Thursday, January 20, 2011

[californiadisasters] Santa Ana Wind Advisories (01/20/11-AM)



...STRONG SANTA ANA WINDS DEVELOPING TONIGHT AND THURSDAY...

.SURFACE HIGH PRESSURE BUILDING INTO THE GREAT BASIN WILL TIGHTEN
THE SURFACE PRESSURE GRADIENTS ACROSS SOUTHWEST CALIFORNIA. THIS
WILL PRODUCE A STRONG SANTA ANA EVENT FOR MOST OF LOS ANGELES AND
VENTURA COUNTIES THROUGH THE AFTERNOON.

WIND ADVISORY LEVEL WINDS WILL LIKELY CONTINUE OVERNIGHT AFTER
WIND WARNINGS EXPIRE.

CAZ548-201930-
/O.CON.KLOX.WI.Y.0007.110120T1100Z-110120T2300Z/
LOS ANGELES COUNTY SAN GABRIEL VALLEY-
INCLUDING...PASADENA...SAN GABRIEL...POMONA
232 AM PST THU JAN 20 2011

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

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

* TIMING: GUSTY WINDS WILL CONTINUE INTO THURSDAY AFTERNOON.

* WINDS: NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH.
THE STRONGEST WINDS WILL OCCUR IN THE FOOTHILL AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ASR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
232 AM PST THU JAN 20 2011

...STRONG SANTA ANA WINDS DEVELOPING TONIGHT AND THURSDAY...

.SURFACE HIGH PRESSURE BUILDING INTO THE GREAT BASIN WILL TIGHTEN
THE SURFACE PRESSURE GRADIENTS ACROSS SOUTHWEST CALIFORNIA. THIS
WILL PRODUCE A STRONG SANTA ANA EVENT FOR MOST OF LOS ANGELES AND
VENTURA COUNTIES THROUGH THE AFTERNOON.

WIND ADVISORY LEVEL WINDS WILL LIKELY CONTINUE OVERNIGHT AFTER
WIND WARNINGS EXPIRE.

CAZ547-201930-
/O.CON.KLOX.WI.Y.0007.000000T0000Z-110120T2300Z/
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING...WOODLAND HILLS...NORTHRIDGE...BURBANK...
UNIVERSAL CITY
232 AM PST THU JAN 20 2011

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

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

* TIMING: GUSTY WINDS WILL CONTINUE INTO THE AFTERNOON BEFORE
WEAKENING SOME.

* WINDS: AREAS OF NORTH TO NORTHEAST WINDS 20 TO 35 MPH WITH
GUSTS TO 50 MPH. ISOLATED GUSTS OVER 50 MPH ARE POSSIBLE OVER
THE NORTHWEST VALLEY...INCLUDING PORTER RANCH.

* IMPACTS: TRAVEL ON INTERSTATES 5 AND 405 AND HIGHWAYS 101 AND
118 WILL LIKELY BE IMPACTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
232 AM PST THU JAN 20 2011

...STRONG SANTA ANA WINDS DEVELOPING TONIGHT AND THURSDAY...

.SURFACE HIGH PRESSURE BUILDING INTO THE GREAT BASIN WILL TIGHTEN
THE SURFACE PRESSURE GRADIENTS ACROSS SOUTHWEST CALIFORNIA. THIS
WILL PRODUCE A STRONG SANTA ANA EVENT FOR MOST OF LOS ANGELES AND
VENTURA COUNTIES THROUGH THE AFTERNOON.

WIND ADVISORY LEVEL WINDS WILL LIKELY CONTINUE OVERNIGHT AFTER
WIND WARNINGS EXPIRE.

CAZ040-201930-
/O.CON.KLOX.WI.Y.0007.110120T1100Z-110120T2300Z/
VENTURA COUNTY COAST-
INCLUDING...VENTURA...OXNARD...CAMARILLO
232 AM PST THU JAN 20 2011

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

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

* TIMING: GUSTY WINDS WILL CONTINUE INTO THE AFTERNOON.

* WINDS: NORTHEAST WINDS TO 15 TO 30 MPH WITH GUSTS TO AROUND 45
MPH.

* IMPACTS: TRAVEL ON HIGHWAYS 101 AND 126 AS WELL AS PACIFIC
COAST HIGHWAY WILL BE IMPACTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
232 AM PST THU JAN 20 2011

...STRONG SANTA ANA WINDS DEVELOPING TONIGHT AND THURSDAY...

.SURFACE HIGH PRESSURE BUILDING INTO THE GREAT BASIN WILL TIGHTEN
THE SURFACE PRESSURE GRADIENTS ACROSS SOUTHWEST CALIFORNIA. THIS
WILL PRODUCE A STRONG SANTA ANA EVENT FOR MOST OF LOS ANGELES AND
VENTURA COUNTIES THROUGH THE AFTERNOON.

WIND ADVISORY LEVEL WINDS WILL LIKELY CONTINUE OVERNIGHT AFTER
WIND WARNINGS EXPIRE.

CAZ041-201930-
/O.CON.KLOX.WI.Y.0007.110120T1100Z-110120T2300Z/
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
INCLUDING...MALIBU...SANTA MONICA...BEVERLY HILLS...HOLLYWOOD...
LONG BEACH
232 AM PST THU JAN 20 2011

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

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

* TIMING: GUSTY WINDS WILL CONTINUE INTO THE AFTERNOON.

* WINDS: NORTH TO NORTHEAST WINDS 15 TO 30 MPH WITH GUSTS TO
AROUND 40 MPH EXPECTED BELOW PASSES AND CANYONS.

* IMPACTS: THE STRONGEST WINDS WILL OCCUR FROM MALIBU THROUGH
THE HOLLYWOOD HILLS...BUT THESE WINDS MAY ALSO FORM OVER
EXTREME EASTERN LOS ANGELES COUNTY...INCLUDING LONG BEACH.
TRAVEL ON PACIFIC COAST HIGHWAY WILL BE MOST IMPACTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE SAN DIEGO CA
753 AM PST THU JAN 20 2011

...UPDATED TO REMOVE REFERENCES TO TONIGHT AND MAKE THURSDAY THIS
AFTERNOON...OTHERWISE NO CHANGE TO EXISTING HIGH WIND WARNINGS AND
WIND ADVISORIES...

.STRONG SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL BRING MODERATE
TO LOCALLY STRONG SANTA ANA WINDS ACROSS SOUTHWEST CALIFORNIA THROUGH
THIS AFTERNOON. LOCAL WIND GUSTS OVER 70 MPH WILL OCCUR IN
CANYONS IN THE SANTA ANA MOUNTAINS AND FOOTHILLS... WHILE WIND
GUSTS TO 60 MPH WILL BE POSSIBLE IN THE INLAND EMPIRE AND AT LOWER
ELEVATIONS OF INLAND ORANGE COUNTY. LOCAL WIND GUSTS TO 55 MPH
WILL BE POSSIBLE IN THE REMAINING MOUNTAINS...THE SAN DIEGO
VALLEYS AND THE NORTHERN PART OF THE COACHELLA VALLEY. WINDS WILL
GRADUALLY DIMINISH THIS AFTERNOON AND TONIGHT.

CAZ055-056-202200-
/O.CON.KSGX.WI.Y.0002.000000T0000Z-110120T2200Z/
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
753 AM PST THU JAN 20 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON.

* TIMING:THROUGH 2 PM PST THIS AFTERNOON.

* WINDS: NORTHEAST 20 TO 35 MPH. LOCAL WIND GUSTS TO 55 MPH.

* VISIBILITY: AREAS OF BLOWING DUST WILL LOWER VISIBILITY TO
BELOW ONE QUARTER MILE.

* IMPACTS: DRIVING HIGH PROFILE VEHICLES WILL BE DIFFICULT. MINOR
DAMAGE TO AWNINGS...METAL SHEDS...AND SIGNS LIKELY. BROKEN TREE
LIMBS THAT FALL ON POWER LINES MAY LEAD TO POWER OUTAGES AND
MALFUNCTIONING TRAFFIC SIGNALS.

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.

&&

$$

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE SAN DIEGO CA
753 AM PST THU JAN 20 2011

...UPDATED TO REMOVE REFERENCES TO TONIGHT AND MAKE THURSDAY THIS
AFTERNOON...OTHERWISE NO CHANGE TO EXISTING HIGH WIND WARNINGS AND
WIND ADVISORIES...

.STRONG SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL BRING MODERATE
TO LOCALLY STRONG SANTA ANA WINDS ACROSS SOUTHWEST CALIFORNIA THROUGH
THIS AFTERNOON. LOCAL WIND GUSTS OVER 70 MPH WILL OCCUR IN
CANYONS IN THE SANTA ANA MOUNTAINS AND FOOTHILLS... WHILE WIND
GUSTS TO 60 MPH WILL BE POSSIBLE IN THE INLAND EMPIRE AND AT LOWER
ELEVATIONS OF INLAND ORANGE COUNTY. LOCAL WIND GUSTS TO 55 MPH
WILL BE POSSIBLE IN THE REMAINING MOUNTAINS...THE SAN DIEGO
VALLEYS AND THE NORTHERN PART OF THE COACHELLA VALLEY. WINDS WILL
GRADUALLY DIMINISH THIS AFTERNOON AND TONIGHT.

CAZ050-058-061-202200-
/O.CON.KSGX.WI.Y.0002.000000T0000Z-110120T2200Z/
SAN DIEGO COUNTY VALLEYS-SAN DIEGO COUNTY MOUNTAINS-
COACHELLA VALLEY-
753 AM PST THU JAN 20 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON.

* TIMING: THROUGH 2 PM PST THIS AFTERNOON

* WINDS: NORTHEAST 20 TO 30 MPH WITH GUSTS TO 55 MPH.

* VISIBILITY: AREAS OF BLOWING DUST WILL LOWER VISIBILITY TO
BELOW ONE QUARTER MILE.

* IMPACTS: DRIVING HIGH PROFILE VEHICLES WILL BE DIFFICULT. MINOR
DAMAGE TO AWNINGS...METAL SHEDS...AND SIGNS LIKELY. BROKEN TREE
LIMBS THAT FALL ON POWER LINES MAY LEAD TO POWER OUTAGES AND
MALFUNCTIONING TRAFFIC SIGNALS.

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.

&&

$$

MAXWELL/BALFOUR

Source: http://forecast.weather.gov/wwamap/wwatxtget.php?cwa=lox&wwa=wind%20advisory
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