Area Forecast Discussion
Owens Valley / Mammoth Lakes / Mono County / Death Valley
Dennis Mattinson / Sierra Atmospheric Forecaster

Synopsis – WED JUL 09 2025

Warm temps continue this week, increasing to heatwave proportions over the weekend into Monday. All due to a 596 – 598 dm high pressure system sliding Westward Wednesday / Thursday. So Critical Fire Weather continues, with low RH in our Forecast Area. What this means temperature wise in Bishop by Monday is 105° and Death Valley 125°. ..DMATT

Area Wide Temperatures Today:

Bishop: 100 / 53
Big Pine: 100 / 60
Independence: 102 / 66
Lone Pine: 102 / 69
Olancha: 103 / 70
Mammoth Lakes: 75 / 47
Death Valley: 122 / 91