Hoppers and droppers are the day in and out killers in Zebras, pheasant tails in bead-head patterns, 1.5 to 2 feet back. Probably the river of choice in the West right now. Good PMD hatch and fish are still imprinted with salmonflies. They are starting to eat the summertime attractors such as Chernobyl Ants, Club Sandwiches and Chernobyl Hoppers. Big splats catch fish.
Ugly weather makes big attractors work, and streamer fishing picks up.
Strip it, make 'em swim. Lee's Ferry Good news from down south. This year it is low and hot but nymph fishing is good, some of the best summer fishing ever. Sporadic, but worth it. As darkness falls, spend a half hour or so prospecting with a huge dry of any type, or fish a streamer or Woolly Bugger.