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  • Fire Weather Watch for San Bernardino and Riverside County Valleys -The Inland Empire County, California
  • Fire Weather Watch issued October 21 at 2:41AM PDT until October 24 at 6:00PM PDT by NWS
  • Effective: Sunday, October 22, 2017 at 6 a.m.
  • Expires: Tuesday, October 24, 2017 at 6 p.m.
  • ...CRITICAL FIRE WEATHER CONDITIONS THIS WEEKEND THROUGH TUESDAY
    BECAUSE OF LOW HUMIDITY AND STRONG GUSTY WINDS...
    .High pressure and areas of strong offshore winds will bring
    areas of gusty northeast to east winds...especially below passes
    and canyons...very low humidity...and hot weather this weekend
    through Tuesday. The most extreme combination of low humidity...
    stronger and more widespread winds...and heat is expected on
    Monday and Tuesday. Winds will begin in the San Bernardino County
    Mountains...the Inland Empire and Santa Ana Mountains this
    morning...then increase in coverage toward the coast and spread
    into San Diego County Sunday through Tuesday. Strongest winds will
    be during the mornings Monday and Tuesday. Winds will decrease
    and humidity will slowly rise Wednesday and beyond.
    ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
    THROUGH TUESDAY AFTERNOON FOR STRONG GUSTY WINDS AND LOW HUMIDITY...
    * WIND...For Sunday...areas of northeast winds 15 to 25 mph with
    gusts to 35 near the coastal foothills and below passes and
    canyons. Stronger and more widespread winds for Monday and
    Tuesday with areas of northeast winds 20 to 30 mph with gusts to
    45 mph. Isolated gusts to 50 mph.
    * HUMIDITY...Lowest daytime humidity of 5 to 10 percent Sunday...
    and around 5 percent Monday and Tuesday with poorest overnight
    recovery in the windier areas near the coastal foothills.
    * TIMING...Sunday through Tuesday...with the most extreme
    combination of low humidity...stronger and more widespread
    winds...and heat on Monday and Tuesday.
    * OUTLOOK...Winds should weaken Wednesday with some improvement
    in humidity.
    * IMPACTS...Any fires that develop will likely spread rapidly...
    especially Monday and Tuesday. Outdoor burning is not
    recommended.

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