Temperatures were near or above 80F Monday afternoon in Star Valley and warmer yet in Southeast Idaho.
|Maximum Temperatures Monday June 19 2017|
However further south into Arizona, Southern Nevada and the deserts of California a dangerous heat wave is in progress. The hottest honors go to Death Valley CA at 125F but not far behind was 123F at Needles Ca. Following is the map of the maximum temperatures across the Western States today.