SLCESPCO
National Weather Service
Colorado Basin River Forecast Center
Salt Lake City, Utah
February 16, 2021

San Juan Basin Special Forecast Group

February mid-month Forecasts

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


Rio Blanco  FORECAST              
              90%     50%     10%    
   Apr-Jul    30.0    45.0    60.0     


Navajo-Chromo  FORECAST              
              90%     50%     10%    
   Apr-Jul    33.0    49.0    70.0     


Little Navajo-Chromo  FORECAST              
              90%     50%     10%    
   Apr-Jul     2.6     4.5     7.2     
       Feb    0.05    0.06    0.08
       Mar    0.20    0.25    0.40
       Apr     0.6     0.9     1.3


Vallecito Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul    72.0   120.0   172.0     
       Feb     2.3     2.8     3.0
       Mar     3.0     3.7     6.2
       Apr     6.0    10.0    15.0


Navajo Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul   275.0   450.0   655.0     
       Feb    13.0    14.0    20.0
       Mar    27.0    37.0    55.0
       Apr    65.0    75.0   120.0


Animas-Durango  FORECAST              
              90%     50%     10%    
   Apr-Jul   135.0   230.0   340.0     
       Feb     5.8     6.0     6.5
       Mar     9.0    10.0    15.0
       Apr    17.0    23.0    32.0


Lemon Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul    17.0    32.0    49.0     
       Feb     0.3     0.4     0.5
       Mar     0.5     0.7     1.4
       Apr     1.8     2.5     5.0