SLCESPCO National Weather Service Colorado Basin River Forecast Center Salt Lake City, Utah September 1, 2015 San Juan Basin Special Forecast Group August Final Forecasts Seasonal and Monthly forecasts for 2015 Forecast volumes in thousands of acre-feet (KAF) Exceedance probabilities in percent. Animas - Durango FORECAST 90% 50% 10% Sep 16.0 21.0 36.0 Oct 14.0 21.0 34.0 Nov 13.0 16.0 22.0