Alert archive / California / High Wind Warnings in 2009

High Wind Warning 1, NWS San Francisco Bay Area, CA

February 14, 20097 counties in California

NWS San Francisco Bay Area, CA issued this high wind warning at Feb 14, 2009, 2:48 AM PST for 7 counties in California. It took effect at Feb 14, 2009, 10:00 PM PST. It was in force for 26 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 14, 2009, 2:48 AM PST (10:48 UTC)
In effect from
Feb 14, 2009, 10:00 PM PST
Expired
Feb 16, 2009, 12:00 AM PST
In force
26 hr
Issued by
NWS San Francisco Bay Area, CA

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

The radar

The San Francisco radar (KMUX), 45 km from the middle of the area, began a volume at 10:51 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 00:00Z, 10.8 hours before the alert went out and 29 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 2009-02-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Oakland, CA at 00:00Z on 2009-02-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 square meters per square second.1939587897Sfc1 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
3 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
1373 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
90 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 141048
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
248 AM PST SAT FEB 14 2009

... STRONG AND GUSTY SOUTHERLY WINDS TO IMPACT MUCH OF THE SAN
FRANCISCO AND MONTEREY BAY REGION LATER TODAY...

.A VIGOROUS STORM SYSTEM CAPABLE OF PRODUCING STRONG AND GUSTY
WINDS WILL STRENGTHEN OFF THE CALIFORNIA COAST TODAY AND TONIGHT. AS THE
STORM SYSTEM DEEPENS...THE PRESSURE GRADIENT OVER NORTHERN
CALIFORNIA WILL TIGHTEN RESULTING IN INCREASING WINDS. THE
STRONGEST WINDS WILL OCCUR SATURDAY NIGHT AND SUNDAY MORNING ALONG
THE IMMEDIATE COAST AND HIGHER TERRAIN. WINDS ARE FORECAST
DIMINISH SUNDAY AFTERNOON.

CAZ506-508-510-513-516-518-528-141200-
/O.CAN.KMTR.HW.A.0001.090215T0600Z-090216T0000Z/
NORTH BAY INTERIOR VALLEYS-SAN FRANCISCO BAY SHORELINE-
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-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
248 AM PST SAT FEB 14 2009

...HIGH WIND WATCH IS CANCELLED...

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

HOWEVER...STRONG AND OCCASIONALLY GUSTY WINDS ARE FORECAST TO
DEVELOP LATER TODAY. SOUTHERLY WINDS OF 15 TO 25 MPH WITH
OCCASIONAL GUSTS TO 35 MPH WILL BE POSSIBLE SATURDAY NIGHT AND
EARLY SUNDAY MORNING.

$$

CAZ511-512-517-141900-
/O.UPG.KMTR.HW.A.0001.090215T0600Z-090216T0000Z/
/O.NEW.KMTR.HW.W.0001.090215T0600Z-090215T1800Z/
EAST BAY HILLS AND DIABLO RANGE-SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
248 AM PST SAT FEB 14 2009

...HIGH WIND WARNING IN EFFECT FROM 10 PM THIS EVENING TO 10 AM
PST SUNDAY...
...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 10 PM THIS EVENING
TO 10 AM PST SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

A STORM SYSTEM WILL STRENGTHEN OFF THE COAST LATER TODAY. AS THIS
HAPPENS...SOUTHERLY WINDS WILL INCREASE. SOUTH TO SOUTHEAST WINDS
OF 25 TO 40 MPH WITH GUSTS TO 60 MPH WILL DEVELOP. OCCASIONAL
GUSTS TO 65 MPH WILL POSSIBLE OVER THE HIGHEST PEAKS AND SOUTH FACING
ASPECTS.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

$$

CAZ006-505-507-509-529-530-141900-
/O.UPG.KMTR.HW.A.0001.090215T0600Z-090216T0000Z/
/O.NEW.KMTR.WI.Y.0002.090215T0600Z-090215T1800Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-SAN FRANCISCO PENINSULA COAST-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
248 AM PST SAT FEB 14 2009

...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST
SUNDAY...
...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 10 PM THIS EVENING TO
10 AM PST SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

A STORM SYSTEM WILL STRENGTHEN OFF THE COAST LATER TODAY. AS THIS
HAPPENS...SOUTHERLY WINDS WILL INCREASE. SOUTH TO SOUTHEAST WINDS
OF 15 TO 30 MPH WITH GUSTS TO 45 MPH WILL DEVELOP. 

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
8 follow-up statements
000 
WWUS76 KMTR 141859
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1059 AM PST SAT FEB 14 2009

... STRONG AND GUSTY SOUTHERLY WINDS TO IMPACT MUCH OF THE SAN
FRANCISCO AND MONTEREY BAY REGION LATER TODAY...

.A VIGOROUS STORM SYSTEM CAPABLE OF PRODUCING STRONG AND GUSTY
WINDS WILL STRENGTHEN OFF THE CALIFORNIA COAST TODAY AND TONIGHT.
AS THE STORM SYSTEM DEEPENS...THE PRESSURE GRADIENT OVER NORTHERN
CALIFORNIA WILL TIGHTEN RESULTING IN INCREASING WINDS. THE
STRONGEST WINDS WILL OCCUR SATURDAY NIGHT AND SUNDAY MORNING
ALONG THE IMMEDIATE COAST AND HIGHER TERRAIN. WINDS ARE FORECAST
DIMINISH SUNDAY AFTERNOON.

CAZ511-512-517-150800-
/O.CON.KMTR.HW.W.0001.090215T0600Z-090215T1800Z/
EAST BAY HILLS AND DIABLO RANGE-SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
1059 AM PST SAT FEB 14 2009

...HIGH WIND WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
10 AM PST SUNDAY...

A STORM SYSTEM WILL STRENGTHEN OFF THE COAST LATER TODAY. AS THIS
HAPPENS...SOUTHERLY WINDS WILL INCREASE. SOUTH TO SOUTHEAST WINDS
OF 25 TO 40 MPH WITH GUSTS TO 60 MPH WILL DEVELOP. OCCASIONAL
GUSTS TO 65 MPH WILL POSSIBLE OVER THE HIGHEST PEAKS AND SOUTH
FACING ASPECTS.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

$$

CAZ006-505-507-509-529-530-150800-
/O.CON.KMTR.WI.Y.0002.090215T0600Z-090215T1800Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-SAN FRANCISCO PENINSULA COAST-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
1059 AM PST SAT FEB 14 2009

...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
10 AM PST SUNDAY...

A STORM SYSTEM WILL STRENGTHEN OFF THE COAST LATER TODAY. AS THIS
HAPPENS...SOUTHERLY WINDS WILL INCREASE. SOUTH TO SOUTHEAST WINDS
OF 15 TO 30 MPH WITH GUSTS TO 45 MPH WILL DEVELOP.

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 150325
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
725 PM PST SAT FEB 14 2009

... STRONG AND GUSTY SOUTHERLY WINDS TO IMPACT MUCH OF THE SAN
FRANCISCO BAY AREA AND MONTEREY BAY AREA TONIGHT AND SUNDAY
MORNING...

.A VIGOROUS STORM SYSTEM WILL STRENGTHEN OFF THE CALIFORNIA COAST
TONIGHT AND SLOWLY APPROACH THE COAST LATE TONIGHT AND SUNDAY. AS THE
STORM SYSTEM INTENSIFIES AND MOVES CLOSER...THE PRESSURE GRADIENT OVER
NORTHERN AND CENTRAL CALIFORNIA WILL TIGHTEN RESULTING IN
INCREASING SOUTHEAST WINDS. THE STRONGEST WINDS WILL OCCUR
LATE SATURDAY NIGHT THROUGH SUNDAY MORNING ALONG THE IMMEDIATE COAST
AND OVER HIGHER TERRAIN. WINDS ARE FORECAST TO GRADUALLY DIMINISH
SUNDAY AFTERNOON.

CAZ511-512-517-151400-
/O.EXT.KMTR.HW.W.0001.090215T0600Z-090215T2000Z/
EAST BAY HILLS AND DIABLO RANGE-SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
725 PM PST SAT FEB 14 2009

...HIGH WIND WARNING NOW IN EFFECT UNTIL NOON PST SUNDAY FOR THE
EAST BAY HILLS...THE SANTA CRUZ MOUNTAINS...AND THE SANTA LUCIA
MOUNTAINS OF MONTEREY COUNTY...

SOUTHEAST WINDS WILL RAPIDLY INCREASE ON SATURDAY NIGHT AND THEN
REMAIN STRONG AND GUSTY THROUGH SUNDAY MORNING. SUSTAINED WIND
SPEEDS OF 25 TO 40 MPH ARE FORECAST TO OCCUR AT ELEVATIONS ABOVE
1000 FEET. WIND GUSTS OF 50 TO 60 MPH ARE LIKELY.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

$$

CAZ508-528-151400-
/O.EXB.KMTR.WI.Y.0002.090215T0600Z-090215T2000Z/
SAN FRANCISCO BAY SHORELINE-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
725 PM PST SAT FEB 14 2009

...WIND ADVISORY IN EFFECT UNTIL NOON PST SUNDAY FOR THE SAN
FRANCISCO BAY SHORELINE AND THE NORTHERN SALINAS VALLEY...

THE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA HAS ISSUED
A WIND ADVISORY...WHICH IS IN EFFECT UNTIL NOON PST SUNDAY FOR THE
SAN FRANCISCO BAY SHORELINE AND THE NORTHERN SALINAS VALLEY.

SOUTHEAST WINDS WILL RAPIDLY INCREASE ACROSS THE ADVISORY AREA ON
SATURDAY NIGHT AND THEN REMAIN STRONG AND GUSTY THROUGH SUNDAY
MORNING. WIND SPEEDS OF 20 TO 35 MPH ARE FORECAST TO OCCUR WITH
GUSTS AS HIGH AS 45 MPH.

A WIND ADVISORY MEANS THAT WIND GUSTS OF AT LEAST 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY
FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

CAZ006-505-507-509-529-530-151400-
/O.EXT.KMTR.WI.Y.0002.090215T0600Z-090215T2000Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-SAN FRANCISCO PENINSULA COAST-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
725 PM PST SAT FEB 14 2009

...WIND ADVISORY NOW IN EFFECT UNTIL NOON PST SUNDAY FOR ALL
COASTAL SECTIONS OF THE SAN FRANCISCO BAY AREA...FOR COASTAL
SECTIONS NEAR MONTEREY BAY...FOR THE BIG SUR COAST...AND FOR THE
NORTH BAY MOUNTAINS...

SOUTHEAST WINDS WILL RAPIDLY INCREASE ACROSS THE ADVISORY AREA ON
SATURDAY NIGHT AND THEN REMAIN STRONG AND GUSTY THROUGH SUNDAY
MORNING. WIND SPEEDS OF 20 TO 35 MPH ARE FORECAST TO OCCUR WITH
GUSTS AS HIGH AS 50 MPH.

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.

$$

DYKEMA
000 
WWUS76 KMTR 150756
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1156 PM PST SAT FEB 14 2009

... STRONG AND GUSTY SOUTHERLY WINDS TO IMPACT MUCH OF THE SAN
FRANCISCO BAY AREA AND MONTEREY BAY AREA TONIGHT AND SUNDAY
MORNING...

.A VIGOROUS STORM SYSTEM WILL STRENGTHEN OFF THE CALIFORNIA COAST
TONIGHT AND SLOWLY APPROACH THE COAST LATE TONIGHT AND SUNDAY. AS
THE STORM SYSTEM INTENSIFIES AND MOVES CLOSER...THE PRESSURE
GRADIENT OVER NORTHERN AND CENTRAL CALIFORNIA WILL TIGHTEN
RESULTING IN INCREASING SOUTHEAST WINDS. THE STRONGEST WINDS WILL
OCCUR TONIGHT THROUGH SUNDAY MORNING ALONG THE IMMEDIATE COAST
AND OVER HIGHER TERRAIN. WINDS ARE FORECAST TO GRADUALLY DIMINISH
SUNDAY AFTERNOON.

CAZ006-505-509-529-530-151600-
/O.UPG.KMTR.WI.Y.0002.000000T0000Z-090215T2000Z/
/O.EXA.KMTR.HW.W.0001.000000T0000Z-090215T2000Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
1156 PM PST SAT FEB 14 2009

...HIGH WIND WARNING IN EFFECT UNTIL 12 PM PST SUNDAY...
...WIND ADVISORY NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA HAS ISSUED
A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 12 PM PST SUNDAY.
THE WIND ADVISORY IS NO LONGER IN EFFECT. 

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH SUNDAY
MORNING. WIND SPEEDS OF 30 TO 45 MPH ARE FORECAST TO OCCUR WITH
GUSTS AS HIGH AS 55 MPH.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

$$

CAZ511-512-517-151600-
/O.CON.KMTR.HW.W.0001.000000T0000Z-090215T2000Z/
EAST BAY HILLS AND DIABLO RANGE-SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
1156 PM PST SAT FEB 14 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 12 PM PST SUNDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 12 PM PST SUNDAY. 

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH SUNDAY
MORNING. WIND SPEEDS OF 30 TO 45 MPH ARE FORECAST TO OCCUR WITH
GUSTS AS HIGH AS 55 MPH.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

$$

CAZ507-508-528-151600-
/O.CON.KMTR.WI.Y.0002.000000T0000Z-090215T2000Z/
NORTH BAY MOUNTAINS-SAN FRANCISCO BAY SHORELINE-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
1156 PM PST SAT FEB 14 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 12 PM PST SUNDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 12 PM PST SUNDAY. 

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH SUNDAY
MORNING. WIND SPEEDS OF 20 TO 35 MPH ARE FORECAST TO OCCUR WITH
GUSTS AS HIGH AS 45 MPH.

A WIND ADVISORY MEANS THAT WIND GUSTS OF AT LEAST 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

STROBIN
000 
WWUS76 KMTR 151141
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
341 AM PST SUN FEB 15 2009

... STRONG AND GUSTY SOUTHERLY WINDS TO IMPACT MUCH OF THE SAN
FRANCISCO BAY AREA AND MONTEREY BAY AREA TODAY...

.A VIGOROUS STORM SYSTEM WILL SLOWLY APPROACH THE COAST TODAY. A
COLD FRONT WILL MOVE ACROSS THE SAN FRANCISCO BAY AREA THIS
MORNING...BUT WILL STALL IN THE SANTA CRUZ AND MONTEREY AREAS.
STRONG SOUTHEAST WINDS WILL DECREASE AFTER NOON IN THE SAN
FRANCISCO BAY AREA...BUT WILL REMAIN STRONG AND GUSTY IN THE
SANTA CRUZ AND MONTEREY AREAS THROUGH THE AFTERNOON. WINDS ARE
FORECAST TO GRADUALLY DIMINISH SUNDAY NIGHT.

CAZ512-517-529-530-152000-
/O.EXT.KMTR.HW.W.0001.000000T0000Z-090216T0200Z/
SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
341 AM PST SUN FEB 15 2009

...HIGH WIND WARNING NOW IN EFFECT UNTIL 6 PM PST THIS
AFTERNOON...

THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 6 PM PST THIS
AFTERNOON. 

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH SUNDAY. WIND
SPEEDS OF 30 TO 45 MPH ARE FORECAST TO OCCUR WITH GUSTS AS HIGH AS
55 MPH.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

$$

CAZ006-505-509-511-152000-
/O.CON.KMTR.HW.W.0001.000000T0000Z-090215T2000Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
SAN FRANCISCO PENINSULA COAST-EAST BAY HILLS AND DIABLO RANGE-
341 AM PST SUN FEB 15 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON PST TODAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON PST TODAY. 

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH SUNDAY
MORNING. WIND SPEEDS OF 30 TO 45 MPH ARE FORECAST TO OCCUR WITH
GUSTS AS HIGH AS 55 MPH.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

$$

CAZ507-508-528-152000-
/O.CON.KMTR.WI.Y.0002.000000T0000Z-090215T2000Z/
NORTH BAY MOUNTAINS-SAN FRANCISCO BAY SHORELINE-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
341 AM PST SUN FEB 15 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY. 

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH SUNDAY
MORNING. WIND SPEEDS OF 20 TO 35 MPH ARE FORECAST TO OCCUR WITH
GUSTS AS HIGH AS 45 MPH.

A WIND ADVISORY MEANS THAT WIND GUSTS OF AT LEAST 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

STROBIN
000 
WWUS76 KMTR 151450
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
650 AM PST SUN FEB 15 2009

... STRONG AND GUSTY SOUTHERLY WINDS TO IMPACT THE SAN FRANCISCO
BAY AREA SOUTH OF THE GOLDEN GATE AS WELL AS THE MONTEREY BAY
AREA TODAY...

.A VIGOROUS STORM SYSTEM WILL SLOWLY APPROACH THE COAST TODAY. A
COLD FRONT WILL MOVE ACROSS THE SAN FRANCISCO BAY AREA THIS
MORNING...BUT WILL STALL IN THE SANTA CRUZ AND MONTEREY AREAS.
WINDS HAVE DECREASED NORTH OF THE GOLDEN GATE...BUT REMAIN STRONG
AND GUSTY ELSEWHERE. STRONG SOUTHEAST WINDS WILL DECREASE AFTER
NOON IN THE SAN FRANCISCO BAY AREA SOUTH OF THE GOLDEN GATE...BUT
WILL REMAIN STRONG AND GUSTY IN THE SANTA CRUZ AND MONTEREY AREAS
THROUGH THE AFTERNOON. WINDS ARE FORECAST TO GRADUALLY DIMINISH
SUNDAY NIGHT.

CAZ505-151600-
/O.CAN.KMTR.HW.W.0001.000000T0000Z-090215T2000Z/
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
650 AM PST SUN FEB 15 2009

...HIGH WIND WARNING IS CANCELED...

THE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA HAS
CANCELED THE HIGH WIND WARNING. 

LATEST OBSERVATIONS INDICATE THAT THE WINDS HAVE DECREASED NORTH
OF THE GOLDEN GATE...THEREFORE THE NATIONAL WEATHER SERVICE HAS
CANCELED THE HIGH WIND WARNING.

$$

CAZ006-509-511-152000-
/O.CON.KMTR.HW.W.0001.000000T0000Z-090215T2000Z/
SAN FRANCISCO-SAN FRANCISCO PENINSULA COAST-
EAST BAY HILLS AND DIABLO RANGE-
650 AM PST SUN FEB 15 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON PST TODAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON PST TODAY. 

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH THE MORNING.
WIND SPEEDS OF 30 TO 45 MPH ARE FORECAST TO OCCUR WITH GUSTS AS
HIGH AS 55 MPH.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

$$

CAZ512-517-529-530-152000-
/O.CON.KMTR.HW.W.0001.000000T0000Z-090216T0200Z/
SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
650 AM PST SUN FEB 15 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
AFTERNOON...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
AFTERNOON. 

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH SUNDAY. WIND
SPEEDS OF 30 TO 45 MPH ARE FORECAST TO OCCUR WITH GUSTS AS HIGH
AS 55 MPH.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

$$

CAZ507-508-528-152000-
/O.CON.KMTR.WI.Y.0002.000000T0000Z-090215T2000Z/
NORTH BAY MOUNTAINS-SAN FRANCISCO BAY SHORELINE-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
650 AM PST SUN FEB 15 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY. 

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH SUNDAY
MORNING. WIND SPEEDS OF 20 TO 35 MPH ARE FORECAST TO OCCUR WITH
GUSTS AS HIGH AS 45 MPH.

A WIND ADVISORY MEANS THAT WIND GUSTS OF AT LEAST 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$
000 
WWUS76 KMTR 152001
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1201 PM PST SUN FEB 15 2009

CAZ511-160200-
/O.EXP.KMTR.HW.W.0001.000000T0000Z-090215T2000Z/
/O.EXB.KMTR.WI.Y.0002.000000T0000Z-090216T0200Z/
EAST BAY HILLS AND DIABLO RANGE-
1201 PM PST SUN FEB 15 2009

...WIND ADVISORY IN EFFECT UNTIL 6 PM PST THIS AFTERNOON...
...HIGH WIND WARNING WILL EXPIRE AT NOON PST TODAY...

THE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA HAS ISSUED
A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM PST THIS
AFTERNOON. THE HIGH WIND WARNING WILL EXPIRE AT NOON PST TODAY. 

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH SUNDAY
MORNING. WIND SPEEDS OF 20 TO 35 MPH ARE FORECAST TO OCCUR WITH
GUSTS AS HIGH AS 45 MPH.

A WIND ADVISORY MEANS THAT WIND GUSTS OF AT LEAST 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

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.

$$

CAZ006-509-152115-
/O.EXP.KMTR.HW.W.0001.000000T0000Z-090215T2000Z/
SAN FRANCISCO-SAN FRANCISCO PENINSULA COAST-
1201 PM PST SUN FEB 15 2009

...HIGH WIND WARNING WILL EXPIRE AT NOON PST TODAY...

THE HIGH WIND WARNING FOR SAN FRANCISCO AND THE SAN FRANCISCO
PENINSULA COAST WILL EXPIRE AT NOON PST TODAY.

WIND SPEEDS HAVE DECREASED TO BELOW ADVISORY CRITERIA ALTHOUGH IT
WILL CONTINUE TO BE BREEZY IN SAN FRANCISCO AND ALONG THE SAN
FRANCISCO PENINSULA THROUGH THE AFTERNOON. WINDS WILL BE SOUTHERLY
15 TO 30 MPH. 

$$

CAZ507-508-528-152115-
/O.EXP.KMTR.WI.Y.0002.000000T0000Z-090215T2000Z/
NORTH BAY MOUNTAINS-SAN FRANCISCO BAY SHORELINE-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
1201 PM PST SUN FEB 15 2009

...WIND ADVISORY WILL EXPIRE AT NOON PST TODAY...

THE WIND ADVISORY FOR THE NORTH BAY MOUNTAINS...THE SAN FRANCISCO
BAY SHORELINE...THE NORTHERN SALINAS VALLEY...THE HOLLISTER VALLEY
AND CARMEL VALLEY WILL EXPIRE AT NOON PST TODAY.

WIND SPEEDS HAVE DECREASED TO BELOW ADVISORY CRITERIA ALTHOUGH IT
WILL CONTINUE TO BE BREEZY IN SAN FRANCISCO AND ALONG THE SAN
FRANCISCO PENINSULA THROUGH THE AFTERNOON. WINDS WILL BE SOUTHERLY
15 TO 30 MPH. 

$$

CAZ512-517-529-530-160200-
/O.CON.KMTR.HW.W.0001.000000T0000Z-090216T0200Z/
SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
1201 PM PST SUN FEB 15 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
AFTERNOON FOR THE SANTA CRUZ MOUNTAINS...THE SANTA LUCIA MOUNTAINS
AND THE BIG SUR COAST...

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH SUNDAY. WIND
SPEEDS OF 30 TO 45 MPH ARE FORECAST TO OCCUR WITH GUSTS AS HIGH AS
55 MPH.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

$$
000 
WWUS76 KMTR 160145
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
545 PM PST SUN FEB 15 2009

CAZ512-529-160800-
/O.CAN.KMTR.HW.W.0001.000000T0000Z-090216T0200Z/
/O.EXB.KMTR.WI.Y.0002.000000T0000Z-090216T0800Z/
SANTA CRUZ MOUNTAINS-NORTHERN MONTEREY BAY-
545 PM PST SUN FEB 15 2009

...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT PST TONIGHT FOR THE
SANTA CRUZ MOUNTAINS AND NORTHERN MONTEREY BAY...
...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA HAS ISSUED
A WIND ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT PST TONIGHT
FOR THE SANTA CRUZ MOUNTAINS AND NORTHERN MONTEREY BAY. THE HIGH
WIND WARNING FOR THESE AREAS HAS BEEN CANCELLED.

SOUTHEAST WINDS WILL REMAIN STRONG AND GUSTY THROUGH SUNDAY
EVENING AND GRADUALLY SUBSIDE AFTER MIDNIGHT. WIND SPEEDS OF 20 TO 35
MPH ARE FORECAST TO OCCUR WITH GUSTS AS HIGH AS 45 MPH.

A WIND ADVISORY MEANS THAT WIND GUSTS OF AT LEAST 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

CAZ511-160245-
/O.EXP.KMTR.WI.Y.0002.000000T0000Z-090216T0200Z/
EAST BAY HILLS AND DIABLO RANGE-
545 PM PST SUN FEB 15 2009

...WIND ADVISORY FOR THE EAST BAY HILLS AND DIABLO RANGE WILL
EXPIRE AT 6 PM PST THIS AFTERNOON...

AT 5 PM PST WINDS IN THE EAST BAY HILLS AND DIABLO RANGE WERE
GUSTING NO HIGHER THAN 30 MPH. THEREFORE...THE WIND ADVISORY WILL
BE ALLOWED TO EXPIRE AT 6 PM PST THIS AFTERNOON. GUSTY SOUTH WINDS
WILL CONTINUE IN THE HILLS OVERNIGHT...BUT WIND SPEEDS ARE
EXPECTED TO REMAIN BELOW ADVISORY LEVELS.

$$

CAZ517-530-160800-
/O.EXT.KMTR.HW.W.0001.000000T0000Z-090216T0800Z/
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
545 PM PST SUN FEB 15 2009

...HIGH WIND WARNING NOW IN EFFECT UNTIL MIDNIGHT PST TONIGHT FOR
THE SANTA LUCIA MOUNTAINS AND BIG SUR COAST...

STRONG AND GUSTY SOUTHEAST WINDS ARE EXPECTED TO CONTINUE IN THE
SANTA LUCIA MOUNTAINS AND ALONG THE BIG SUR COAST THROUGH SUNDAY
EVENING...AND NOT BEGIN TO SUBSIDE UNTIL AFTER MIDNIGHT.
THEREFORE...THE HIGH WIND WARNING HAS BEEN EXTENDED UNTIL
MIDNIGHT PST SUNDAY NIGHT.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN RESULT IN PROPERTY DAMAGE.

$$

DYKEMA
000 
WWUS76 KMTR 160802
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1202 AM PST MON FEB 16 2009

...HIGH WIND WARNING AND WIND ADVISORY HAVE EXPIRED......

.WINDS HAVE DECREASED TONIGHT...THEREFORE THE HIGH WIND WARNING
AND THE WIND ADVISORY HAVE BEEN ALLOWED TO EXPIRE.

CAZ517-530-160915-
/O.EXP.KMTR.HW.W.0001.000000T0000Z-090216T0800Z/
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
1202 AM PST MON FEB 16 2009

...HIGH WIND WARNING HAS EXPIRED...

THE HIGH WIND WARNING IS NO LONGER IN EFFECT. 

$$

CAZ512-529-160915-
/O.EXP.KMTR.WI.Y.0002.000000T0000Z-090216T0800Z/
SANTA CRUZ MOUNTAINS-NORTHERN MONTEREY BAY-
1202 AM PST MON FEB 16 2009

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. 

$$

MHS

What forecasters said that day

The local office's own words before this high wind warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Francisco Bay Area, CA wrote its last area forecast discussion before this high wind warning went out at Feb 13, 9:10 PM PST, 5 hours 38 minutes earlier.

Area forecast discussion, Feb 13, 9:10 PM PST, 5 hours 38 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA CA
910 PM PST FRI FEB 13 2009

...WET AND WINDY STORM APPROACHING...BUT TIMING UNCERTAIN...

.DISCUSSION...AS OF 9:10 PM PST FRIDAY...A COLD UPPER TROUGH IS
CURRENTLY CENTERED ALONG THE WEST COAST. A SHORTWAVE DROPPING SE
TOWARDS THE BASE OF THE LONGWAVE TROUGH CONTINUES TO PRODUCE
SCATTERED SHOWERS ACROSS OUR FORECAST AREA THIS EVENING. A LINE OF
HEAVY SHOWERS AND A ISOLATED THUNDERSTORM PRODUCED SMALL HAIL
AROUND 6 PM THIS EVENING AS IT SWEPT ACROSS SANTA CLARA AND SANTA
CRUZ COUNTIES. AN ISOLATED THUNDERSTORM WITH SMALL HAIL WAS ALSO
REPORTED NEAR BERKELEY AT ABOUT 8:30 PM THIS EVENING. SHOWERS AND
ISOLATED THUNDERSTORMS WILL TAPER OFF FROM NW TO SE OVERNIGHT AS THE
UPPER TROUGH AXIS ROTATES INLAND.

THE PRIMARY FORECAST ISSUE CONCERNS THE ANTICIPATED IMPACT ON OUR
AREA FROM THE SYSTEM CURRENTLY DROPPING SE ALONG 140W. THE MODELS
AGREE THAT THIS SYSTEM WILL CONTINUE TO MOVE SOUTHEAST OVER THE NEXT
24 HOURS...MERGING WITH A COUPLE OF UPPER LOWS CURRENTLY ALONG THE
WEST COAST...AND FORMING A DEEP UPPER LOW OFF THE NORTHERN CA COAST
BY THIS TIME TOMORROW EVENING. THE MODELS ALSO AGREE THAT THIS UPPER
LOW WILL THEN BECOME NEARLY STATIONARY OFFSHORE AND MOVE VERY SLOWLY
TO THE EAST FROM SATURDAY NIGHT THROUGH MONDAY NIGHT. THE MODELS DO
NOT AGREE...HOWEVER...ON HOW FAR OFFSHORE THE LOW WILL INITIALLY
DEVELOP AND ALSO ON JUST HOW SLOWLY IT WILL MOVE TO THE EAST. THESE
FACTORS WILL HAVE A MAJOR DETERMINING FACTOR ON WHEN AND WHERE THE
HEAVIEST PRECIP AND STRONGEST WINDS WILL IMPACT PORTIONS OF OUR
FORECAST AREA. THE NAM FORMS THE LOW FARTHEST OFFSHORE COMPARED TO
BOTH THE GFS AND ECMWF AND ALSO MOVES IT TO THE EAST MORE SLOWLY
COMPARED TO THE OTHER MODELS. REGARDLESS OF WHICH MODEL VERIFIES...
PRECIPITATION ON SATURDAY WILL BE LIGHT AND MOSTLY CONFINED TO THE
NORTH BAY WHERE WARM ADVECTION WILL BEGIN TO LIFT MOISTURE MOVING IN
FROM THE SOUTHWEST AHEAD OF THE SYSTEM OFFSHORE. MUCH OF THE SOUTHERN
AND EASTERN PORTIONS OF OUR FORECAST AREA MAY REMAIN DRY THROUGH
SATURDAY. BUT GRADUALLY THE MOISTURE PLUME AND STRONG LIFT WILL SHIFT
TO THE EAST AND SOUTH AND ACROSS OUR REGION. THE NAM KEEPS THE MOST
SIGNIFICANT RAINFALL CONFINED TO NORTHWEST SONOMA COUNTY AND TO AREAS
OFFSHORE ALL THE WAY THROUGH SUNDAY NIGHT...AND THEN THE NAM FINALLY
PUSHES THE HEAVIER RAIN BAND THROUGH ON MONDAY. THE GFS AND ECMWF
BRING THE HEAVIEST RAINFALL INTO THE NORTH BAY AFTER MIDNIGHT
SATURDAY NIGHT...AND ACROSS THE REST OF THE FORECAST AREA ON SUNDAY.
THESE TWO MODELS ALSO AGREE THAT THE FOCUS OF HEAVIEST PRECIP WILL
STALL OUT OVER THE MONTEREY BAY AREA FROM SUNDAY AFTERNOON THROUGH
SUNDAY NIGHT...AN OUTCOME THAT WOULD DEFINITELY BE OF CONCERN IN AND
NEAR THE BURN SCAR AREAS OF MONTEREY AND SANTA CRUZ COUNTIES. GIVEN
THE OVERALL MODEL AGREEMENT ON THE SLOW EASTWARD PROGRESSION OF THIS
SYSTEM...FEEL IT IS LIKELY THAT THERE COULD BE AN EXTENDED PERIOD OF
MODERATE TO HEAVY RAINFALL ACROSS A PORTION OF OUR FORECAST AREA
SOMETIME LATE THIS WEEKEND. GIVEN THE AGREEMENT SHOWN BETWEEN THE 12Z
ECWMF AND 00Z GFS...WILL FAVOR THE FASTER TIMING OF THESE MODELS AS
OPPOSED TO THE NAM SOLUTION. HOWEVER...WILL WAIT TO SEE WHAT THE 00Z
ECWMF LOOKS LIKE BEFORE COMMITTING COMPLETELY TO THE FASTER TIMING.

THIS SYSTEM DOES NOT CURRENTLY HAVE A GREAT DEAL OF MOISTURE
ASSOCIATED WITH IT (PWS OF LESS THAN ON INCH)...BUT STRONG
DYNAMICS AND A STALLING FRONT WOULD STILL CAUSE SIGNIFICANT RAIN
ACCUMULATION EVEN WITH ONLY MODERATELY HIGH PWS. PRECIP TOTALS IN
PORTIONS OF THE COASTAL RANGES COULD EASILY REACH 2-4 INCHES BY
MONDAY AFTERNOON...AND POSSIBLY HIGHER. WITH THE CURRENT DEGREE OF
UNCERTAINTY DUE TO MODEL DIFFERENCES...WILL WAIT UNTIL SATURDAY
BEFORE MAKING DECISIONS ON ANY POSSIBLE HYDRO PRODUCTS.

WINDS WILL INCREASE LATE TOMORROW AS A RELATIVELY DEEP SURFACE LOW
FORMS NEAR 40N/130W. THE STRONGEST GRADIENTS WILL REMAIN OFFSHORE
THROUGH TOMORROW SO IT'S LIKELY THAT SOUTHEAST WINDS WON'T REALLY GET
CRANKING OVER LAND UNTIL LATE SATURDAY EVENING...AND CONTINUING INTO
SUNDAY. A HIGH WIND WATCH IS CURRENTLY IN EFFECT FROM SATURDAY
EVENING THROUGH SUNDAY AFTERNOON FOR OUR ENTIRE FORECAST AREA. AS WE
GET CLOSER TO THE EVENT AND TIMING BECOMES MORE CERTAIN...THE MOST
LIKELY SCENARIO WILL BE TO TRANSITION THE HIGH WIND WATCH INTO A HIGH
WIND WARNING FOR COASTAL AND MOUNTAIN ZONES AND INTO A WIND
ADVISORY FOR THE VALLEY ZONES. WINDS SHOULD EASE BY SUNDAY EVENING AS
THE GRADIENTS BEGIN TO RELAX. BUT THE SURFACE LOW WILL REMAIN OFF THE
NORTHERN CA COAST AND SO WE CAN EXPECT BLUSTERY SOUTHERLY WINDS TO
CONTINUE RIGHT INTO MONDAY. ONE ITEM OF INTEREST FROM THE 00Z NAM...
THAT MODEL DEVELOPS A MESO SURFACE LOW JUST OFF THE NORTHERN MONTEREY
COUNTY COAST ON MONDAY MORNING AND FORECASTS 925 MB WIND SPEEDS OF 70
KNOTS NEAR POINT SUR AT 18Z MONDAY. SINCE THE NAM MODEL IS CURRENTLY
BEING VIEWED WITH SOME SKEPTICISM...WILL NOT BUY INTO THIS
POTENTIALLY DAMAGING WIND SCENARIO...BUT IT IS SOMETHING TO KEEP AN
EYE ON.

NEXT WEEK'S WEATHER CONTINUES TO LOOK UNSETTLED...WITH THE
POSSIBILITY OF ANOTHER DEEP UPPER LOW FORMING OFFSHORE AROUND
MIDWEEK. HOWEVER...THE MEDIUM RANGE MODELS ARE BEGINNING TO TREND
TOWARD A SOLUTION THAT KEEPS THE LOW CENTERED TOO FAR OFFSHORE TO
HAVE A MAJOR IMPACT ON OUR AREA. IN ANY CASE...RAIN CHANCES WILL
CONTINUE RIGHT ON THROUGH NEXT WEEK AND NO CHANGES WILL BE MADE TO
THE EXTENDED FORECAST UNTIL THE FULL SUITE OF 00Z MODEL DATA ARE
AVAILABLE.

&&

.AVIATION...AS OF 10:30 PM PST FRIDAY...LAST LINE OF SHOWERS MOVING
THROUGH THE SFO BAY AREA OVER THE NEXT FEW HOURS. CEILINGS
EXPECTED TO REMAIN ABOVE 3500 FEET. WINDS WILL BE LIGHT SOUTHWEST
EXCEPT SOME VALLEY WINDS WILL KEEP SJC AND POSSIBLY SNS LIGHT
SOUTHEAST THROUGH THE NIGHT.

&&

.MTR WATCHES/WARNINGS/ADVISORIES...
     .TNGT...SCA...ALL COASTAL WATERS.
            .SCA...FOR ROUGH BAR CONDITIONS.
     .SAT EVENING THROUGH SUNDAY AFTERNOON....HIGH WIND WATCH...ALL
             PUBLIC FORECAST ZONES

&&

PUBLIC FORECAST: DYKEMA
AVIATION/MARINE: W PI

NWS ON THE WEB AT WEATHER.GOV/SANFRANCISCO
Hazardous weather outlook, Feb 13, 9:37 PM PST, 5 hours 11 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
937 PM PST FRI FEB 13 2009

CAZ006-505>513-516>518-528>530-141400-
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS-
SAN FRANCISCO BAY SHORELINE-SAN FRANCISCO PENINSULA COAST-
EAST BAY INTERIOR VALLEYS-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-SANTA CLARA VALLEY...INCLUDING SAN JOSE-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL MONUMENT-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
937 PM PST FRI FEB 13 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE SAN FRANCISCO BAY AREA
AND MONTEREY BAY AREA.

.DAY ONE...FRIDAY NIGHT

SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL GRADUALLY TAPER
OFF OVERNIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A STRONG PACIFIC STORM IS APPROACHING CALIFORNIA AND WILL BRING
INCLEMENT WEATHER TO THE AREA LATE THIS WEEKEND AND INTO EARLY
NEXT WEEK. THIS STORM WILL PRODUCE STRONG SOUTHERLY WINDS BEGINNING
LATE SATURDAY EVENING AND CONTINUING THROUGH SUNDAY. A HIGH WIND
WATCH IS IN EFFECT FOR THE ENTIRE SAN FRANCISCO AREA AND MONTEREY
BAY AREA.

*  HIGH WIND WATCH......SEE SFONPWMTR WWUS76 KMTR FOR DETAILS *

ALONG WITH THE STRONG WINDS...A PERIOD OF MODERATE TO HEAVY RAIN
IS EXPECTED ON SUNDAY AND SUNDAY NIGHT. THE HEAVIEST PRECIPITATION IS
EXPECTED TO OCCUR OVER AREAS OF ELEVATED TERRAIN. ESPECIALLY
HAZARDOUS CONDITIONS WILL BE PRESENT ACROSS THE BURN SCAR AREAS OF
SANTA CRUZ AND MONTEREY COUNTIES. PEOPLE IN AND NEAR THESE BURN
SCAR AREAS SHOULD KEEP ABREAST OF THE LATEST FORECASTS AND BE
PREPARED TO ACT IF ANY WATCHES OR WARNINGS ARE ISSUED.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS PER STANDARD OPERATING PROCEDURES.

DYKEMA

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 14, 2:48 AM PSTWind AdvisoryMTRAlameda, Contra Costa, Marin, Monterey, San Benito, City and County of San Francisco and 4 more45 hr
Feb 14, 3:45 AM PSTSmall Craft AdvisoryMTR4 days
Feb 14, 3:09 PM PSTFlash Flood WatchMTRMonterey42 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.