Flood Potential Outlook
Issued by NWS Denver/Boulder, CO

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000
FGUS75 KBOU 110001
ESFBOU
COC001-005-013-014-019-031-035-039-047-049-057-
059-069-073-075-087-093-095-115-117-121-123-010000-

WATER SUPPLY OUTLOOK
NATIONAL WEATHER SERVICE DENVER CO
601 PM MDT TUE JUN 10 2014

NATIONAL WEATHER SERVICE/NATURAL RESOURCES CONSERVATION SERVICE
STREAMFLOW FORECASTS FOR NORTH CENTRAL AND NORTHEAST COLORADO AS
OF JUNE 2014.

THE JUNE 10TH BASIN SNOWPACK WAS STILL 490 PERCENT OF AVERAGE IN THE
SOUTH PLATTE RIVER BASIN...298 PERCENT OF AVERAGE IN THE UPPER
COLORADO RIVER BASIN AND 165 PERCENT OF AVERAGE IN THE LARAMIE AND
NORTH PLATTE RIVER BASINS.

HOWEVER...THE MOUNTAIN SNOWPACK WAS MELTING RAPIDLY IN EARLY JUNE.
ON MAY 31ST THE SNOWPACK WAS STILL 76 PERCENT OF THE NORMAL SEASONAL
PEAK SNOWPACK IN THE SOUTH PLATTE BASIN AND 69 PERCENT OF THE MEDIAN
SEASONAL PEAK SNOWPACK IN THE NORTH PLATTE BASIN. BY JUNE 10TH THE
SNOWPACK AT THE SNOTEL SITES IN THE NORTH AND SOUTH PLATTE BASINS
WAS ONLY 25 TO 28 PERCENT OF THE NORMAL SEASONAL PEAKS. THE UPPER
COLORADO RIVER BASIN WAS ONLY 15 PERCENT OF THE NORMAL SEASONAL PEAK
BY JUNE 10TH. THE MOUNTAIN SNOWPACK THIS YEAR IS MELTING EARLIER
THAN IN 2011.

RESERVOIR STORAGE HAS REMAINED AROUND 95 PERCENT OF AVERAGE IN THE
UPPER COLORADO RIVER BASIN THIS WATER YEAR. THE COMBINED STORAGE WAS
UP AT 113 PERCENT OF AVERAGE IN THE SOUTH PLATTE BASIN AT THE END OF
MAY.

STREAMFLOW FORECASTS...JUNE THROUGH JULY STREAMFLOW VOLUME FORECASTS
EAST OF THE CONTINENTAL DIVIDE RANGE FROM AVERAGE TO 150 PERCENT OF
AVERAGE. WEST OF THE DIVIDE IN GRAND AND SUMMIT COUNTIES VOLUME
FORECASTS RANGE FROM 133 TO 181 PERCENT OF AVERAGE.

FOLLOWING ARE STREAMFLOW FORECASTS FOR SELECTED LOCATIONS:

                              MOST PROBABLY FORECAST
                                      VOLUME      PERCENT
STREAM AND STATION         PERIOD     1000 AF      OF AVG
__________________         ______     _______     _______
SOUTH PLATTE RIVER
 ANTERO RESERVOIR INFLOW   JUN-JUL      12.0       120
 SPINNEY MTN RES INFLOW    JUN-JUL      40         118
 11-MILE CANYON RES INFLOW JUN-JUL      41         117
 CHEESMAN LAKE INFLOW      JUN-JUL      66         108
 SOUTH PLATTE              JUN-JUL     106         100

BEAR CREEK
 EVERGREEN ABV             JUN-JUL       9.2       105

CLEAR CREEK
 GOLDEN                    JUN-JUL     100         132

ST VRAIN CREEK
 LYONS                     JUN-JUL      84         145

BOULDER CREEK
 ORODELL                   JUN-JUL      48         133

SOUTH BOULDER CREEK
 ELDORADO SPRINGS          JUN-JUL      31         135

BIG THOMPSON RIVER
 CANYON MOUTH              JUN-JUL      77         122

CACHE LA POUDRE
 CANYON MOUTH              JUN-JUL     215         150

NORTH PLATTE RIVER
 NORTHGATE                 JUN-JUL     167         136

COLORADO RIVER
 LAKE GRANBY               JUN-JUL     225         155

WILLOW CREEK
 WILLOW CREEK RES          JUN-JUL      28         133

FRASER RIVER
 WINTER PARK               JUN-JUL      22         155

WILLIAMS FORK RIVER
 WILLIAMS FORK RES         JUN-JUL      95         146

BLUE RIVER
 DILLON RES                JUN-JUL     185         168
 GREEN MTN RES             JUN-JUL     300         163

MUDDY CREEK
 WOLFORD MTN RES BLW       JUN-JUL      35         181

COLORADO RIVER
 KREMMLING                 JUN-JUL     845         161

THESE FORECASTS REFLECT NATURAL FLOW ONLY. ACTUAL OBSERVED FLOW WILL
LIKELY BE AFFECTED BY UPSTREAM WATER MANAGEMENT.

ADDITIONAL SUPPORTIVE INFORMATION (WEB ADDRESSES ARE IN LOWER CASE):
-VISIT OUR WEB SITE AT WWW.WEATHER.GOV/BOU FOR MORE LOCAL
WEATHER...CLIMATE AND STREAM INFORMATION.
-LONG RANGE PRECIPITATION AND TEMPERATURE OUTLOOKS ARE AVAILABLE AT
HTTP://WWW.CPC.NCEP.NOAA.GOV/PRODUCTS/PREDICTIONS/.
-SNOWPACK AND RESERVOIR DATA ARE AVAILABLE FROM THE NATURAL RESOURCES
CONSERVATIONS SERVICE AT HTTP://WWW.CO.NRCS.USDA.GOV/SNOW/.
-THE U.S. DROUGHT MONITOR IS AVAILABLE AT
HTTP://DROUGHT.UNL.EDU/DM/MONITOR.HTML.

$$
TH



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