Los Angeles County, California
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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
CAZ044-045-088-547-221300-
/O.CON.KLOX.EH.W.0006.171023T1700Z-171025T0300Z/
/O.CON.KLOX.WI.Y.0068.000000T0000Z-171022T2100Z/
Ventura County Interior Valleys-Ventura County Coastal Valleys-
Santa Clarita Valley-Los Angeles County San Fernando Valley-
Including the cities of Santa Paula, Fillmore, Ojai, Piru,
Thousand Oaks, Simi Valley, Moorpark, Newbury Park,
Santa Clarita, Newhall, Valencia, Woodland Hills, Northridge,
Burbank, and Universal City
908 PM PDT Sat Oct 21 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PDT SUNDAY...
...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM MONDAY TO
8 PM PDT TUESDAY...

* TEMPERATURES...100-106 degrees on Monday and Tuesday.
Overnight lows in the 70s and possibly lower 80s in the
foothills.

* WINDS...Northeast 15 to 25 mph with gusts to 40 mph through
early Sunday afternoon.

* Impacts...The very high temperatures create a dangerous
situation in which heat illnesses are possible. Temperatures
inside vehicles, even if the windows are partially open, can
quickly rise to life-threatening levels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take extra precautions Monday through Tuesday 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.

Never, ever, leave people or pets in enclosed vehicles, even for
a short period of time.

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.

When driving, use extra caution. Be prepared for sudden gusty
cross winds.

&&

$$

Excessive Heat Warning
CAZ087-221300-
/O.CON.KLOX.EH.W.0006.171023T1700Z-171025T0300Z/
Catalina and Santa Barbara Islands-
Including the city of Avalon
908 PM PDT Sat Oct 21 2017

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM MONDAY TO
8 PM PDT TUESDAY...

* TEMPERATURE...90 to 100 degrees on Monday and Tuesday.

* IMPACTS...The very high temperatures create a dangerous
situation in which heat illnesses are possible. Temperatures
inside vehicles, even if the windows are partially open, can
quickly rise to life-threatening levels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take extra precautions Monday and Tuesday 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
CAZ040-041-046-548-221300-
/O.CON.KLOX.EH.W.0006.171023T1700Z-171025T0300Z/
Ventura County Coast-
Los Angeles County Coast including Downtown Los Angeles-
Santa Monica Mountains Recreational Area-
Los Angeles County San Gabriel Valley-
Including the cities of Ventura, Oxnard, Camarillo, Malibu,
Santa Monica, Beverly Hills, Hollywood, Long Beach, Pasadena,
San Gabriel, and Pomona
908 PM PDT Sat Oct 21 2017

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM MONDAY TO
8 PM PDT TUESDAY...

* TEMPERATURES...100-106 degrees on Monday and Tuesday.
Overnight lows in the 70s. Isolated lower 80s possible in the
foothills.

* Impacts...The very high temperatures create a dangerous
situation in which heat illnesses are possible. Temperatures
inside vehicles, even if the windows are partially open, can
quickly rise to life-threatening levels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take extra precautions Monday through Tuesday 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.

Never, ever, leave people or pets in enclosed vehicles, even for
a short period of time.

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
CAZ548-221730-
/O.CON.KLOX.FW.W.0008.171022T1300Z-171025T0100Z/
Los Angeles County San Gabriel Valley-
404 PM PDT Sat Oct 21 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM SUNDAY TO 6 PM
PDT TUESDAY FOR GUSTY NORTHEAST WINDS AND LOW RELATIVE HUMIDITY
FOR THE FOOTHILLS OF THE SAN GABRIEL VALLEY...

* Winds...Northeast winds 10 to 20 mph with gusts to 30 mph in
the foothills on Sunday, increasing to 15 to 25 mph with gusts
to 40 mph Monday through Tuesday.

* Relative Humidity...Minimum values 8 to 15 percent on Sunday,
lowering to 5 to 10 percent Monday and Tuesday.

* Temperatures...Max temperatures 90 to 97 degrees on Sunday,
rising to between 98 and 105 degrees Monday into Tuesday. Very
warm overnight low temperatures in the foothills and wind prone
areas...remaining 75 to 80 degrees in warmest locations.

* Impacts...If fire ignition occurs, there will be the potential
for very rapid spread of wildfire with long range spotting and
extreme fire behavior that could lead to a threat to life and
property.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are expected. A combination of gusty winds...very low relative
humidity...and hot temperatures can contribute to extreme fire
behavior. Use extreme caution when using potential fire ignition
sources.

&&

$$

Fire Weather Warning
CAZ240-241-221730-
/O.CON.KLOX.FW.W.0008.171022T1300Z-171025T0100Z/
Ventura County Coast-
Los Angeles County Coast including Downtown Los Angeles-
404 PM PDT Sat Oct 21 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM SUNDAY TO 6 PM
PDT TUESDAY FOR GUSTY NORTHEAST WINDS AND LOW RELATIVE HUMIDITY
FOR THE VENTURA COUNTY COAST AND LOS ANGELES COUNTY COAST FROM
MALIBU TO HOLLYWOOD HILLS...

* Winds...Northeast winds 10 to 20 mph with gusts to 30 mph on
Sunday from the Ventura County Coast extending eastward to
Malibu and Hollywood Hills. Winds increasing to 15 to 30 mph
with gusts to 35 to 45 mph Monday through Tuesday. Strongest
winds on Tuesday.

* Relative Humidity...Minimum values 8 to 18 percent Sunday,
lowering to between 5 and 12 percent Monday through Tuesday.
Very poor humidity recoveries expected each night in the
foothills and wind prone areas.

* Temperatures...Max temperatures 84 to 94 degrees on Sunday,
rising to between 95 and 105 degrees Monday into Tuesday. Very
warm overnight low temperatures in the foothills and wind prone
areas...remaining in the 70s in warmest locations.

* Impacts...If fire ignition occurs, there will be the potential
for very rapid spread of wildfire with long range spotting and
extreme fire behavior that could lead to a threat to life and
property.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are expected. A combination of gusty winds...very low relative
humidity...and hot temperatures can contribute to extreme fire
behavior. Use extreme caution when using potential fire ignition
sources.

&&

$$

Fire Weather Warning
CAZ244>246-221730-
/O.CON.KLOX.FW.W.0008.171022T1300Z-171025T0100Z/
Ventura County Interior Valleys-Ventura County Coastal Valleys-
Santa Monica Mountains Recreational Area-
404 PM PDT Sat Oct 21 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM SUNDAY TO 6 PM
PDT TUESDAY FOR GUSTY NORTHEAST WINDS AND LOW RELATIVE HUMIDITY
FOR THE VENTURA COUNTY VALLEYS AND SANTA MONICA MOUNTAINS...

* Winds...Areas of north to northeast winds 15 to 25 mph with
gusts 30 to 40 mph through tonight...increasing to 20 to 35 mph
with gusts 40 to 50 mph Monday through Tuesday. Isolated gusts
to 60 mph on Tuesday across the western portions of the Santa
Monicas and eastern foothills of Ventura County.

* Relative Humidity...Minimum values 8 to 15 percent on Sunday,
lowering to between 5 and 12 percent Monday through Tuesday.
Very poor humidity recoveries expected each night in the
foothills and wind prone areas.

* Temperatures...Max temperatures 88 to 96 degrees on Sunday,
rising to between 95 and 103 degrees Monday into Tuesday. Very
warm overnight low temperatures in the foothills and wind prone
areas...remaining 75 to 80 degrees in warmest locations.

* Impacts...If fire ignition occurs, there will be the potential
for very rapid spread of wildfire with long range spotting and
extreme fire behavior that could lead to a threat to life and
property.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are expected. A combination of gusty winds...low relative
humidity...and hot temperatures can contribute to extreme fire
behavior. Use extreme caution when using potential fire ignition
sources.

&&

$$

Fire Weather Warning
CAZ288-221730-
/O.CON.KLOX.FW.W.0008.000000T0000Z-171025T0100Z/
Santa Clarita Valley-
404 PM PDT Sat Oct 21 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT TUESDAY FOR
GUSTY NORTH TO NORTHEAST WINDS AND LOW RELATIVE HUMIDITY FOR THE
SANTA CLARITA VALLEY...

* Winds...North to northeast winds 15 to 25 mph with gusts 30 to
40 mph today...increasing to 20 to 30 mph with gusts 40 to 50
mph Monday through Tuesday. Strongest winds on Tuesday.

* Relative Humidity...Minimum values 10 to 15 percent through
Sunday, lowering to between 8 and 12 percent Monday through
Tuesday. Very poor humidity recoveries expected each night in
the foothills and wind prone areas.

* Temperatures...Max temperatures in the upper 80s Sunday rising
into the lower to mid 90s Monday through Tuesday. Very warm
overnight low temperatures in the foothills and wind prone
areas.

* Impacts...If fire ignition occurs, there will be the potential
for very rapid spread of wildfire with long range spotting and
extreme fire behavior that could lead to a threat to life and
property.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are expected. A combination of gusty winds...very low relative
humidity...and hot temperatures can contribute to extreme fire
behavior. Use extreme caution when using potential fire ignition
sources.

&&

$$

Fire Weather Warning
CAZ253-254-221730-
/O.CON.KLOX.FW.W.0008.000000T0000Z-171025T0100Z/
Ventura County Mountains / Los Padres National Forest-
Los Angeles County Mountains / Angeles National Forest-
404 PM PDT Sat Oct 21 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT TUESDAY FOR
GUSTY NORTH TO NORTHEAST WINDS AND LOW RELATIVE HUMIDITY FOR THE
MOUNTAINS OF LOS ANGELES AND VENTURA COUNTIES...

* Winds...Areas of north to northeast winds 15 to 30 mph with
gusts 35 to 45 mph through Sunday...except isolated gusts to
around 50 mph near Whitaker Peak. For Monday through
Tuesday...northeast winds 20 to 35 mph with gusts 40 to 50 mph
through passes and canyons...except isolated gusts 50 to 60 mph
on Tuesday in wind favored locations.

* Relative Humidity...Minimum values 12 to 20 percent today,
lowering to between 7 and 15 percent Sunday through Tuesday.
Very poor humidity recoveries expected each night.

* Temperatures...Max temperatures in the 80s Sunday through
Tuesday across lower elevations. Very warm overnight lows in
the foothills.

* Impacts...If fire ignition occurs, there will be the potential
for very rapid spread of wildfire with long range spotting and
extreme fire behavior that could lead to a threat to life and
property.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are expected. A combination of gusty winds...very low relative
humidity...and warm temperatures can contribute to extreme fire
behavior. Use extreme caution when using potential fire ignition
sources.

&&

$$

Fire Weather Warning
CAZ547-221730-
/O.CON.KLOX.FW.W.0008.171022T1300Z-171025T0100Z/
Los Angeles County San Fernando Valley-
404 PM PDT Sat Oct 21 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM SUNDAY TO 6 PM
PDT TUESDAY FOR GUSTY NORTHEAST WINDS AND LOW RELATIVE HUMIDITY
FOR THE SAN FERNANDO VALLEY...

* Winds...Areas of north to northeast winds 15 to 25 mph with
gusts to 35 mph on Sunday...increasing to 15 to 30 mph with
gusts 40 to 50 mph Monday through Tuesday...mainly western and
northern portions. Strongest winds on Tuesday.

* Relative Humidity...Minimum values 8 to 15 percent on Sunday,
lowering to between 5 and 12 percent Monday through Tuesday.
Very poor humidity recoveries expected each night in the
foothills and wind prone areas.

* Temperatures...Max temperatures 90 to 98 degrees on Sunday,
rising to between 95 and 103 degrees Monday into Tuesday. Very
warm overnight low temperatures in the foothills and wind prone
areas...remaining 75 to 80 degrees in warmest locations.

* Impacts...If fire ignition occurs, there will be the potential
for very rapid spread of wildfire with long range spotting and
extreme fire behavior that could lead to a threat to life and
property.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are expected. A combination of gusty winds...low relative
humidity...and hot temperatures can contribute to extreme fire
behavior. Use extreme caution when using potential fire ignition
sources.

&&

$$

Wind Advisory
CAZ044-045-088-547-221300-
/O.CON.KLOX.EH.W.0006.171023T1700Z-171025T0300Z/
/O.CON.KLOX.WI.Y.0068.000000T0000Z-171022T2100Z/
Ventura County Interior Valleys-Ventura County Coastal Valleys-
Santa Clarita Valley-Los Angeles County San Fernando Valley-
Including the cities of Santa Paula, Fillmore, Ojai, Piru,
Thousand Oaks, Simi Valley, Moorpark, Newbury Park,
Santa Clarita, Newhall, Valencia, Woodland Hills, Northridge,
Burbank, and Universal City
908 PM PDT Sat Oct 21 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PDT SUNDAY...
...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM MONDAY TO
8 PM PDT TUESDAY...

* TEMPERATURES...100-106 degrees on Monday and Tuesday.
Overnight lows in the 70s and possibly lower 80s in the
foothills.

* WINDS...Northeast 15 to 25 mph with gusts to 40 mph through
early Sunday afternoon.

* Impacts...The very high temperatures create a dangerous
situation in which heat illnesses are possible. Temperatures
inside vehicles, even if the windows are partially open, can
quickly rise to life-threatening levels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take extra precautions Monday through Tuesday 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.

Never, ever, leave people or pets in enclosed vehicles, even for
a short period of time.

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.

When driving, use extra caution. Be prepared for sudden gusty
cross winds.

&&

$$

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