Water Resources Data System & State Climate Office

United States Natural Resources Water and Climate Center Department of Conservation Portland, Oregon Agriculture Service S N O W - P R E C I P I T A T I O N U P D A T E Based on Mountain Data from NRCS SNOTEL Sites As of TUESDAY: AUGUST 26 , 2014 ------------------------------------------------------------------------------ BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION Data Site Name (Ft) % % Current Median Median Current Average Avg ------------------------------------------------------------------------------ WYOMING SNAKE RIVER BASE CAMP 7030 .0 .0 * 36.4 30.1 121 BLACK BEAR 8170 .0 .0 * 55.3 52.6 105 BLIND BULL SUM 8650 .0 .0 * 34.0 28.8 118 COTTONWOOD CREEK 7670 .1 .0 * 48.6 36.6 133 EAST RIM DIVIDE 7930 .0 .0 * 23.3 18.4 127 GRAND TARGHEE 9260 .1 .0 * 53.6 45.4 118 GRANITE CREEK 6770 .0 .0 * 34.2 27.9 123 GRASSY LAKE 7265 .3 .0 * 55.8 49.6 112 GROS VENTRE SUMMIT 8750 .0 .0 * 24.3 21.5 113 GUNSIGHT PASS 9820 .0 .0 * 31.5 23.4 135 LEWIS LAKE DIVIDE 7850 .0 .0 * 57.2 48.4 118 PHILLIPS BENCH 8200 .0 .0 * 47.0 39.3 120 SALT RIVER SUMMIT 7760 .0 .0 * 28.0 24.7 113 SNAKE RIVER STATION 6920 .0 .0 * 39.4 33.0 119 SPRING CREEK DIVIDE 9000 .2 .0 * 43.0 33.6 128 THUMB DIVIDE 7980 .0 .0 * 29.9 28.1 106 TOGWOTEE PASS 9580 .2 .0 * 43.6 36.3 120 TWO OCEAN PLATEAU 9240 -M .0 * 47.7 40.7 117 WILLOW CREEK 8380 .2 .0 * 57.4 48.9 117 YOUNTS PEAK 8350 -M .0 * -M 26.6 * ----- ----- Basin Index (%) * 118 MADISON-GALLATIN BLACK BEAR 8170 .0 .0 * 55.3 52.6 105 CANYON 7870 .0 .0 * 23.9 26.0 92 MADISON PLATEAU 7750 .0 .0 * 37.8 38.6 98 WEST YELLOWSTONE 6700 .0 .0 * 26.1 22.7 115 WHISKEY CREEK 6800 .0 .0 * 32.2 31.0 104 ----- ----- Basin Index (%) * 103 YELLOWSTONE BEARTOOTH LAKE 9360 .0 .0 * 42.5 31.0 137 BURNT MTN 5880 .0 .0 * 32.0 27.3 117 CANYON 7870 .0 .0 * 23.9 26.0 92 COLE CREEK 7850 .0 .0 * 30.2 28.3 107 EVENING STAR 9200 .0 .0 * 53.9 42.2 128 FISHER CREEK 9100 .0 .0 * 55.9 48.7 115 NORTHEAST ENTRANCE 7350 .0 .0 * 25.3 23.0 110 PARKER PEAK 9400 .0 .0 * 43.5 29.7 146 SYLVAN LAKE 8420 .0 .0 * 42.7 35.7 120 THUMB DIVIDE 7980 .0 .0 * 29.9 28.1 106 TWO OCEAN PLATEAU 9240 -M .0 * 47.7 40.7 117 WHITE MILL 8700 .0 .0 * 42.3 38.0 111 WOLVERINE 7650 .0 .0 * 26.7 21.6 124 ----- ----- Basin Index (%) * 118 WIND RIVER BURROUGHS CREEK 8750 .0 .0 * 3.4 26.2 13 CASTLE CREEK 8400 .0 -M * 21.5 -M * COLD SPRINGS 9630 .0 .0 * 21.7 19.8 110 DEER PARK 9700 .0 .0 * 29.1 32.6 89 HOBBS PARK 10100 .0 .0 * 24.3 25.6 95 KIRWIN 9550 .0 .0 * 27.7 23.7 117 LITTLE WARM 9370 .0 .0 * 25.4 23.5 108 OWL CREEK 8975 .0 .0 * 13.3 15.4 86 SOUTH PASS 9040 .0 .0 * 21.0 27.7 76 ST. LAWRENCE ALT 8620 .0 .0 * 15.7 18.7 84 TOGWOTEE PASS 9580 .2 .0 * 43.6 36.3 120 TOWNSEND CREEK 8700 .0 .0 * 18.0 22.5 80 ----- ----- Basin Index (%) * 89 BIGHORN BASIN BALD MTN. 9380 .0 .0 * 33.2 29.5 113 BEAR TRAP MEADOW 8200 .0 .0 * 24.3 18.7 130 BONE SPRINGS DIV 9350 .0 .0 * 29.9 28.6 105 GRAVE SPRINGS 8550 .0 .0 * 22.2 20.9 106 KIRWIN 9550 .0 .0 * 27.7 23.7 117 MARQUETTE 8760 .0 -M * 23.7 -M * MIDDLE POWDER 7760 .0 .0 * 28.8 22.5 128 OWL CREEK 8975 .0 .0 * 13.3 15.4 86 POWDER RIVER PASS 9480 .0 .0 * 29.8 24.4 122 SHELL CREEK 9580 .0 .0 * 30.0 25.7 117 TIMBER CREEK 7950 .0 .0 * 20.6 18.9 109 ----- ----- Basin Index (%) * 114 SHOSHONE RIVER BLACKWATER 9780 .0 .0 * 42.6 33.6 127 EVENING STAR 9200 .0 .0 * 53.9 42.2 128 MARQUETTE 8760 .0 -M * 23.7 -M * SYLVAN ROAD 7120 .0 .0 * 31.7 26.4 120 YOUNTS PEAK 8350 -M .0 * -M 26.6 * ----- ----- Basin Index (%) * 125 POWDER RIVER BEAR TRAP MEADOW 8200 .0 .0 * 24.3 18.7 130 CLOUD PEAK RESERVOIR 9860 .0 .0 * 34.7 27.7 125 GRAVE SPRINGS 8550 .0 .0 * 22.2 20.9 106 HANSEN SAWMILL 8360 .0 .0 * 23.7 19.8 120 MIDDLE POWDER 7760 .0 .0 * 28.8 22.5 128 POWDER RIVER PASS 9480 .0 .0 * 29.8 24.4 122 SOLDIER PARK 8720 .0 -M * 24.2 -M * ----- ----- Basin Index (%) * 122 TONGUE RIVER BIG GOOSE 7990 .0 .0 * 25.6 22.2 115 BONE SPRINGS DIV 9350 .0 .0 * 29.9 28.6 105 BURGESS JUNCTION 7880 .0 .0 * 25.8 23.4 110 DOME LAKE 8880 .0 .0 * 31.2 25.7 121 LITTLE GOOSE 8870 .0 -M * 30.8 -M * SUCKER CREEK 8880 .0 .0 * 31.5 27.4 115 TIE CREEK 6870 .0 .0 * 26.1 24.5 107 ----- ----- Basin Index (%) * 112 BELLE FOURCHE COLE CANYON 5910 .0 .0 * 25.8 23.4 110 ----- ----- Basin Index (%) * 110 CHEYENNE RIVER BASIN BLIND PARK 6890 .0 .0 * 29.2 25.6 114 NORTH RAPID CREEK 6130 .0 .0 * 30.6 25.0 122 ----- ----- Basin Index (%) * 118 UPPER N. PLATTE ARAPAHO RIDGE 10960 .0 .0 * 41.6 35.5 117 BLACKHALL MTN 9820 .0 -M * 49.7 -M * COLUMBINE 9160 .0 .0 * 46.9 35.9 131 DIVIDE PEAK 8880 .0 .0 * 34.2 31.4 109 JOE WRIGHT 10120 .0 .0 * 50.3 41.1 122 LAPRELE CREEK 8375 .0 .0 * 21.2 22.5 94 MED BOW 10500 .0 -M * 54.6 -M * NORTH FRENCH CREEK 10130 .0 .0 * 49.9 40.7 123 NEVER SUMMER 10280 .0 .0 * 37.7 -M * OLD BATTLE 10000 .0 .0 * 51.3 48.6 106 RAWAH 9020 .0 .0 * 32.0 24.7 130 SAGE CREEK BASIN 7850 .0 .0 * 19.6 21.1 93 SAND LAKE 10050 .0 .0 * 47.2 38.6 122 SOUTH BRUSH CREEK 8440 .0 .0 * 22.6 25.2 90 TOWER 10500 .0 .0 * 66.9 55.2 121 WEBBER SPRINGS 9250 .0 .0 * 43.0 37.8 114 WILLOW CREEK PASS 9540 .0 .0 * 28.7 23.9 120 ZIRKEL 9340 .0 .0 * 54.5 40.0 136 ----- ----- Basin Index (%) * 117 SWEETWATER DEER PARK 9700 .0 .0 * 29.1 32.6 89 LARSEN CREEK 9000 .1 .0 * 21.5 -M * SOUTH PASS 9040 .0 .0 * 21.0 27.7 76 ----- ----- Basin Index (%) * 83 LOWER N. PLATTE CASPER MTN. 7900 .0 .0 * 24.6 26.0 95 LAPRELE CREEK 8375 .0 .0 * 21.2 22.5 94 RENO HILL 8400 .0 .0 * 31.8 26.8 119 WINDY PEAK 7900 .0 .0 * 23.7 21.2 112 ----- ----- Basin Index (%) * 105 LARAMIE RIVER BROOKLYN LAKE 10240 .0 .0 * 42.2 33.4 126 CINNABAR PARK 9574 .0 .0 * 41.4 35.5 117 CROW CREEK 8330 .0 .0 * 24.8 23.8 104 DEADMAN HILL 10220 .0 .0 * 37.0 28.9 128 RAWAH 9020 .0 .0 * 32.0 24.7 130 ROACH 9700 .0 .0 * 39.0 31.0 126 ----- ----- Basin Index (%) * 122 S. PLATTE BLACK MOUNTAIN 8920 .0 -M * 25.9 -M * CROW CREEK 8330 .0 .0 * 24.8 23.8 104 DEADMAN HILL 10220 .0 .0 * 37.0 28.9 128 ----- ----- Basin Index (%) * 117 LITTLE SNAKE RIVER BATTLE MOUNTAIN 7440 .0 .0 * 24.5 22.3 110 DIVIDE PEAK 8880 .0 .0 * 34.2 31.4 109 ELK RIVER 8700 .0 .0 * 33.0 30.0 110 LITTLE SNAKE RIVER 8915 .0 .0 * 46.8 40.6 115 OLD BATTLE 10000 .0 .0 * 51.3 48.6 106 SAGE CREEK BASIN 7850 .0 .0 * 19.6 21.1 93 SANDSTONE RS 8150 .0 .0 * 23.0 27.1 85 WHISKEY PARK 8950 .0 .0 * 51.6 39.4 131 ----- ----- Basin Index (%) * 109 UPPER GREEN RIVER BIG SANDY OPENING 9080 .0 .0 * 21.0 22.0 95 BLIND BULL SUM 8650 .0 .0 * 34.0 28.8 118 EAST RIM DIVIDE 7930 .0 .0 * 23.3 18.4 127 ELKHART PARK G.S. 9400 .1 .0 * 26.2 22.2 118 GROS VENTRE SUMMIT 8750 .0 .0 * 24.3 21.5 113 GUNSIGHT PASS 9820 .0 .0 * 31.5 23.4 135 KENDALL R.S. 7740 .0 .0 * 30.1 21.2 142 LOOMIS PARK 8240 .0 .0 * 34.3 25.7 133 NEW FORK LAKE 8340 .0 .0 * 21.5 18.5 116 POCKET CREEK 9360 -M -M * 26.2 -M * SNIDER BASIN 8060 .0 .0 * 27.0 20.4 132 SPRING CREEK DIVIDE 9000 .2 .0 * 43.0 33.6 128 TRIPLE PEAK 8500 .0 .0 * 48.5 36.2 134 ----- ----- Basin Index (%) * 125 LOWER GREEN RIVER BLACKS FORK JCT 8870 .0 -M * 21.9 -M * BUCK PASTURE 9700 .0 -M * 25.6 -M * EF BLACKS FORK GS 9360 .0 -M * 19.8 -M * HAMS FORK 7840 .1 .0 * 23.3 18.4 127 HEWINTA 9519 .0 .0 * 24.4 23.7 103 HICKERSON PARK 9145 .0 .0 * 19.4 19.7 98 HOLE-IN-ROCK 9150 .0 .0 * 19.4 19.1 102 INDIAN CREEK 9425 .0 .0 * 37.4 31.9 117 KELLEY R.S. 8180 .3 .0 * 30.5 26.3 116 SPIRIT LK 10235 .0 -M * 26.9 -M * STEEL CREEK PARK 10200 .0 .0 * 27.8 27.5 101 ----- ----- Basin Index (%) * 109 UPPER BEAR RIVER BEAR RIVER RS 8777 .0 -M * 20.7 -M * BUG LAKE 7950 .0 .0 * 32.0 27.7 116 BURTS MILLER RANCH 8000 .0 -M * 12.3 -M * CHALK CREEK #1 8993 .0 .0 * 33.1 37.3 89 HAYDEN FORK 9212 .0 .0 * 34.2 31.6 108 KELLEY R.S. 8180 .3 .0 * 30.5 26.3 116 LILY LAKE 9156 .0 .0 * 25.3 27.0 94 MONTE CRISTO 8960 .0 .0 * 39.8 36.8 108 SALT RIVER SUMMIT 7760 .0 .0 * 28.0 24.7 113 ----- ----- Basin Index (%) * 105 ----------------------------------------------------------------------------- -M = Missing data * = Data may not provide a valid measure of conditions. Units = inches for the Current and Normal Snow Water Equivalent and Total Precipitation values If the Basin Index (%) value is flagged as potentially invalid, care should be taken to evaluate if the value is representative of conditions in the basin. The SNOW WATER EQUIVALENT Percent of Median represents the snow water equivalent found at selected SNOTEL sites in or near the basin compared to the Median value for those sites on this day. The TOTAL PRECIPITATION Percent of Average represents the total precipitation (beginning October 1st) found at selected SNOTEL sites in or near the basin compared to the Average value for those sites on this day. Contact your state water supply staff for assistance. Medians and averages are calculated for the period 1981-2010. Provisional data, subject to revision. * Site -- Either: (a) the current value is missing; (b) the median or average for the day is not available or is zero; or (c) for snow water equivalent, the median for the day is less than 10% of the maximum median value for the year. * Basin - More than half of the sites within the basin are flagged with *, preventing the calculation of a meaningful basin index. The basin index is calculated as the sum of the valid current values divided by the sum of the corresponding medians (for snow water equivalent) or averages (for precipitation) and the resulting fraction multiplied by 100. ---------------------------------------------------------------------------- -M = Missing data * = Data may not provide a valid measure of conditions. Units = inches for the Current and Normal Snow Water Equivalent and Total Precipitation values If the Basin Index (%) value is flagged as potentially invalid, care should be taken to evaluate if the value is representative of conditions in the basin. The SNOW WATER EQUIVALENT Percent of Median represents the snow water equivalent found at selected SNOTEL sites in or near the basin compared to the Median value for those sites on this day. The TOTAL PRECIPITATION Percent of Average represents the total precipitation (beginning October 1st) found at selected SNOTEL sites in or near the basin compared to the Average value for those sites on this day. Contact your state water supply staff for assistance. Medians and averages are calculated for the period 1981-2010. Provisional data, subject to revision. * Site -- Either: (a) the current value is missing; (b) the median or average for the day is not available or is zero; or (c) for snow water equivalent, the median for the day is less than 10% of the maximum median value for the year. * Basin - More than half of the sites within the basin are flagged with *, preventing the calculation of a meaningful basin index. The basin index is calculated as the sum of the valid current values divided by the sum of the corresponding medians (for snow water equivalent) or averages (for precipitation) and the resulting fraction multiplied by 100.