Thursday, September 27, 2012

[californiadisasters] Santa Ana Wind Weather Statement (9/27/12-PM)



...HOT AND DRY OFFSHORE CONDITIONS WITH ELEVATED FIRE DANGER     ACROSS SOUTHWEST CALIFORNIA SUNDAY THROUGH TUESDAY...    AN UPPER LEVEL HIGH PRESSURE SYSTEM WILL BUILD ACROSS CALIFORNIA  SUNDAY THROUGH TUESDAY. THIS COMBINED WITH OFFSHORE FLOW NEAR THE  SURFACE WILL BRING HOT AND DRY CONDITIONS TO MUCH OF SOUTHWEST  CALIFORNIA. LIGHT OFFSHORE BREEZES WILL FIRST IMPACT PORTIONS OF  THE FORECAST AREA ON SUNDAY...WHEN TEMPERATURES WILL SOAR TO BETWEEN  100 AND 105 DEGREES ACROSS MANY VALLEY LOCATIONS. EVEN INLAND PORTIONS  OF THE COASTAL PLAIN WILL CLIMB WELL INTO THE 90S ON SUNDAY.    ON MONDAY AND TUESDAY...THE OFFSHORE FLOW STRENGTHENS SLIGHTLY...WITH  OFFSHORE BREEZES BECOMING MORE WIDESPREAD ACROSS SOUTHERN CALIFORNIA.  TEMPERATURES WILL LIKELY APPROACH OR EXCEED RECORD LEVELS ON MONDAY  AND TUESDAY...WHEN VALLEY AREAS ARE EXPECTED TO RANGE BETWEEN 100 AND  107 DEGREES. MOST COASTAL AREAS WILL CLIMB WELL INTO THE 90S WITH  INLAND PORTIONS OF THE COASTAL PLAIN...INCLUDING DOWNTOWN LOS  ANGELES...EXPECTED TO EXCEED 100 DEGREES.    FIRE DANGER WILL BEGIN TO INCREASE ACROSS SOUTHWEST CALIFORNIA ON  SUNDAY...PEAKING ON MONDAY AND TUESDAY WHEN OFFSHORE WINDS ARE GENERALLY  EXPECTED TO GUST BETWEEN 20 AND 30 MPH BELOW AND THROUGH PASSES AND  CANYONS OF LOS ANGELES AND VENTURA COUNTIES. THE OFFSHORE WINDS  COMBINED WITH TRIPLE DIGIT HEAT...WIDESPREAD SINGLE DIGIT HUMIDITIES...AND  VERY DRY FUELS WILL BRING NEAR CRITICAL FIRE WEATHER CONDITIONS TO  PORTIONS OF THE SOUTHLAND...WHICH MAY PROMPT A FIRE WEATHER WATCH AS WE  DRAW CLOSER TO THE EVENT.    SLIGHT COOLING IS EXPECTED BY WEDNESDAY...WITH BETTER COOLING ON  THURSDAY.    PEOPLE PLANNING TO BE OUTDOORS OR THOSE WITHOUT AIR CONDITIONING  SHOULD PRACTICE HEAT SAFETY TIPS. WEAR LIGHTWEIGHT LIGHT-COLORED  LOOSE FITTING CLOTHING. DRINK PLENTY OF NON-ALCOHOLIC FLUIDS. AVOID  STRENUOUS ACTIVITY DURING THE HOTTEST PART OF THE DAY...TYPICALLY  FROM LATE MORNING THROUGH EARLY EVENING. NEVER LEAVE CHILDREN...PETS  OR THE ELDERLY IN A VEHICLE...EVEN WITH THE WINDOWS DOWN AS  TEMPERATURES CAN CLIMB TO LIFE-THREATENING LEVELS WITHIN MINUTES.    $$    GOMBERG

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