Above Lemon, the flows will be bumping with snowmelt, but its still cold and fishing will be tough.
Below Lemon, flows are low and fish will be spooky, so light leaders, flies, and tippet will be in order. Nymphs or dry/droppers.
Patterns/Bugs:
Nymphs: Copper Johns 14-20, Hares Ear 16-18, Prince nymphs 10-16, Czechmate 14-16, Flashback Pheasant Tail 16-20, Duracell Jig 12-16.
Midges 18-24: Black Flash Midge Pupa, Tavs Big Mac, Bling Midge.
Dries: Griffith Gnat 18-22, Bunny Midge 20-24, Parachute Adams 16-20.