United States Department of Agriculture
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MONTANA SNOTEL Year-to-Date Precipitation Update Graph



As of FRIDAY: DECEMBER 19 , 2014
BasinYear-to-Date Precipitation Percent of Average
KOOTENAI RIVER BASINPercentage Bar 105% 105%
FLATHEAD RIVER BASINPercentage Bar 113% 113%
UPPER CLARK FORK RIVER BASINPercentage Bar 110% 110%
BITTERROOT RIVER BASINPercentage Bar 118% 118%
LOWER CLARK FORK RIVER BASINPercentage Bar 106% 106%
JEFFERSON RIVER BASINPercentage Bar 89% 89%
MADISON RIVER BASINPercentage Bar 77% 77%
GALLATIN RIVER BASINPercentage Bar 88% 88%
MISSOURI HEADWATERSPercentage Bar 86% 86%
HEADWATERS MISSOURI MAINSTEMPercentage Bar 108% 108%
SMITH, JUDITH, AND MUSSELSHELL RIVER BASINSPercentage Bar 102% 102%
SUN, TETON AND MARIAS RIVER BASINSPercentage Bar 121% 121%
MISSOURI MAINSTEM RIVER BASINPercentage Bar 115% 115%
ST MARY AND MILK RIVER BASINSPercentage Bar 123% 123%
UPPER YELLOWSTONE RIVER BASINPercentage Bar 94% 94%
WIND RIVER BASIN (WYOMING)Percentage Bar 94% 94%
SHOSHONE RIVER BASIN (WYOMING)Percentage Bar 95% 95%
BIGHORN RIVER BASIN (WYOMING)Percentage Bar 90% 90%
TONGUE RIVER BASIN (WYOMING)Percentage Bar 73% 73%
POWDER RIVER BASIN (WYOMING)Percentage Bar 82% 82%
LOWER YELLOWSTONE RIVER BASINPercentage Bar 88% 88%

Legend: Percentage Bar Below 70% <70% Percentage Bar 70-90% 70-90% Percentage Bar 91-110% 91-110% Percentage Bar 111-130% 111-130% Percentage Bar Above 130% >130%

* = Data are not available or data may not provide a valid measure of conditions for over half of the sites within the basin.

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