red flag, national weather service

Los Angeles under dangerous red flag warnings for extreme fire risk again this week
A particularly dangerous situation red flag warning is in place from noon Monday to 10 a.m. Tuesday local time for a large portion of Ventura and Los Angeles counties.
Weather Words: Red Flag Warning
Red flag criteria is generally when relative humidity is at 15% or less, combined with sustained winds and/or gusts of 25 mph or greater. Both of these conditions must occur simultaneously for at least 3 hours in a 12 hour period, according to the NWS.
LA Weather Timeline: Santa Ana winds to bring ‘Particularly Dangerous Situation’ Red Flag Warning
The NWS has issued a "Particularly Dangerous Situation" Red Flag Warning for Southern California, effective until 10 a.m. Tuesday, with a fire weather watch continuing from Tuesday evening through Thursday evening due to powerful Santa Ana winds.
Red flag warnings reinstated in Southern California as winds pick up, wildfires burn
The National Weather Service (NWS) has reinstated the "Particularly Dangerous Situation" red flag warnings for Southern California on Wednesday.
Map Shows California Is Under Both Freeze and Red Flag Warnings
The NWS map created on Wednesday shows central California under freeze warnings and frost advisories while Southern California is under a red flag warning. The areas shaded in dark purple are under a freeze warning, the areas shaded in blue are under a frost advisory and the areas shaded in hot pink are under a red flag warning.
LA fires: ‘Particularly Dangerous Situation’ warning expires while Red Flag remains in effect
Californians in the greater Los Angeles area have been on edge due to high winds and dry conditions. The Palisades and Eaton fires have killed at least 25 and destroyed thousands of homes.
Southern California faces most urgent warning for strong winds, extreme fire danger
Forecasters in Southern California expect to issue a 'particularly dangerous situation' red flag warning for the coming week as the Santa Ana wind forecast worsens.
Weary California fire victims facing more fierce winds, red flag warning
Two major fires are still uncontained in the Los Angeles area with red flag warnings issued for Monday, meaning powerful Santa Ana winds will make conditions hard for crews to fight already devastating blazes.
L.A. County urged to prepare for dangerous winds, extreme fire weather
Los Angeles County officials urged the public on Monday to prepare as dangerous Santa Ana winds returned to Southern California, raising the risk of more explosive wildfires. The National Weather Service is forecasting another Particularly Dangerous Situation red flag warning and extreme fire weather between noon Monday and 2 p.
Santa Ana winds prompt new fire weather warnings in Southern California
The National Weather Service issued its highest fire weather alert level for portions of the Los Angeles area for Monday into Tuesday morning, as powerful Santa Ana winds return. Threat level: The "Particularly Dangerous Situation" Red Flag Warning indicates any fires that ignite could quickly grow out of control.
Red flag warning issued for Inland Empire, western Coachella Valley as strong winds loom
A red flag warning has been issued for the Inland Empire and some cities in the Coachella Valley as strong gusty winds and ...
Southern California still faces "dangerous" fire weather, Santa Ana winds after PDS warning ends
Southern California will continue to face "dangerous fire weather conditions" including strong Santa Ana winds and extremely ...
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PDS Red Flag Warning issued as Southern California tries to control massive wildfires: What is a PDS warning?
As firefighters struggle to gain control of massive and deadly wildfires that are raging across parts of the Los Angeles area ...
New wildfires prompt evacuations near San Diego as red flag warnings return to LA
As wildfires continued to burn in Los Angeles, several new fires broke out in San Diego County, prompting evacuation orders ...
Red Flag Warning returns to San Diego County, prompting Public Safety Power Shutoffs
The National Weather Service issued a Red Flag Warning starting Monday for San Diego County's inland valleys and mountains.
Winds in Southern California are expected to calm, but the fire threat continues this week
As winds across the Southern California area are calmer than their peak and firefighters are making progress, the threat to ...