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 SATURDAY: AUGUST 23 , 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 * 36.1 30.0 120 BLACK BEAR 8170 .1 .0 * 55.2 52.4 105 BLIND BULL SUM 8650 .0 .0 * 33.8 28.6 118 COTTONWOOD CREEK 7670 .2 .0 * 48.0 36.4 132 EAST RIM DIVIDE 7930 .1 .0 * 23.2 18.3 127 GRAND TARGHEE 9260 .1 .0 * 52.5 45.0 117 GRANITE CREEK 6770 .0 .0 * 34.0 27.8 122 GRASSY LAKE 7265 .2 .0 * 55.4 49.4 112 GROS VENTRE SUMMIT 8750 .0 .0 * 24.2 21.3 114 GUNSIGHT PASS 9820 .0 .0 * 31.2 23.2 134 LEWIS LAKE DIVIDE 7850 .0 .0 * 56.9 48.2 118 PHILLIPS BENCH 8200 .0 .0 * 46.5 39.1 119 SALT RIVER SUMMIT 7760 .0 .0 * 27.6 24.6 112 SNAKE RIVER STATION 6920 .0 .0 * 38.7 32.9 118 SPRING CREEK DIVIDE 9000 .2 .0 * 42.5 33.4 127 THUMB DIVIDE 7980 .1 .0 * 29.8 28.0 106 TOGWOTEE PASS 9580 .2 .0 * 43.1 36.1 119 TWO OCEAN PLATEAU 9240 -M .0 * 47.5 40.5 117 WILLOW CREEK 8380 .2 .0 * 57.0 48.7 117 YOUNTS PEAK 8350 -M .0 * -M 26.5 * ----- ----- Basin Index (%) * 118 MADISON-GALLATIN BLACK BEAR 8170 .1 .0 * 55.2 52.4 105 CANYON 7870 .0 .0 * 23.4 25.9 90 MADISON PLATEAU 7750 .0 .0 * 37.7 38.4 98 WEST YELLOWSTONE 6700 .1 .0 * 25.9 22.5 115 WHISKEY CREEK 6800 .1 .0 * 31.5 30.8 102 ----- ----- Basin Index (%) * 102 YELLOWSTONE BEARTOOTH LAKE 9360 .0 .0 * 41.5 30.8 135 BURNT MTN 5880 .1 .0 * 31.4 27.2 115 CANYON 7870 .0 .0 * 23.4 25.9 90 COLE CREEK 7850 .0 .0 * 29.4 28.1 105 EVENING STAR 9200 .2 .0 * 53.0 41.9 126 FISHER CREEK 9100 .0 .0 * 54.0 48.5 111 NORTHEAST ENTRANCE 7350 .0 .0 * 24.8 22.8 109 PARKER PEAK 9400 .0 .0 * 42.2 29.6 143 SYLVAN LAKE 8420 .0 .0 * 42.3 35.5 119 THUMB DIVIDE 7980 .1 .0 * 29.8 28.0 106 TWO OCEAN PLATEAU 9240 -M .0 * 47.5 40.5 117 WHITE MILL 8700 .1 .0 * 41.5 37.8 110 WOLVERINE 7650 -M .0 * 26.6 21.4 124 ----- ----- Basin Index (%) * 117 WIND RIVER BURROUGHS CREEK 8750 .1 .0 * 3.4 26.0 13 CASTLE CREEK 8400 .2 -M * 21.5 -M * COLD SPRINGS 9630 .0 .0 * 21.6 19.8 109 DEER PARK 9700 .0 .0 * 29.0 32.4 90 HOBBS PARK 10100 .0 .0 * 24.0 25.5 94 KIRWIN 9550 .2 .0 * 27.4 23.5 117 LITTLE WARM 9370 .1 .0 * 25.0 23.4 107 OWL CREEK 8975 .2 .0 * 12.4 15.3 81 SOUTH PASS 9040 .0 .0 * 20.9 27.5 76 ST. LAWRENCE ALT 8620 .0 .0 * 15.7 18.6 84 TOGWOTEE PASS 9580 .2 .0 * 43.1 36.1 119 TOWNSEND CREEK 8700 .2 .0 * 17.6 22.4 79 ----- ----- Basin Index (%) * 89 BIGHORN BASIN BALD MTN. 9380 .2 .0 * 31.8 29.4 108 BEAR TRAP MEADOW 8200 .0 .0 * 22.3 18.6 120 BONE SPRINGS DIV 9350 .1 .0 * 29.2 28.4 103 GRAVE SPRINGS 8550 .0 .0 * 21.2 20.8 102 KIRWIN 9550 .2 .0 * 27.4 23.5 117 MARQUETTE 8760 .0 -M * 23.0 -M * MIDDLE POWDER 7760 .0 .0 * 26.8 22.4 120 OWL CREEK 8975 .2 .0 * 12.4 15.3 81 POWDER RIVER PASS 9480 .0 .0 * 28.5 24.3 117 SHELL CREEK 9580 .0 .0 * 28.6 25.7 111 TIMBER CREEK 7950 .2 .0 * 19.8 18.8 105 ----- ----- Basin Index (%) * 109 SHOSHONE RIVER BLACKWATER 9780 .2 .0 * 41.9 33.4 125 EVENING STAR 9200 .2 .0 * 53.0 41.9 126 MARQUETTE 8760 .0 -M * 23.0 -M * SYLVAN ROAD 7120 .0 .0 * 31.4 26.2 120 YOUNTS PEAK 8350 -M .0 * -M 26.5 * ----- ----- Basin Index (%) * 124 POWDER RIVER BEAR TRAP MEADOW 8200 .0 .0 * 22.3 18.6 120 CLOUD PEAK RESERVOIR 9860 .0 .0 * 34.2 27.6 124 GRAVE SPRINGS 8550 .0 .0 * 21.2 20.8 102 HANSEN SAWMILL 8360 .1 .0 * 23.3 19.8 118 MIDDLE POWDER 7760 .0 .0 * 26.8 22.4 120 POWDER RIVER PASS 9480 .0 .0 * 28.5 24.3 117 SOLDIER PARK 8720 .2 -M * 23.5 -M * ----- ----- Basin Index (%) * 117 TONGUE RIVER BIG GOOSE 7990 .2 .0 * 25.2 22.1 114 BONE SPRINGS DIV 9350 .1 .0 * 29.2 28.4 103 BURGESS JUNCTION 7880 .2 .0 * 25.5 23.4 109 DOME LAKE 8880 .0 .0 * 30.8 25.6 120 LITTLE GOOSE 8870 .1 -M * 30.3 -M * SUCKER CREEK 8880 .0 .0 * 31.2 27.3 114 TIE CREEK 6870 .1 .0 * 25.9 24.4 106 ----- ----- Basin Index (%) * 111 BELLE FOURCHE COLE CANYON 5910 .0 .0 * 25.3 23.3 109 ----- ----- Basin Index (%) * 109 CHEYENNE RIVER BASIN BLIND PARK 6890 .0 .0 * 29.0 25.5 114 NORTH RAPID CREEK 6130 .1 .0 * 30.5 24.8 123 ----- ----- Basin Index (%) * 118 UPPER N. PLATTE ARAPAHO RIDGE 10960 .0 .0 * 41.0 35.3 116 BLACKHALL MTN 9820 .0 -M * 48.7 -M * COLUMBINE 9160 .1 .0 * 46.5 35.8 130 DIVIDE PEAK 8880 .0 .0 * 33.1 31.2 106 JOE WRIGHT 10120 .0 .0 * 49.7 40.8 122 LAPRELE CREEK 8375 .0 .0 * 20.7 22.4 92 MED BOW 10500 -M -M * 53.9 -M * NORTH FRENCH CREEK 10130 -M .0 * 49.1 40.6 121 NEVER SUMMER 10280 .0 .0 * 37.2 -M * OLD BATTLE 10000 .1 .0 * 50.1 48.4 104 RAWAH 9020 .0 .0 * 31.6 24.6 128 SAGE CREEK BASIN 7850 .1 .0 * 19.0 21.0 90 SAND LAKE 10050 .1 .0 * 46.7 38.5 121 SOUTH BRUSH CREEK 8440 .1 .0 * 22.4 25.1 89 TOWER 10500 .0 .0 * 66.1 55.0 120 WEBBER SPRINGS 9250 .0 .0 * 42.2 37.6 112 WILLOW CREEK PASS 9540 .0 .0 * 28.2 23.7 119 ZIRKEL 9340 .2 .0 * 53.8 39.6 136 ----- ----- Basin Index (%) * 116 SWEETWATER DEER PARK 9700 .0 .0 * 29.0 32.4 90 LARSEN CREEK 9000 .1 .0 * 21.1 -M * SOUTH PASS 9040 .0 .0 * 20.9 27.5 76 ----- ----- Basin Index (%) * 83 LOWER N. PLATTE CASPER MTN. 7900 .1 .0 * 24.1 25.9 93 LAPRELE CREEK 8375 .0 .0 * 20.7 22.4 92 RENO HILL 8400 .1 .0 * 31.3 26.8 117 WINDY PEAK 7900 .0 .0 * 23.5 21.1 111 ----- ----- Basin Index (%) * 104 LARAMIE RIVER BROOKLYN LAKE 10240 .1 .0 * 41.8 33.3 126 CINNABAR PARK 9574 .0 .0 * 41.1 35.4 116 CROW CREEK 8330 .0 .0 * 24.6 23.6 104 DEADMAN HILL 10220 .0 .0 * 36.6 28.8 127 RAWAH 9020 .0 .0 * 31.6 24.6 128 ROACH 9700 .1 .0 * 38.5 30.8 125 ----- ----- Basin Index (%) * 121 S. PLATTE BLACK MOUNTAIN 8920 .0 -M * 25.7 -M * CROW CREEK 8330 .0 .0 * 24.6 23.6 104 DEADMAN HILL 10220 .0 .0 * 36.6 28.8 127 ----- ----- Basin Index (%) * 117 LITTLE SNAKE RIVER BATTLE MOUNTAIN 7440 .0 .0 * 23.3 22.2 105 DIVIDE PEAK 8880 .0 .0 * 33.1 31.2 106 ELK RIVER 8700 .0 .0 * 32.3 29.8 108 LITTLE SNAKE RIVER 8915 -M .0 * 45.7 40.5 113 OLD BATTLE 10000 .1 .0 * 50.1 48.4 104 SAGE CREEK BASIN 7850 .1 .0 * 19.0 21.0 90 SANDSTONE RS 8150 .3 .0 * 21.9 27.0 81 WHISKEY PARK 8950 .0 .0 * 50.6 39.3 129 ----- ----- Basin Index (%) * 106 UPPER GREEN RIVER BIG SANDY OPENING 9080 .0 .0 * 20.6 22.0 94 BLIND BULL SUM 8650 .0 .0 * 33.8 28.6 118 EAST RIM DIVIDE 7930 .1 .0 * 23.2 18.3 127 ELKHART PARK G.S. 9400 .1 .0 * 25.8 22.1 117 GROS VENTRE SUMMIT 8750 .0 .0 * 24.2 21.3 114 GUNSIGHT PASS 9820 .0 .0 * 31.2 23.2 134 KENDALL R.S. 7740 .0 .0 * 30.1 21.1 143 LOOMIS PARK 8240 .0 .0 * 34.2 25.5 134 NEW FORK LAKE 8340 .1 .0 * 21.4 18.3 117 POCKET CREEK 9360 -M -M * 25.8 -M * SNIDER BASIN 8060 .0 .0 * 26.7 20.4 131 SPRING CREEK DIVIDE 9000 .2 .0 * 42.5 33.4 127 TRIPLE PEAK 8500 .1 .0 * 48.2 36.0 134 ----- ----- Basin Index (%) * 125 LOWER GREEN RIVER BLACKS FORK JCT 8870 .0 -M * -M -M * BUCK PASTURE 9700 .0 -M * -M -M * EF BLACKS FORK GS 9360 .0 -M * -M -M * HAMS FORK 7840 .1 .0 * 23.1 18.3 126 HEWINTA 9519 .0 .0 * -M 23.6 * HICKERSON PARK 9145 .3 .0 * 18.7 19.4 96 HOLE-IN-ROCK 9150 .0 .0 * -M 18.9 * INDIAN CREEK 9425 .0 .0 * 36.7 31.7 116 KELLEY R.S. 8180 .3 .0 * 30.1 26.2 115 SPIRIT LK 10235 .0 -M * 25.9 -M * STEEL CREEK PARK 10200 .0 .0 * -M 27.3 * ----- ----- Basin Index (%) * 114* UPPER BEAR RIVER BEAR RIVER RS 8777 .0 -M * -M -M * BUG LAKE 7950 .2 .0 * 31.7 27.6 115 BURTS MILLER RANCH 8000 .0 -M * -M -M * CHALK CREEK #1 8993 .1 .0 * -M 37.2 * HAYDEN FORK 9212 .1 .0 * -M 31.4 * KELLEY R.S. 8180 .3 .0 * 30.1 26.2 115 LILY LAKE 9156 .0 .0 * -M 26.8 * MONTE CRISTO 8960 .3 .0 * 39.5 36.7 108 SALT RIVER SUMMIT 7760 .0 .0 * 27.6 24.6 112 ----- ----- Basin Index (%) * 112* ----------------------------------------------------------------------------- -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.