 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 12:00Z, 9.6 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
- 10 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 656 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
778 WWUS76 KSGX 142138 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 138 PM PST WED DEC 14 2011 ...STRONG AND GUSTY NORTHEAST WINDS FRIDAY MORNING INTO SATURDAY AFTERNOON... .A STRONG LOW PRESSURE SYSTEM WILL MOVE INTO SOUTHERN CALIFORNIA BY FRIDAY. THIS WILL BRING STRONG AND GUSTY NORTHEAST WINDS TO THE MOUNTAINS AND FOOTHILLS...MAINLY BELOW CANYONS AND PASSES. WINDS WILL PEAK FRIDAY AFTERNOON AND WEAKEN ON SATURDAY AFTERNOON. CAZ048-055-057-150615- /O.NEW.KSGX.WI.Y.0047.111216T1200Z-111217T2100Z/ SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE- SAN BERNARDINO COUNTY MOUNTAINS-SANTA ANA MOUNTAINS AND FOOTHILLS- 138 PM PST WED DEC 14 2011 ...WIND ADVISORY IN EFFECT FROM 4 AM FRIDAY TO 1 PM PST SATURDAY... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 4 AM FRIDAY TO 1 PM PST SATURDAY. * TIMING: EARLY FRIDAY MORNING INTO EARLY SATURDAY AFTERNOON. * WINDS: AREAS OF NORTHEAST WINDS 25 TO 35 MPH WITH GUSTS 45 TO 55 MPH. OCCASIONAL LOCAL GUSTS TO NEAR 65 MPH ARE POSSIBLE IN THE MOST FAVORED LOCATIONS. * IMPACTS: THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE LIMBS AND DOWNED POWER LINES. 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. && $$ CAZ056-058-150615- /O.NEW.KSGX.WI.Y.0047.111216T1500Z-111217T2100Z/ RIVERSIDE COUNTY MOUNTAINS-SAN DIEGO COUNTY MOUNTAINS- 138 PM PST WED DEC 14 2011 ...WIND ADVISORY IN EFFECT FROM 7 AM FRIDAY TO 1 PM PST SATURDAY... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 7 AM FRIDAY TO 1 PM PST SATURDAY. * TIMING: EARLY FRIDAY MORNING INTO EARLY SATURDAY AFTERNOON. * WINDS: AREAS OF NORTHEAST TO EAST WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH. * IMPACTS: THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE LIMBS AND DOWNED POWER LINES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ PG
1 follow-up statement
879 WWUS76 KSGX 150521 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 921 PM PST WED DEC 14 2011 ...POTENTIALLY STRONG GUSTY NORTHEAST TO EAST WINDS FRIDAY MORNING THROUGH SATURDAY AFTERNOON... .A VIGOROUS LOW PRESSURE SYSTEM WILL MOVE THROUGH CALIFORNIA AND INTO NORTHWEST MEXICO LATE THURSDAY INTO SATURDAY. STRONG WINDS ON THE BACK SIDE OF THE LOW AND INCREASING SURFACE PRESSURE GRADIENTS WILL GENERATE STRONG GUSTY OFFSHORE WINDS EARLY FRIDAY MORNING INTO SATURDAY AFTERNOON. NORTHEAST WINDS ON FRIDAY WILL IMPACT PORTIONS OF THE SAN BERNARDINO AND RIVERSIDE COUNTY MOUNTAINS...THE INLAND EMPIRE...AND THE SANTA ANA MOUNTAINS AND FOOTHILLS. AS THE LOW PROGRESSES SLIGHTLY WEST LATE FRIDAY...WINDS WILL TURN TO THE EAST AND STRENGTHEN ACROSS THE SAN DIEGO COUNTY MOUNTAINS. HOWEVER...LARGE UNCERTAINTY IN THE STRENGTH OF THE WINDS REMAINS DUE TO UNCERTAINTIES IN THE TRACK OF THE LOW. CAZ048-055-057-151400- /O.CAN.KSGX.WI.Y.0047.111216T1200Z-111217T2100Z/ /O.NEW.KSGX.HW.A.0010.111216T1200Z-111217T2100Z/ SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE- SAN BERNARDINO COUNTY MOUNTAINS-SANTA ANA MOUNTAINS AND FOOTHILLS- 921 PM PST WED DEC 14 2011 ...HIGH WIND WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON... ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND WATCH...WHICH IS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON. THE WIND ADVISORY HAS BEEN CANCELLED. * TIMING: EARLY FRIDAY MORNING INTO EARLY SATURDAY AFTERNOON. * WINDS: AREAS OF NORTHEAST WINDS 30 TO 40 MPH WITH GUSTS 55 TO 60 MPH. OCCASIONAL LOCAL GUSTS IN EXCESS OF 65 MPH ARE POSSIBLE IN THE MOST FAVORED LOCATIONS...INCLUDING THROUGH AND BELOW THE CAJON AND BANNING PASSES IN THE INLAND EMPIRE AND THE FREMONT AND MODJESKA CANYONS IN THE SANTA ANA MOUNTAINS. * IMPACTS: THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS WITH HIGH PROFILE VEHICLES TRAVELING ALONG INTERSTATES 15...215...10...AND HIGHWAYS 210...60...AND 91. WATCH FOR DOWNED TREES AND POWER LINES. 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. && $$ CAZ058-151400- /O.CAN.KSGX.WI.Y.0047.111216T1500Z-111217T2100Z/ /O.NEW.KSGX.HW.A.0010.111217T0600Z-111217T2100Z/ SAN DIEGO COUNTY MOUNTAINS- 921 PM PST WED DEC 14 2011 ...HIGH WIND WATCH IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY AFTERNOON... ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND WATCH...WHICH IS IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY AFTERNOON. THE WIND ADVISORY HAS BEEN CANCELLED. * TIMING: FRIDAY EVENING INTO EARLY SATURDAY AFTERNOON. * WINDS: AREAS OF EAST WINDS 25 TO 35 MPH WITH GUSTS TO 60 MPH. STRONGEST WINDS EXPECTED THROUGH THE HIGHWAY 78 AND INTERSTATE 8 CORRIDORS. * IMPACTS: THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS WITH HIGH PROFILE VEHICLES TRAVELING ON INTERSTATE 8 AND HIGHWAY 78. WATCH FOR BROKEN TREE LIMBS AND DOWNED POWER LINES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ CAZ056-151400- /O.CAN.KSGX.WI.Y.0047.111216T1500Z-111217T2100Z/ /O.NEW.KSGX.HW.A.0010.111216T1200Z-111217T2100Z/ RIVERSIDE COUNTY MOUNTAINS- 921 PM PST WED DEC 14 2011 ...HIGH WIND WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON... ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH WIND WATCH...WHICH IS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY AFTERNOON. THE WIND ADVISORY HAS BEEN CANCELLED. * TIMING: EARLY FRIDAY MORNING INTO EARLY SATURDAY AFTERNOON. * WINDS: AREAS OF NORTHEAST TO EAST WINDS 25 TO 35 MPH WITH GUSTS TO 60 MPH. STRONGEST WINDS EXPECT NEAR THE BANNING PASS. * IMPACTS: THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN TREE LIMBS AND DOWNED POWER LINES. 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. && $$ SS
Nearby
Wind Advisories in California, 2011Every wind advisory in 2011
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.