SLCESPCO National Weather Service Colorado Basin River Forecast Center Salt Lake City, Utah September 15, 2016 San Juan Basin Special Forecast Group September Mid Month Forecasts Seasonal and Monthly forecasts for 2016 Forecast volumes in thousands of acre-feet (KAF) Exceedance probabilities in percent. Animas - Durango FORECAST 90% 50% 10% Sep 18.0 23.0 35.0 Oct 15.0 21.0 37.0 Nov 13.0 16.0 22.0