Excessive Heat in South Central Siskiyou County, California

On 08/10/21, the reported low temperatures in this zone ranged from 49 to 56 degrees and the high temperatures ranged from 95 to 98 degrees. On 08/11/21, the reported low temperatures in this zone ranged from 51 to 55 degrees and the high temperatures ranged from 98 to 99 degrees. On 08/12/21, the reported low temperatures in this zone ranged from 50 to 58 degrees and the high temperatures ranged from 95 to 99 degrees. On 08/13/21, the reported low temperatures in this zone ranged from 58 to 59 degrees and the only reported high temperature was 94 degrees. On 08/14/21, the only reported low temperature in this zone was 60 degrees and the only reported high was 99 degrees. On 08/15/21, the only reported low temperature in this zone was 61 degrees and the high temperatures ranged from 96 to 103 degrees.

A strong ridge supported a heat wave over northern California during this interval.