Weather & Atmospheric Forecast August 12thArea Forecast DiscussionOwens Valley / Mammoth Lakes / Mono County / Death ValleyDennis Mattinson / Weather & Atmospheric ForecasterSynopsis – WED AUG 12 2026Dominant high pressure has shifted East. Along with this, a weak cut off low off the coast will provide additional moisture (PWs 1.0″ – 1.2″), particularly over higher terrain. This action will provide a better chance of afternoon showers and t-storms today thru late week. This mid week moisture surge will provide widespread cooling. Bishop by Friday will see a high of only 88°, some 5° below average…DMATTArea Wide Temperatures Today:Bishop: 90 / 53Big Pine: 89 / 57Independence: 90 / 63Lone Pine: 89 / 66Olancha: 91 / 69Mammoth Lakes: 70 / 49Death Valley: 114 / 90Like this: Like Loading…Related