WEATHER »
  • Red Flag Warning for Santa Barbara County Central Coast County, California
  • Red Flag Warning issued December 20 at 2:23PM PST until December 21 at 10:00AM PST by NWS
  • Effective: Wednesday, December 20, 2017 at 6 p.m.
  • Expires: Thursday, December 21, 2017 at 10 a.m.
  • ...RED FLAG WARNING IN EFFECT FROM THIS EVENING THROUGH THURSDAY
    MORNING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY OVER THE SANTA
    BARBARA COUNTY MOUNTAINS AND SOUTH COAST...
    ...RED FLAG WARNING IN EFFECT FROM EARLY THURSDAY THROUGH FRIDAY
    MORNING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY OVER MUCH OF LOS
    ANGELES AND VENTURA COUNTIES...
    .A strong low pressure trough pushing across the Great Basin
    and a cold front over the fire district will bring gusty northwest
    winds this evening, then transition to a Sundowner and strong
    north winds down the I-5 corridor to the Santa Monica Mountains
    overnight. This will bring significant wind gusts of 40-60 mph to
    the Thomas Fire this evening into Thursday morning. While
    humidities start off above 50 percent in most areas, they will
    drop to the 20-35 percent range later this evening and overnight.
    The flow will turn northeasterly early Thursday morning and
    continue into early Friday, which will focus the winds over Los
    Angeles and Ventura Counties. Humidities will quickly dry into the
    teens and local single digits on Thursday along with poor
    overnight recoveries Thursday night, then winds will decrease on
    Friday.
    ...RED FLAG WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
    10 AM PST THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY OVER THE
    SANTA BARBARA COUNTY MOUNTAINS AND SOUTH COAST...
    * Winds...North 20 to 30 mph with gusts to 50 mph. Isolated gusts
    to 60 mph possible in the foothills above Montecito.
    * Relative Humidity...Lowering to 20 to 35 percent overnight.
    * Impacts...If fire ignition occurs, conditions are favorable
    for extreme fire behavior which would threaten life and
    property. Use extreme caution with potential fire ignition
    sources.

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