Alert archive / California / Wind Advisories in 2016

Wind Advisory 3, NWS San Francisco Bay Area, CA

February 16, 20165 counties in California

NWS San Francisco Bay Area, CA issued this wind advisory at Feb 16, 2016, 2:08 PM PST for 5 counties in California. It took effect at Feb 17, 2016, 7:00 AM PST. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Feb 16, 2016, 2:08 PM PST (22:08 UTC)
In effect from
Feb 17, 2016, 7:00 AM PST
Expired
Feb 18, 2016, 4:00 AM PST
In force
21 hr
Issued by
NWS San Francisco Bay Area, CA

Counties Monterey County, CA, San Benito County, CA, San Mateo County, CA, Santa Clara County, CA, Santa Cruz County, CA

The radar

The San Francisco radar (KMUX), 33 km from the middle of the area, began a volume at 22:06 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, 10.1 hours before the alert went out and 102 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 2016-02-16Temperature 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 2016-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -85 square meters per square second.19395878Sfc1 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
2108 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
-85 m²/s²
0-3 km storm-relative helicity
-31 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

400 
WWUS76 KMTR 162208
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
208 PM PST TUE FEB 16 2016

...STRONG AND GUSTY SOUTHERLY WINDS EXPECTED ON WEDNESDAY...

.STRONG AND GUSTY SOUTHERLY WINDS ARE EXPECTED TO DEVELOP IN
ADVANCE OF AN APPROACHING COLD FRONT WEDNESDAY MORNING. THE
STRONGEST WINDS WILL LIKELY OCCUR DURING THE AFTERNOON AND EARLY
EVENING HOURS, ESPECIALLY IN THE HILLS ABOVE 1000 FEET. WIND
SPEEDS WILL GRADUALLY DIMINISH WEDNESDAY NIGHT.

CAZ507-511-512-517-518-170500-
/O.NEW.KMTR.WI.Y.0003.160217T1500Z-160218T0300Z/
NORTH BAY MOUNTAINS-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL PARK-
208 PM PST TUE FEB 16 2016

...WIND ADVISORY IN EFFECT FROM 7 AM TO 7 PM PST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 AM TO 7 PM PST WEDNESDAY. 

* TIMING...SOUTHERLY WINDS INCREASING DURING THE DAY ON WEDNESDAY.
  STRONGEST WINDS ARE EXPECTED DURING THE AFTERNOON AND EARLY
  EVENING BEFORE DIMINISHING WEDNESDAY NIGHT.

* LOCATION...THE STRONGEST WINDS ARE EXPECTED IN ELEVATIONS NEAR
  AND ABOVE 1000 FEET.

* WINDS...SOUTHERLY WINDS SUSTAINED 20 TO 30 MPH WITH GUSTS 45 TO
  50 MPH.

* IMPACTS...POSSIBLE TREE DAMAGE THAT MAY LEAD TO ISOLATED POWER
  OUTAGES. DIFFICULT DRIVING CONDITIONS ARE ALSO POSSIBLE, ESPECIALLY
  FOR HIGH PROFILE VEHICLES.

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.

&&

$$
5 follow-up statements
441 
WWUS76 KMTR 170454
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
854 PM PST TUE FEB 16 2016

...STRONG AND GUSTY SOUTHERLY WINDS EXPECTED ON WEDNESDAY...

.STRONG AND GUSTY SOUTHERLY WINDS ARE EXPECTED TO DEVELOP IN
ADVANCE OF AN APPROACHING COLD FRONT WEDNESDAY MORNING. THE
STRONGEST WINDS WILL LIKELY OCCUR DURING THE AFTERNOON AND EARLY
EVENING HOURS... ESPECIALLY IN THE HILLS ABOVE 1000 FEET. WIND
SPEEDS WILL GRADUALLY DIMINISH WEDNESDAY NIGHT.

CAZ507-511-512-517-518-171300-
/O.CON.KMTR.WI.Y.0003.160217T1500Z-160218T0300Z/
NORTH BAY MOUNTAINS-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL PARK-
854 PM PST TUE FEB 16 2016

...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 7 PM PST
WEDNESDAY...

* TIMING...SOUTHERLY WINDS INCREASING DURING THE DAY ON 
  WEDNESDAY. STRONGEST WINDS ARE EXPECTED DURING THE AFTERNOON 
  AND EARLY EVENING BEFORE DIMINISHING WEDNESDAY NIGHT. 

* LOCATION...THE STRONGEST WINDS ARE EXPECTED IN ELEVATIONS NEAR 
  AND ABOVE 1000 FEET. 

* WINDS...SOUTHERLY WINDS SUSTAINED 20 TO 30 MPH WITH GUSTS 45 
  TO 50 MPH. 

* IMPACTS...POSSIBLE TREE DAMAGE THAT MAY LEAD TO ISOLATED POWER 
  OUTAGES. DIFFICULT DRIVING CONDITIONS ARE ALSO POSSIBLE... 
  ESPECIALLY FOR HIGH PROFILE VEHICLES. 

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.

&&

$$
752 
WWUS76 KMTR 171236
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
436 AM PST WED FEB 17 2016

...STRONG AND GUSTY SOUTHERLY WINDS EXPECTED TODAY...

.STRONG AND GUSTY SOUTHERLY WINDS ARE EXPECTED TO DEVELOP IN
ADVANCE OF AN APPROACHING COLD FRONT THIS MORNING. THE STRONGEST
WINDS WILL LIKELY OCCUR DURING THE AFTERNOON AND EARLY EVENING
HOURS... ESPECIALLY IN THE HILLS ABOVE 1000 FEET. WIND SPEEDS WILL
GRADUALLY DIMINISH TONIGHT.

CAZ507-511-512-517-518-180300-
/O.CON.KMTR.WI.Y.0003.160217T1500Z-160218T0300Z/
NORTH BAY MOUNTAINS-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL PARK-
436 AM PST WED FEB 17 2016

...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM UNTIL 7 PM PST...

* TIMING...SOUTHERLY WINDS INCREASING DURING THE DAY ON 
  WEDNESDAY. STRONGEST WINDS ARE EXPECTED DURING THE AFTERNOON 
  AND EARLY EVENING BEFORE DIMINISHING WEDNESDAY NIGHT. 

* LOCATION...THE STRONGEST WINDS ARE EXPECTED IN ELEVATIONS NEAR 
  AND ABOVE 1000 FEET. 

* WINDS...SOUTHERLY WINDS SUSTAINED 20 TO 30 MPH WITH GUSTS 45 
  TO 50 MPH. 

* IMPACTS...POSSIBLE TREE DAMAGE THAT MAY LEAD TO ISOLATED POWER 
  OUTAGES. DIFFICULT DRIVING CONDITIONS ARE ALSO POSSIBLE... 
  ESPECIALLY FOR HIGH PROFILE VEHICLES. 

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.

&&

$$
689 
WWUS76 KMTR 172241
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
241 PM PST WED FEB 17 2016

...STRONG AND GUSTY SOUTHERLY WINDS EXPECTED TODAY...

.STRONG AND GUSTY SOUTHERLY WINDS THROUGH EARLY EVENING HOURS...
ESPECIALLY IN THE HILLS ABOVE 1000 FEET. WIND SPEEDS WILL
GRADUALLY DIMINISH TONIGHT.

CAZ507-511-512-517-518-180300-
/O.CON.KMTR.WI.Y.0003.000000T0000Z-160218T0300Z/
NORTH BAY MOUNTAINS-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL PARK-
241 PM PST WED FEB 17 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

* TIMING...SOUTHERLY WINDS WILL REMAIN GUSTY THROUGH THIS EVENING.

* LOCATION...THE STRONGEST WINDS ARE EXPECTED IN ELEVATIONS NEAR 
  AND ABOVE 1000 FEET. 

* WINDS...SOUTHERLY WINDS SUSTAINED 20 TO 30 MPH WITH GUSTS 45 
  TO 55 MPH. 

* IMPACTS...POSSIBLE TREE DAMAGE THAT MAY LEAD TO ISOLATED POWER 
  OUTAGES. DIFFICULT DRIVING CONDITIONS ARE ALSO POSSIBLE... 
  ESPECIALLY FOR HIGH PROFILE VEHICLES. 

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.

&&

$$
346 
WWUS76 KMTR 180255
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
655 PM PST WED FEB 17 2016

...LOCALLY STRONG AND GUSTY WINDS EXPECTED THROUGH LATE
TONIGHT...

.STRONG AND GUSTY SOUTHWEST WINDS WILL CONTINUE THROUGH LATE
WEDNESDAY NIGHT...ESPECIALLY IN THE HILLS ABOVE 1000 FEET. WIND
SPEEDS WILL GRADUALLY DIMINISH LATE TONIGHT.

CAZ507-511-512-517-518-181200-
/O.EXT.KMTR.WI.Y.0003.000000T0000Z-160218T1200Z/
NORTH BAY MOUNTAINS-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL PARK-
655 PM PST WED FEB 17 2016

...WIND ADVISORY NOW IN EFFECT UNTIL 4 AM PST THURSDAY...

* TIMING...SOUTHWEST WINDS WILL REMAIN LOCALLY STRONG AND GUSTY
  THROUGH LATE WEDNESDAY NIGHT.

* LOCATION...STRONGEST WINDS ARE EXPECTED IN THE HILLS AT
  ELEVATIONS ABOVE 1000 FEET.

* WINDS...SOUTHWEST WINDS SUSTAINED AT 15 TO 30 MPH WITH GUSTS OF
  40 TO 50 MPH.

* IMPACTS...POSSIBLE TREE DAMAGE THAT MAY LEAD TO ISOLATED POWER 
  OUTAGES. DIFFICULT DRIVING CONDITIONS ARE ALSO POSSIBLE... 
  ESPECIALLY FOR HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
457 
WWUS76 KMTR 181203
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
403 AM PST THU FEB 18 2016



CAZ507-511-512-517-518-181315-
/O.EXP.KMTR.WI.Y.0003.000000T0000Z-160218T1200Z/
NORTH BAY MOUNTAINS-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL PARK-
403 AM PST THU FEB 18 2016

...WIND ADVISORY HAS EXPIRED...

WINDS HAVE DECREASED THIS MORNING SO THE WIND ADVISORY IS ALLOWED
TO EXPIRE.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 16, 2:34 AM PSTSmall Craft AdvisoryMTR60 hr
Feb 16, 2:25 PM PSTGale WarningMTR31 hr

Nearby

Wind Advisories in California, 2016Every wind advisory in 2016

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.