SLCESPCO National Weather Service Colorado Basin River Forecast Center Salt Lake City, Utah September 17, 2018 San Juan Basin Special Forecast Group September Mid-Month Forecasts Seasonal and Monthly forecasts for 2018 Forecast volumes in thousands of acre-feet (KAF) Exceedance probabilities in percent. Animas - Durango FORECAST 90% 50% 10% Sep 6.0 8.0 14.0 Oct 6.0 10.0 18.0 Nov 6.0 8.0 12.0