SLCESPCO
National Weather Service
Colorado Basin River Forecast Center
Salt Lake City, Utah
May 3, 2024

San Juan Basin Special Forecast Group

May Final 2024 Forecasts

Forecast volumes in thousands of acre-feet (KAF)

Animas-Durango  FORECAST                   OBSERVED
              90%     50%     10%        Apr 
   Apr-Jul   240.0   285.0   365.0       34.0  
       May    90.0   110.0   127.0
       Jun    89.0   106.0   136.0
       Jul    27.0    35.0    68.0


Navajo Reservoir  FORECAST                   OBSERVED
              90%     50%     10%        Apr 
   Apr-Jul   320.0   420.0   530.0      120.0  
       May   145.0   195.0   225.0
       Jun    55.0    98.0   140.0
       Jul     0.0     7.0    45.0


Vallecito Reservoir  FORECAST                   OBSERVED
              90%     50%     10%        Apr 
   Apr-Jul   118.0   138.0   167.0       27.0  
       May    49.0    57.0    65.0
       Jun    32.0    41.0    53.0
       Jul    10.0    13.0    22.0


Lemon Reservoir  FORECAST                   OBSERVED
              90%     50%     10%        Apr 
   Apr-Jul    29.0    38.0    48.0        5.8  
       May    10.7    15.0    18.2
       Jun    10.0    14.0    18.0
       Jul     2.5     3.2     6.0