Alert archive / California / High Wind Warnings in 2009

High Wind Warning 2, NWS San Francisco Bay Area, CA

October 12, 200910 counties in California

NWS San Francisco Bay Area, CA issued this high wind warning at Oct 12, 2009, 2:09 AM PDT for 10 counties in California. It took effect at Oct 13, 2009, 2:00 AM PDT. It was in force for 21 hr. 33 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Oct 12, 2009, 2:09 AM PDT (09:09 UTC)
In effect from
Oct 13, 2009, 2:00 AM PDT
Expired
Oct 13, 2009, 11:00 PM PDT
In force
21 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 09:15 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.

What was reported inside it

TimeReportWhereRemark
Oct 13, 3:34 AM PDTNON-TSTM WND GST 45E Woodacre Raws, CA
Oct 13, 3:46 AM PDTNON-TSTM WND GST 527 Nw Lucia, CA
Oct 13, 8:00 AM PDTNON-TSTM WND GST 49Half Moon Bay, CAWIND GUST AT HALF MOON BAY
Oct 13, 8:01 AM PDTNON-TSTM WND GST 8110 Se Cachagua Near The, CAMIRA OLIVER OBSERVATION STATION AT CHEWS RIDGE ELEV. 5054 FEET.
Oct 13, 8:04 AM PDTNON-TSTM WND GST 402 Se La Honda Raws, CA
Oct 13, 8:10 AM PDTNON-TSTM WND GST 505 Nnw Castroville, CA5 INCHES OF WATER COVERING PORTIONS OF HIGHWAY 1
Oct 13, 8:28 AM PDTNON-TSTM WND DMGSan Jose, CA2 INCH DIAMETER TREE LIMBS DOWN
Oct 13, 8:32 AM PDTNON-TSTM WND GST 68Los Gatos Raws, CA
Oct 13, 8:40 AM PDTHEAVY RAIN 3.152 Nnw San Rafael, CARAINFALL AMOUNT THROUGH 840AM
Oct 13, 8:57 AM PDTNON-TSTM WND GST 54E Santa Rita Raws, CA
Oct 13, 9:08 AM PDTNON-TSTM WND GST 592 Sse Novato, CA
Oct 13, 9:45 AM PDTNON-TSTM WND GST 694 N Pico Blanco Campgro, CANO POWER AND TREES DOWN.
Oct 13, 10:07 AM PDTNON-TSTM WND GST 63Hernandez Raws, CA
Oct 13, 10:17 AM PDTNON-TSTM WND GST 70Mt. Diablo Raws, CA
Oct 13, 10:29 AM PDTHEAVY RAIN 2.325 Sw Palo Alto, CARAINFALL TOTAL AS OF 1029. TREE BRANCHES DOWN AND CREEKS ARE FILLING.
Oct 13, 10:30 AM PDTNON-TSTM WND GST 422 Wsw Monterey, CA
Oct 13, 11:30 AM PDTNON-TSTM WND GST 52Pinnacles Raws, CAPEAK WIND AT PINNACLES RAWS
Oct 13, 11:30 AM PDTNON-TSTM WND GST 52Woodacre, CAPEAK WIND GUST AT WOODACRE RAWS
Oct 13, 12:30 PM PDTNON-TSTM WND GST 60Las Trampas Raws, CAPEAK WIND GUST AT LAS TRAMPAS RAWS
Oct 13, 12:55 PM PDTHEAVY RAIN 2.175 S San Jose, CARAINFALL MEASURED IS STORM TOTAL. MINOR STREET FLOODING.
Oct 13, 1:28 PM PDTNON-TSTM WND GST 62San Bruno, CASAN FRANCISCO AIRPORT PEAK WIND GUST
Oct 13, 2:00 PM PDTNON-TSTM WND GST 46Ben Lomond Raws, CAPEAK WIND GUST AT BEN LOMOND RAWS
Oct 13, 2:22 PM PDTHEAVY RAIN 82 N Scotts Valley, CARAINFALL TOTAL THROUGH 2PM WITH RAIN RATES CLOSE TO 1 INCH AN HOUR
Oct 13, 3:00 PM PDTNON-TSTM WND GST 52Big Rock Raws, CAPEAK WIND GUST AT BIG ROCK RAWS
Oct 13, 3:05 PM PDTHEAVY RAIN 2.25Cupertino, CARAINFALL TOTAL THROUGH 3PM
Oct 13, 3:05 PM PDTHEAVY RAIN 35 Nw Pico Blanco Campgr, CA3 INCHES OF RAIN IN THREE HOURS, WIND GUSTS TO 60 MPH
Oct 13, 3:30 PM PDTNON-TSTM WND GST 66Calaveras Road Raws, CAPEAK WIND GUST AT CALAVERAS ROAD RAWS STATION
Oct 13, 3:37 PM PDTNON-TSTM WND GST 51Monterey, CAWIND GUST AT MONTEREY AIRPORT
Oct 13, 4:19 PM PDTNON-TSTM WND GST 51Aptos, CAWIND GUST AT CABRILLO COLLEGE
Oct 13, 4:30 PM PDTNON-TSTM WND GST 53Middle Peak Raws, CAMIDDLE PEAK RAWS PEAK WIND GUST
Oct 13, 5:30 PM PDTNON-TSTM WND GST 87Los Gatos Raws, CAPEAK WIND GUST AT LOS GATOS RAWS
Oct 13, 7:24 PM PDTFLASH FLOOD2 E Morgan Hill, CAFLOODED HOUSE WITH WATER AND MUD. AT LEAST 4 INCHES OF RAIN
Oct 13, 9:21 PM PDTFLOOD1 Wsw Morgan Hill, CA7.71 INCHES OF RAIN IN 13 HOURS. WIDESPREAD FLOODING IN DOWNTOWN MORGAN HILL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Oakland, CA (KOAK), launched 00:00Z, 9.2 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 00:00Z on 2009-10-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2009-10-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -38 square meters per square second.1939Sfc1 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
728 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-38 m²/s²
0-3 km storm-relative helicity
-26 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.

000 
WWUS76 KMTR 120909
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
209 AM PDT MON OCT 12 2009

...SIGNIFICANT EARLY-AUTUMN STORM TO PRODUCE POTENTIALLY HIGH
WINDS LATE MONDAY NIGHT THROUGH TUESDAY NIGHT...

.POTENT STORM SYSTEM...ESPECIALLY FOR OCTOBER...WILL MOVE INTO
CENTRAL AND NORTHERN CALIFORNIA BEGINNING LATE MONDAY AND
CONTINUING INTO EARLY WEDNESDAY. THIS WILL BE A VERY DRAMATIC
CHANGE FROM THE WEATHER THE AREA HAS BEEN EXPERIENCING. THE
ORIGINS OF THIS STORM STEM FROM A WESTERN PACIFIC TYPHOON NAMED
MELOR THAT AFFECTED JAPAN LAST WEEK.

CAZ006-505-507>509-511-512-517-528>530-121800-
/O.UPG.KMTR.HW.A.0002.091013T0900Z-091014T1200Z/
/O.NEW.KMTR.HW.W.0002.091013T0900Z-091014T0600Z/
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-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
209 AM PDT MON OCT 12 2009

...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 11 PM PDT TUESDAY...
...HIGH WIND WATCH NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA HAS ISSUED
A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 2 AM TO 11 PM PDT
TUESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

SOUTHERLY WINDS WILL INCREASE AHEAD OF THIS STORM SYSTEM BY THIS
EVENING WITH WIND SPEEDS INCREASING TO 25 TO 40 MPH BY EARLY
TUESDAY MORNING. GUSTS TO 60 MPH ARE POSSIBLE IN THE LOWER
ELEVATIONS...WITH GUSTS TO 70 MPH POSSIBLE IN THE MOUNTAINS.
STRONG AND GUSTY WINDS ARE EXPECTED TO CONTINUE THROUGH THE DAY
TUESDAY AND BEGIN TAPERING OFF BY MIDNIGHT TUESDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. WINDS OF THIS MAGNITUDE CAN EASILY TOPPLE TREES AND
POWER LINES AND LEAD TO POWER OUTAGES. DRIVING COULD BE DIFFICULT
FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR TRAILERS.

&&

$$

CAZ506-510-513-516-518-121800-
/O.UPG.KMTR.HW.A.0002.091013T0900Z-091014T1200Z/
/O.NEW.KMTR.WI.Y.0008.091013T0900Z-091014T0600Z/
NORTH BAY INTERIOR VALLEYS-EAST BAY INTERIOR VALLEYS-
SANTA CLARA VALLEY...INCLUDING SAN JOSE-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-
209 AM PDT MON OCT 12 2009

...WIND ADVISORY IN EFFECT FROM 2 AM TO 11 PM PDT TUESDAY...
...HIGH WIND WATCH NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA HAS ISSUED
A WIND ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 11 PM PDT
TUESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

SOUTHERLY WINDS WILL INCREASE AHEAD OF THIS STORM SYSTEM BY THIS
EVENING WITH WIND SPEEDS INCREASING TO 20 TO 35 MPH...WITH GUSTS
TO 50 MPH POSSIBLE. STRONG AND GUSTY WINDS ARE EXPECTED TO
CONTINUE THROUGH THE DAY TUESDAY AND BEGIN TAPERING OFF BY MIDNIGHT
TUESDAY NIGHT.

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.

&&

$$

MHS
5 follow-up statements
000 
WWUS76 KMTR 121825
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1125 AM PDT MON OCT 12 2009

...SIGNIFICANT EARLY-AUTUMN STORM TO PRODUCE POTENTIALLY HIGH
WINDS LATE MONDAY NIGHT THROUGH TUESDAY NIGHT...

.POTENT STORM SYSTEM...ESPECIALLY FOR OCTOBER...WILL MOVE INTO
CENTRAL AND NORTHERN CALIFORNIA BEGINNING LATE MONDAY AND
CONTINUING INTO EARLY WEDNESDAY. THIS WILL BE A VERY DRAMATIC
CHANGE FROM THE WEATHER THE AREA HAS BEEN EXPERIENCING. THE
ORIGINS OF THIS STORM STEM FROM A WESTERN PACIFIC TYPHOON NAMED
MELOR THAT AFFECTED JAPAN LAST WEEK.

CAZ006-505-507>509-511-512-517-528>530-130230-
/O.CON.KMTR.HW.W.0002.091013T0900Z-091014T0600Z/
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-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
1125 AM PDT MON OCT 12 2009

...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM TO 11 PM PDT
TUESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM TO 11 PM PDT
TUESDAY. 

SOUTHERLY WINDS WILL INCREASE AHEAD OF THIS STORM SYSTEM BY THIS
EVENING WITH WIND SPEEDS INCREASING TO 25 TO 40 MPH BY EARLY
TUESDAY MORNING. GUSTS TO 60 MPH ARE POSSIBLE IN THE LOWER
ELEVATIONS...WITH GUSTS TO 70 MPH POSSIBLE IN THE MOUNTAINS.
STRONG AND GUSTY WINDS ARE EXPECTED TO CONTINUE THROUGH THE DAY
TUESDAY AND BEGIN TAPERING OFF BY MIDNIGHT TUESDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. WINDS OF THIS MAGNITUDE CAN EASILY TOPPLE TREES AND
POWER LINES AND LEAD TO POWER OUTAGES. DRIVING COULD BE DIFFICULT
FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR TRAILERS.

&&

$$

CAZ506-510-513-516-518-130230-
/O.CON.KMTR.WI.Y.0008.091013T0900Z-091014T0600Z/
NORTH BAY INTERIOR VALLEYS-EAST BAY INTERIOR VALLEYS-
SANTA CLARA VALLEY...INCLUDING SAN JOSE-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-
1125 AM PDT MON OCT 12 2009

...WIND ADVISORY REMAINS IN EFFECT FROM 2 AM TO 11 PM PDT
TUESDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 2 AM TO 11 PM PDT TUESDAY.

SOUTHERLY WINDS WILL INCREASE AHEAD OF THIS STORM SYSTEM BY THIS
EVENING WITH WIND SPEEDS INCREASING TO 20 TO 35 MPH...WITH GUSTS
TO 50 MPH POSSIBLE. STRONG AND GUSTY WINDS ARE EXPECTED TO
CONTINUE THROUGH THE DAY TUESDAY AND BEGIN TAPERING OFF BY
MIDNIGHT TUESDAY NIGHT.

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.

&&

$$
000 
WWUS76 KMTR 130233
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
733 PM PDT MON OCT 12 2009

...SIGNIFICANT STORM TO PRODUCE POTENTIALLY HIGH WINDS LATE
MONDAY NIGHT THROUGH TUESDAY NIGHT...

.POTENT STORM SYSTEM...ESPECIALLY FOR OCTOBER...WILL MOVE INTO
CENTRAL AND NORTHERN CALIFORNIA THROUGH TONIGHT AND CONTINUING
INTO EARLY WEDNESDAY. THIS WILL BE A VERY DRAMATIC CHANGE FROM THE
WEATHER THE AREA HAS BEEN EXPERIENCING. THE ORIGINS OF THIS STORM
STEM FROM A WESTERN PACIFIC TYPHOON NAMED MELOR THAT AFFECTED
JAPAN LAST WEEK.

CAZ006-505-507>509-511-512-517-528>530-131500-
/O.CON.KMTR.HW.W.0002.091013T0900Z-091014T0600Z/
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-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
733 PM PDT MON OCT 12 2009

...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM TO 11 PM PDT
TUESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM TO 11 PM PDT
TUESDAY. 

SOUTHERLY WINDS WILL INCREASE TO 25 TO 40 MPH BY EARLY TUESDAY
MORNING. GUSTS TO 60 MPH ARE POSSIBLE IN THE LOWER
ELEVATIONS...WITH GUSTS TO 70 MPH POSSIBLE IN THE MOUNTAINS.
STRONG AND GUSTY WINDS ARE EXPECTED TO CONTINUE THROUGH THE DAY
TUESDAY AND BEGIN TAPERING OFF BY MIDNIGHT TUESDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. WINDS OF THIS MAGNITUDE CAN EASILY TOPPLE TREES AND
POWER LINES AND LEAD TO POWER OUTAGES. DRIVING COULD BE DIFFICULT
FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR TRAILERS.

&&

$$

CAZ506-510-513-516-518-131500-
/O.CON.KMTR.WI.Y.0008.091013T0900Z-091014T0600Z/
NORTH BAY INTERIOR VALLEYS-EAST BAY INTERIOR VALLEYS-
SANTA CLARA VALLEY...INCLUDING SAN JOSE-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-
733 PM PDT MON OCT 12 2009

...WIND ADVISORY REMAINS IN EFFECT FROM 2 AM TO 11 PM PDT
TUESDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 2 AM TO 11 PM PDT TUESDAY.

SOUTHERLY WINDS WILL INCREASE TO 20 TO 35 MPH...WITH GUSTS TO 50
MPH POSSIBLE. STRONG AND GUSTY WINDS ARE EXPECTED TO CONTINUE
THROUGH THE DAY TUESDAY AND BEGIN TAPERING OFF BY MIDNIGHT TUESDAY
NIGHT.

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.

&&

$$
000 
WWUS76 KMTR 131445
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
745 AM PDT TUE OCT 13 2009

...SIGNIFICANT STORM WILL CONTINUE TO PRODUCE HIGH WINDS ACROSS
MUCH OF THE BAY AREA THROUGH TUESDAY NIGHT...

.A POTENT STORM SYSTEM CURRENTLY MOVING ONSHORE WILL BE CAPABLE OF
PRODUCING STRONG SOUTHERLY WINDS THROUGH THIS EVENING.

CAZ006-505-507>509-511-512-517-528>530-132300-
/O.CON.KMTR.HW.W.0002.000000T0000Z-091014T0600Z/
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-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
745 AM PDT TUE OCT 13 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...

SOUTHERLY WINDS OF 25 TO 40 MPH WITH GUSTS TO 60 MPH WILL BE POSSIBLE
THROUGH TONIGHT. HIGHER PEAKS MAY EXPERIENCE GUSTS UP TO 70 MPH
THIS AFTERNOON AND EARLY TONIGHT. THE STRONG AND GUSTY WINDS WILL
GRADUALLY DIMINISH LATE TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. WINDS OF THIS MAGNITUDE CAN EASILY TOPPLE TREES AND
POWER LINES AND LEAD TO POWER OUTAGES. DRIVING COULD BE DIFFICULT
FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR TRAILERS.

&&

$$

CAZ506-510-513-516-518-132300-
/O.CON.KMTR.WI.Y.0008.000000T0000Z-091014T0600Z/
NORTH BAY INTERIOR VALLEYS-EAST BAY INTERIOR VALLEYS-
SANTA CLARA VALLEY...INCLUDING SAN JOSE-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-
745 AM PDT TUE OCT 13 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING...

SOUTHERLY WINDS OF 20 TO 35 MPH...WITH GUSTS TO 50 MPH WILL
POSSIBLE THROUGH TONIGHT. THE STRONG AND GUSTY WINDS WILL
GRADUALLY DIMINISH LATE 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.

&&

$$

MEHLE
000 
WWUS76 KMTR 132121
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
221 PM PDT TUE OCT 13 2009

...SIGNIFICANT STORM WILL CONTINUE TO PRODUCE HIGH WINDS ACROSS
MUCH OF THE BAY AREA THROUGH TUESDAY NIGHT...

.A POTENT STORM SYSTEM CURRENTLY MOVING ONSHORE WILL BE CAPABLE
OF PRODUCING STRONG SOUTHERLY WINDS THROUGH THIS EVENING.

CAZ006-505-507>509-511-512-517-528>530-140600-
/O.CON.KMTR.HW.W.0002.000000T0000Z-091014T0600Z/
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-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
221 PM PDT TUE OCT 13 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...

SOUTHERLY WINDS OF 25 TO 40 MPH WITH GUSTS TO 60 MPH WILL BE POSSIBLE
THROUGH THIS EVENING. HIGHER PEAKS MAY EXPERIENCE GUSTS UP TO 70
MPH THIS AFTERNOON AND EARLY TONIGHT. THE STRONG AND GUSTY WINDS
WILL GRADUALLY DIMINISH LATE TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. WINDS OF THIS MAGNITUDE CAN EASILY TOPPLE TREES AND
POWER LINES AND LEAD TO POWER OUTAGES. DRIVING COULD BE DIFFICULT
FOR MOTORISTS WITH HIGH PROFILE VEHICLES OR TRAILERS.

&&

$$

CAZ506-510-513-516-518-140600-
/O.CON.KMTR.WI.Y.0008.000000T0000Z-091014T0600Z/
NORTH BAY INTERIOR VALLEYS-EAST BAY INTERIOR VALLEYS-
SANTA CLARA VALLEY...INCLUDING SAN JOSE-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-
221 PM PDT TUE OCT 13 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING...

SOUTHERLY WINDS OF 20 TO 35 MPH...WITH GUSTS TO 50 MPH WILL BE 
POSSIBLE THROUGH THIS EVENING. THE STRONG AND GUSTY WINDS WILL 
GRADUALLY DIMINISH LATE 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.

&&

$$
000 
WWUS76 KMTR 140548
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1048 PM PDT TUE OCT 13 2009

CAZ006-505-507>509-511-512-517-528>530-140700-
/O.EXP.KMTR.HW.W.0002.000000T0000Z-091014T0600Z/
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-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
1048 PM PDT TUE OCT 13 2009

...HIGH WIND WARNING WILL EXPIRE AT 11 PM PDT THIS EVENING...

A POWERFUL STORM SYSTEM HAS MOVED INLAND AND WINDS HAVE DECREASED
SIGNIFICANTLY SINCE LATE THIS AFTERNOON. LOCAL WIND GUSTS UP TO 35
MPH ARE STILL POSSIBLE UNTIL ABOUT MIDNIGHT...BUT WINDS WILL
CONTINUE TO DECREASE OVERNIGHT. THEREFORE...THE HIGH WIND
WARNING WILL BE ALLOWED TO EXPIRE AT 11 PM PDT THIS EVENING.

$$

CAZ506-510-513-516-518-140700-
/O.EXP.KMTR.WI.Y.0008.000000T0000Z-091014T0600Z/
NORTH BAY INTERIOR VALLEYS-EAST BAY INTERIOR VALLEYS-
SANTA CLARA VALLEY...INCLUDING SAN JOSE-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-
1048 PM PDT TUE OCT 13 2009

...WIND ADVISORY WILL EXPIRE AT 11 PM PDT THIS EVENING...

A POWERFUL STORM SYSTEM HAS MOVED INLAND AND WINDS HAVE DECREASED
SIGNIFICANTLY SINCE LATE THIS AFTERNOON. WINDS WILL CONTINUE TO
DECREASE OVERNIGHT. THEREFORE...THE WIND ADVISORY WILL BE ALLOWED
TO EXPIRE AT 11 PM PDT THIS EVENING.

$$

DYKEMA

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 12, 2:09 AM PDTWind AdvisoryMTRAlameda, Contra Costa, Marin, Monterey, Napa, San Benito and 2 more45 hr
Oct 12, 9:38 AM PDTFlash Flood WatchMTRMonterey, San Benito, San Mateo, Santa Clara, Santa Cruz38 hr
Oct 12, 2:37 PM PDTSmall Craft Advisory for Rough BarMTR36 hr

Nearby

High Wind Warnings in California, 2009Every high wind warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.