Los Angeles County, California
To view the watches and warnings information that we have available you will need to select your city, county, or state first.
Enter City, State or Zip Code to Select a Location from the List
Watch/Warnings
Click to view enlarged map

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
« View county list

Excessive Heat Warning
CAZ044>046-547-548-232345-
/O.CON.KLOX.EH.W.0003.000000T0000Z-160724T0300Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
LOS ANGELES COUNTY SAN GABRIEL VALLEY-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...SIMI VALLEY...MOORPARK...NEWBURY PARK...
WOODLAND HILLS...NORTHRIDGE...BURBANK...UNIVERSAL CITY...
PASADENA...SAN GABRIEL...POMONA
843 AM PDT SAT JUL 23 2016

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...

* HEAT...HIGH TEMPERATURES BETWEEN 100 AND 110 DEGREES WILL BE
COMMON TODAY...WITH HEAT INDEX VALUES NEAR 105 DEGREES AT TIMES.

* IMPACTS...DANGEROUS HEAT-RELATED ILLNESS IS POSSIBLE...
ESPECIALLY FOR SENSITIVE POPULATIONS...THOSE CONDUCTING
OUTDOOR ACTIVITIES...AND PEOPLE WITHOUT ACCESS TO AIR
CONDITIONING. ELECTRICITY DEMANDS WILL BE HIGH AND POWER
OUTAGES ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

NEVER...EVER...LEAVE PEOPLE OR PETS IN ENCLOSED VEHICLES...EVEN
FOR A SHORT PERIOD OF TIME.

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
CAZ088-232345-
/O.EXP.KLOX.WI.Y.0062.000000T0000Z-160723T1600Z/
/O.CON.KLOX.EH.W.0003.000000T0000Z-160724T0300Z/
SANTA CLARITA VALLEY-
INCLUDING THE CITIES OF...SANTA CLARITA...NEWHALL...VALENCIA
843 AM PDT SAT JUL 23 2016

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...
...WIND ADVISORY WILL EXPIRE AT 9 AM PDT THIS MORNING...

* HEAT...HIGH TEMPERATURES BETWEEN 108 AND 112 DEGREES WILL BE
COMMON TODAY...WITH HEAT INDEX VALUES NEAR 105 DEGREES.

* IMPACTS...DANGEROUS HEAT-RELATED ILLNESS IS POSSIBLE...
ESPECIALLY FOR SENSITIVE POPULATIONS...THOSE CONDUCTING OUTDOOR
ACTIVITIES...AND PEOPLE WITHOUT ACCESS TO AIR CONDITIONING.
ELECTRICITY DEMANDS WILL BE HIGH AND POWER OUTAGES ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

NEVER...EVER...LEAVE PEOPLE OR PETS IN ENCLOSED VEHICLES...EVEN
FOR A SHORT PERIOD OF TIME.

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
CAZ053-054-232345-
/O.EXP.KLOX.WI.Y.0062.000000T0000Z-160723T1600Z/
/O.CON.KLOX.EH.W.0003.000000T0000Z-160724T0300Z/
VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
843 AM PDT SAT JUL 23 2016

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...
...WIND ADVISORY WILL EXPIRE AT 9 AM PDT THIS MORNING...

* HEAT...HIGH TEMPERATURES BETWEEN 100 AND 108 DEGREES WILL BE
COMMON IN THE LOWER ELEVATIONS TODAY...WITH HEAT INDEX VALUES
NEAR 100 DEGREES AT TIMES.

* WINDS...LOCAL NORTH WINDS GUSTING TO OVER 40 MPH AT TIMES WILL
LINGER ALONG THE INTERSTATE 5 CORRIDOR THIS MORNING.
OTHERWISE...WINDS HAVE DIMINISHED BELOW ADVISORY LEVELS.

* IMPACTS...DANGEROUS HEAT-RELATED ILLNESS IS POSSIBLE...
ESPECIALLY FOR SENSITIVE POPULATIONS...THOSE CONDUCTING OUTDOOR
ACTIVITIES...AND PEOPLE WITHOUT ACCESS TO AIR CONDITIONING.
ELECTRICITY DEMANDS WILL BE HIGH AND POWER OUTAGES ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

NEVER...EVER...LEAVE PEOPLE OR PETS IN ENCLOSED VEHICLES...EVEN
FOR A SHORT PERIOD OF TIME.

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
CAZ259-288-232300-
/O.CON.KLOX.FW.W.0005.000000T0000Z-160724T0700Z/
ANTELOPE VALLEY-SANTA CLARITA VALLEY-
1009 AM PDT SAT JUL 23 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT
FOR GUSTY WINDS...VERY LOW RELATIVE HUMIDITY...AND HOT
TEMPERATURES FOR THE SANTA CLARITA VALLEY AND ANTELOPE VALLEY...

* WINDS...FOR THE ANTELOPE VALLEY...WEST WINDS WILL INCREASE TO 15
TO 25 MPH WITH GUSTS TO 35 MPH IN THE AFTERNOON AND EVENING. FOR
THE SANTA CLARITA VALLEY...LIGHT NORTHERLY WINDS THIS MORNING
WILL BECOME SOUTH TO SOUTHWEST 10 TO 15 MPH WITH GUSTS TO 25
MPH THIS AFTERNOON AND EVENING.

* RELATIVE HUMIDITY...MINIMUM HUMIDITIES 3 TO 8 PERCENT TODAY.

* TEMPERATURES...MAX TEMPERATURES OF 105 TO 110 DEGREES TODAY.

* 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 WILL CREATE
EXTREME FIRE DANGER AND/OR FIRE BEHAVIOR.

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

&&

$$

Fire Weather Warning
CAZ253-254-232300-
/O.CON.KLOX.FW.W.0005.000000T0000Z-160724T0700Z/
VENTURA COUNTY MOUNTAINS / LOS PADRES NATIONAL FOREST-
LOS ANGELES COUNTY MOUNTAINS / ANGELES NATIONAL FOREST-
1009 AM PDT SAT JUL 23 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT
FOR GUSTY WINDS...VERY LOW RELATIVE HUMIDITY...AND HOT
TEMPERATURES FOR THE LOS ANGELES AND VENTURA COUNTY MOUNTAINS...

* WINDS...NORTH TO NORTHEAST WINDS 15 TO 25 MPH WITH LOCAL GUSTS
TO 35 MPH THIS MORNING....BECOMING SOUTHWEST TO WEST 10 TO 20
MPH WITH LOCAL GUSTS TO 30 MPH IN THE AFTERNOON.

* RELATIVE HUMIDITY...MINIMUM HUMIDITIES 3 TO 12 PERCENT TODAY.

* TEMPERATURES...MAX TEMPERATURES OF 98 TO 108 DEGREES AT LOW
MOUNTAIN ELEVATIONS TODAY.

* 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 OR OCCURRING. THIS IN COMBINATION WITH VERY DRY
FUELS WILL 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."
Weather Alerts by Type
Air Quality Alert
Coastal Flood Warning
Excessive Heat Warning
Excessive Heat Watch
Fire Weather Warning
Flash Flood Warning
Flash Flood Watch
Flood Advisory
Heat Advisory
High Surf Advisory
High Surf Warning
Lake Wind Advisory
Rip Current Statement
Special Weather Statement
Tropical Storm Warning
Tropical Storm Watch
Additional Severe Weather Maps
Severe Outlook Today
Severe Outlook Today
WSI's Severe Outlook Map displays current Watches, Warnings and Advisories via County Fill colors.
Severe Outlook Tomorrow
Severe Outlook Tomorrow
WSI's Severe Outlook Forecast Map displaying projected Watches, Warnings and Advisories.
THUNDERcast
THUNDERcast
The THUNDERcast map shows areas of probability for regional or national thunderstorms for the current day.
1Km Storm Watch
1Km Storm Watch
The 1Km map allows you to view 1 kilometer (km) resolution radar imagery both nationally and regionally.
Metro Storm Watch
Metro Storm Watch
The Metro map allows you to view 1 kilometer (km) resolution radar imagery.
Advertisements
Track Severe Weather on mobile