Alert archive / California / Wind Advisories in 2005

Wind Advisory 8, NWS San Francisco Bay Area, CA

December 26, 20058 counties in California

NWS San Francisco Bay Area, CA issued this wind advisory at Dec 26, 2005, 3:38 PM PST for 8 counties in California. It took effect at Dec 27, 2005, 6:00 AM PST. It was in force for 27 hr.

The area

The counties it named.

The facts

Issued
Dec 26, 2005, 3:38 PM PST (23:38 UTC)
In effect from
Dec 27, 2005, 6:00 AM PST
Expired
Dec 28, 2005, 8:56 AM PST
In force
27 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, San Mateo County, CA, Santa Clara County, CA, Santa Cruz County, CA, Sonoma County, CA

The radar

The San Francisco radar (KMUX), 69 km from the middle of the area, began a volume at 23:41 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

Vandenberg AFB, CA (KVBG), launched 12:00Z, 11.6 hours before the alert went out and 366 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, Vandenberg AFB, CA at 12:00Z on 2005-12-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 17 joules per kilogram.LCLLFCEL10008507005003002001001 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, Vandenberg AFB, CA at 12:00Z on 2005-12-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 square meters per square second.1939587897117136Sfc1 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
17 J/kg
Mixed-layer CIN
-87 J/kg
Mixed-layer LCL
483 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS76 KMTR 262338
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
338 PM PST MON DEC 26 2005

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

.A VIGOROUS STORM SYSTEM APPROACHING THE WEST COAST WILL PRODUCE
STRONG GUSTY WINDS AND INCREASING RAINFALL ACROSS THE SAN FRANCISCO
BAY AREA ON TUESDAY. WINDS WILL TAPER OFF TUESDAY NIGHT BUT RAMP
UP AGAIN ON WEDNESDAY WITH THE FRONTAL PASSAGE.

CAZ505-507-271400-
/O.NEW.KMTR.WI.Y.0008.051227T1400Z-051228T0000Z/
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-
338 PM PST MON DEC 26 2005

...WIND ADVISORY IN EFFECT FROM 6 AM TO 4 PM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 4 PM PST TUESDAY. 

SOUTHEASTERLY WINDS ARE EXPECTED TO INCREASE TO 10 TO 20 MPH LATE
TONIGHT AND REACH 20 TO 35 MPH BY TUESDAY MORNING WITH GUSTS AS
HIGH AS 45 MPH POSSIBLE. STRONGEST WINDS ARE EXPECTED TO OCCUR NEAR THE
OCEAN AS WELL AS IN THE HILLS OF THE NORTH BAY. THE STRONG WINDS
ARE EXPECTED TO DECREASE BY TUESDAY EVENING...AND REMAIN ABOUT 15
TO 25 MPH OVERNIGHT WITH GUSTS TO 40 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.

$$

ANDERSON
6 follow-up statements
000 
WWUS76 KMTR 271043
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
243 AM PST TUE DEC 27 2005

...WIND ADVISORY FOR THE MOUNTAINS OF THE NORTHERN SAN FRANCISCO
BAY AREA AS WELL AS THE MARIN AND SONOMA COAST TUESDAY THROUGH
WEDNESDAY MORNING...

.A VIGOROUS STORM SYSTEM APPROACHING THE WEST COAST WILL PRODUCE
STRONG GUSTY WINDS AND INCREASING RAINFALL ACROSS THE SAN
FRANCISCO BAY AREA ON TUESDAY. WINDS MAY DECREASE SOMEWHAT TUESDAY
NIGHT BUT RAMP UP AGAIN ON WEDNESDAY MORNING WITH THE FRONTAL
PASSAGE.

CAZ505-507-272300-
/O.EXT.KMTR.WI.Y.0008.051227T1400Z-051228T2000Z/
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-
243 AM PST TUE DEC 27 2005

...WIND ADVISORY NOW IN EFFECT FROM 6 AM THIS MORNING TO 12 PM
PST WEDNESDAY...

THE WIND ADVISORY IS NOW IN EFFECT FROM 6 AM THIS MORNING TO
12 PM PST WEDNESDAY. 

SOUTHEASTERLY WINDS ARE EXPECTED TO INCREASE TO 20 TO 35 MPH TODAY
AND TONIGHT WITH GUSTS AS HIGH AS 45 MPH POSSIBLE. STRONGEST WINDS
ARE EXPECTED TO OCCUR NEAR THE OCEAN AS WELL AS IN THE HILLS OF
THE NORTH BAY. EVEN STRONGER GUSTS MAY OCCUR ON WEDNESDAY MORING
AHEAD OF A COLD FRONTAL PASSAGE. WINDS SHOULD DECREASE WEDNESDAY
AFTERNOON.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 35 MPH OR GUSTS TO
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

$$
000 
WWUS76 KMTR 271217 CCA
NPWMTR

URGENT - WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
415 AM PST TUE DEC 27 2005

...WIND ADVISORY FOR THE MOUNTAINS OF THE NORTHERN SAN FRANCISCO
BAY AREA AS WELL AS THE MARIN AND SONOMA COAST TUESDAY THROUGH
WEDNESDAY MORNING...

.A VIGOROUS STORM SYSTEM APPROACHING THE WEST COAST WILL PRODUCE
STRONG GUSTY WINDS AND INCREASING RAINFALL ACROSS THE SAN
FRANCISCO BAY AREA ON TUESDAY. WINDS MAY DECREASE SOMEWHAT TUESDAY
NIGHT BUT RAMP UP AGAIN ON WEDNESDAY MORNING WITH THE FRONTAL
PASSAGE.

CAZ505-507-280045-
/O.COR.KMTR.WI.Y.0008.051227T1400Z-051228T2000Z/
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-
415 AM PST TUE DEC 27 2005

...WIND ADVISORY NOW IN EFFECT FROM 6 AM THIS MORNING TO 12 PM
PST WEDNESDAY...

THE WIND ADVISORY IS NOW IN EFFECT FROM 6 AM THIS MORNING TO
NOON PST WEDNESDAY.

SOUTHEASTERLY WINDS ARE EXPECTED TO INCREASE TO 20 TO 35 MPH TODAY
AND TONIGHT WITH GUSTS AS HIGH AS 45 MPH POSSIBLE. STRONGEST WINDS
ARE EXPECTED TO OCCUR NEAR THE OCEAN AS WELL AS IN THE HILLS OF
THE NORTH BAY. EVEN STRONGER GUSTS MAY OCCUR ON WEDNESDAY MORNING
AHEAD OF A COLD FRONTAL PASSAGE. WINDS SHOULD DECREASE WEDNESDAY
AFTERNOON.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 35 MPH OR GUSTS TO
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

$$
000 
WWUS76 KMTR 272252
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
252 PM PST TUE DEC 27 2005

...STRONG GUSTY SOUTHERLY WINDS EXPECTED TONIGHT AND WEDNESDAY
MORNING...

.A VIGOROUS STORM SYSTEM APPROACHING THE CALIFORNIA COAST WILL PRODUCE
STRONG AND GUSTY WINDS ACROSS THE NORTHERN SAN FRANCISCO BAY AREA
TONIGHT AND WEDNESDAY MORNING AND ACROSS THE CENTRAL SAN FRANCISCO
BAY AREA LATE TONIGHT AND WEDNESDAY MORNING. WINDS WILL TURN TO
THE SOUTHWEST AND DECREASE AFTER FRONTAL PASSAGE AROUND MIDDAY ON
WEDNESDAY.

CAZ006-508-509-511-281200-
/O.EXB.KMTR.WI.Y.0008.051228T1100Z-051228T2000Z/
SAN FRANCISCO-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY HILLS AND DIABLO RANGE-
252 PM PST TUE DEC 27 2005

...WIND ADVISORY IN EFFECT FROM 3 AM TO 12 PM PST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A WIND
ADVISORY FOR COASTAL AND BAYSIDE SECTIONS OF THE CENTRAL SAN
FRANCISCO BAY AREA AND FOR THE EAST BAY HILLS...WHICH IS IN
EFFECT FROM 3 AM TO 12 PM PST WEDNESDAY.

SOUTHEASTERLY WINDS ARE EXPECTED TO INCREASE TO 20 TO 35 MPH
LATE TONIGHT WITH GUSTS AS HIGH AS 45 MPH POSSIBLE AFTER 3 AM.
STRONGEST WINDS ARE EXPECTED TO OCCUR NEAR THE OCEAN AND BAY AS
WELL AS IN THE EAST BAY HILLS. WINDS WILL CONTINUE STRONG AND
GUSTY THROUGH ABOUT NOON ON WEDNESDAY. WINDS WILL DECREASE
WEDNESDAY AFTERNOON.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 35 MPH OR GUSTS TO
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

$$

CAZ505-507-281200-
/O.CON.KMTR.WI.Y.0008.000000T0000Z-051228T2000Z/
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-
252 PM PST TUE DEC 27 2005

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

A WIND ADVISORY REMAINS IN EFFECT UNTIL 12 PM PST WEDNESDAY FOR
THE COAST AND HILLS OF THE NORTH BAY.

WINDS IN THE ADVISORY AREA HAD DECREASED SOMEWHAT ON TUESDAY
AFTERNOON. HOWEVER...SOUTHERLY WINDS ARE EXPECTED TO INCREASE TO
20 TO 35 MPH TUESDAY NIGHT WITH GUSTS AS HIGH AS 45 MPH LIKELY AFTER
MIDNIGHT. STRONGEST WINDS ARE EXPECTED TO OCCUR NEAR THE OCEAN AS
WELL AS IN THE HILLS OF THE NORTH BAY. EVEN STRONGER GUSTS MAY
OCCUR ON EARLY WEDNESDAY MORNING AHEAD OF A COLD FRONTAL PASSAGE.
WINDS SHOULD DECREASE WEDNESDAY AFTERNOON.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 35 MPH OR GUSTS TO
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

$$

DYKEMA
000 
WWUS76 KMTR 281055
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
255 AM PST WED DEC 28 2005

...STRONG GUSTY SOUTHERLY WINDS EXPECTED THIS MORNING...

.A VIGOROUS STORM SYSTEM APPROACHING THE CALIFORNIA COAST WILL
PRODUCE STRONG AND GUSTY SOUTHERLY WINDS ACROSS THE NORTHERN SAN FRANCISCO
BAY AREA AND ACROSS THE CENTRAL SAN FRANCISCO BAY AREA THIS
MORNING. WINDS WILL TURN TO THE SOUTHWEST AND DECREASE AFTER
FRONTAL PASSAGE AROUND MIDDAY.

CAZ505-507-281900-
/O.CON.KMTR.WI.Y.0008.000000T0000Z-051228T2000Z/
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-
255 AM PST WED DEC 28 2005

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

SOUTHERLY WINDS OF TO 20 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH
ARE LIKELY ACROSS THE ADVISORY AREA. STRONGEST WINDS ARE EXPECTED
TO OCCUR NEAR THE OCEAN AS WELL AS IN THE HILLS OF THE NORTH BAY.
EVEN STRONGER GUSTS MAY OCCUR JUST AHEAD OF A COLD FRONTAL
PASSAGE THIS MORNING. WINDS WILL DECREASE DURING THE AFTERNOON.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 35 MPH OR GUSTS TO
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

$$

CAZ006-508-509-511-281900-
/O.CON.KMTR.WI.Y.0008.051228T1100Z-051228T2000Z/
SAN FRANCISCO-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY HILLS AND DIABLO RANGE-
255 AM PST WED DEC 28 2005

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

SOUTHEASTERLY WINDS OF 20 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH
ARE POSSIBLE THIS MORNING. STRONGEST WINDS ARE EXPECTED TO OCCUR
NEAR THE OCEAN AND BAY AS WELL AS IN THE EAST BAY HILLS. WINDS
WILL CONTINUE STRONG AND GUSTY THROUGH ABOUT NOON TODAY. WINDS WILL
DECREASE DURING THE AFTERNOON.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 35 MPH OR GUSTS TO
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

$$

ANDERSON
000 
WWUS76 KMTR 281059 CCA
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
255 AM PST WED DEC 28 2005

...STRONG GUSTY SOUTHERLY WINDS EXPECTED THIS MORNING...

.A VIGOROUS STORM SYSTEM APPROACHING THE CALIFORNIA COAST WILL 
PRODUCE STRONG AND GUSTY SOUTHERLY WINDS ACROSS THE NORTHERN SAN 
FRANCISCO BAY AREA AND ACROSS THE CENTRAL SAN FRANCISCO BAY AREA THIS
MORNING. WINDS WILL TURN TO THE SOUTHWEST AND DECREASE AFTER FRONTAL 
PASSAGE AROUND MIDDAY.

CAZ505-507-282000-
/O.CON.KMTR.WI.Y.0008.000000T0000Z-051228T2000Z/
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-
255 AM PST WED DEC 28 2005

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

SOUTHERLY WINDS OF TO 20 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH
ARE LIKELY ACROSS THE ADVISORY AREA. STRONGEST WINDS ARE EXPECTED
TO OCCUR NEAR THE OCEAN AS WELL AS IN THE HILLS OF THE NORTH BAY.
EVEN STRONGER GUSTS MAY OCCUR JUST AHEAD OF A COLD FRONTAL
PASSAGE THIS MORNING. WINDS WILL DECREASE DURING THE AFTERNOON.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 35 MPH OR GUSTS TO
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

$$

CAZ006-508-509-511-282000-
/O.CON.KMTR.WI.Y.0008.051228T1100Z-051228T2000Z/
SAN FRANCISCO-SAN FRANCISCO BAY SHORELINE-
SAN FRANCISCO PENINSULA COAST-EAST BAY HILLS AND DIABLO RANGE-
255 AM PST WED DEC 28 2005

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

SOUTHEASTERLY WINDS OF 20 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH
ARE POSSIBLE THIS MORNING. STRONGEST WINDS ARE EXPECTED TO OCCUR
NEAR THE OCEAN AND BAY AS WELL AS IN THE EAST BAY HILLS. WINDS
WILL CONTINUE STRONG AND GUSTY THROUGH ABOUT NOON TODAY. WINDS WILL
DECREASE DURING THE AFTERNOON.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 35 MPH OR GUSTS TO
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

$$

ANDERSON
000 
WWUS76 KMTR 281656
NPWMTR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
856 AM PST WED DEC 28 2005

...WIND ADVISORY IS CANCELLED...

.THE FRONTAL SYSTEM THAT BROUGHT THE REGION STRONG AND GUSTY SOUTHERLY
WINDS HAS MOVED THROUGH THE NORTHERN AND CENTRAL SAN FRANCISCO BAY
AREA THIS MORNING. WINDS HAVE WEAKENED BELOW ADVISORY LEVEL THEREFORE
THE WIND ADVISORY HAS BEEN CANCELLED. WINDS WILL CONTINUE WEAKENING
AND WILL VEER TO THE WEST SOUTHWEST AS THE DAY PROGRESSES.

CAZ006-505-507>509-511-281800-
/O.CAN.KMTR.WI.Y.0008.000000T0000Z-051228T2000Z/
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-
856 AM PST WED DEC 28 2005

...WIND ADVISORY IS CANCELLED...

SOUTHERLY WINDS HAVE WEAKENED BELOW ADVISORY LEVEL ACROSS THE BAY
AREA WITH THE PASSAGE OF THE FRONTAL SYSTEM. THEREFORE THE NATIONAL
WEATHER SERVICE IN SAN FRANCISCO HAS CANCELLED THE WIND ADVISORY.

$$

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.