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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Fire Weather Warning
CAZ254-288-261630-
/O.NEW.KLOX.FW.W.0002.170626T1600Z-170627T0400Z/
Los Angeles County Mountains / Angeles National Forest-
Santa Clarita Valley-
837 PM PDT Sun Jun 25 2017

...RED FLAG WARNING IN EFFECT FROM 9 AM TO 9 PM PDT MONDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR THE LOS ANGELES COUNTY
MOUNTAINS AND SANTA CLARITA VALLEY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE LOS
ANGELES COUNTY MOUNTAINS AND THE SANTA CLARITA VALLEY. THIS
WARNING IS IN EFFECT FROM 9 AM TO 9 PM PDT MONDAY.

* Winds...Southwest winds will increase to 15 to 25 mph with gusts
to 35 mph on Monday morning and remain gusty through Monday
evening. Local southwest winds will increase to 20 to 30 mph
with gusts to 45 mph over the interior foothills into the
Antelope Valley.

* Relative Humidity...Humidities will fall to generally between 6
to 13 percent on Monday and remain below critical humidity
through Monday evening.

* Impacts...If fire ignition occurs, conditions are favorable for
extreme fire behavior which would threaten life and property.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
strong winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$

Fire Weather Warning
CAZ259-261630-
/O.NEW.KLOX.FW.W.0002.170626T1600Z-170627T0400Z/
Antelope Valley-
837 PM PDT Sun Jun 25 2017

...RED FLAG WARNING IN EFFECT FROM 9 AM TO 9 PM PDT MONDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR THE ANTELOPE VALLEY...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE
ANTELOPE VALLEY. THIS WARNING IS IN EFFECT FROM 9 AM to 9 PM PDT
MONDAY.

* Winds...Southwest winds will increase to 15 to 30 mph with gusts
to 40 mph on Monday morning and remain gusty through Monday
evening. Winds may be locally stronger near the foothills of
the Antelope Valley.

* Relative Humidity...Humidities will fall to generally between 3
to 10 percent on Monday and remain below critical humidity
through Monday evening.

* Impacts...If fire ignition occurs, conditions are favorable for
extreme fire behavior which would threaten life and property.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
strong winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$

Heat Advisory
CAZ054-261200-
/O.EXT.KLOX.HT.Y.0002.000000T0000Z-170627T0400Z/
Los Angeles County Mountains excluding the Santa Monica Range-
Including the cities of Acton, Mount Wilson, and Sandberg
849 PM PDT Sun Jun 25 2017

...HEAT ADVISORY NOW IN EFFECT UNTIL 9 PM PDT MONDAY...

* TEMPERATURES...Max temperatures will range from the lower 90s to
around 103 degrees across lower elevations Monday.

* IMPACTS...The very high temperatures will create a dangerous
situation in which there is an increased threat of heat
related illnesses. Temperatures inside vehicles, even if the
windows are partially open, can quickly rise to life-
threatening levels. The extended heat wave will also bring
elevated fire danger through the weekend.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Heat Advisory means that a period of hot temperatures is
expected. The combination of hot temperatures and high humidity
will combine to create a situation in which heat illnesses are
possible. Drink plenty of fluids, stay in an air-conditioned
room, stay out of the sun, and check up on relatives and
neighbors.

&&

$$

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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