SLCESPCO
National Weather Service
Colorado Basin River Forecast Center
Salt Lake City, Utah
January 18, 2022

San Juan Basin Special Forecast Group

January mid-month Forecasts

Seasonal and Monthly forecasts
Forecast volumes in thousands of acre-feet (KAF)


Rio Blanco  FORECAST              
              90%     50%     10%    
   Apr-Jul    33.0    43.0    67.0     


Navajo-Chromo  FORECAST              
              90%     50%     10%    
   Apr-Jul    40.0    52.0    80.0     


Little Navajo-Chromo  FORECAST              
              90%     50%     10%    
   Apr-Jul     2.9     4.4     9.0     
       Jan    0.08    0.09     0.10
       Feb    0.08    0.10     0.14
       Mar    0.20    0.30     0.50


Vallecito Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul   116.0   150.0   220.0     
       Jan     3.6     3.7     3.8
       Feb     2.9     3.1     3.7
       Mar     3.6     5.0     8.0


Navajo Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul   375.0   510.0   850.0     
       Jan    13.0    14.0    19.0
       Feb    14.0    17.0    30.0
       Mar    31.0    40.0    75.0


Animas-Durango  FORECAST              
              90%     50%     10%    
   Apr-Jul   260.0   345.0   500.0     
       Jan     9.5    10.0    10.5
       Feb     7.5     9.0    11.0
       Mar    10.0    13.0    22.0


Lemon Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul    30.0    40.0    59.0     
       Jan    0.50    0.56    0.60
       Feb    0.40    0.50    0.60
       Mar    0.60    0.80    2.8