weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Extreme Heat Warning


URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
332 AM PDT Fri Jul 31 2026

AZZ001-002-570-571-575-576-CAZ522>527-581-582-NVZ014>017-020-022-025-
026-010015-
/O.CON.KVEF.XH.W.0003.000000T0000Z-260803T0300Z/
Northwest Plateau-Lake Havasu and Fort Mohave-Lake Mead - AZ side-
Lake Mohave - AZ side-Hualapai Mountains-Northwest Deserts-Death
Valley National Park-Western Mojave Desert-Eastern Mojave Desert-
Morongo Basin-Cadiz Basin-San Bernardino County-Upper Colorado
River Valley-Owens Valley South-Owens Valley North-Esmeralda and
Central Nye County-Lincoln County-Northeast Clark County-Western
Clark and Southern Nye County-Las Vegas Valley-Southern Clark
County-Lake Mead - NV side-Lake Mohave - NV side-
Including the cities of Alamo, Bullhead City, Hoover Dam,
Searchlight, Olancha, Kingman, Mountain Pass, Yucca Valley, Needles,
Las Vegas, Moapa, Pahrump, Amargosa Valley, North Las
Vegas, Cal-Nev-Ari, Mt Trumbull, Shoshone, Tuweep, Pipe Spring
National Monument, Western Grand Canyon, Yucca, Mitchell Caverns,
Panaca, Fort Irwin, Desert Hills, Overton, Goldfield, Hualapai Peak,
Hiko, Mesquite, Rachel, Wikieup, Barstow, Laughlin, Vidal Junction,
Pioche, Baker, Lone Pine, Caliente, Dyer, Topock, Bishop, Beatty,
Silver Peak, Golden Valley, Henderson, Morongo Valley, Primm,
Independence, Twentynine Palms, Daggett, Desert Rock, Temple Bar,
Valentine, Indian Springs, Boulder City, Lake Havasu City, Furnace
Creek, South Cove, Dolan Springs, Colorado City, and Stovepipe Wells
332 AM PDT Fri Jul 31 2026 /332 AM MST Fri Jul 31 2026/

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/
SUNDAY...

* WHAT...Dangerously hot conditions with highs 110 to 120 degrees
  across the Mojave Desert. Highs 100 to 110 degrees across most of
  the southern Great Basin and Arizona Strip. Little to no overnight
  relief is expected, particularly in the Mojave Desert where lows of
  80 to 95 degrees are forecast. This will result in Major-to-Extreme
  Heat Risk.

* WHERE...Portions of northwest Arizona, southeast California, and
  south central and southern Nevada.

* WHEN...Until 8 PM PDT /8 PM MST/ Sunday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

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 9 1 1.

Monitor the latest forecasts and warnings for updates.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
204 AM PDT Fri Jul 31 2026

CAZ048-312230-
/O.CON.KSGX.XH.W.0007.000000T0000Z-260803T0300Z/
San Bernardino and Riverside County Valleys-The Inland Empire-
Including the cities of San Bernardino, Riverside, Rancho
Cucamonga, Corona, Ontario, Fontana, and Moreno Valley
204 AM PDT Fri Jul 31 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY...

* WHAT...Dangerously hot conditions with high temperatures in the
  upper 90s to 110 expected.

* WHERE...San Bernardino and Riverside County Valleys-The Inland
  Empire.

* WHEN...Until 8 PM PDT Sunday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
204 AM PDT Fri Jul 31 2026

CAZ050-312230-
/O.CON.KSGX.XH.W.0007.260731T1700Z-260803T0300Z/
San Diego County Valleys-
Including the cities of San Marcos, Santee, El Cajon, La Mesa,
Poway, and Escondido
204 AM PDT Fri Jul 31 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
8 PM PDT SUNDAY...

* WHAT...Dangerously hot conditions with high temperatures in the
  mid 90s in the western valleys to around 105 near the foothills
  expected.

* WHERE...San Diego County Valleys.

* WHEN...From 10 AM this morning to 8 PM PDT Sunday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
204 AM PDT Fri Jul 31 2026

CAZ057-312230-
/O.CON.KSGX.XH.W.0007.260731T1700Z-260803T0300Z/
Santa Ana Mountains and Foothills-
204 AM PDT Fri Jul 31 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
8 PM PDT SUNDAY...

* WHAT...Dangerously hot conditions with high temperatures in the
  90s expected.

* WHERE...Santa Ana Mountains and Foothills.

* WHEN...From 10 AM this morning to 8 PM PDT Sunday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
204 AM PDT Fri Jul 31 2026

CAZ060-312230-
/O.CON.KSGX.XH.W.0007.000000T0000Z-260803T0300Z/
Apple and Lucerne Valleys-
Including the cities of Hesperia, Victorville, Lucerne Valley,
and Apple Valley
204 AM PDT Fri Jul 31 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY...

* WHAT...Dangerously hot conditions with temperatures of 100 to 112
  expected.

* WHERE...Apple and Lucerne Valleys.

* WHEN...Until 8 PM PDT Sunday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
204 AM PDT Fri Jul 31 2026

CAZ554-312230-
/O.CON.KSGX.XH.W.0007.260731T1700Z-260803T0300Z/
Orange County Inland Areas-
Including the cities of Irvine, Mission Viejo, Orange, Santa Ana,
Fullerton, Garden Grove, and Anaheim
204 AM PDT Fri Jul 31 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
8 PM PDT SUNDAY...

* WHAT...Dangerously hot conditions with high temperatures in the
  90s east of Interstate 5 expected.

* WHERE...Orange County Inland Areas.

* WHEN...From 10 AM this morning to 8 PM PDT Sunday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
1107 PM PDT Thu Jul 30 2026

CAZ038-088-343>345-351>353-355>358-368>376-548-311700-
/O.CON.KLOX.XH.W.0004.260731T1700Z-260803T0300Z/
Cuyama Valley-Santa Clarita Valley-Southern Salinas Valley-San
Luis Obispo County Interior Valleys-San Luis Obispo County
Mountains-Santa Ynez Mountains Western Range-Santa Ynez Mountains
Eastern Range-Santa Barbara County Interior Mountains-Ventura
County Inland Coast-Lake Casitas-Ojai Valley-Central Ventura
County Valleys-Los Angeles County Inland Coast including Downtown
Los Angeles-Western Santa Monica Mountains Recreational Area-
Eastern Santa Monica Mountains Recreational Area-Calabasas and
Agoura Hills-Western San Fernando Valley-Eastern San Fernando
Valley-Southeastern Ventura County Valleys-Santa Susana Mountains-
Southern Ventura County Mountains-Los Angeles County San Gabriel
Valley-
Including the cities of Lake Nacimiento, Pomona, San Rafael Mountain,
Norwalk, Santa Clarita, Northridge, Montecito Hills, Paso Robles, La
Canada Flintridge, Pasadena, Valencia, Glendale, San Marcos Pass,
Beverly Hills, Santa Margarita Lake, Burbank, Creston, Big Pine
Mountain, Hollywood, Meiners Oaks, Atascadero, Topanga, Woodland
Hills, Oat Mountain, Piru, Van Nuys, Newbury Park, Malibu Bowl, El
Monte, Rose Valley, Culver City, Downey, Moorpark, Carrizo Plain,
Simi Valley, Templeton, La Panza Range, Fillmore, Chatsworth, Malibu
Lake, Westlake Village, San Miguel, East Ventura, Caliente Range,
Compton, Shandon, East Los Angeles, Topatopa Mountains, Figueroa
Mountain, Matilija, Ojai, Thousand Oaks, Universal City, Santa Paula,
Oak View, San Gabriel, Camarillo, New Cuyama, Sunland, Newhall, and
Lake Castaic
1107 PM PDT Thu Jul 30 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM FRIDAY TO 8 PM
PDT SUNDAY...

* WHAT...Dangerously hot conditions with temperatures of 95 to 110
  expected.

* WHERE...A large portion of southwest California including the
  coastal ranges and adjacent foothills, as well as the coastal
  valleys.

* WHEN...From 10 AM Friday to 8 PM PDT Sunday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

* ADDITIONAL DETAILS...Heat hazards may extend into next week for
  portions of the region.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

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 9 1 1.

Stay cool, stay hydrated, stay informed.

Monitor the latest forecasts and warnings for updates.

If you do not have air conditioning in your home or lack shelter, you
can call 2 1 1 for assistance locating appropriate shelter from the
heat.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
1107 PM PDT Thu Jul 30 2026

CAZ378-379-311700-
/O.CON.KLOX.XH.W.0004.260731T1700Z-260803T0300Z/
/O.CON.KLOX.HT.Y.0011.000000T0000Z-260731T1700Z/
Interstate 5 Corridor-Western San Gabriel Mountains and Highway
14 Corridor-
Including the cities of Acton, Warm Springs, Pyramid Lake, Mill
Creek, Tejon Pass, and Gorman
1107 PM PDT Thu Jul 30 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM FRIDAY TO 8 PM
PDT SUNDAY...
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT FRIDAY...

* WHAT...For the Heat Advisory, hot temperatures of 90 to 100
  expected. For the Extreme Heat Warning, dangerously hot conditions
  with temperatures of 95 to 105 expected.

* WHERE...Interstate 5 Corridor and Western San Gabriel Mountains and
  Highway 14 Corridor.

* WHEN...For the Heat Advisory, until 10 AM PDT Friday. For the
  Extreme Heat Warning, from 10 AM Friday to 8 PM PDT Sunday.

* IMPACTS...Heat hazards may extend into next week for portions of
  the region.

* ADDITIONAL DETAILS...Heat hazards may extend into next week for
  portions of the region.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

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 9 1 1.

Stay cool, stay hydrated, stay informed.

Monitor the latest forecasts and warnings for updates.

If you do not have air conditioning in your home or lack shelter, you
can call 2 1 1 for assistance locating appropriate shelter from the
heat.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
1107 PM PDT Thu Jul 30 2026

CAZ381>383-311700-
/O.CON.KLOX.XH.W.0004.000000T0000Z-260803T0300Z/
Western Antelope Valley Foothills-Eastern Antelope Valley
Foothills-Antelope Valley-
Including the cities of Elizabeth Lake, Lake Palmdale, Valyermo,
Pearblossom, Llano, Lake Los Angeles, Lancaster, and Palmdale
1107 PM PDT Thu Jul 30 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY...

* WHAT...Dangerously hot conditions with temperatures of 105 to 115
  expected.

* WHERE...Antelope Valley, Eastern Antelope Valley Foothills, and
  Western Antelope Valley Foothills.

* WHEN...Until 8 PM PDT Sunday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

* ADDITIONAL DETAILS...Heat hazards may extend into next week for
  portions of the region.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

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 9 1 1.

Stay cool, stay hydrated, stay informed.

Monitor the latest forecasts and warnings for updates.

If you do not have air conditioning in your home or lack shelter, you
can call 2 1 1 for assistance locating appropriate shelter from the
heat.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Hanford CA
914 PM PDT Thu Jul 30 2026

CAZ337>339-311300-
/O.CON.KHNX.XH.W.0002.000000T0000Z-260804T0600Z/
Indian Wells Valley-Mojave Desert Slopes-Mojave Desert-
Including the cities of Edwards AFB, Randsburg, Mojave, Rosamond,
California City, Ridgecrest, and Inyokern
914 PM PDT Thu Jul 30 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 11 PM PDT MONDAY...

* WHAT...Dangerously hot conditions with several days of Major to
  Extreme heat risk.

* WHERE...Indian Wells Valley, Mojave Desert, and Mojave Desert
  Slopes.

* WHEN...Until 11 PM PDT Monday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

* ADDITIONAL DETAILS...Dangerously hot conditions with high
  temperatures up to 112. Overnight lows will range from 75-82
  degrees.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

Stay cool, stay hydrated, stay informed.

If you do not have air conditioning in your home or lack shelter,
seek out resources provided by your local community management.

&&

$$


Gale Warning


URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
209 AM PDT Fri Jul 31 2026

PZZ565-311715-
/O.CON.KMTR.SC.Y.0089.000000T0000Z-260801T2200Z/
/O.EXB.KMTR.GL.W.0028.260801T2200Z-260802T0400Z/
Coastal Waters from Point Pinos to Point Piedras Blancas
California out to 10 NM-
209 AM PDT Fri Jul 31 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...
...GALE WARNING IN EFFECT FROM 3 PM TO 9 PM PDT SATURDAY...

* WHAT...For the Small Craft Advisory, northwest winds 15 to 25 kt
  with gusts up to 30 kt. For the Gale Warning, northwest winds 15
  to 25 kt with gusts up to 35 kt expected.

* WHERE...Coastal Waters from Point Pinos to Point Piedras
  Blancas California out to 10 NM.

* WHEN...For the Small Craft Advisory, until 3 PM PDT Saturday.
  For the Gale Warning, from 3 PM to 9 PM PDT Saturday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$


Heat Advisory


URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
332 AM PDT Fri Jul 31 2026

CAZ519-521-NVZ018-019-010015-
/O.CON.KVEF.HT.Y.0002.000000T0000Z-260803T0300Z/
Eastern Sierra Slopes-White Mountains of Inyo County-Sheep Range-
Spring Mountains-Red Rock Canyon-
Including the cities of Aspendell, Hayford Pk, Red Rock Canyon, Mt
Charleston, Bristlecone Pine, Westgard Pass, and Whitney Portal
332 AM PDT Fri Jul 31 2026

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY...

* WHAT...Hot conditions expected with highs 80 to 90 degrees above
  8000 feet and 90 to 105 degrees below 8000 feet. This will result
  in Moderate Heat Risk.

* WHERE...In California, Eastern Sierra Slopes and White Mountains of
  Inyo County. In Nevada, Sheep Range and Spring Mountains-Red Rock
  Canyon.

* WHEN...Until 8 PM PDT Sunday.

* IMPACTS...Hot temperatures may cause heat illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

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 9 1 1.

Monitor the latest forecasts and warnings for updates.

&&

$$

Stessman

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
204 AM PDT Fri Jul 31 2026

CAZ043-312230-
/O.CON.KSGX.HT.Y.0007.260731T1700Z-260803T0300Z/
San Diego County Coastal Areas-
Including the cities of San Diego, National City, Encinitas,
Oceanside, Vista, Chula Vista, and Carlsbad
204 AM PDT Fri Jul 31 2026

...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM
PDT SUNDAY...

* WHAT...High temperatures in the mid 80s to around 90 for the mesas
  and other higher coastal terrain expected.

* WHERE...San Diego County Coastal Areas.

* WHEN...From 10 AM this morning to 8 PM PDT Sunday.

* IMPACTS...Hot temperatures may cause heat illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
204 AM PDT Fri Jul 31 2026

CAZ055-312230-
/O.CON.KSGX.HT.Y.0007.000000T0000Z-260803T0300Z/
San Bernardino County Mountains-
Including the cities of Lake Arrowhead, Running Springs, Big Bear
Lake, Wrightwood, Crestline, and Big Bear City
204 AM PDT Fri Jul 31 2026

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY...

* WHAT...High temperatures in the 90s to around 100 below 6000 feet
  expected.

* WHERE...San Bernardino County Mountains.

* WHEN...Until 8 PM PDT Sunday.

* IMPACTS...Hot temperatures may cause heat illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
204 AM PDT Fri Jul 31 2026

CAZ552-312230-
/O.CON.KSGX.HT.Y.0007.260731T1700Z-260803T0300Z/
Orange County Coastal Areas-
Including the cities of Costa Mesa and Huntington Beach
204 AM PDT Fri Jul 31 2026

...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM
PDT SUNDAY...

* WHAT...High temperatures in the mid 80s to lower 90s for higher
  coastal terrain expected.

* WHERE...Orange County Coastal Areas.

* WHEN...From 10 AM this morning to 8 PM PDT Sunday.

* IMPACTS...Hot temperatures may cause heat illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$

17

URGENT - WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
1107 PM PDT Thu Jul 30 2026

CAZ341-342-347>350-354-362-366-367-377-311700-
/O.CON.KLOX.HT.Y.0011.260731T1700Z-260803T0300Z/
San Luis Obispo County Inland Central Coast-Santa Lucia Mountains-
Santa Barbara County Inland Central Coast-Santa Ynez Valley-Santa
Barbara County Southwestern Coast-Santa Barbara County
Southeastern Coast-Ventura County Beaches-Malibu Coast-Los
Angeles County Beaches-Palos Verdes Hills-Northern Ventura County
Mountains-
Including the cities of Torrance, Malibu, Point Mugu, Port Hueneme,
Lake Cachuma, Santa Ynez, Lopez Lake, Pacific Palisades, Gaviota,
Mount Pinos, LAX, Oxnard, Santa Maria, Jalama Beach, Santa Barbara,
San Luis Obispo, Carpinteria, Santa Monica, Hearst Castle, Los
Olivos, El Capitan State Beach, Lockwood Valley, Buellton, Ozena,
Ventura, Montecito, Refugio State Beach, Long Beach, Rancho Palos
Verdes, Redondo Beach, Goleta, Nipomo, Solvang, and Irish Hills
1107 PM PDT Thu Jul 30 2026

...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM FRIDAY TO 8 PM PDT
SUNDAY...

* WHAT...Temperatures of 85 to 100 expected.

* WHERE...A portion of southwest California near the coast including
  the beaches.

* WHEN...From 10 AM Friday to 8 PM PDT Sunday.

* IMPACTS...Heat hazards may extend into next week for portions of
  the region.

* ADDITIONAL DETAILS...Heat hazards may extend into next week for
  portions of the region.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

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 9 1 1.

Monitor the latest forecasts and warnings for updates.

If you do not have air conditioning in your home or lack shelter, you
can call 2 1 1 for assistance locating appropriate shelter from the
heat.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
1107 PM PDT Thu Jul 30 2026

CAZ378-379-311700-
/O.CON.KLOX.XH.W.0004.260731T1700Z-260803T0300Z/
/O.CON.KLOX.HT.Y.0011.000000T0000Z-260731T1700Z/
Interstate 5 Corridor-Western San Gabriel Mountains and Highway
14 Corridor-
Including the cities of Acton, Warm Springs, Pyramid Lake, Mill
Creek, Tejon Pass, and Gorman
1107 PM PDT Thu Jul 30 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM FRIDAY TO 8 PM
PDT SUNDAY...
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT FRIDAY...

* WHAT...For the Heat Advisory, hot temperatures of 90 to 100
  expected. For the Extreme Heat Warning, dangerously hot conditions
  with temperatures of 95 to 105 expected.

* WHERE...Interstate 5 Corridor and Western San Gabriel Mountains and
  Highway 14 Corridor.

* WHEN...For the Heat Advisory, until 10 AM PDT Friday. For the
  Extreme Heat Warning, from 10 AM Friday to 8 PM PDT Sunday.

* IMPACTS...Heat hazards may extend into next week for portions of
  the region.

* ADDITIONAL DETAILS...Heat hazards may extend into next week for
  portions of the region.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

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 9 1 1.

Stay cool, stay hydrated, stay informed.

Monitor the latest forecasts and warnings for updates.

If you do not have air conditioning in your home or lack shelter, you
can call 2 1 1 for assistance locating appropriate shelter from the
heat.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
1107 PM PDT Thu Jul 30 2026

CAZ380-311700-
/O.CON.KLOX.HT.Y.0011.000000T0000Z-260803T0300Z/
Eastern San Gabriel Mountains-
Including the cities of Wrightwood, Mount Wilson, Mount Baldy, and
The Angeles Crest Highway
1107 PM PDT Thu Jul 30 2026

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY...

* WHAT...Temperatures of 90 to 100 expected.

* WHERE...A portion of southwest California near the coast including
  the beaches.

* WHEN...Until 8 PM PDT Sunday.

* IMPACTS...Heat hazards may extend into next week for portions of
  the region.

* ADDITIONAL DETAILS...Heat hazards may extend into next week for
  portions of the region.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

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 9 1 1.

Monitor the latest forecasts and warnings for updates.

If you do not have air conditioning in your home or lack shelter, you
can call 2 1 1 for assistance locating appropriate shelter from the
heat.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Hanford CA
914 PM PDT Thu Jul 30 2026

CAZ301>317-319-321-332-334>336-311300-
/O.CON.KHNX.HT.Y.0004.260801T1900Z-260804T0600Z/
Los Banos - Dos Palos-Merced - Madera - Mendota-Planada - Le
Grand - Snelling-Coalinga - Avenal-West Side of Fresno and Kings
Counties-Caruthers - San Joaquin - Selma-Fresno-Clovis-West Side
Mountains South of 198-Buttonwillow - Lost Hills - I5-Delano-
Wasco-Shafter-Hanford - Corcoran - Lemoore-Visalia - Porterville -
 Reedley-Buena Vista-Bakersfield-Southeast San Joaquin Valley-
South End San Joaquin Valley-Mariposa Madera Foothills-Fresno-
Tulare Foothills-South End Sierra Foothills-Kern River Valley-
Tehachapi-Grapevine-Frazier Mountain Communities-
Including the cities of Grapevine, Sanger, Lebec, Avenal, Kingsburg,
Atwater, Kerman, El Portal, Arvin, Goshen, Visalia, Madera, Selma,
Delano, Porterville, Lake Mcclure, Coalinga, Blackwells Corner, Lost
Hills, Taft, Alpaugh, Bakersfield, Tulare, Frazier Park, Hanford, Le
Grand, Kernville, Tehachapi, Wasco, Lemoore, Corcoran, Mariposa, Los
Banos, Shafter, Richgrove, Lemoore Station, Planada, Buttonwillow,
Millerton Lake, Merced, Parlier, McKittrick, Fresno, Five Points,
Lake Isabella, Lamont, and Kettleman City
914 PM PDT Thu Jul 30 2026

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON SATURDAY TO 11 PM PDT
MONDAY...

* WHAT...Afternoon high temperatures up to 108 expected. Heat Risk
  will range from Moderate to Major.

* WHERE...San Joaquin Valley and adjacent foothills.

* WHEN...From noon Saturday to 11 PM PDT Monday.

* IMPACTS...Hot temperatures and limited overnight relief may cause
  heat illnesses.

* ADDITIONAL DETAILS...Afternoon high temperatures up to 108 degrees
  will occur from Saturday into Monday. Overnight lows will range
  from the upper 60s in some valley locations to the lower 80s in
  some of the higher foothills.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

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 9 1 1.

&&

$$

SM


Coastal Flood Advisory


Coastal Hazard Message
National Weather Service San Diego CA
119 AM PDT Fri Jul 31 2026

CAZ043-552-010030-
/O.CON.KSGX.CF.Y.0002.000000T0000Z-260801T1000Z/
/O.CON.KSGX.SU.Y.0005.000000T0000Z-260802T0000Z/
San Diego County Coastal Areas-Orange County Coastal Areas-
119 AM PDT Fri Jul 31 2026

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT SATURDAY...

* WHAT...For the Coastal Flood Advisory, minor coastal flooding
  expected during evening high tides. For the High Surf Advisory,
  large breaking waves of 4-7 feet with sets up to 9 feet on
  south- southwest facing beaches and 3-6 feet on west- facing
  beaches.

* WHERE...San Diego County Coastal Areas and Orange County
  Coastal Areas.

* WHEN...For the Coastal Flood Advisory, until 3 AM PDT
  Saturday. For the High Surf Advisory, until PM PDT Saturday.

* IMPACTS...Flooding of low-lying beach parking lots,
  boardwalks, and roads. Dangerous swimming and surfing
  conditions and localized beach erosion. Breaking waves can
  sweep people off jetties and docks, and into dangerous seas.

* ADDITIONAL DETAILS...High surf due to a 4 foot swell from 180 to
  190 degrees and 14 second period, associated with Hurricane
  Genevieve. Swell and surf will subside a bit after today,
  falling further this weekend. High tides above 5 feet in the
  evenings will combine with the high surf to create minor coastal
  flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

Coastal Hazard Message
National Weather Service Los Angeles/Oxnard CA
214 PM PDT Thu Jul 30 2026

CAZ087-354-362-366-020000-
/O.CON.KLOX.CF.Y.0004.000000T0000Z-260801T1000Z/
/O.CON.KLOX.SU.Y.0016.000000T0000Z-260802T0000Z/
Catalina and Santa Barbara Islands-Ventura County Beaches-
Malibu Coast-Los Angeles County Beaches-
214 PM PDT Thu Jul 30 2026

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT SATURDAY...

* WHAT...For the High Surf Advisory, large breaking waves of 4
  to 8 feet with dangerous rip currents, highest across south to
  southwest facing beaches exposed to southerly swells. Very
  strong rip currents are occuring along some beaches,
  especially exposed south to southwest facing beaches. For the
  Coastal Flood Advisory, minor coastal flooding expected at the
  times of highest tide.

* WHERE...Catalina and Santa Barbara Islands, Ventura County
  Beaches, Malibu Coast, and Los Angeles County Beaches.

* WHEN...For the Coastal Flood Advisory, until 3 AM PDT
  Saturday. For the High Surf Advisory, until 5 PM PDT Saturday.

* IMPACTS...Flooding of sea water is likely around the time of
  high tide, over low-lying coastal areas such as parking lots,
  beaches, and walkways. Significant damage to roads or
  structures is NOT expected. There is an increased risk of
  ocean drowning. Rip currents can pull swimmers and surfers out
  to sea. Large breaking waves can cause injury, wash people off
  beaches and rocks, and capsize small boats near shore.

* ADDITIONAL DETAILS...High tides of 6.2 to near 7.0 feet will
  occur in the evening hours through Friday night, peaking
  tonight through Thursday night. In conjunction with the
  highest expected surf from Tropical Cyclone Genevieve
  southerly swell, the best potential for minor coastal flooding
  impacts is expected Wednesday and Thursday evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take the necessary actions to protect flood-prone property. Do
NOT drive around barricades or through water of unknown depth.

Remain out of the water due to dangerous surf conditions, or stay
near occupied lifeguard towers. Rock jetties can be deadly in
such conditions, stay off the rocks.

&&

$$


High Surf Advisory


Coastal Hazard Message
National Weather Service San Diego CA
119 AM PDT Fri Jul 31 2026

CAZ043-552-010030-
/O.CON.KSGX.CF.Y.0002.000000T0000Z-260801T1000Z/
/O.CON.KSGX.SU.Y.0005.000000T0000Z-260802T0000Z/
San Diego County Coastal Areas-Orange County Coastal Areas-
119 AM PDT Fri Jul 31 2026

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT SATURDAY...

* WHAT...For the Coastal Flood Advisory, minor coastal flooding
  expected during evening high tides. For the High Surf Advisory,
  large breaking waves of 4-7 feet with sets up to 9 feet on
  south- southwest facing beaches and 3-6 feet on west- facing
  beaches.

* WHERE...San Diego County Coastal Areas and Orange County
  Coastal Areas.

* WHEN...For the Coastal Flood Advisory, until 3 AM PDT
  Saturday. For the High Surf Advisory, until PM PDT Saturday.

* IMPACTS...Flooding of low-lying beach parking lots,
  boardwalks, and roads. Dangerous swimming and surfing
  conditions and localized beach erosion. Breaking waves can
  sweep people off jetties and docks, and into dangerous seas.

* ADDITIONAL DETAILS...High surf due to a 4 foot swell from 180 to
  190 degrees and 14 second period, associated with Hurricane
  Genevieve. Swell and surf will subside a bit after today,
  falling further this weekend. High tides above 5 feet in the
  evenings will combine with the high surf to create minor coastal
  flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

$$

Coastal Hazard Message
National Weather Service Los Angeles/Oxnard CA
214 PM PDT Thu Jul 30 2026

CAZ087-354-362-366-020000-
/O.CON.KLOX.CF.Y.0004.000000T0000Z-260801T1000Z/
/O.CON.KLOX.SU.Y.0016.000000T0000Z-260802T0000Z/
Catalina and Santa Barbara Islands-Ventura County Beaches-
Malibu Coast-Los Angeles County Beaches-
214 PM PDT Thu Jul 30 2026

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT SATURDAY...

* WHAT...For the High Surf Advisory, large breaking waves of 4
  to 8 feet with dangerous rip currents, highest across south to
  southwest facing beaches exposed to southerly swells. Very
  strong rip currents are occuring along some beaches,
  especially exposed south to southwest facing beaches. For the
  Coastal Flood Advisory, minor coastal flooding expected at the
  times of highest tide.

* WHERE...Catalina and Santa Barbara Islands, Ventura County
  Beaches, Malibu Coast, and Los Angeles County Beaches.

* WHEN...For the Coastal Flood Advisory, until 3 AM PDT
  Saturday. For the High Surf Advisory, until 5 PM PDT Saturday.

* IMPACTS...Flooding of sea water is likely around the time of
  high tide, over low-lying coastal areas such as parking lots,
  beaches, and walkways. Significant damage to roads or
  structures is NOT expected. There is an increased risk of
  ocean drowning. Rip currents can pull swimmers and surfers out
  to sea. Large breaking waves can cause injury, wash people off
  beaches and rocks, and capsize small boats near shore.

* ADDITIONAL DETAILS...High tides of 6.2 to near 7.0 feet will
  occur in the evening hours through Friday night, peaking
  tonight through Thursday night. In conjunction with the
  highest expected surf from Tropical Cyclone Genevieve
  southerly swell, the best potential for minor coastal flooding
  impacts is expected Wednesday and Thursday evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take the necessary actions to protect flood-prone property. Do
NOT drive around barricades or through water of unknown depth.

Remain out of the water due to dangerous surf conditions, or stay
near occupied lifeguard towers. Rock jetties can be deadly in
such conditions, stay off the rocks.

&&

$$


Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
234 AM PDT Fri Jul 31 2026

PZZ645-311745-
/O.CAN.KLOX.SC.Y.0111.000000T0000Z-260731T1000Z/
/O.NEW.KLOX.SC.Y.0112.260731T2200Z-260801T1000Z/
Point Piedras Blancas to Point Sal westward out to 10 NM-
234 AM PDT Fri Jul 31 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO
3 AM PDT SATURDAY...

* WHAT...Hazardous sea conditions.

* WHERE...Point Piedras Blancas to Point Sal westward out to 10
  NM.

* WHEN...From 3 PM this afternoon to 3 AM PDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

* ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX)
  for more.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
234 AM PDT Fri Jul 31 2026

PZZ670-673-676-311745-
/O.CON.KLOX.SC.Y.0110.000000T0000Z-260803T1200Z/
Point Piedras Blancas to Point Sal from 10 to 60 NM-
Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm
including San Miguel and Santa Rosa Islands-
Outer waters from Santa Cruz Island to San Clemente Island to
60 NM offshore including San Nicolas and Santa Barbara Islands-
234 AM PDT Fri Jul 31 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT MONDAY...

* WHAT...Hazardous sea conditions.

* WHERE...Portions of the coastal waters of southwest
  California.

* WHEN...Until 5 AM PDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

* ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX)
  for more.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
209 AM PDT Fri Jul 31 2026

PZZ565-311715-
/O.CON.KMTR.SC.Y.0089.000000T0000Z-260801T2200Z/
/O.EXB.KMTR.GL.W.0028.260801T2200Z-260802T0400Z/
Coastal Waters from Point Pinos to Point Piedras Blancas
California out to 10 NM-
209 AM PDT Fri Jul 31 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...
...GALE WARNING IN EFFECT FROM 3 PM TO 9 PM PDT SATURDAY...

* WHAT...For the Small Craft Advisory, northwest winds 15 to 25 kt
  with gusts up to 30 kt. For the Gale Warning, northwest winds 15
  to 25 kt with gusts up to 35 kt expected.

* WHERE...Coastal Waters from Point Pinos to Point Piedras
  Blancas California out to 10 NM.

* WHEN...For the Small Craft Advisory, until 3 PM PDT Saturday.
  For the Gale Warning, from 3 PM to 9 PM PDT Saturday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
209 AM PDT Fri Jul 31 2026

PZZ576-311715-
/O.EXT.KMTR.SC.Y.0082.000000T0000Z-260802T0400Z/
Waters from Point Pinos to Point Piedras Blancas 10-60 NM-
209 AM PDT Fri Jul 31 2026

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM PDT SATURDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt.

* WHERE...Waters from Point Pinos to Point Piedras Blancas 10-
  60 NM.

* WHEN...Until 9 PM PDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Beach Hazards Statement


Coastal Hazard Message
National Weather Service San Francisco CA
936 PM PDT Thu Jul 30 2026

CAZ006-505-509-529-530-010300-
/O.CON.KMTR.BH.S.0018.000000T0000Z-260802T0000Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Francisco Peninsula Coast-Northern Monterey Bay-
Southern Monterey Bay and Big Sur Coast-
936 PM PDT Thu Jul 30 2026

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SATURDAY
AFTERNOON...

* WHAT...Long-period southerly swell will bring an increased
  risk of sneaker waves and strong rip currents. Breaking waves
  will reach up to 10 feet along some south and southwest facing
  beaches and break points.

* WHERE...Pacific Coast beaches.

* WHEN...Through Saturday afternoon.

* IMPACTS...Dangerous conditions are forecast along the
  shoreline. Hazards include sneaker waves, strong rip currents,
  and large breaking waves.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay off of jetties, piers, rocks, and other waterside
infrastructure. Remain out of the water to avoid hazardous surf
and NEVER turn your back on the ocean. Monitor local weather,
surf and tide forecasts at www.weather.gov/mtr.

&&

$$

Coastal Hazard Message
National Weather Service Los Angeles/Oxnard CA
214 PM PDT Thu Jul 30 2026

CAZ340-346-349-350-356-020000-
/O.CON.KLOX.BH.S.0012.000000T0000Z-260802T0000Z/
San Luis Obispo County Beaches-
Santa Barbara County Central Coast Beaches-
Santa Barbara County Southwestern Coast-
Santa Barbara County Southeastern Coast-Lake Casitas-
214 PM PDT Thu Jul 30 2026

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SATURDAY
AFTERNOON...

* WHAT...Dangerous rip currents and elevated surf. Very strong
  rip currents are likely along some beaches, especially exposed
  south to southwest facing beaches.

* WHERE...San Luis Obispo County Beaches, Santa Barbara County
  Central Coast Beaches, Santa Barbara County Southwestern
  Coast, Santa Barbara County Southeastern Coast, and Lake
  Casitas.

* WHEN...Through Saturday afternoon.

* IMPACTS...There is an increased risk of ocean drowning. Rip
  currents can pull swimmers and surfers out to sea. Waves can
  wash people off beaches and rocks, and capsize small boats
  nearshore.

* ADDITIONAL DETAILS...There is an increased risk of ocean
  drowning due to hazardous rip currents. Rip currents can pull
  swimmers and surfers out to sea. Waves can wash people off
  beaches and rocks, and capsize small boats nearshore.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water due to hazardous swimming conditions, or
stay near occupied lifeguard towers. Rock jetties can be deadly
in such conditions, stay off the rocks.

&&

$$

Cohen


Air Quality Alert


CAZ373-380-378-548-088-372-379-030300-
Eastern San Fernando Valley-
Including the cities of Burbank, Glendale, and Universal City
Eastern San Gabriel Mountains-
Interstate 5 Corridor-
Los Angeles County San Gabriel Valley-
Including the cities of Pasadena, San Gabriel, and Pomona
Santa Clarita Valley-
Including the cities of Santa Clarita, Newhall, and Valencia
Western San Fernando Valley-
Including the cities of Reseda, Woodland Hills, and Northridge
Western San Gabriel Mountains and Highway 14 Corridor-

402 PM PDT Thu Jul 30 2026

...AIR QUALITY ALERT FOR HARMFUL LEVELS OF OZONE (SMOG) AIR
POLLUTION...

* WHAT...The South Coast AQMD has issued an air quality alert due to
  harmful levels of ozone pollution. Visit
  https://www.aqmd.gov/alertinfo to check current and forecasted air
  quality levels.

* WHERE...Glendora, San Fernando Valley, Santa Clarita Valley, San
  Gabriel Valley, San Bernardino, Redlands, Riverside, Crestline and
  the Coachella Valley.. Levels of ozone pollution can vary by time
  and location depending on emissions and air pollution transport.

* WHEN...until 8 PM Sunday. The highest ozone levels typically occur
  in the afternoon and early-evening hours.

* IMPACTS... Ozone air pollution can cause serious health problems,
  including trouble breathing, asthma attacks, and lung damage.
  Everyone can be affected, but sensitive groups such as people with
  lung disease, older adults, people who are pregnant, children, and
  those who spend a lot of time outdoors are at greater risk.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To protect your health, check air quality levels and act as needed:

    * When Air Quality Index (AQI) levels are "Unhealthy for
      Sensitive Groups" (orange), sensitive groups as specified
      above should limit extended or intense outdoor activity.
    * When AQI is "Unhealthy" (red), everyone may experience health
      impacts. Sensitive groups should avoid extended time outdoors.
    * When AQI is "Very Unhealthy" (purple), sensitive groups should
      avoid all outdoor physical activity. Everyone else should
      avoid extended or intense outdoor activity.
    * When AQI is "Hazardous" (maroon), everyone should avoid all
      outdoor physical activity.

* ADDITIONAL DETAILS...

To help keep indoor air clean when air quality is poor:

    * Keep windows and doors closed
    * Run your air conditioner and/or an air purifier
    * Do not use whole house fans or swamp coolers that bring in
      outside air if you have other methods to stay cool
    * Avoid other sources of pollution such as fireplaces, candles,
      incense, and grilling

To help minimize outdoor ozone air pollution levels:

    * Limit the use of gasoline powered lawn and garden equipment
      until evening hours
    * Try to delay trips to the gas station and the use of household
      chemicals until the evening

$$

CAZ048-055-061-065-030300-
San Bernardino and Riverside County Valleys-The Inland Empire-
San Bernardino County Mountains-Coachella Valley-
San Gorgonio Pass near Banning-
Including the cities of Riverside, San Bernardino, Ontario,
Moreno Valley, Fontana, Rancho Cucamonga, Corona, Crestline,
Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs,
Wrightwood, Indio, Palm Springs, Cathedral City, Palm Desert,
Palm Desert Country, La Quinta, and Coachella
400 PM PDT Thu Jul 30 2026

...AIR QUALITY ALERT FOR HARMFUL LEVELS OF OZONE (SMOG) AIR
POLLUTION...

* WHAT...The South Coast AQMD has issued an air quality alert due to
  harmful levels of ozone pollution. Visit
  https://www.aqmd.gov/alertinfo to check current and forecasted air
  quality levels.

* WHERE...San Bernardino, Redlands, Riverside, Crestline and the
  Coachella Valley.. Levels of ozone pollution can vary by time and
  location depending on emissions and air pollution transport.

* WHEN...until 8 PM Sunday. The highest ozone levels typically occur
  in the afternoon and early-evening hours.

* IMPACTS... Ozone air pollution can cause serious health problems,
  including trouble breathing, asthma attacks, and lung damage.
  Everyone can be affected, but sensitive groups such as people with
  lung disease, older adults, people who are pregnant, children, and
  those who spend a lot of time outdoors are at greater risk.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To protect your health, check air quality levels and act as needed:

    * When Air Quality Index (AQI) levels are "Unhealthy for
      Sensitive Groups" (orange), sensitive groups as specified
      above should limit extended or intense outdoor activity.
    * When AQI is "Unhealthy" (red), everyone may experience health
      impacts. Sensitive groups should avoid extended time outdoors.
    * When AQI is "Very Unhealthy" (purple), sensitive groups should
      avoid all outdoor physical activity. Everyone else should
      avoid extended or intense outdoor activity.
    * When AQI is "Hazardous" (maroon), everyone should avoid all
      outdoor physical activity.

* ADDITIONAL DETAILS...

To help keep indoor air clean when air quality is poor:

    * Keep windows and doors closed
    * Run your air conditioner and/or an air purifier
    * Do not use whole house fans or swamp coolers that bring in
      outside air if you have other methods to stay cool
    * Avoid other sources of pollution such as fireplaces, candles,
      incense, and grilling

To help minimize outdoor ozone air pollution levels:

    * Limit the use of gasoline powered lawn and garden equipment
      until evening hours
    * Try to delay trips to the gas station and the use of household
      chemicals until the evening

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE