WEATHER »
  • Excessive Heat Warning for Catalina Island County, California
  • Excessive Heat Warning issued September 02 at 3:10PM PDT until September 02 at 10:00PM PDT by NWS
  • Effective: Saturday, September 2, 2017 at 3:10 p.m.
  • Expires: Saturday, September 2, 2017 at 10 p.m.
  • ...Dangerous heat is expected to continue across much of
    southwest California through late this evening...
    Strong high pressure will continue to produce dangerously high
    temperatures across the region through late this evening.
    Widespread triple digit heat continued today with the hottest
    areas exceeding 110 degrees. It will remain very warm through
    late this evening.
    Clouds and possible showers and thunderstorms should bring
    significant cooling to most areas on Sunday, though well above
    normal temperatures will likely continue across coastal areas as
    well as interior San Luis Obispo and Santa Barbara Counties.
    Additional humidity associated with the remnants of the tropical
    system Lidia will add to the discomfort.
    ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
    EVENING...
    * TEMPERATURES...High temperatures will be between 100 and 108
    degrees. It will remain in the mid 80s to mid 90s through late
    this evening.
    * Impacts...The very high temperatures will create a dangerous
    situation in which heat related illnesses are possible.
    Temperatures inside vehicles, even if the windows are
    partially open, can quickly rise to life-threatening levels.

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