Los Angeles County, California
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Watch/Warnings
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: Los Angeles County, California
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Excessive Heat Warning
CAZ046-162300-
/O.CON.KLOX.EH.W.0002.000000T0000Z-140917T0200Z/
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
INCLUDING THE CITY OF...TOPANGA
754 AM PDT TUE SEP 16 2014

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING...

* HEAT INDEX...HEAT INDEX VALUES BETWEEN 102 AND 110 DEGREES ARE
EXPECTED LATE THIS MORNING THROUGH THE EARLY EVENING HOURS
HEAT INDEX VALUES REPRESENT HOW HOT IT REALLY FEELS WHEN
RELATIVE HUMIDITY IS FACTORED IN WITH ACTUAL AIR TEMPERATURE.

* IMPACTS...THE COMBINATION OF HEAT AND HUMIDITY WILL CREATE A
DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE...
ESPECIALLY FOR THE ELDERLY AND YOUTH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

NEVER...EVER...LEAVE PEOPLE OR PETS IN ENCLOSED VEHICLES...EVEN
FOR A SHORT PERIOD OF TIME WITH THE WINDOWS CRACKED OPEN.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY - CALL 911.

&&

$$

Excessive Heat Warning
CAZ044-045-088-547-548-162300-
/O.CON.KLOX.EH.W.0002.000000T0000Z-140917T0200Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA CLARITA VALLEY-LOS ANGELES COUNTY SAN FERNANDO VALLEY-
LOS ANGELES COUNTY SAN GABRIEL VALLEY-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...NEWBURY PARK...MOORPARK...SIMI VALLEY...
SANTA CLARITA...NEWHALL...VALENCIA...WOODLAND HILLS...
NORTHRIDGE...BURBANK...UNIVERSAL CITY...PASADENA...SAN GABRIEL...
POMONA
754 AM PDT TUE SEP 16 2014

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING...

* HEAT INDEX...HEAT INDEX VALUES BETWEEN 105 AND 110 DEGREES ARE
EXPECTED LATE THIS MORNING THROUGH EARLY EVENING. HEAT INDEX
VALUES REPRESENT HOW HOT IT REALLY FEELS WHEN RELATIVE
HUMIDITY IS FACTORED IN WITH ACTUAL AIR TEMPERATURE.

* IMPACTS...THE COMBINATION OF HEAT AND HUMIDITY WILL CREATE A
DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE...
ESPECIALLY FOR THE ELDERLY AND YOUTH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

NEVER...EVER...LEAVE PEOPLE OR PETS IN ENCLOSED VEHICLES...EVEN
FOR A SHORT PERIOD OF TIME WITH THE WINDOWS CRACKED OPEN.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY - CALL 911.

&&

$$

Fire Weather Warning
CAZ254-162300-
/O.CON.KLOX.FW.W.0009.000000T0000Z-140917T0400Z/
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
1009 AM PDT TUE SEP 16 2014

...RED FLAG WARNING IN EFFECT UNTIL 9 PM THIS EVENING FOR THE LOS
ANGELES COUNTY MOUNTAINS AND ADJACENT FOOTHILLS DUE TO VERY HOT
AND UNSTABLE CONDITIONS WITH POTENTIAL FOR ISOLATED DRY LIGHTNING
STRIKES AND GUSTY ERRATIC WINDS NEAR THUNDERSTORMS...

* TEMPERATURES...HIGHS GENERALLY BETWEEN 95 AND 105 DEGREES.
OVERNIGHT LOWS IN THE 70S TO LOWER 80S ACROSS LOWER ELEVATIONS.

* RELATIVE HUMIDITY...MINIMUM HUMIDITY 15 TO 25 PERCENT TODAY. POOR
OVERNIGHT RECOVERIES IN THE MOUNTAINS AND ADJACENT FOOTHILLS.

* THUNDERSTORMS...SLIGHT CHANCE OF THUNDERSTORMS THIS AFTERNOON
AND EVENING WITH POTENTIAL FOR ISOLATED DRY LIGHTNING STRIKES
AND GUSTY ERRATIC WINDS.

* FIRE BEHAVIOR...ANY FIRE IGNITION WILL HAVE THE POTENTIAL FOR
LARGE PLUME DOMINATED GROWTH OVER THE MOUNTAINS DUE TO HOT AND
UNSTABLE CONDITIONS...MODERATELY LOW HUMIDITIES NEAR THE SURFACE
AND EXTREMELY DRY FUELS.

* IMPACTS...IF FIRE IGNITION OCCURS...THERE COULD BE RAPID
SPREAD OF WILDFIRE THAT WOULD LEAD TO A THREAT TO LIFE AND
PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EXPECTED. THIS IN COMBINATION WITH VERY DRY FUELS COULD
CREATE EXTREME FIRE DANGER AND/OR FIRE BEHAVIOR.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

&&

$$

National Weather Service

Providing "weather, water cycle, and climate forecasts and warnings for the United States, its territories, adjacent waters and ocean areas, for the protection of life and property and the enhancement of the national economy."
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High Surf Advisory
Hydrologic Statement
Rip Current Statement
Severe Thunderstorm Warning
Special Weather Statement
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