Alert archive / California / Wind Advisories in 2017

Wind Advisory 4, NWS San Francisco Bay Area, CA

January 17, 201711 counties in California

NWS San Francisco Bay Area, CA issued this wind advisory at Jan 17, 2017, 3:36 AM PST for 11 counties in California. It took effect at Jan 18, 2017, 11:00 AM PST. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Jan 17, 2017, 3:36 AM PST (11:36 UTC)
In effect from
Jan 18, 2017, 11:00 AM PST
Expired
Jan 19, 2017, 1:00 AM PST
In force
14 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, Napa 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), 46 km from the middle of the area, began a volume at 11:39 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

Oakland, CA (KOAK), launched 00:00Z, 11.6 hours before the alert went out and 24 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 2017-01-17Temperature 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 00:00Z on 2017-01-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -34 square meters per square second.193958Sfc1 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
1904 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-34 m²/s²
0-3 km storm-relative helicity
-71 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

501 
WWUS76 KMTR 171136
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
336 AM PST TUE JAN 17 2017

...WIND ADVISORY IN EFFECT WEDNESDAY FOR STRONG FRONTAL PASSAGE...

.A STRONG COLD FRONT WILL PASS OVER THE BAY AREA AND CENTRAL COAST
WEDNESDAY AFTERNOON AND EVENING. IN ADDITION TO RAINFALL THE FAST
MOVING FRONT WILL BRING A PERIOD OF STRONG SOUTHERLY WINDS AHEAD
OF THE FRONT BEFORE WINDS QUICKLY TURN TO THE NORTHWEST AND
DIMINISH BEHIND THE FRONT. WIND GUSTS TO 50 MPH WILL BE POSSIBLE
NEAR THE COAST AND HILLS WITH FREQUENT GUSTS FROM 40 TO 45 MPH
POSSIBLE IN THE LOWER ELEVATIONS.

CAZ505>507-172100-
/O.NEW.KMTR.WI.Y.0004.170118T1900Z-170119T0600Z/
COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS-
INCLUDING THE CITIES OF...TAMALPAIS-HOMESTEAD...SAUSALITO...
SANTA ROSA...SOUTH SANTA ROSA...NAPA...SAN RAFAEL...PETALUMA...
NOVATO...ROHNERT PARK...ANGWIN...LAGUNITAS-FOREST KNOLLS...
WOODACRE
336 AM PST TUE JAN 17 2017

...WIND ADVISORY IN EFFECT FROM 11 AM TO 10 PM PST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 10 PM PST WEDNESDAY. 

* TIMING...FROM MIDDAY WEDNESDAY THROUGH WEDNESDAY EVENING.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST NEAR
  THE COAST AND IN THE COASTAL HILLS OF MARIN AND SONOMA.

* IMPACTS...DOWNED TREES, LIMBS AND POWERLINES WILL BE POSSIBLE.
  DRIVING OF HIGH PROFILE VEHICLES WILL BE IMPACTED AS WELL.

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.

&&

$$

CAZ006-508>513-517-528>530-172100-
/O.NEW.KMTR.WI.Y.0004.170118T2100Z-170119T0900Z/
SAN FRANCISCO-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY INTERIOR VALLEYS-
EAST BAY HILLS AND THE DIABLO RANGE-SANTA CRUZ MOUNTAINS-
SANTA CLARA VALLEY INCLUDING SAN JOSE-
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-
INCLUDING THE CITIES OF...SAN FRANCISCO...OAKLAND...FREMONT...
HAYWARD...DALY CITY...BERKELEY...PACIFICA...CONCORD...ANTIOCH...
LIVERMORE...WALNUT CREEK...PLEASANTON...PITTSBURG...SAN RAMON...
BLACKHAWK...SCOTTS VALLEY...BOULDER CREEK...DAY VALLEY...
SAN JOSE...SALINAS...SANTA CRUZ...WATSONVILLE...LIVE OAK...
SEASIDE...MONTEREY...MARINA
336 AM PST TUE JAN 17 2017

...WIND ADVISORY IN EFFECT FROM 1 PM WEDNESDAY TO 1 AM PST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 1 PM WEDNESDAY TO 1 AM PST
THURSDAY. 

* TIMING...WEDNESDAY AFTERNOON AND NIGHT.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST NEAR
  THE COAST AND IN THE HILLS ABOVE 1000 FEET.

* IMPACTS...DOWNED TREES, LIMBS AND POWERLINES LEADING TO POSSIBLE
  POWER OUTAGES. DRIVING OF HIGH PROFILE VEHICLES WILL BE
  DIFFICULT DURING PERIODS OF STRONG WINDS ALONG WITH EXTRA DEBRIS
  ON AREA ROADS.

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.

&&

$$
6 follow-up statements
591 
WWUS76 KMTR 180452
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
852 PM PST TUE JAN 17 2017

...WIND ADVISORY IN EFFECT WEDNESDAY FOR STRONG FRONTAL PASSAGE...

.A STRONG COLD FRONT WILL PASS OVER THE BAY AREA AND CENTRAL
COAST WEDNESDAY AFTERNOON AND EVENING. IN ADDITION TO RAINFALL
THE FAST MOVING FRONT WILL BRING A PERIOD OF STRONG SOUTHERLY
WINDS AHEAD OF THE FRONT BEFORE WINDS QUICKLY TURN TO THE
NORTHWEST AND DIMINISH BEHIND THE FRONT. WIND GUSTS TO 50 MPH
WILL BE POSSIBLE NEAR THE COAST AND HILLS WITH FREQUENT GUSTS
FROM 40 TO 45 MPH POSSIBLE IN THE LOWER ELEVATIONS.

CAZ505>507-181300-
/O.CON.KMTR.WI.Y.0004.170118T1900Z-170119T0600Z/
COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS-
INCLUDING THE CITIES OF...TAMALPAIS-HOMESTEAD...SAUSALITO...
SANTA ROSA...SOUTH SANTA ROSA...NAPA...SAN RAFAEL...PETALUMA...
NOVATO...ROHNERT PARK...ANGWIN...LAGUNITAS-FOREST KNOLLS...
WOODACRE
852 PM PST TUE JAN 17 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 10 PM PST
WEDNESDAY...

* TIMING...FROM MIDDAY WEDNESDAY THROUGH WEDNESDAY EVENING.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST 
  NEAR THE COAST AND IN THE COASTAL HILLS OF MARIN AND SONOMA. 

* IMPACTS...DOWNED TREES... LIMBS AND POWERLINES WILL BE 
  POSSIBLE. DRIVING OF HIGH PROFILE VEHICLES WILL BE IMPACTED AS 
  WELL. 

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.

&&

$$

CAZ006-508>513-517-528>530-181300-
/O.CON.KMTR.WI.Y.0004.170118T2100Z-170119T0900Z/
SAN FRANCISCO-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY INTERIOR VALLEYS-
EAST BAY HILLS AND THE DIABLO RANGE-SANTA CRUZ MOUNTAINS-
SANTA CLARA VALLEY INCLUDING SAN JOSE-
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-
INCLUDING THE CITIES OF...SAN FRANCISCO...OAKLAND...FREMONT...
HAYWARD...DALY CITY...BERKELEY...PACIFICA...CONCORD...ANTIOCH...
LIVERMORE...WALNUT CREEK...PLEASANTON...PITTSBURG...SAN RAMON...
BLACKHAWK...SCOTTS VALLEY...BOULDER CREEK...DAY VALLEY...
SAN JOSE...SALINAS...SANTA CRUZ...WATSONVILLE...LIVE OAK...
SEASIDE...MONTEREY...MARINA
852 PM PST TUE JAN 17 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM WEDNESDAY TO 1 AM
PST THURSDAY...

* TIMING...WEDNESDAY AFTERNOON AND NIGHT.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST 
  NEAR THE COAST AND IN THE HILLS ABOVE 1000 FEET. 

* IMPACTS...DOWNED TREES... LIMBS AND POWERLINES LEADING TO 
  POSSIBLE POWER OUTAGES. DRIVING OF HIGH PROFILE VEHICLES WILL 
  BE DIFFICULT DURING PERIODS OF STRONG WINDS ALONG WITH EXTRA 
  DEBRIS ON AREA ROADS. 

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.

&&

$$
220 
WWUS76 KMTR 181248
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
448 AM PST WED JAN 18 2017

...WIND ADVISORY IN EFFECT TODAY FOR STRONG FRONTAL PASSAGE...

.A STRONG COLD FRONT WILL PASS OVER THE BAY AREA AND CENTRAL
COAST THIS AFTERNOON AND EVENING. IN ADDITION TO RAINFALL THE
FAST MOVING FRONT WILL BRING A PERIOD OF STRONG SOUTHERLY WINDS
AHEAD OF THE FRONT BEFORE WINDS QUICKLY TURN TO THE NORTHWEST AND
DIMINISH BEHIND THE FRONT. WIND GUSTS TO 50 MPH WILL BE POSSIBLE
NEAR THE COAST AND HILLS WITH FREQUENT GUSTS FROM 40 TO 45 MPH
POSSIBLE IN THE LOWER ELEVATIONS.

CAZ505>507-182300-
/O.CON.KMTR.WI.Y.0004.170118T1900Z-170119T0600Z/
COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS-
INCLUDING THE CITIES OF...TAMALPAIS-HOMESTEAD...SAUSALITO...
SANTA ROSA...SOUTH SANTA ROSA...NAPA...SAN RAFAEL...PETALUMA...
NOVATO...ROHNERT PARK...ANGWIN...LAGUNITAS-FOREST KNOLLS...
WOODACRE
448 AM PST WED JAN 18 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
10 PM PST THIS EVENING...

* TIMING...FROM MIDDAY THROUGH THIS EVENING.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST 
  NEAR THE COAST AND IN THE COASTAL HILLS OF MARIN AND SONOMA. 

* IMPACTS...DOWNED TREES...LIMBS AND POWERLINES WILL BE POSSIBLE.
  DRIVING OF HIGH PROFILE VEHICLES WILL BE IMPACTED AS WELL.

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.

&&

$$

CAZ006-508>513-517-528>530-182300-
/O.CON.KMTR.WI.Y.0004.170118T2100Z-170119T0900Z/
SAN FRANCISCO-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY INTERIOR VALLEYS-
EAST BAY HILLS AND THE DIABLO RANGE-SANTA CRUZ MOUNTAINS-
SANTA CLARA VALLEY INCLUDING SAN JOSE-
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-
INCLUDING THE CITIES OF...SAN FRANCISCO...OAKLAND...FREMONT...
HAYWARD...DALY CITY...BERKELEY...PACIFICA...CONCORD...ANTIOCH...
LIVERMORE...WALNUT CREEK...PLEASANTON...PITTSBURG...SAN RAMON...
BLACKHAWK...SCOTTS VALLEY...BOULDER CREEK...DAY VALLEY...
SAN JOSE...SALINAS...SANTA CRUZ...WATSONVILLE...LIVE OAK...
SEASIDE...MONTEREY...MARINA
448 AM PST WED JAN 18 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
1 AM PST THURSDAY...

* TIMING...THIS AFTERNOON AND TONIGHT.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST 
  NEAR THE COAST AND IN THE HILLS ABOVE 1000 FEET. 

* IMPACTS...DOWNED TREES...LIMBS AND POWERLINES LEADING TO
  POSSIBLE POWER OUTAGES. DRIVING OF HIGH PROFILE VEHICLES WILL BE
  DIFFICULT DURING PERIODS OF STRONG WINDS ALONG WITH EXTRA DEBRIS
  ON AREA ROADS.

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.

&&

$$
999 
WWUS76 KMTR 181316
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
516 AM PST WED JAN 18 2017

...WIND ADVISORY IN EFFECT TODAY FOR STRONG FRONTAL PASSAGE...

.A STRONG COLD FRONT WILL PASS OVER THE BAY AREA AND CENTRAL
COAST THIS AFTERNOON AND EVENING. IN ADDITION TO RAINFALL THE
FAST MOVING FRONT WILL BRING A PERIOD OF STRONG SOUTHERLY WINDS
AHEAD OF THE FRONT BEFORE WINDS QUICKLY TURN TO THE NORTHWEST AND
DIMINISH BEHIND THE FRONT. WIND GUSTS TO 50 MPH WILL BE POSSIBLE
NEAR THE COAST AND HILLS WITH FREQUENT GUSTS FROM 40 TO 45 MPH
POSSIBLE IN THE LOWER ELEVATIONS.

CAZ516-518-182300-
/O.EXA.KMTR.WI.Y.0004.170118T2100Z-170119T0900Z/
SOUTHERN SALINAS VALLEY/ARROYO SECO AND LAKE SAN ANTONIO-
MOUNTAINS OF SAN BENITO COUNTY AND INTERIOR MONTEREY COUNTY
INCLUDING PINNACLES NATIONAL MONUMENT-
INCLUDING THE CITIES OF...GREENFIELD...KING CITY
516 AM PST WED JAN 18 2017

...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 1 AM PST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 1 AM
PST THURSDAY. 

* TIMING...THIS AFTERNOON AND TONIGHT.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST IN
  THE HILLS ABOVE 1000 FEET.

* IMPACTS...DOWNED TREES...LIMBS AND POWERLINES LEADING TO 
  POSSIBLE POWER OUTAGES. DRIVING OF HIGH PROFILE VEHICLES WILL 
  BE DIFFICULT DURING PERIODS OF STRONG WINDS ALONG WITH EXTRA 
  DEBRIS ON AREA ROADS. 

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.

&&

$$

CAZ505>507-182300-
/O.CON.KMTR.WI.Y.0004.170118T1900Z-170119T0600Z/
COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS-
INCLUDING THE CITIES OF...TAMALPAIS-HOMESTEAD...SAUSALITO...
SANTA ROSA...SOUTH SANTA ROSA...NAPA...SAN RAFAEL...PETALUMA...
NOVATO...ROHNERT PARK...ANGWIN...LAGUNITAS-FOREST KNOLLS...
WOODACRE
516 AM PST WED JAN 18 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
10 PM PST THIS EVENING...

* TIMING...FROM MIDDAY THROUGH THIS EVENING.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST 
  NEAR THE COAST AND IN THE COASTAL HILLS OF MARIN AND SONOMA. 

* IMPACTS...DOWNED TREES...LIMBS AND POWERLINES WILL BE 
  POSSIBLE. DRIVING OF HIGH PROFILE VEHICLES WILL BE IMPACTED AS 
  WELL. 

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.

&&

$$

CAZ006-508>513-517-528>530-182300-
/O.CON.KMTR.WI.Y.0004.170118T2100Z-170119T0900Z/
SAN FRANCISCO-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY INTERIOR VALLEYS-
EAST BAY HILLS AND THE DIABLO RANGE-SANTA CRUZ MOUNTAINS-
SANTA CLARA VALLEY INCLUDING SAN JOSE-
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-
INCLUDING THE CITIES OF...SAN FRANCISCO...OAKLAND...FREMONT...
HAYWARD...DALY CITY...BERKELEY...PACIFICA...CONCORD...ANTIOCH...
LIVERMORE...WALNUT CREEK...PLEASANTON...PITTSBURG...SAN RAMON...
BLACKHAWK...SCOTTS VALLEY...BOULDER CREEK...DAY VALLEY...
SAN JOSE...SALINAS...SANTA CRUZ...WATSONVILLE...LIVE OAK...
SEASIDE...MONTEREY...MARINA
516 AM PST WED JAN 18 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
1 AM PST THURSDAY...

* TIMING...THIS AFTERNOON AND TONIGHT.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST 
  NEAR THE COAST AND IN THE HILLS ABOVE 1000 FEET. 

* IMPACTS...DOWNED TREES...LIMBS AND POWERLINES LEADING TO 
  POSSIBLE POWER OUTAGES. DRIVING OF HIGH PROFILE VEHICLES WILL 
  BE DIFFICULT DURING PERIODS OF STRONG WINDS ALONG WITH EXTRA 
  DEBRIS ON AREA ROADS. 

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.

&&

$$
925 
WWUS76 KMTR 182158
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
158 PM PST WED JAN 18 2017

...WIND ADVISORY IN EFFECT TODAY FOR STRONG FRONTAL PASSAGE...

.A STRONG COLD FRONT WILL PASS OVER THE BAY AREA AND CENTRAL
COAST THIS AFTERNOON AND EVENING. IN ADDITION TO RAINFALL THE
FAST MOVING FRONT WILL BRING A PERIOD OF STRONG SOUTHERLY WINDS
AHEAD OF THE FRONT BEFORE WINDS QUICKLY TURN TO THE NORTHWEST AND
DIMINISH BEHIND THE FRONT. WIND GUSTS TO 50 MPH WILL BE POSSIBLE
NEAR THE COAST AND HILLS WITH FREQUENT GUSTS FROM 40 TO 45 MPH
POSSIBLE IN THE LOWER ELEVATIONS.

CAZ505>507-190600-
/O.CON.KMTR.WI.Y.0004.000000T0000Z-170119T0600Z/
COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS-
INCLUDING THE CITIES OF...TAMALPAIS-HOMESTEAD...SAUSALITO...
SANTA ROSA...SOUTH SANTA ROSA...NAPA...SAN RAFAEL...PETALUMA...
NOVATO...ROHNERT PARK...ANGWIN...LAGUNITAS-FOREST KNOLLS...
WOODACRE
158 PM PST WED JAN 18 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...

* TIMING...FROM MIDDAY THROUGH THIS EVENING.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST 
  NEAR THE COAST AND IN THE COASTAL HILLS OF MARIN AND SONOMA. 

* IMPACTS...DOWNED TREES...LIMBS AND POWERLINES WILL BE 
  POSSIBLE. DRIVING OF HIGH PROFILE VEHICLES WILL BE IMPACTED AS 
  WELL. 

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.

&&

$$

CAZ006-508>513-517-528>530-190600-
/O.CON.KMTR.WI.Y.0004.000000T0000Z-170119T0900Z/
SAN FRANCISCO-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY INTERIOR VALLEYS-
EAST BAY HILLS AND THE DIABLO RANGE-SANTA CRUZ MOUNTAINS-
SANTA CLARA VALLEY INCLUDING SAN JOSE-
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-
INCLUDING THE CITIES OF...SAN FRANCISCO...OAKLAND...FREMONT...
HAYWARD...DALY CITY...BERKELEY...PACIFICA...CONCORD...ANTIOCH...
LIVERMORE...WALNUT CREEK...PLEASANTON...PITTSBURG...SAN RAMON...
BLACKHAWK...SCOTTS VALLEY...BOULDER CREEK...DAY VALLEY...
SAN JOSE...SALINAS...SANTA CRUZ...WATSONVILLE...LIVE OAK...
SEASIDE...MONTEREY...MARINA
158 PM PST WED JAN 18 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST THURSDAY...

* TIMING...THIS AFTERNOON AND TONIGHT.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST 
  NEAR THE COAST AND IN THE HILLS ABOVE 1000 FEET. 

* IMPACTS...DOWNED TREES...LIMBS AND POWERLINES LEADING TO 
  POSSIBLE POWER OUTAGES. DRIVING OF HIGH PROFILE VEHICLES WILL 
  BE DIFFICULT DURING PERIODS OF STRONG WINDS ALONG WITH EXTRA 
  DEBRIS ON AREA ROADS. 

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.

&&

$$

CAZ516-518-190600-
/O.CON.KMTR.WI.Y.0004.000000T0000Z-170119T0900Z/
SOUTHERN SALINAS VALLEY/ARROYO SECO AND LAKE SAN ANTONIO-
MOUNTAINS OF SAN BENITO COUNTY AND INTERIOR MONTEREY COUNTY
INCLUDING PINNACLES NATIONAL MONUMENT-
INCLUDING THE CITIES OF...GREENFIELD...KING CITY
158 PM PST WED JAN 18 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST THURSDAY...

* TIMING...THIS AFTERNOON AND TONIGHT.

* WINDS...SOUTHERLY WIND GUSTS FROM 40 TO 50 MPH...STRONGEST IN 
  THE HILLS ABOVE 1000 FEET. 

* IMPACTS...DOWNED TREES...LIMBS AND POWERLINES LEADING TO 
  POSSIBLE POWER OUTAGES. DRIVING OF HIGH PROFILE VEHICLES WILL 
  BE DIFFICULT DURING PERIODS OF STRONG WINDS ALONG WITH EXTRA 
  DEBRIS ON AREA ROADS. 

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.

&&

$$
862 
WWUS76 KMTR 190611
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
1011 PM PST WED JAN 18 2017

...WIND ADVISORY REMAINS IN EFFECT TIL 1 AM FOR MONTEREY AND SAN
BENITO COUNTIES...

CAZ006-508>513-529-190715-
/O.CAN.KMTR.WI.Y.0004.000000T0000Z-170119T0900Z/
SAN FRANCISCO-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY INTERIOR VALLEYS-
EAST BAY HILLS AND THE DIABLO RANGE-SANTA CRUZ MOUNTAINS-
SANTA CLARA VALLEY INCLUDING SAN JOSE-NORTHERN MONTEREY BAY-
INCLUDING THE CITIES OF...SAN FRANCISCO...OAKLAND...FREMONT...
HAYWARD...DALY CITY...BERKELEY...PACIFICA...CONCORD...ANTIOCH...
LIVERMORE...WALNUT CREEK...PLEASANTON...PITTSBURG...SAN RAMON...
BLACKHAWK...SCOTTS VALLEY...BOULDER CREEK...DAY VALLEY...
SAN JOSE...SANTA CRUZ...WATSONVILLE...LIVE OAK
1011 PM PST WED JAN 18 2017

...WIND ADVISORY IS CANCELLED...

WINDS HAVE SUBSIDED AND THE ADVISORY WAS CANCELLED.

$$

CAZ505>507-190715-
/O.EXP.KMTR.WI.Y.0004.000000T0000Z-170119T0600Z/
COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS-
INCLUDING THE CITIES OF...TAMALPAIS-HOMESTEAD...SAUSALITO...
SANTA ROSA...SOUTH SANTA ROSA...NAPA...SAN RAFAEL...PETALUMA...
NOVATO...ROHNERT PARK...ANGWIN...LAGUNITAS-FOREST KNOLLS...
WOODACRE
1011 PM PST WED JAN 18 2017

...WIND ADVISORY HAS EXPIRED AT 10 PM...

WINDS HAVE SUBSIDED AND THE ADVISORY WAS ALLOWED TO EXPIRE.

$$

CAZ517-528-530-190900-
/O.CON.KMTR.WI.Y.0004.000000T0000Z-170119T0900Z/
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
NORTHERN SALINAS VALLEY/HOLLISTER VALLEY AND CARMEL VALLEY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
INCLUDING THE CITIES OF...SALINAS...SEASIDE...MONTEREY...MARINA
1011 PM PST WED JAN 18 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST THURSDAY...

* TIMING...TONIGHT.

* WINDS...SOUTHERLY WIND GUSTS FROM 30 TO 50 MPH...STRONGEST NEAR
  THE COAST AND IN THE HILLS ABOVE 1000 FEET.

* IMPACTS...DOWNED TREES...LIMBS AND POWERLINES LEADING TO 
  POSSIBLE POWER OUTAGES. DRIVING OF HIGH PROFILE VEHICLES WILL 
  BE DIFFICULT DURING PERIODS OF STRONG WINDS ALONG WITH EXTRA 
  DEBRIS ON AREA ROADS. 

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.

&&

$$

CAZ516-518-190900-
/O.CON.KMTR.WI.Y.0004.000000T0000Z-170119T0900Z/
SOUTHERN SALINAS VALLEY/ARROYO SECO AND LAKE SAN ANTONIO-
MOUNTAINS OF SAN BENITO COUNTY AND INTERIOR MONTEREY COUNTY
INCLUDING PINNACLES NATIONAL MONUMENT-
INCLUDING THE CITIES OF...GREENFIELD...KING CITY
1011 PM PST WED JAN 18 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST THURSDAY...

* TIMING...TONIGHT.

* WINDS...SOUTHERLY WIND GUSTS FROM 30 TO 50 MPH...STRONGEST IN
  THE HILLS ABOVE 1000 FEET.

* IMPACTS...DOWNED TREES...LIMBS AND POWERLINES LEADING TO 
  POSSIBLE POWER OUTAGES. DRIVING OF HIGH PROFILE VEHICLES WILL 
  BE DIFFICULT DURING PERIODS OF STRONG WINDS ALONG WITH EXTRA 
  DEBRIS ON AREA ROADS. 

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.

&&

$$
863 
WWUS76 KMTR 190900
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
100 AM PST THU JAN 19 2017



CAZ516>518-528-530-191000-
/O.EXP.KMTR.WI.Y.0004.000000T0000Z-170119T0900Z/
SOUTHERN SALINAS VALLEY/ARROYO SECO AND LAKE SAN ANTONIO-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO COUNTY AND INTERIOR MONTEREY COUNTY
INCLUDING PINNACLES NATIONAL MONUMENT-
NORTHERN SALINAS VALLEY/HOLLISTER VALLEY AND CARMEL VALLEY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
INCLUDING THE CITIES OF...GREENFIELD...KING CITY...SALINAS...
SEASIDE...MONTEREY...MARINA
100 AM PST THU JAN 19 2017

...WIND ADVISORY HAS EXPIRED...

WINDS SPEEDS HAVE CONTINUED TO DECREASE. THEREFORE, THE WIND
ADVISORY HAS BEEN ALLOWED TO EXPIRE.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 17, 3:09 AM PSTGale WarningMTR47 hr
Jan 17, 3:09 AM PSTSmall Craft AdvisoryMTR47 hr

Nearby

Wind Advisories in California, 2017Every wind advisory in 2017

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.