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Ventura County Alerts
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Updated:October 17, 2026 2:00 am PDT

Red Flag Warning RED FLAG WARNING  
Ventura County

  Effective: Fri, 10/16 5:42pm Severity:  Severe 
  Updated: October 17, 2026 2:00 am Urgency: Expected
  Expires: Sat, 10/17 10:00am Certainty: Likely

Areas Affected: Santa Clarita Valley - Ventura County Beaches - Ventura County Inland Coast - Lake Casitas - Ojai Valley - Central Ventura County Valleys - Malibu Coast - Calabasas and Agoura Hills - Western San Fernando Valley - Eastern San Fernando Valley - Southeastern Ventura County Valleys - Los Angeles County San Gabriel Valley
 
Alert Details:
...HIGH RISK FOR RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR WITH
ANY NEW FIRE STARTS THROUGH SATURDAY, DUE TO MODERATE TO LOCALLY
STRONG SANTA ANA WINDS AND LOW RELATIVE HUMIDITY...

Moderate to locally strong Santa Ana winds have peaked today then
will slowly weaken tonight through Saturday. The gusty offshore
winds combined with very warm and dry conditions will maintain
Red Flag Warnings for most of Los Angeles and Ventura Counties
through Saturday.

* AFFECTED AREA...Santa Clarita Valley, Ventura County Beaches,
Ventura County Inland Coast, Lake Casitas, Ojai Valley,
Central Ventura County Valleys, Malibu Coast, Calabasas and
Agoura Hills, Western San Fernando Valley, Eastern San
Fernando Valley, Southeastern Ventura County Valleys and Los
Angeles County San Gabriel Valley.

* TIMING...Until 8 PM PDT Saturday.

* WINDS...Northeast to east 20 to 35 mph with gusts of 40 to 50
mph tonight, lowering to 15 to 30 mph with gusts 30 to 45 mph
on Saturday.

* RELATIVE HUMIDITY...Minimums of 8 to 15 percent common. Poor
overnight recoveries in the foothills and wind prone areas.

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

Information:
A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. Use extreme caution
with anything that can spark a wildfire. Residents near wildland
interfaces should be prepared to evacuate if a wildfire breaks
out. See readyforwildfire.org and wildfirerisk.org for
information.
Red Flag Warning RED FLAG WARNING  
Ventura County

  Effective: Fri, 10/16 5:42pm Severity:  Severe 
  Updated: October 17, 2026 2:00 am Urgency: Expected
  Expires: Sat, 10/17 10:00am Certainty: Likely

Areas Affected: Western Santa Monica Mountains Recreational Area - Eastern Santa Monica Mountains Recreational Area - Santa Susana Mountains - Southern Ventura County Mountains - Northern Ventura County Mountains - Interstate 5 Corridor - Western San Gabriel Mountains and Highway 14 Corridor - Eastern San Gabriel Mountains - Western Antelope Valley Foothills - Eastern Antelope Valley Foothills
 
Alert Details:
...HIGH RISK FOR RAPID FIRE GROWTH AND EXTREME FIRE BEHAVIOR WITH
ANY NEW FIRE STARTS THROUGH SATURDAY, DUE TO MODERATE TO LOCALLY
STRONG SANTA ANA WINDS AND LOW RELATIVE HUMIDITY...

Moderate to locally strong Santa Ana winds have peaked today then
will slowly weaken tonight through Saturday. The gusty offshore
winds combined with very warm and dry conditions will maintain
Red Flag Warnings for most of Los Angeles and Ventura Counties
through Saturday.

* AFFECTED AREA...Western Santa Monica Mountains Recreational
Area, Eastern Santa Monica Mountains Recreational Area, Santa
Susana Mountains, Southern Ventura County Mountains, Northern
Ventura County Mountains, Interstate 5 Corridor, Western San
Gabriel Mountains and Highway 14 Corridor, Eastern San Gabriel
Mountains, Western Antelope Valley Foothills and Eastern
Antelope Valley Foothills.

* TIMING...Until 8 PM PDT Saturday.

* WINDS...Northeast to east 25 to 40 mph with gusts of 50 to 55
mph tonight, lowering to 20 to 35 mph with gusts to 55 mph on
Saturday.

* RELATIVE HUMIDITY...Minimums of 10 to 25 percent common. Poor
overnight recoveries.

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

Information:
A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. Use extreme caution
with anything that can spark a wildfire. Residents near wildland
interfaces should be prepared to evacuate if a wildfire breaks
out. See readyforwildfire.org and wildfirerisk.org for
information.
Heat Advisory HEAT ADVISORY  
Ventura County

  Effective: Fri, 10/16 7:50pm Severity:  Moderate 
  Updated: October 17, 2026 2:00 am Urgency: Expected
  Expires: Sat, 10/17 8:00am Certainty: Likely

Areas Affected: Ventura County Beaches - Ventura County Inland Coast - Malibu Coast
 
Alert Details:
* WHAT...For the Wind Advisory, northeast winds 20 to 30 mph with
gusts of 35 to 55 mph expected. For the Heat Advisory, temperatures
up to 95 expected.

* WHERE...Malibu Coast, Ventura County Beaches, and Ventura County
Inland Coast.

* WHEN...For the Heat Advisory, until 8 PM PDT Saturday. For the Wind
Advisory, until 2 PM PDT Saturday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result. Hot
temperatures may cause heat illnesses.

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

Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.

In the event of a nearby wildfire, smoke may increase heat and
physical stress. If smoke impacts your area; 1) Have a cooling plan
in place as smoke could limit your ability to cool your home through
open windows and 2) If you have air conditioning, set on air
recirculation within the home to avoid smoke exposure. Local
officials may have additional guidance.
Wind Advisory WIND ADVISORY  
Ventura County

  Effective: Fri, 10/16 7:50pm Severity:  Moderate 
  Updated: October 17, 2026 2:00 am Urgency: Expected
  Expires: Sat, 10/17 8:00am Certainty: Likely

Areas Affected: Ventura County Beaches - Ventura County Inland Coast - Malibu Coast
 
Alert Details:
* WHAT...For the Wind Advisory, northeast winds 20 to 30 mph with
gusts of 35 to 55 mph expected. For the Heat Advisory, temperatures
up to 95 expected.

* WHERE...Malibu Coast, Ventura County Beaches, and Ventura County
Inland Coast.

* WHEN...For the Heat Advisory, until 8 PM PDT Saturday. For the Wind
Advisory, until 2 PM PDT Saturday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result. Hot
temperatures may cause heat illnesses.

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

Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.

In the event of a nearby wildfire, smoke may increase heat and
physical stress. If smoke impacts your area; 1) Have a cooling plan
in place as smoke could limit your ability to cool your home through
open windows and 2) If you have air conditioning, set on air
recirculation within the home to avoid smoke exposure. Local
officials may have additional guidance.
Wind Advisory WIND ADVISORY  
Ventura County

  Effective: Fri, 10/16 7:50pm Severity:  Moderate 
  Updated: October 17, 2026 2:00 am Urgency: Expected
  Expires: Sat, 10/17 8:00am Certainty: Likely

Areas Affected: Santa Clarita Valley - Central Ventura County Valleys - Eastern Santa Monica Mountains Recreational Area - Calabasas and Agoura Hills - Western San Fernando Valley - Eastern San Fernando Valley - Southeastern Ventura County Valleys - Southern Ventura County Mountains - Northern Ventura County Mountains
 
Alert Details:
* WHAT...Northeast winds 20 to 30 mph with gusts of 35 to 55 mph
expected.

* WHERE...Calabasas and Agoura Hills, Central Ventura County Valleys,
Eastern San Fernando Valley, Eastern Santa Monica Mountains
Recreational Area, Northern Ventura County Mountains, Santa Clarita
Valley, Southeastern Ventura County Valleys, Southern Ventura
County Mountains, and Western San Fernando Valley.

* WHEN...Until 2 PM PDT Saturday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.

* ADDITIONAL DETAILS...Weaker winds tonight and Saturday.

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

Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.

In the event of a nearby wildfire, smoke may increase heat and
physical stress. If smoke impacts your area; 1) Have a cooling plan
in place as smoke could limit your ability to cool your home through
open windows and 2) If you have air conditioning, set on air
recirculation within the home to avoid smoke exposure. Local
officials may have additional guidance.
Wind Advisory WIND ADVISORY  
Ventura County

  Effective: Fri, 10/16 7:50pm Severity:  Moderate 
  Updated: October 17, 2026 2:00 am Urgency: Expected
  Expires: Sat, 10/17 8:00am Certainty: Likely

Areas Affected: Western Santa Monica Mountains Recreational Area - Santa Susana Mountains - Interstate 5 Corridor - Western San Gabriel Mountains and Highway 14 Corridor - Eastern San Gabriel Mountains
 
Alert Details:
* WHAT...For the Wind Advisory, northeast winds 25 to 35 mph with
gusts up to 55 mph expected.

* WHERE...Eastern San Gabriel Mountains, Interstate 5 Corridor, Santa
Susana Mountains, Western San Gabriel Mountains and Highway 14
Corridor, and Western Santa Monica Mountains Recreational Area.

* WHEN...Until 2 PM PDT Saturday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.

Information:
Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.