Sunday, September 30, 2012

[californiadisasters] California Special Weather Statements (9/30/12-PM)



SPECIAL WEATHER STATEMENT  NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD CA  340 PM PDT SUN SEP 30 2012    CAZ089>099-011100-  WEST CENTRAL SAN JOAQUIN VALLEY-EAST CENTRAL SAN JOAQUIN VALLEY-  SOUTHWESTERN SAN JOAQUIN VALLEY-SOUTHEASTERN SAN JOAQUIN VALLEY-  MARIPOSA MADERA AND FRESNO COUNTY FOOTHILLS-  TULARE COUNTY FOOTHILLS-KERN COUNTY MOUNTAINS-  SIERRA NEVADA FROM YOSEMITE TO KINGS CANYON-  TULARE COUNTY MOUNTAINS-INDIAN WELLS VALLEY-  SOUTHEASTERN KERN COUNTY DESERT-  340 PM PDT SUN SEP 30 2012    ...RECORD TEMPERATURES POSSIBLE THROUGH TUESDAY...    A STRONG UPPER LEVEL HIGH PRESSURE AREA REMAIN OVER CALIFORNIA  THROUGH MONDAY. THIS WILL COMBINE WITH AN INCREASING OFFSHORE FLOW  NEAR THE SURFACE TO PUSH TEMPERATURES TO RECORD OR NEAR RECORD  LEVELS ACROSS THE CENTRAL CALIFORNIA INTERIOR.    ON MONDAY...THE OFFSHORE FLOW WILL STRENGTHEN AND TEMPERATURES IN  THE SAN JOAQUIN VALLEY AND THE SURROUNDING FOOTHILLS ARE EXPECTED  TO RANGE FROM 98 TO 105 DEGREES. THE HOT WEATHER IS EXPECTED TO  PERSIST THROUGH TUESDAY...THEN LOWER A COUPLE OF DEGREES  WEDNESDAY.    EVEN IN THE MOUNTAINS HIGH TEMPERATURES WILL BE SUMMER LIKE...AND  RANGE FROM THE LOWER TO MID 90S AT 4000 FEET...TO THE MID 70S TO  MID 80S AT 8000 FEET.    NIGHTTIME TEMPERATURES IN THE LARGER CITIES COULD ALSO BE CLOSE TO  RECORD HIGH MINIMUMS. HOWEVER WITH A DRY AIRMASS IN PLACE AND  LONGER NIGHTS...MOST VALLEY AND LOWER FOOTHILL TEMPERATURES SHOULD  DROP INTO THE 60S AT NIGHT.    IT WILL NOT BE QUITE AS HOT THE LATTER HALF OF THE WEEK AS THE HIGH  PRESSURE AREA BEGINS TO WEAKEN...BUT IT STILL COULD BE WELL ABOVE  NORMAL.    $$    SANGER    WEATHER.GOV/HANFORD

SPECIAL WEATHER STATEMENT  NATIONAL WEATHER SERVICE SACRAMENTO CA  257 PM PDT SUN SEP 30 2012    CAZ013>019-063-064-066>069-011300-  SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-  BURNEY BASIN / EASTERN SHASTA COUNTY-NORTHERN SACRAMENTO VALLEY-  CENTRAL SACRAMENTO VALLEY-SOUTHERN SACRAMENTO VALLEY-  CARQUINEZ STRAIT AND DELTA-NORTHERN SAN JOAQUIN VALLEY-  MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY-  CLEAR LAKE/SOUTHERN LAKE COUNTY-  NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-MOTHERLODE-  WESTERN PLUMAS COUNTY/LASSEN PARK-  WEST SLOPE NORTHERN SIERRA NEVADA-  257 PM PDT SUN SEP 30 2012    ...HOT WEATHER FOR NORTHERN CALIFORNIA CONTINUES NEXT WEEK...    STRONG HIGH PRESSURE WILL REMAIN OVER NORTHERN CALIFORNIA RESULTING  IN ABOVE NORMAL TEMPERATURES THROUGH THE COMING WEEK.    HOTTER TEMPERATURES STARTED TODAY AND WILL CONTINUE INTO AT LEAST  TUESDAY. HIGHS IN THE CENTRAL VALLEY AND DELTA ARE EXPECTED TO  RANGE FROM 95 TO 105 THROUGH TUESDAY WITH MID 70S TO 80S FOR THE  HIGHER MOUNTAINS. OVERNIGHT MINIMUM TEMPERATURES IN THE CENTRAL  VALLEY WILL BE IN THE UPPER 50S TO MID 60S. LOWS IN THE MOUNTAINS  WILL RANGE FROM THE 40S TO 60S WITH WARMER FOOTHILLS LOCATIONS  SEEING MINIMUMS ONLY IN THE LOW TO MID 70S.    TEMPERATURES WILL GRADUALLY COOL WEDNESDAY INTO THE WEEKEND BUT WILL  STILL REMAIN ABOVE SEASONAL NORMALS.    HOT WEATHER SAFETY TIPS...    1. DRINK PLENTY OF WATER.  2. AVOID STRENUOUS ACTIVITY DURING THE HOTTEST PART OF THE DAY.  3. NEVER LEAVE CHILDREN OR PETS UNATTENDED IN A VEHICLE.  4. WEAR LIGHT WEIGHT AND LIGHT COLORED CLOTHING.    $$

SPECIAL WEATHER STATEMENT  NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA  1259 PM PDT SUN SEP 30 2012    CAZ034>041-044>046-051>054-059-087-088-547-548-012300-  SAN LUIS OBISPO COUNTY CENTRAL COAST-  SANTA BARBARA COUNTY CENTRAL COAST-SANTA YNEZ VALLEY-  SAN LUIS OBISPO COUNTY INTERIOR VALLEYS-CUYAMA VALLEY-  SANTA BARBARA COUNTY SOUTH COAST-VENTURA COUNTY COAST-  LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-  VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-  SANTA MONICA MOUNTAINS RECREATIONAL AREA-  SAN LUIS OBISPO COUNTY MOUNTAINS-SANTA BARBARA COUNTY MOUNTAINS-  VENTURA COUNTY MOUNTAINS-  LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-  ANTELOPE VALLEY-CATALINA ISLAND-SANTA CLARITA VALLEY-  LOS ANGELES COUNTY SAN FERNANDO VALLEY-  LOS ANGELES COUNTY SAN GABRIEL VALLEY-  1259 PM PDT SUN SEP 30 2012    ...HOT AND DRY AND GUSTY CONDITIONS WITH ELEVATED FIRE DANGER     ACROSS SOUTHWEST CALIFORNIA THROUGH TUESDAY...    RECORD HIGH TEMPERATURES ARE LIKELY ACROSS THE AREA MONDAY. HIGH  PRESSURE WILL CONTINUE TO BUILD OVER THE GREAT BASIN THROUGH MONDAY  AND DRY OFFSHORE WINDS WILL WARM TEMPERATURES TO 100 TO 108 IN THE  VALLEYS AND TO THE 90S ALONG THE COAST. DOWNTOWN LOS ANGELES WILL  LIKELY REACH 100 DEGREES MONDAY AFTERNOON. THE OFFSHORE WINDS WILL  DIMINISH MONDAY NIGHT THOUGH A STRONG AREA OF HIGH PRESSURE WILL  PERSIST OVER THE AREA THROUGH THE WEEK AND TEMPERATURES WILL LIKELY  CONTINUE 10 TO 15 DEGREES ABOVE NORMAL A SHORT DISTANCE AWAY FROM  THE COAST. ONSHORE WINDS WILL LIKELY MODERATE THE COASTAL  TEMPERATURES WHERE THE CENTRAL COAST WILL COOL SEVERAL DEGREES BELOW  NORMAL BY WEDNESDAY AND THE VENTURA AND LOS ANGELES COASTS WILL COOL  BELOW NORMAL BY FRIDAY.    A RED FLAG WARNING IS IN EFFECT FOR MONDAY THROUGH TUESDAY FOR THE  VENTURA AND LOS ANGELES COUNTY MOUNTAINS AS WELL AS FOR SANTA  CLARITA VALLEY. CRITICAL FIRE WEATHER CONDITIONS WILL DEVELOP EARLY  MONDAY MORNING AS OFFSHORE WINDS COMBINE WITH WIDESPREAD SINGLE  DIGIT HUMIDITIES AND RECORD LOW VEGETATION MOISTURE. THE CRITICAL  FIRE WEATHER CONDITIONS WILL MODERATE SOMEWHAT MONDAY AS WEAKER  OFFSHORE WINDS ARE EXPECTED...BUT THE DANGER WILL LIKELY REMAIN HIGH  AS THE ONSHORE WINDS DEVELOP AND INCREASE BEFORE THE HUMIDITY CAN  RECOVER EARLY TUESDAY AFTERNOON.    PEOPLE PLANNING TO BE OUTDOORS OR THOSE WITHOUT AIR CONDITIONING  SHOULD REVIEW 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 WHICH IS  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.    $$

SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN DIEGO CA 1118 AM PDT SUN SEP 30 2012 CAZ042-043-048-050-055>058-060>062-011300- ORANGE COUNTY COASTAL AREAS-SAN DIEGO COUNTY COASTAL AREAS- SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE- SAN DIEGO COUNTY VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS- RIVERSIDE COUNTY MOUNTAINS-SANTA ANA MOUNTAINS AND FOOTHILLS- SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS- COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS- 1118 AM PDT SUN SEP 30 2012 ...HOT AND DRY WEATHER THROUGH TUESDAY... HIGH PRESSURE ALOFT OVER CALIFORNIA WILL BRING HOT DAYS THROUGH TUESDAY WITH WEAK OFFSHORE FLOW BRINGING THE HOTTEST WEATHER ON MONDAY. SLIGHTLY COOLER ON TUESDAY AS ANY OFFSHORE FLOW WEAKENS AND WEAK ONSHORE FLOW BRINGS SLIGHT COOLING WEST OF THE MOUNTAINS. HIGH TEMPERATURES FOR MONDAY: BEACHES AND LOWER ELEVATIONS NEAR THE COAST..............85 TO 92. INLAND COASTAL AREAS AND HIGHER TERRAIN NEAR THE COAST...92 TO 100. INLAND VALLEYS..........................................100 TO 108. MOUNTAINS BELOW 6000 FEET................................85 TO 103. MOUNTAINS ABOVE 6000 FEET................................70 TO 90. UPPER DESERTS............................................95 TO 102. LOWER DESERTS...........................................106 TO 112. EXCEPT NEAR THE IMMEDIATE COAST...THE DRY ATMOSPHERE WILL RESULT IN HEAT INDEX VALUES 5 TO 10 DEGREES BELOW THE AIR TEMPERATURE. SLOW COOLING IS EXPECTED TO BEGIN TUESDAY AND EXTEND INTO NEXT WEEKEND AS HIGH PRESSURE ALOFT WEAKENS AND ONSHORE FLOW RETURNS. PERSONS PLANNING TO BE OUTSIDE IN THE HEAT DURING THE LATE MORNING AND AFTERNOON HOURS SHOULD STAY HYDRATED AND KNOW THE SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. DRINK PLENTY OF NON-ALCOHOLIC AND NON-DECAFFEINATED FLUIDS AND AVOID STRENUOUS OUTDOOR ACTIVITY IF POSSIBLE. $$ JAD

SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 848 PM PDT SUN SEP 30 2012 CAZ006-505>513-516>518-528>530-012200- 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- SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO- SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST- MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING PINNACLES NATIONAL MONUMENT- NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY- NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST- 848 PM PDT SUN SEP 30 2012 ...HOT AND DRY WEATHER FORECAST FOR MUCH OF THE SAN FRANCISCO BAY AREA AND MONTEREY BAY AREA THROUGH TUESDAY... A STRONG RIDGE OF HIGH PRESSURE OVER NORTHERN CALIFORNIA WILL PRODUCE VERY WARM AND DRY WEATHER ACROSS MUCH OF THE REGION THROUGH TUESDAY. THE WARMEST DAY IS EXPECTED TO BE MONDAY WHEN HIGH TEMPERATURES WILL EXCEED 100 DEGREES IN SOME OF THE WARMEST INLAND VALLEYS. ALTHOUGH INLAND AREAS WILL EXPERIENCE VERY WARM TO HOT CONDITIONS OVER THE NEXT TWO DAYS...THERE SHOULD BE SUFFICIENT OVERNIGHT COOLING EACH NIGHT TO REDUCE THE OPPRESSIVE NATURE OF THIS HEAT EVENT. NONETHELESS...THOSE PLANNING OUTDOOR ACTIVITIES DURING THE WARMEST PART OF THE DAY SHOULD BE PREPARED FOR HOT WEATHER. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING AND DRINK PLENTY OF WATER. IN ADDITION...DO NOT LEAVE CHILDREN OR PETS UNATTENDED IN VEHICLES. A COOLING TREND WILL BEGIN ON TUESDAY EVENING WHEN HIGH PRESSURE WEAKENS AND STRONGER ONSHORE FLOW DEVELOPS. MUCH COOLER WEATHER IS FORECAST FOR ALL AREAS BY THE END OF THE WEEK. $$

Source: http://forecast.weather.gov/wwamap/wwatxtget.php?cwa=usa&wwa=Special%20Weather%20Statement


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