Will it ever end? An upper trough extending over the Pacific ocean will gradually shift NE up over WA in the coming days. This lingering moisture and instability will bring showers and t’storms in the afternoon over Mammoth, The Owens Valley (20 – 30%) and even a few over Death Valley (10%). This synoptic pattern looks to continue thru Friday. The weekend looks warmer and drier, as that trough is replaced by a weak ridge…DMATT