Alert archive / California / Wind Advisories in 2009
Wind Advisory 21, NWS San Diego, CA
NWS San Diego, CA issued this wind advisory at Sep 29, 2009, 3:17 AM PDT for Riverside County, San Bernardino County, San Diego County, California. It took effect at Sep 29, 2009, 1:00 PM PDT. It was in force for 14 hr.
The area
The counties it named.
The facts
- Issued
- Sep 29, 2009, 3:17 AM PDT (10:17 UTC)
- In effect from
- Sep 29, 2009, 1:00 PM PDT
- Expired
- Sep 30, 2009, 3:04 AM PDT
- In force
- 14 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 10:23 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, 10.3 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2086 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 52 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 291017 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 317 AM PDT TUE SEP 29 2009 ...WIND ADVISORY FOR THE MOUNTAINS AND DESERTS... .A LOW PRESSURE SYSTEM WILL MOVE THROUGH CALIFORNIA TODAY AND WEDNESDAY. THIS WILL PRODUCE STRONG WESTERLY WINDS IN THE MOUNTAINS AND DESERTS THIS AFTERNOON THROUGH WEDNESDAY MORNING. CAZ055-056-058-060>062-292015- /O.NEW.KSGX.WI.Y.0021.090929T2000Z-090930T1600Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS- COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS- 317 AM PDT TUE SEP 29 2009 ...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 AM PDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 AM PDT WEDNESDAY. WESTERLY WINDS OF 25 TO 35 MPH WITH GUSTS OVER 50 MPH ARE EXPECTED. BLOWING DUST AND BLOWING SAND ARE POSSIBLE IN THE DESERTS. 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. && $$ MM
3 follow-up statements
000 WWUS76 KSGX 291854 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 1154 AM PDT TUE SEP 29 2009 ...WIND ADVISORY FOR THE MOUNTAINS AND DESERTS... .A LOW PRESSURE SYSTEM WILL MOVE THROUGH CALIFORNIA TODAY AND WEDNESDAY. THIS WILL PRODUCE STRONG WESTERLY WINDS IN THE MOUNTAINS AND DESERTS THIS AFTERNOON THROUGH WEDNESDAY MORNING. CAZ055-056-058-060>062-300400- /O.CON.KSGX.WI.Y.0021.090929T2000Z-090930T1600Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS- COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS- 1154 AM PDT TUE SEP 29 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT WEDNESDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT WEDNESDAY. WESTERLY WINDS OF 25 TO 35 MPH WITH GUSTS OVER 50 MPH AT TIMES ARE EXPECTED. BLOWING DUST AND BLOWING SAND ARE POSSIBLE IN THE DESERTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ MM/PG
000 WWUS76 KSGX 300323 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 823 PM PDT TUE SEP 29 2009 ...WIND ADVISORY FOR THE MOUNTAINS AND DESERTS... .A TROUGH OF LOW PRESSURE MOVING THROUGH CALIFORNIA TONIGHT WILL BRING STRONG WINDS TO THE MOUNTAINS AND DESERTS THROUGH WEDNESDAY MORNING. CAZ055-056-058-060>062-301300- /O.CON.KSGX.WI.Y.0021.000000T0000Z-090930T1600Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS- COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS- 823 PM PDT TUE SEP 29 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT WEDNESDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT WEDNESDAY. WESTERLY WINDS OF 25 TO 35 MPH WITH GUSTS OVER 50 MPH AT TIMES ARE LIKELY TONIGHT IN THE MOUNTAINS AND DESERTS. BLOWING DUST AND BLOWING SAND WILL REDUCE VISIBILITIES TO LESS THAN A HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 TO 35 MPH ARE EXPECTED WITH GUSTS TO 50 MPH. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ MOEDE
000 WWUS76 KSGX 301004 NPWSGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 304 AM PDT WED SEP 30 2009 ...WIND ADVISORY IS CANCELLED... .THE LOW PRESSURE TROUGH THAT HAS PRODUCED STRONG WINDS WILL MOVE OUT OF THE REGION TODAY. AS A RESULT...WINDS WILL DECREASE THIS MORNING. CAZ055-056-058-060>062-301115- /O.CAN.KSGX.WI.Y.0021.000000T0000Z-090930T1600Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS- COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS- 304 AM PDT WED SEP 30 2009 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE WIND ADVISORY. $$ MM
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 29, 1:42 PM PDT | Fire Weather Watch | SGX | Orange, Riverside, San Bernardino, San Diego | 24 hr |
Nearby
Wind Advisories in California, 2009Every wind advisory in 2009
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.