Alert archive / California / Wind Advisories in 2005

Wind Advisory 6, NWS San Francisco Bay Area, CA

December 17, 20059 counties in California

NWS San Francisco Bay Area, CA issued this wind advisory at Dec 17, 2005, 2:43 PM PST for 9 counties in California. It took effect at Dec 17, 2005, 8:22 PM PST. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued
Dec 17, 2005, 2:43 PM PST (22:43 UTC)
In effect from
Dec 17, 2005, 8:22 PM PST
Expired
Dec 18, 2005, 3:00 PM PST
In force
19 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, Napa County, CA, San Mateo County, CA, Santa Clara County, CA, Santa Cruz County, CA, Sonoma County, CA

The radar

The San Francisco radar (KMUX), 78 km from the middle of the area, began a volume at 22:46 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, 10.7 hours before the alert went out and 9 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 2005-12-17Temperature 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 12:00Z on 2005-12-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 93 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
656 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
93 m²/s²
0-3 km storm-relative helicity
111 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 172243
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
243 PM PST SAT DEC 17 2005

...WIND ADVISORY FOR THE MOUNTAINS OF THE SAN FRANCISCO BAY AREA
AS WELL AS THE MARIN AND SONOMA COAST FOR SUNDAY...

.A VIGOROUS STORM SYSTEM APPROACHING THE WEST COAST WILL PRODUCE
STRONG WINDS AND LOCALLY HEAVY RAIN ACROSS THE SAN FRANCISCO AND
MONTEREY BAY AREAS LATE TONIGHT AND SUNDAY.

CAZ505-507-511-512-181100-
/O.NEW.KMTR.WI.Y.0006.051218T1400Z-051219T0200Z/
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-
243 PM PST SAT DEC 17 2005

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 6 PM PST SUNDAY. 

SOUTHEASTERLY WINDS ARE EXPECTED TO INCREASE TO 10 TO 20 MPH
TONIGHT WITH GUSTS TO 40 MPH BY MORNING. WINDS WILL INCREASE BY
SUNDAY MORNING TO 20 TO 35 MPH WITH GUSTS UP TO 50 MPH. STRONGEST
WINDS ARE EXPECTED TO OCCUR IN THE EAST BAY HILLS AS WELL AS THE
SANTA CRUZ MOUNTAINS. THE STRONG WINDS WILL COINCIDE WITH PERIODS
OF HEAVY RAIN DURING THE DAY ON SUNDAY...AND WILL DECREASE BY
SUNDAY NIGHT. 

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. POWER OUTAGES MAY ALSO OCCUR. USE EXTRA CAUTION.

$$

ANDERSON
4 follow-up statements
000 
WWUS76 KMTR 180422
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
822 PM PST SAT DEC 17 2005

...WIND ADVISORY FOR THE SAN FRANCISCO AND MONTEREY BAY AREAS FOR 
SUNDAY...

.A VIGOROUS STORM SYSTEM APPROACHING THE WEST COAST WILL PRODUCE
STRONG WINDS AND LOCALLY HEAVY RAIN ACROSS THE SAN FRANCISCO AND
MONTEREY BAY AREAS LATE TONIGHT AND SUNDAY.

CAZ006-506-508>510-513>515-181200-
/O.EXA.KMTR.WI.Y.0006.051218T1400Z-051219T0200Z/
SAN FRANCISCO-NORTH BAY INTERIOR VALLEYS-
SAN FRANCISCO BAY SHORELINE-SAN FRANCISCO PENINSULA COAST-
EAST BAY INTERIOR VALLEYS-SANTA CLARA VALLEY...INCLUDING SAN JOSE-
MONTEREY BAY...NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND
CARMEL VALLEY-BIG SUR COAST-
822 PM PST SAT DEC 17 2005

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 6 PM PST SUNDAY. 

SOUTHEASTERLY WINDS ARE EXPECTED TO INCREASE TO 15 TO 30 MPH
OVERNIGHT WITH GUSTS TO 50 MPH BY MORNING. THE STRONGEST WINDS ARE
EXPECTED TO OCCUR IN THE HILLS AND ALSO NEAR THE OCEAN AND BAYS.
THE STRONG WINDS WILL COINCIDE WITH PERIODS OF HEAVY RAIN DURING
THE DAY ON SUNDAY...AND WILL DECREASE BY SUNDAY NIGHT.

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. POWER OUTAGES
MAY ALSO OCCUR. USE EXTRA CAUTION.

$$

CAZ505-507-511-512-181200-
/O.CON.KMTR.WI.Y.0006.051218T1400Z-051219T0200Z/
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-
822 PM PST SAT DEC 17 2005

...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM TO 6 PM PST SUNDAY...

A WIND ADVISORY IS IN EFFECT FROM 6 AM TO 6 PM PST SUNDAY.

SOUTHEASTERLY WINDS ARE EXPECTED TO INCREASE TO 15 TO 30 MPH
TONIGHT WITH GUSTS TO 50 MPH POSSIBLE BY SUNDAY MORNING. 
THE STRONG WINDS WILL COINCIDE WITH PERIODS OF HEAVY RAIN DURING
THE DAY ON SUNDAY...AND WILL DECREASE BY SUNDAY NIGHT.

A WIND ADVISORY MEANS THAT WINDS OF 45 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. POWER OUTAGES MAY ALSO OCCUR. USE EXTRA CAUTION.

$$

MARKKANEN
000 
WWUS76 KMTR 181148
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
348 AM PST SUN DEC 18 2005

...WIND ADVISORY FOR THE SAN FRANCISCO AND MONTEREY BAY AREAS FOR
SUNDAY...

.A VIGOROUS STORM SYSTEM WILL MOVE THROUGH THE SAN FRANCISCO AND
MONTEREY BAY AREAS AROUND MID MORNING PRODUCING STRONG WINDS AND
LOCALLY HEAVY RAIN. STRONG WINDS WILL CONTINUE BRIEFLY AFTER THE
STORM PASSES...THEN WILL START TO DECREASE.

CAZ006-505>515-182000-
/O.EXT.KMTR.WI.Y.0006.051218T1148Z-051218T2300Z/
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-
MONTEREY BAY...NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND
CARMEL VALLEY-BIG SUR COAST-
348 AM PST SUN DEC 18 2005

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

SOUTHEASTERLY WINDS OF 15 TO 30 MPH WITH GUSTS TO 50 MPH CAN BE
EXPECTED THROUGH THE MORNING. AT 3 AM ANGEL ISLAND REPORTED A
PEAK WIND SPEED OF 46 MPH. THE STRONGEST WINDS ARE EXPECTED TO
OCCUR IN THE HILLS AND ALSO NEAR THE OCEAN AND BAYS. THE WINDS
WILL DECREASE DURING THE AFTERNOON.

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. POWER OUTAGES MAY ALSO
OCCUR. USE EXTRA CAUTION.

$$
000 
WWUS76 KMTR 181638
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
838 AM PST SUN DEC 18 2005

...HIGH WIND WARNING FOR SAN FRANCISCO COUNTY UNTIL 11 AM PST 
THIS MORNING...
...WIND ADVISORY FOR THE SAN FRANCISCO AND MONTEREY BAY AREAS
UNTIL 3 PM THIS AFTERNOON...

.A VIGOROUS STORM SYSTEM IS MOVING THROUGH THE SAN FRANCISCO AND
MONTEREY BAY AREAS AND PRODUCING STRONG WINDS AND LOCALLY HEAVY
RAIN. STRONG WINDS WILL CONTINUE BRIEFLY AFTER THE STORM
PASSES...THEN WILL START TO DECREASE.

CAZ006-181900-
/O.NEW.KMTR.HW.W.0002.051218T1638Z-051218T1900Z/
/O.EXT.KMTR.WI.Y.0006.051218T1900Z-051218T2300Z/
SAN FRANCISCO-
838 AM PST SUN DEC 18 2005

...HIGH WIND WARNING IN EFFECT UNTIL 11 AM PST THIS MORNING...
...WIND ADVISORY NOW IN EFFECT UNTIL 3 PM PST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A HIGH
WIND WARNING...WHICH IS IN EFFECT UNTIL 11 AM PST THIS MORNING.
THE WIND ADVISORY IS NOW IN EFFECT UNTIL 3 PM PST THIS AFTERNOON.

HIGH WINDS HAVE OCCURRED IN THE SAN FRANCISCO AREA OVER THE LAST
HOUR. OBSERVATIONS AT THE GOLDEN GATE HAVE SEEN 58 MPH GUSTS WITH
71 MPH GUSTS AT ANGEL ISLAND. THESE STRONG WINDS ARE EXPECTED TO
CONTINUE OVER THE NEXT FEW HOURS WITH THE WARNING EFFECTIVE UNTIL
11 AM. THE AREA THEN REMAINS UNDER A WIND ADVISORY UNTIL 3 PM.

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.

THE AREA REMAINS UNDER A WIND ADVISORY UNTIL 3 PM. 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. POWER OUTAGES MAY ALSO OCCUR. USE EXTRA CAUTION.


$$

CAZ505>515-181915-
/O.CON.KMTR.WI.Y.0006.000000T0000Z-051218T2300Z/
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-
MONTEREY BAY...NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND
CARMEL VALLEY-BIG SUR COAST-
838 AM PST SUN DEC 18 2005

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS AFTERNOON. 

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. POWER OUTAGES MAY ALSO
OCCUR. USE EXTRA CAUTION.

$$

ANDERSON
000 
WWUS76 KMTR 181910
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
1110 AM PST SUN DEC 18 2005

...WIND ADVISORY FOR THE SAN FRANCISCO AND MONTEREY BAY AREAS
UNTIL 3 PM THIS AFTERNOON...

.A VIGOROUS STORM SYSTEM IS MOVING THROUGH THE SAN FRANCISCO AND
MONTEREY BAY AREAS AND PRODUCING STRONG WINDS AND LOCALLY HEAVY
RAIN. STRONG WINDS WILL CONTINUE BRIEFLY AFTER THE STORM PASSES...
THEN WILL START TO DECREASE.

CAZ006-182300-
/O.EXP.KMTR.HW.W.0002.000000T0000Z-051218T1900Z/
/O.CON.KMTR.WI.Y.0006.000000T0000Z-051218T2300Z/
SAN FRANCISCO-
1110 AM PST SUN DEC 18 2005

...HIGH WIND WARNING HAS EXPIRED...
...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

THE HIGH WIND WARNING IS NO LONGER IN EFFECT. A WIND ADVISORY
REMAINS IN EFFECT UNTIL 3 PM PST THIS AFTERNOON. 

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>515-182300-
/O.CON.KMTR.WI.Y.0006.000000T0000Z-051218T2300Z/
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-
MONTEREY BAY...NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND
CARMEL VALLEY-BIG SUR COAST-
1110 AM PST SUN DEC 18 2005

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

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. POWER OUTAGES MAY ALSO
OCCUR. USE EXTRA CAUTION.

$$

ANDERSON

Nearby

Wind Advisories in California, 2005Every wind advisory in 2005

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.