SLCESPCO
National Weather Service
Colorado Basin River Forecast Center
Salt Lake City, Utah
March 15, 2018

San Juan Basin Special Forecast Group

March mid-month Forecasts

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


Rio Blanco  FORECAST              
              90%     50%     10%    
   Apr-Jul    12.0    23.0    45.0     


Navajo-Chromo  FORECAST              
              90%     50%     10%    
   Apr-Jul    20.0    35.0    48.0     


Little Navajo-Chromo  FORECAST              
              90%     50%     10%    
   Apr-Jul     1.0     3.0     5.0     
       Mar     0.1     0.2     0.3
       Apr     0.2     0.5     1.0
       May     0.3     1.5     2.5


Vallecito Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul    35.0    73.0   111.0     
       Mar     3.0     4.0     6.0
       Apr     4.0     6.0    11.0
       May    16.0    31.0    41.0


Navajo Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul   130.0   265.0   410.0     
       Mar    22.0    27.0    35.0
       Apr    35.0    54.0    85.0
       May    65.0   122.0   180.0


Animas-Durango  FORECAST              
              90%     50%     10%    
   Apr-Jul    87.0   150.0   225.0     
       Mar     7.0     9.0    11.0
       Apr    13.0    17.0    26.0
       May    34.0    59.0    81.0


Lemon Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul     7.0    16.0    26.0     
       Mar     0.5     1.0     1.5
       Apr     1.0     2.0     3.0
       May     3.0     7.0    10.0