Red Flag Warning in effect 9/5,3pm through 9/7,10pm
...RED FLAG WARNING IN EFFECT FROM THIS AFTERNOON THROUGH SATURDAY EVENING FOR ALL MOUNTAINS AND THE SANTA BARBARA SOUTH COAST FOR EXTREME HEAT AND DRY CONDITIONS WITH LOCALLY GUSTY WINDS... ...WIDESPREAD ELEVATED TO BRIEF CRITICAL FIRE WEATHER CONDITIONS THROUGH THE WEEKEND INLAND OF THE BEACHES FOR VERY HOT AND DRY CONDITIONS, LOCALLY GUSTY WINDS, AND POTENTIAL FOR LARGE VERTICAL PLUMEGROWTH... .DISCUSSION...A long duration heat wave continues to ramp up towards the Friday peak,with minimal improvement after through Saturday or Sunday. Peak high temperatures between 107 and 117 will become common over the valleys, lower mountains and deserts. Inland coastal plains will see peak highs between 93 and 103, including the Santa Barbara foothills. Overnight lows will bring little relief to the foothills and deserts, with lows in the 80s common and some locations not going below 90. Humidities will lower as well, with minimum humidities generally in the 8 to 15 percent range over the valleys and mountains and poor to minimal overnight recoveries. Sundowner winds will increase over southern Santa Barbara County, peaking tonight and Friday night with gusts between 25 and 40 mph common over most of the Santa Ynez Range.