United States Department of Agriculture
Natural Resources Conservation Service
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MONTANA SNOTEL Year-to-Date Precipitation Update Graph



As of TUESDAY: SEPTEMBER 16 , 2014
BasinYear-to-Date Precipitation Percent of Average
KOOTENAI RIVER BASINPercentage Bar 99% 99%
FLATHEAD RIVER BASINPercentage Bar 106% 106%
UPPER CLARK FORK RIVER BASINPercentage Bar 104% 104%
BITTERROOT RIVER BASINPercentage Bar 110% 110%
LOWER CLARK FORK RIVER BASINPercentage Bar 99% 99%
JEFFERSON RIVER BASINPercentage Bar 107% 107%
MADISON RIVER BASINPercentage Bar 111% 111%
GALLATIN RIVER BASINPercentage Bar 115% 115%
MISSOURI HEADWATERSPercentage Bar 109% 109%
HEADWATERS MISSOURI MAINSTEMPercentage Bar 115% 115%
SMITH, JUDITH, AND MUSSELSHELL RIVER BASINSPercentage Bar 111% 111%
SUN, TETON AND MARIAS RIVER BASINSPercentage Bar 107% 107%
MISSOURI MAINSTEM RIVER BASINPercentage Bar 110% 110%
ST MARY AND MILK RIVER BASINSPercentage Bar 103% 103%
UPPER YELLOWSTONE RIVER BASINPercentage Bar 120% 120%
WIND RIVER BASIN (WYOMING)Percentage Bar 90% 90%
SHOSHONE RIVER BASIN (WYOMING)Percentage Bar 127% 127%
BIGHORN RIVER BASIN (WYOMING)Percentage Bar 119% 119%
TONGUE RIVER BASIN (WYOMING)Percentage Bar 115% 115%
POWDER RIVER BASIN (WYOMING)Percentage Bar 121% 121%
LOWER YELLOWSTONE RIVER BASINPercentage Bar 109% 109%

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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