Rafting the Salt River in Arizona is all about snow melt and timing. The links below are what we (the experts) use to see how things are shaping up over the winter and what level (cfs or cubic feet per second) the river is currently running.

Salt River at Chrysotile: Current Level and Forecasted Levels
Black River at Fort Apache
White River at Fort Apache
Verde River at Camp Verde
Tonto Creek
Gila River at Redrock NM
Data for the Nation

Globe, AZ Weather Forecast
Temperatures at the river (3355ft) which is about 600ft higher than Globe (2726ft) White Mountains, AZ Weather Forecast
We use this to see what is coming in the winter above 7,000ft
Snow Water Equivalent Percent of Average, Snowtell, USDA
Estimate of water content as a percentage of average measured since 1978
Sunrise Park Resort
This is where the river starts: ski report and webcam of the mnt, Apache Peak 11,100
Hannagan Meadows and Baldy snowtell gauges
What is running according to American Whitewater
Animas River Silverton Animas River Durango Piedra River