Small Craft Advisory
* WHAT...Hazardous sea conditions.
* WHERE...Inner waters from Point Mugu to San Mateo Pt. CA
including Santa Catalina and Anacapa Islands.
* WHEN...From 3 PM this afternoon to 9 PM PDT this evening.
* IMPACTS...Conditions will be hazardous to small craft.
* ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX)
for more.
From: Jul 23, 2026 09:13
Until: Jul 23, 2026 23:00
Small Craft Advisory
* WHAT....Hazardous sea conditions.
* WHERE...Inner waters from Point Mugu to San Mateo Pt. CA
including Santa Catalina and Anacapa Islands.
* WHEN...For the Small Craft Advisory, until 11 PM PDT this
evening. For the Small Craft Advisory, from 3 PM to 9 PM PDT
Thursday.
* IMPACTS...Conditions will be hazardous to small craft.
* ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX)
for more.
From: Jul 23, 2026 03:40
Until: Jul 23, 2026 12:00
Heat Advisory
* WHAT...Temperatures up to 98.
* WHERE...Northern Ventura County Mountains.
* WHEN...Until 10 AM PDT Tuesday.
* IMPACTS...There is a high risk for heat illness for sensitive
populations including the very young, the very old, those without
air conditioning, and those active outdoors.
From: Jul 10, 2026 19:30
Until: Jul 12, 2026 03:00
Heat Advisory
* WHAT...Temperatures up to 102.
* WHERE...Northern Ventura County Mountains.
* WHEN...Until 10 AM PDT Tuesday.
* IMPACTS...There is a high risk for heat illness for sensitive
populations including the very young, the very old, those without
air conditioning, and those active outdoors.
* ADDITIONAL DETAILS...The warmest temperatures for the remainder of
the Heat Advisory are expected to occur Friday afternoon with only
a slight cool down over the weekend, before increasing again.
Additionally, monsoonal moisture will add to the discomfort level
from the heat next week.
From: Jul 10, 2026 02:20
Until: Jul 11, 2026 03:15
Heat Advisory
* WHAT...High temperatures in the low to mid 90s.
* WHERE...San Bernardino County Mountains.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...Hot temperatures may cause heat illnesses.
From: Jul 10, 2026 09:30
Until: Jul 11, 2026 03:00
Heat Advisory
* WHAT...High temperatures in the upper 80s to mid 90s below 6000
feet expected.
* WHERE...San Bernardino County Mountains.
* WHEN...Until 8 PM PDT Friday.
* IMPACTS...Hot temperatures may cause heat illnesses.
From: Jul 09, 2026 19:20
Until: Jul 10, 2026 05:15
Heat Advisory
* WHAT...Temperatures up to 105.
* WHERE...Northern Ventura County Mountains.
* WHEN...Until 10 AM PDT Tuesday.
* IMPACTS...There is a high risk for heat illness for sensitive
populations including the very young, the very old, those without
air conditioning, and those active outdoors.
* ADDITIONAL DETAILS...The warmest temperatures for the Heat
Advisory are expected to occur this afternoon with only a slight
cool down over the weekend, before increasing again. Additionally,
monsoonal moisture will add to the discomfort level from the heat
next week.
From: Jul 09, 2026 14:46
Until: Jul 10, 2026 03:00
Heat Advisory
* WHAT...High temperatures in the lower to mid 90s below 6000 feet
expected.
* WHERE...San Bernardino County Mountains.
* WHEN...Until 8 PM PDT Friday.
* IMPACTS...Hot temperatures may cause heat illnesses.
From: Jul 09, 2026 12:27
Until: Jul 09, 2026 22:30
Wind Advisory
* WHAT...West winds 30 to 45 mph with gusts to 65 mph, and locally
up to 70 mph, expected.
* WHERE...San Gorgonio Pass near Banning.
* WHEN...Until 2 AM PDT Monday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Jun 28, 2026 20:52
Until: Jun 29, 2026 05:15
High Surf Advisory
* WHAT...Large breaking waves of 4 to 7 feet, except 7 to 10 feet
along Malibu. Dangerous rip currents.
* WHERE...Catalina and Santa Barbara Islands, Malibu Coast and
Los Angeles County Beaches.
* WHEN...Until 8 PM PDT Thursday.
* IMPACTS...There is an increased risk for 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.
From: Jun 09, 2026 20:28
Until: Jun 10, 2026 21:00
Beach Hazards Statement
* WHAT...South swell from 190 degrees with a period of 18 to 20
seconds will generate surf of 4 to 7 feet with sets up to 9
feet along south-facing beaches. High rip current risk.
* WHERE...San Diego County Coastal Areas and Orange County
Coastal Areas.
* WHEN...Through Thursday afternoon.
* IMPACTS...Hazardous swimming conditions and a high rip current
risk. If you become caught in a rip current, yell for help.
Remain calm and do not exhaust yourself and stay afloat while
waiting for help. If you have to swim out of a rip current,
SWIM PARALLEL TO SHORE and back toward the beach when
possible. Do not attempt to swim directly against a rip
current as you will tire quickly.
* ADDITIONAL DETAILS...Highest surf will be at south-facing
beaches and peak through today. Swell and surf will slowly
subside beginning Thursday with a shorter period, but will
remain elevated into Friday.
From: Jun 10, 2026 08:32
Until: Jun 10, 2026 19:00
Wind Advisory
* WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph
expected.
* WHERE...Interstate 5 Corridor.
* WHEN...Until 7 AM PDT Wednesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Jun 10, 2026 01:41
Until: Jun 10, 2026 14:00
Beach Hazards Statement
* WHAT...South swell from 190 degrees with a period of 18 to 20
seconds will generate surf of 4 to 7 feet with sets up to 9
feet along south-facing beaches. High rip current risk.
* WHERE...San Diego County Coastal Areas and Orange County
Coastal Areas.
* WHEN...From late Monday night through Thursday afternoon.
* IMPACTS...Hazardous swimming conditions and a high rip current
risk. If you become caught in a rip current, yell for help.
Remain calm and do not exhaust yourself and stay afloat while
waiting for help. If you have to swim out of a rip current,
SWIM PARALLEL TO SHORE and back toward the beach when
possible. Do not attempt to swim directly against a rip
current as you will tire quickly.
* ADDITIONAL DETAILS...Highest surf will be at south-facing
beaches and peak Tuesday and Wednesday. Swell and surf will
slowly subside beginning Thursday with a shorter period, but
will remain elevated into Friday.
From: Jun 09, 2026 19:39
Until: Jun 10, 2026 10:15
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Coastal areas of Los Angeles, Ventura and southern Santa
Barbara Counties, as well as the San Gabriel Valley.
* WHEN...Until 10 AM PDT this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Mar 27, 2026 12:11
Until: Mar 27, 2026 17:00
Wind Advisory
* WHAT...Northwest to north winds 20 to 30 mph with gusts up to 55
mph expected.
* WHERE...Interstate 5 Corridor and Western Antelope Valley
Foothills.
* WHEN...Until 3 AM PDT Tuesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Mar 23, 2026 07:19
Until: Mar 24, 2026 01:00
Heat Advisory
* WHAT...High temperatures 80 to 92.
* WHERE...Santa Ana Mountains and Foothills.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...Hot temperatures may cause heat illnesses.
From: Mar 20, 2026 18:21
Until: Mar 21, 2026 03:00
Heat Advisory
* WHAT...High temperatures 90 to 97.
* WHERE...Orange County Inland Areas and San Diego County Valleys.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...Hot temperatures may cause heat illnesses.
From: Mar 20, 2026 18:21
Until: Mar 21, 2026 03:00
Heat Advisory
* WHAT...Hot conditions with high temperatures between 80 and 90
expected.
* WHERE...Catalina and Santa Barbara Islands.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...There is a high risk for heat illness for sensitive
populations including the very young, the very old, those without
air conditioning, and those active outdoors.
* ADDITIONAL DETAILS...Warm overnight low temperatures will
contribute to the heat risk, especially in the mountain and
foothill locations.
From: Mar 20, 2026 07:05
Until: Mar 21, 2026 03:00
Heat Advisory
* WHAT...Hot conditions with high temperatures in the 80s and 90s
expected.
* WHERE...Los Angeles County Beaches, Malibu Coast, Palos Verdes
Hills, Ventura County Beaches, and Ventura County Inland Coast.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...There is a high risk for heat illness for sensitive
populations including the very young, the very old, those without
air conditioning, and those active outdoors.
* ADDITIONAL DETAILS...Warm overnight low temperatures will
contribute to the heat risk, especially in the mountain and
foothill locations.
From: Mar 20, 2026 07:05
Until: Mar 21, 2026 03:00
Extreme Heat Warning
* WHAT...Dangerously hot conditions with temperatures between 96 and
104 expected.
* WHERE...A portion of southwest California.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...There is a high risk for dangerous heat illness for
anyone, especially for the very young, the very old, those without
air conditioning, and those active outdoors.
* ADDITIONAL DETAILS...Warm overnight low temperatures will
contribute to the heat risk, especially in the mountain and
foothill locations.
From: Mar 20, 2026 07:05
Until: Mar 21, 2026 03:00
Wind Advisory
* WHAT...North winds 30 to 50 mph expected.
* WHERE...Interstate 5 Corridor, Northern Ventura County Mountains,
Santa Barbara County Interior Mountains, Santa Ynez Mountains
Eastern Range, Southern Ventura County Mountains, and Western
Antelope Valley Foothills.
* WHEN...From 3 PM Monday to 3 AM PST Tuesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Mar 01, 2026 20:18
Until: Mar 03, 2026 11:00
Wind Advisory
* WHAT...North winds 20 to 30 mph with gusts up to 50 mph.
* WHERE...Interstate 5 Corridor, Ventura County Mountains, Santa
Barbara County Interior Mountains, Santa Ynez Mountains Eastern
Range, and Western Antelope Valley Foothills.
* WHEN...Until 3 AM PST Tuesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Mar 03, 2026 00:15
Until: Mar 03, 2026 11:00
Frost Advisory
* WHAT...Temperatures as low as 35 will result in frost formation.
* WHERE...Calabasas and Agoura Hills, Ojai Valley, and Santa Ynez
Valley.
* WHEN...From midnight tonight to 9 AM PST Sunday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
From: Feb 22, 2026 03:48
Until: Feb 22, 2026 17:00
Frost Advisory
* WHAT...Temperatures as low as 34 will result in frost formation.
* WHERE...Calabasas and Agoura Hills, Ojai Valley, and Santa Ynez
Valley.
* WHEN...Until 9 AM PST this morning.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
From: Feb 22, 2026 09:16
Until: Feb 22, 2026 17:00
Freeze Warning
* WHAT...Sub-freezing temperatures as low as 26 to 30 degrees
expected.
* WHERE...Cuyama Valley, Eastern Antelope Valley Foothills, and
Western Antelope Valley Foothills.
* WHEN...From midnight tonight to 9 AM PST Saturday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
From: Feb 21, 2026 04:22
Until: Feb 21, 2026 17:00
Frost Advisory
* WHAT...Temperatures as low as 32 will result in frost formation.
* WHERE...Calabasas and Agoura Hills, Central Ventura County
Valleys, Ojai Valley, Santa Clarita Valley, Santa Susana
Mountains, Southeastern Ventura County Valleys, and Western San
Fernando Valley.
* WHEN...From midnight tonight to 9 AM PST Saturday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
From: Feb 21, 2026 04:22
Until: Feb 21, 2026 17:00
High Surf Advisory
* WHAT...Large breaking waves of 4 to 7 feet with dangerous rip
currents.
* WHERE...Malibu Coast and Los Angeles County Beaches.
* WHEN...Until 10 PM PST this evening.
* IMPACTS...There is an increased risk for 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.
From: Feb 20, 2026 10:18
Until: Feb 20, 2026 23:15
High Surf Advisory
* WHAT...High surf of 3 to 6 feet is expected, with sets as high
as 7 feet in San Diego County.
* WHERE...San Diego County Coastal Areas and Orange County
Coastal Areas.
* WHEN...Until 10 PM PST Friday.
* IMPACTS...Dangerous swimming and surfing conditions and
localized beach erosion.
* ADDITIONAL DETAILS...High surf will subside slowly during the
day today.
From: Feb 20, 2026 12:28
Until: Feb 20, 2026 22:00
Winter Storm Warning
* WHAT...Heavy snow possible. Total snow accumulations of 1 to 4
inches for 3500 to 4500 feet elevation, and 4 to 8 inches above
4500 feet elevation. Wind gusts of up to 60 to 70 mph possible
this afternoon through late tonight, and again late Wednesday
night into Thursday morning.
* WHERE...Eastern Antelope Valley Foothills, Western Antelope Valley
Foothills, and Western San Gabriel Mountains and Highway 14
Corridor.
* WHEN...Until 7 AM PST Friday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday morning and evening
commutes. Strong winds could cause tree damage.
From: Feb 18, 2026 11:28
Until: Feb 20, 2026 15:00
Winter Storm Warning
* WHAT...Heavy snow possible. Total snow accumulations of 1 to 4
inches for 3500 to 4500 feet elevation including the Grapevine of
the Interstate-5 Corridor possible. Total snow accumulations of 6
to 12 inches above 4500 feet elevation possible. Wind gusts of up
to 60 to 70 mph possible this afternoon through late tonight, and
again late Wednesday night into Thursday morning.
* WHERE...Interstate 5 Corridor, Santa Barbara County Interior
Mountains, and Southern Ventura County Mountains.
* WHEN...Until 7 AM PST Friday.
* IMPACTS...Roads, especially bridges and overpasses, will likely
become slick and hazardous. Travel could become treacherous.
Visibilities may drop below one-quarter mile due to falling and
blowing snow.
From: Feb 18, 2026 11:28
Until: Feb 20, 2026 15:00
Winter Storm Warning
* WHAT...Heavy snow possible. Total snow accumulations of up to 4
inches between 3500 and 4500 feet, 6 to 12 inches for 4500 to 6000
feet, and 1 to 2 feet above 6000 feet. Wind gusts of up to 60 to
70 mph possible this afternoon through late tonight, and again
late Wednesday night into Thursday morning.
* WHERE...Eastern San Gabriel Mountains and Northern Ventura County
Mountains.
* WHEN...Until 7 AM PST Friday.
* IMPACTS...Roads, especially bridges and overpasses, will likely
become slick and hazardous. Travel could become treacherous.
Visibilities may drop below one-quarter mile due to falling and
blowing snow. Damaging winds could blow down trees and power lines.
From: Feb 18, 2026 11:28
Until: Feb 20, 2026 15:00
Wind Advisory
* WHAT...Southwest winds 20 to 30 mph with gusts up to 40 mph
expected.
* WHERE...Most coast and valleys of southwest California, including
Catalina Island.
* WHEN...From 4 AM to 9 PM PST Thursday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Feb 18, 2026 21:12
Until: Feb 20, 2026 05:00
High Wind Warning
* WHAT...Southwest winds 25 to 40 mph with gusts up to 65 mph
expected, strongest in the mountains and Antelope Valley.
* WHERE...Antelope Valley, Cuyama Valley, San Luis Obispo County
Interior Valleys, San Luis Obispo County Mountains, and Santa
Barbara County Interior Mountains.
* WHEN...From 4 AM to 9 PM PST Thursday.
* IMPACTS...Damaging winds could blow down trees and power lines.
Widespread power outages are possible. Travel will be difficult,
especially for high profile vehicles.
From: Feb 18, 2026 21:12
Until: Feb 20, 2026 05:00
Wind Advisory
* WHAT...Northeast winds 25 to 35 mph with gusts up to 50 mph
expected.
* WHERE...Eastern San Gabriel Mountains and Western San Gabriel
Mountains and Highway 14 Corridor.
* WHEN...From 10 PM this evening to 1 PM PST Sunday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Jan 24, 2026 20:58
Until: Jan 25, 2026 21:00
Wind Advisory
* WHAT...Northeast winds 20 to 30 mph with gusts up to 45 mph
expected.
* WHERE...Santa Susana Mountains.
* WHEN...From 7 AM to 1 PM PST Sunday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Jan 24, 2026 20:58
Until: Jan 25, 2026 21:00
Wind Advisory
* WHAT...Northeast winds 20 to 30 mph with gusts up to 45 mph
expected.
* WHERE...Santa Susana Mountains.
* WHEN...From 7 AM to 11 AM PST this morning.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Jan 25, 2026 11:17
Until: Jan 25, 2026 19:00
Wind Advisory
* WHAT...Northeast winds 25 to 35 mph with gusts up to 45 mph
expected.
* WHERE...Eastern San Gabriel Mountains and Western San Gabriel
Mountains and Highway 14 Corridor.
* WHEN...Until 11 AM PST this morning.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Jan 25, 2026 11:17
Until: Jan 25, 2026 19:00
Wind Advisory
* WHAT...North to northeast winds 20 to 30 mph with gusts up to 55
mph expected.
* WHERE...San Bernardino County Mountains and Santa Ana Mountains
and Foothills.
* WHEN...Until 1 PM PST Sunday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down.
From: Jan 25, 2026 04:38
Until: Jan 25, 2026 14:15
Wind Advisory
* WHAT...North to northeast winds 20 to 30 mph with gusts up to 55
mph expected.
* WHERE...San Bernardino County Mountains and Santa Ana Mountains
and Foothills.
* WHEN...From 7 PM this evening to 1 PM PST Sunday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Jan 24, 2026 22:47
Until: Jan 25, 2026 07:00
Air Quality Alert
* WHAT...The South Coast AQMD has issued a mandatory wood-burning
ban for residents in the South Coast Air Basin. The No-Burn rule
bans burning wood, pellets, and manufactured fire logs in any indoor
or outdoor wood-burning device.
* WHERE...The South Coast Air Basin, which includes Orange County
and non-desert portions of Los Angeles, Riverside, and San
Bernardino counties. No-Burn Day alerts do not apply to areas above
3,000 feet in elevation, the Coachella Valley, or the High Desert.
Homes that rely on wood as a sole source of heat, low-income
households and those without natural gas service also are exempt
from the requirement.
* WHEN...12 AM Thursday to 12 AM Friday.
* IMPACTS...Particles in smoke can get deep into the lungs and cause
health problems (including asthma attacks), increases in emergency
room visits, and hospitalizations. No-Burn Days are needed to
protect public health when fine particle pollution levels are
expected to be high anywhere in the South Coast Air Basin. No-Burn
Days are based on fine particle pollution levels that are forecasted
for an entire 24-hour period, which may not be reflected in
real-time air quality maps.
From: Jan 21, 2026 19:07
Until: Jan 23, 2026 08:00
Air Quality Alert
* WHAT...The South Coast AQMD has issued a mandatory wood-burning
ban for residents in the South Coast Air Basin. The No-Burn rule
bans burning wood, pellets, and manufactured fire logs in any indoor
or outdoor wood-burning device.
* WHERE...The South Coast Air Basin, which includes Orange County
and non-desert portions of Los Angeles, Riverside, and San
Bernardino counties. No-Burn Day alerts do not apply to areas above
3,000 feet in elevation, the Coachella Valley, or the High Desert.
Homes that rely on wood as a sole source of heat, low-income
households and those without natural gas service also are exempt
from the requirement.
* WHEN...Midnight Thursday to midnight Friday.
* IMPACTS...Particles in smoke can get deep into the lungs and cause
health problems (including asthma attacks), increases in emergency
room visits, and hospitalizations. No-Burn Days are needed to
protect public health when fine particle pollution levels are
expected to be high anywhere in the South Coast Air Basin. No-Burn
Days are based on fine particle pollution levels that are forecasted
for an entire 24-hour period, which may not be reflected in
real-time air quality maps.
From: Jan 22, 2026 00:30
Until: Jan 23, 2026 08:00
Wind Advisory
* WHAT...Northeast winds 20 to 30 mph with gusts up to 50 mph.
* WHERE...Interstate 5 Corridor, Northern Ventura County Mountains,
and Southern Ventura County Mountains.
* WHEN...Until 1 PM PST Sunday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* ADDITIONAL DETAILS...Wet soils will increase the likelihood of
damage due to fallen trees.
From: Jan 09, 2026 02:59
Until: Jan 11, 2026 21:00
