Extended Streamflow Prediction
Issued by NWS Missouri Basin, Pleasant Hill

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FGUS63 KKRF 141751
ESPKRF

MISSOURI  BASIN RIVER  FORECAST  CENTER
WATER  SUPPLY  STATEMENT
ISSUED IN COOPERATION WITH NATURAL RESOURCES CONSERVATION SERVICE
ISSUED:  AUGUST 14, 2015


UPPER MISSOURI BASIN

JULY PRECIPITATION WAS MAINLY ABOVE AVERAGE ACROSS THE UPPER MISSOURI
BASIN.  BASIN PRECIPITATION SUMMARIES FOR THE MISSOURI BASIN INCLUDE:
MILK ST. MARY, 78 PERCENT; MILK CANADA, 109 PERCENT; LOWER MILK, 171
PERCENT; ABOVE TOSTON, 165 PERCENT; TOSTON TO FT. PECK, 127 PERCENT.

OF THE FOUR MAJOR IRRIGATION RESERVOIRS IN MONTANA:  LIMA RESERVOIR
HAD 37 PERCENT AVERAGE STORAGE, CLARK CANYON WAS HOLDING 67 PERCENT OF
AVERAGE WATER, GIBSON RESERVOIR HAD 26 PERCENT OF AVERAGE STORED
WATER, AND FRESNO RESERVOIR HAD 100 PERCENT OF AVERAGE STORED WATER.
THE  MAJOR  HYDROELECTRIC  RESERVOIRS  IN  MONTANA (CANYON  FERRY AND
FORT PECK) HAD MONTHEND STORAGE IN THE ABOVE AVERAGE RANGE; 97 AND
111 PERCENT OF AVERAGE WATER, RESPECTIVELY.

YELLOWSTONE BASIN

PRECIPITATION DURING THE MONTH OF JULY WAS ABOUT 124 PERCENT OF
AVERAGE IN THE WIND RIVER BASIN ABOVE BOYSEN RESERVOIR, 111 PERCENT
OF AVERAGE IN THE UPPER YELLOWSTONE BASIN, 98 PERCENT OF AVERAGE
IN THE BIGHORN BASIN, AND 74 PERCENT OF AVERAGE IN THE LITTLE
BIGHORN BASINS-UPPER TONGUE BASINS, 67 PERCENT OF AVERAGE IN THE
POWDER RIVER BASIN, AND 85 PERCENT OF AVERAGE IN THE LOWER
YELLOWSTONE BASIN.

MONTHEND STORAGE WAS 104 PERCENT OF AVERAGE AT BIGHORN RESERVOIR ON
THE WYOMING/MONTANA BORDER.

PLATTE BASIN

PRECIPITATION DURING JULY IN THE PLATTE BASIN WAS ABOVE
AVERAGE.  JULY PRECIPITATION IN THE NORTH PLATTE BASIN
ABOVE SEMINOE RESERVOIR WAS 144 PERCENT OF AVERAGE.  IN THE
NORTH PLATTE BASIN BETWEEN SEMINOE RESERVOIR AND GUERNSY
RESERVOIR PRECIPITATION WAS 100 PERCENT OF AVERAGE. THE NORTH
PLATTE BASIN BELOW GUERNSY RESERVOIR HAD 133 PERCENT OF AVERAGE
PRECIPITATION. THE HIGH ELEVATIONS OF THE SOUTH PLATTE BASIN HAD
115 PERCENT OF AVERAGE JULY PRECIPITATION WHEREAS THE PLAINS
HAD 103 PERCENT OF AVERAGE PRECIPITATION.

STORED WATER IN THE SOUTH PLATTE BASIN WAS 120 PERCENT OF AVERAGE.



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