Alert archive / California / Wind Advisories in 2011

Wind Advisory 5, NWS San Francisco Bay Area, CA

March 23, 201110 counties in California

NWS San Francisco Bay Area, CA issued this wind advisory at Mar 23, 2011, 3:24 PM PDT for 10 counties in California. It took effect at Mar 24, 2011, 5:00 AM PDT. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Mar 23, 2011, 3:24 PM PDT (22:24 UTC)
In effect from
Mar 24, 2011, 5:00 AM PDT
Expired
Mar 24, 2011, 6:18 PM PDT
In force
13 hr
Issued by
NWS San Francisco Bay Area, CA

Counties Alameda County, CA, City and County of San Francisco, CA, Contra Costa County, CA, Marin County, CA, Monterey County, CA, San Benito County, CA, San Mateo County, CA, Santa Clara County, CA, Santa Cruz County, CA, Sonoma County, CA

The radar

The San Francisco radar (KMUX), 35 km from the middle of the area, began a volume at 22:25 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

Oakland, CA (KOAK), launched 12:00Z, 10.4 hours before the alert went out and 34 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.

Skew-T log-pSkew-T log-p diagram, Oakland, CA at 12:00Z on 2011-03-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Oakland, CA at 12:00Z on 2011-03-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 250 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
647 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
250 m²/s²
0-3 km storm-relative helicity
304 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

837 
WWUS76 KMTR 232224
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
324 PM PDT WED MAR 23 2011

...SOUTHERLY WINDS WILL INCREASE THURSDAY MORNING AS A STORM
SYSTEM MOVES TOWARDS THE AREA...


CAZ006-505-507>509-511-512-241200-
/O.NEW.KMTR.WI.Y.0005.110324T1200Z-110324T2100Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-
324 PM PDT WED MAR 23 2011

...WIND ADVISORY IN EFFECT FROM 5 AM TO 2 PM PDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 5 AM TO 2 PM PDT THURSDAY. 


* TIMING: SOUTHERLY WINDS WILL INCREASE EARLY THURSDAY MORNING AND
  PERSIST INTO EARLY THURSDAY AFTERNOON.

* WINDS: SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH.
  WINDS MAYBE BE STRONGER OVER THE HILLS. 

* IMPACTS: HIGH WINDS MAY TOPPLE TREES AND BRING DOWN POWER LINES.
  POWER OUTAGES ARE LIKELY. IN ADDITION...DRIVING WILL BE
  DIFFICULT FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR TRAILERS.


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.

&&

$$

CAZ517-518-529-530-241200-
/O.NEW.KMTR.WI.Y.0005.110324T1800Z-110325T0300Z/
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
324 PM PDT WED MAR 23 2011

...WIND ADVISORY IN EFFECT FROM 11 AM TO 8 PM PDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 8 PM PDT THURSDAY. 

* TIMING: SOUTHERLY WINDS WILL INCREASE THURSDAY MORNING AND
  PERSIST INTO EARLY THURSDAY EVENING.

* WINDS: SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH.
  WINDS MAYBE BE STRONGER OVER THE HILLS.

* IMPACTS: HIGH WINDS MAY TOPPLE TREES AND BRING DOWN POWER LINES.
  POWER OUTAGES ARE LIKELY. IN ADDITION...DRIVING WILL BE
  DIFFICULT FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR TRAILERS.

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.

&&

$$
4 follow-up statements
746 
WWUS76 KMTR 241124
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
424 AM PDT THU MAR 24 2011

...SOUTHERLY WINDS WILL INCREASE THURSDAY MORNING AS A STORM
SYSTEM MOVES TOWARDS THE AREA...

CAZ006-505-507>509-511-512-241930-
/O.CON.KMTR.WI.Y.0005.110324T1200Z-110324T2100Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-
424 AM PDT THU MAR 24 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PDT THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PDT THIS AFTERNOON. 

* TIMING: SOUTHERLY WINDS WILL INCREASE THIS MORNING AND PERSIST
  INTO EARLY THIS AFTERNOON.

* WINDS: SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH. 
  WINDS MAYBE BE STRONGER OVER THE HILLS. 

* IMPACTS: HIGH WINDS MAY TOPPLE TREES AND BRING DOWN POWER 
  LINES. POWER OUTAGES ARE LIKELY. IN ADDITION...DRIVING WILL BE 
  DIFFICULT FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR 
  TRAILERS. 

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.

&&

$$

CAZ517-518-529-530-241930-
/O.CON.KMTR.WI.Y.0005.110324T1800Z-110325T0300Z/
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
424 AM PDT THU MAR 24 2011

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM PDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
PDT THIS EVENING. 

* TIMING: SOUTHERLY WINDS WILL INCREASE THIS MORNING AND PERSIST
  INTO EARLY THIS EVENING.

* WINDS: SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH. 
  WINDS MAYBE BE STRONGER OVER THE HILLS. 

* IMPACTS: HIGH WINDS MAY TOPPLE TREES AND BRING DOWN POWER 
  LINES. POWER OUTAGES ARE LIKELY. IN ADDITION...DRIVING WILL BE 
  DIFFICULT FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR 
  TRAILERS. 

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.

&&

$$
EVANS
120 
WWUS76 KMTR 241915
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1215 PM PDT THU MAR 24 2011

...SOUTHERLY WINDS WILL INCREASE THURSDAY MORNING AS A STORM
SYSTEM MOVES TOWARDS THE AREA...

CAZ505-507-242015-
/O.CAN.KMTR.WI.Y.0005.000000T0000Z-110324T2100Z/
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-
1215 PM PDT THU MAR 24 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS CANCELLED THE
WIND ADVISORY. 

WIDE SPREAD WINDS ARE NO LONGER EXPECTED TO REACH ADVISORY LEVELS.
HOWEVER...LOCALLY AREAS ALONG THE IMMEDIATE COAST MAY SEE GUSTY
WINDS REACHING 30 MPH THROUGH THIS EVENING.  

$$

CAZ006-508-509-511-512-242200-
/O.EXT.KMTR.WI.Y.0005.000000T0000Z-110324T2200Z/
SAN FRANCISCO-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-
1215 PM PDT THU MAR 24 2011

...WIND ADVISORY NOW IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON.

* TIMING: GUSTY SOUTHERLY WINDS WILL PERSIST INTO EARLY THIS
  AFTERNOON.

* WINDS: SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH. 
  WINDS MAYBE BE STRONGER OVER THE HILLS. 

* IMPACTS: HIGH WINDS MAY TOPPLE TREES AND BRING DOWN POWER 
  LINES. POWER OUTAGES ARE LIKELY. IN ADDITION...DRIVING WILL BE 
  DIFFICULT FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR 
  TRAILERS. 

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.

&&

$$

CAZ517-518-529-530-242200-
/O.CON.KMTR.WI.Y.0005.000000T0000Z-110325T0300Z/
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
1215 PM PDT THU MAR 24 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING. 

* TIMING: GUSTY SOUTHERLY WINDS WILL PERSIST INTO EARLY THIS
  EVENING.

* WINDS: SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH. 
  WINDS MAYBE BE STRONGER OVER THE HILLS. 

* IMPACTS: HIGH WINDS MAY TOPPLE TREES AND BRING DOWN POWER 
  LINES. POWER OUTAGES ARE LIKELY. IN ADDITION...DRIVING WILL BE 
  DIFFICULT FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR 
  TRAILERS. 

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.

&&

$$

LARRY
840 
WWUS76 KMTR 242127
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
227 PM PDT THU MAR 24 2011

...GUSTY SOUTHERLY WINDS EXPECTED TO PERSIST INTO EARLY EVENING AS
A STORM SYSTEM MOVES THROUGH THE AREA...

CAZ006-508-509-511-242230-
/O.CAN.KMTR.WI.Y.0005.000000T0000Z-110324T2200Z/
SAN FRANCISCO-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY HILLS AND DIABLO RANGE-
227 PM PDT THU MAR 24 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS CANCELLED THE
WIND ADVISORY. 

WINDS ARE NO LONGER EXPECTED TO REACH ADVISORY LEVELS.

$$

CAZ512-250100-
/O.EXT.KMTR.WI.Y.0005.000000T0000Z-110325T0100Z/
SANTA CRUZ MOUNTAINS-
227 PM PDT THU MAR 24 2011

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM PDT THIS EVENING...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 6 PM PDT THIS EVENING. 

* TIMING: GUSTY SOUTHERLY WINDS WILL PERSIST INTO EARLY THIS 
  EVENING. 

* WINDS: SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH. 
  WINDS MAYBE BE STRONGER OVER THE HILLS. 

* IMPACTS: HIGH WINDS MAY TOPPLE TREES AND BRING DOWN POWER 
  LINES. POWER OUTAGES ARE LIKELY. IN ADDITION...DRIVING WILL BE 
  DIFFICULT FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR 
  TRAILERS. 

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.

&&

$$

CAZ517-518-529-530-250100-
/O.CON.KMTR.WI.Y.0005.000000T0000Z-110325T0300Z/
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
227 PM PDT THU MAR 24 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING. 

* TIMING: GUSTY SOUTHERLY WINDS WILL PERSIST INTO EARLY THIS 
  EVENING. 

* WINDS: SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH. 
  WINDS MAYBE BE STRONGER OVER THE HILLS. 

* IMPACTS: HIGH WINDS MAY TOPPLE TREES AND BRING DOWN POWER 
  LINES. POWER OUTAGES ARE LIKELY. IN ADDITION...DRIVING WILL BE 
  DIFFICULT FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR 
  TRAILERS. 

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.

&&

$$
593 
WWUS76 KMTR 250118
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
618 PM PDT THU MAR 24 2011

CAZ517-518-529-530-250230-
/O.CAN.KMTR.WI.Y.0005.000000T0000Z-110325T0300Z/
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
618 PM PDT THU MAR 24 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA HAS CANCELLED
THE WIND ADVISORY.

WINDS HAVE DECREASED ACROSS THE REGION AND ARE NO LONGER REACHING 
ADVISORY LEVELS. WINDS WILL CONTINUE TO DECREASE THROUGH THE
EVENING.

$$

CAZ512-250230-
/O.EXP.KMTR.WI.Y.0005.000000T0000Z-110325T0100Z/
SANTA CRUZ MOUNTAINS-
618 PM PDT THU MAR 24 2011

...WIND ADVISORY HAS EXPIRED FOR THE SANTA CRUZ MOUNTAINS...

WINDS HAVE DECREASED ACROSS THE REGION AND ARE NO LONGER REACHING 
ADVISORY LEVELS. WINDS WILL CONTINUE TO DECREASE THROUGH THE
EVENING.

$$

DYKEMA

The office that day

Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 23, 1:46 AM PDTGale WarningMTR7 hr
Mar 23, 3:47 AM PDTSmall Craft Advisory for Rough BarMTR4 days
Mar 23, 9:36 AM PDTSmall Craft AdvisoryMTR5 hr
Mar 23, 2:42 PM PDTAreal Flood AdvisoryMTRMarin, Napa, Sonoma24 hr
Mar 23, 2:56 PM PDTGale WarningMTR26 hr
Mar 23, 2:56 PM PDTSmall Craft AdvisoryMTR20 hr
Mar 23, 3:44 PM PDTAreal Flood AdvisoryMTRAlameda, Contra Costa, City and County of San Francisco, San Mateo24 hr
Mar 23, 3:51 PM PDTAreal Flood AdvisoryMTR24 hr

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.