Missouri Basin River Forecast Center
Water Supply Statement
Issued in cooperation with the Natural
Resources Conservation Service
Issued:  July 18, 2014


UPPER MISSOURI BASIN

 

JUNE PRECIPITATION RANGED FROM ABOVE TO BELOW AVERAGE ACROSS THE UPPER MISSOURI
BASIN. BASIN PRECIPITATION SUMMARIES FOR THE MISSOURI BASIN INCLUDE:
MILK ST. MARY, 170 PERCENT; MILK CANADA, 162 PERCENT; LOWER MILK, 118
PERCENT; ABOVE TOSTON, 100 PERCENT; TOSTON TO FT. PECK, 123 PERCENT.

OF THE FOUR MAJOR IRRIGATION RESERVOIRS IN MONTANA: LIMA RESERVOIR
HAD 52 PERCENT AVERAGE STORAGE, CLARK CANYON WAS HOLDING 73 PERCENT OF
AVERAGE WATER, GIBSON RESERVOIR HAD 109 PERCENT OF AVERAGE STORED
WATER, AND FRESNO RESERVOIR HAD 129 PERCENT OF AVERAGE STORED WATER.
THE MAJOR HYDROELECTRIC RESERVOIRS IN MONTANA (CANYON FERRY AND
FORT PECK) HAD MONTHEND STORAGE IN THE ABOVE AVERAGE RANGE; 103 AND
103 PERCENT OF AVERAGE WATER, RESPECTIVELY.


 

YELLOWSTONE BASIN



PRECIPITATION DURING THE MONTH OF JUNE WAS ABOUT 68 PERCENT OF
AVERAGE IN THE WIND RIVER BASIN ABOVE BOYSEN RESERVOIR, 106 PERCENT
OF AVERAGE IN THE UPPER YELLOWSTONE BASIN, 115 PERCENT OF AVERAGE
IN THE BIGHORN BASIN, AND 100 PERCENT OF AVERAGE IN THE LITTLE
BIGHORN BASINS-UPPER TONGUE BASINS, 135 PERCENT OF AVERAGE IN THE
POWDER RIVER BASIN, AND 127 PERCENT OF AVERAGE IN THE LOWER
YELLOWSTONE BASIN.

MONTHEND STORAGE WAS 98 PERCENT OF AVERAGE AT BIGHORN RESERVOIR ON
THE WYOMING/MONTANA BORDER.



 

PLATTE BASIN



PRECIPITATION DURING JUNE IN THE PLATTE BASIN WAS BELOW
AVERAGE. JUNE PRECIPITATION IN THE NORTH PLATTE BASIN
ABOVE SEMINOE RESERVOIR WAS 27 PERCENT OF AVERAGE. IN THE
NORTH PLATTE BASIN BETWEEN SEMINOE RESERVOIR AND GUERNSY
RESERVOIR PRECIPITATION WAS 67 PERCENT OF AVERAGE. THE NORTH
PLATTE BASIN BELOW GUERNSY RESERVOIR HAD 80 PERCENT OF AVERAGE
PRECIPITATION. THE HIGH ELEVATIONS OF THE SOUTH PLATTE BASIN HAD
48 PERCENT OF AVERAGE JUNE PRECIPITATION WHEREAS THE PLAINS
HAD 107 PERCENT OF AVERAGE PRECIPITATION.

STORED WATER IN THE SOUTH PLATTE BASIN STORED WATER WAS 107 PERCENT
OF AVERAGE.
 

          Precipitation Map

 

 

June 2014                Oct-June WY 2014

                          

June 2014 Precipitation Percent of 1981-2010 Average    Oct-Jun  WY2014 Precipitation as Percent of 1981-2010 Average

 


June 2014 Basin Mean Precipitation                       Oct-Jun WY2014 Basin Mean Precipitation

                               

June 2014 MBRFC Basin Mean Precipitation             Oct-Jun WY2014 MBRFC Basin Mean Precipitation

 

 

 

 

 

 

 

 

 


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