IMO Grand lake sucks for salmon fishing compared to lakes like Wolford, which is 40 miles west in kremmling. I'd honestly go there over any other spot, but if you got your heart set on the picturesque setting of grand lake because you ate yourself Into a food coma at fat cats.... I suggest trying places that have running water in the autumn. Think inlets, canals and tunnels.., which are all In the vicinity. Also check www.fishingwithbernie.com and hit him up, he can give you good tips and can help with getting you into fish if you solicit his services.