Supercell over Laramie
WRDS/SCO may be working remotely so there could be a slight delay returning phone calls. Please email wrds@uwyo.edu if you are in need of information and we will respond as soon as possible

Wyoming Snow Precipitation Update

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 MONDAY: MARCH 31 , 2014 ------------------------------------------------------------------------------ BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION Data Site Name (Ft) % % Current Median Median Current Average Avg ------------------------------------------------------------------------------ WYOMING SNAKE RIVER BASE CAMP 7030 24.3 14.7 165 25.3 20.1 126 BLACK BEAR 8170 41.3 36.0 115 38.8 36.4 107 BLIND BULL SUM 8650 35.9 22.2 162 23.0 18.7 123 COTTONWOOD CREEK 7670 30.9 21.1 146 33.8 23.6 143 EAST RIM DIVIDE 7930 17.4 9.9 176 15.2 11.3 135 GRAND TARGHEE 9260 49.6 36.1 137 35.2 29.1 121 GRANITE CREEK 6770 23.9 14.9 160 23.6 19.0 124 GRASSY LAKE 7265 40.9 31.5 130 38.4 34.5 111 GROS VENTRE SUMMIT 8750 14.7 12.8 115 14.7 12.3 120 GUNSIGHT PASS 9820 20.1 13.3 151 18.7 13.1 143 LEWIS LAKE DIVIDE 7850 38.5 29.4 131 32.2 34.0 95 PHILLIPS BENCH 8200 34.9 24.0 145 33.7 27.0 125 SALT RIVER SUMMIT 7760 18.1 12.8 141 19.0 15.9 119 SNAKE RIVER STATION 6920 -M 15.6 * -M 21.6 * SPRING CREEK DIVIDE 9000 35.0 22.5 156 31.5 22.8 138 THUMB DIVIDE 7980 20.3 14.9 136 17.9 17.7 101 TOGWOTEE PASS 9580 31.7 21.6 147 31.9 23.2 138 TWO OCEAN PLATEAU 9240 39.8 25.5 156 -M 26.1 * WILLOW CREEK 8380 40.4 27.6 146 40.2 32.0 126 YOUNTS PEAK 8350 -M 14.1 * -M 15.1 * ----- ----- Basin Index (%) 143 121 MADISON-GALLATIN BLACK BEAR 8170 41.3 36.0 115 38.8 36.4 107 CANYON 7870 15.0 12.3 122 16.4 15.5 106 MADISON PLATEAU 7750 24.7 21.2 117 24.3 25.1 97 WEST YELLOWSTONE 6700 14.1 10.2 138 16.0 13.5 119 WHISKEY CREEK 6800 17.6 14.9 118 20.5 19.3 106 ----- ----- Basin Index (%) 119 106 YELLOWSTONE BEARTOOTH LAKE 9360 30.9 20.9 148 28.6 18.8 152 BURNT MTN 5880 11.5 4.4 261 19.2 12.0 160 CANYON 7870 15.0 12.3 122 16.4 15.5 106 COLE CREEK 7850 22.4 13.4 167 15.8 11.9 133 EVENING STAR 9200 38.1 23.9 159 39.0 26.0 150 FISHER CREEK 9100 42.8 29.9 143 36.8 30.3 121 NORTHEAST ENTRANCE 7350 15.5 9.7 160 15.5 11.6 134 PARKER PEAK 9400 31.1 18.7 166 27.8 16.8 165 SYLVAN LAKE 8420 24.4 19.1 128 27.7 21.2 131 THUMB DIVIDE 7980 20.3 14.9 136 17.9 17.7 101 TWO OCEAN PLATEAU 9240 39.8 25.5 156 -M 26.1 * WHITE MILL 8700 33.1 21.5 154 28.5 22.6 126 WOLVERINE 7650 15.4 9.0 171 16.6 11.6 143 ----- ----- Basin Index (%) 152 134 WIND RIVER BURROUGHS CREEK 8750 -M 13.0 * -M 15.2 * CASTLE CREEK 8400 10.2 -M * 12.2 -M * COLD SPRINGS 9630 9.7 7.1 137 13.1 9.4 139 DEER PARK 9700 16.9 14.6 116 19.0 18.5 103 HOBBS PARK 10100 15.4 13.2 117 13.4 12.4 108 KIRWIN 9550 18.7 9.4 199 17.1 11.0 155 LITTLE WARM 9370 14.5 10.2 142 16.7 12.2 137 OWL CREEK 8975 7.2 5.3 136 7.2 5.6 129 SOUTH PASS 9040 16.4 14.8 111 15.3 16.5 93 ST. LAWRENCE ALT 8620 5.1 6.7 76 8.8 8.5 104 TOGWOTEE PASS 9580 31.7 21.6 147 31.9 23.2 138 TOWNSEND CREEK 8700 8.0 8.9 90 9.3 11.2 83 ----- ----- Basin Index (%) 128 118 BIGHORN BASIN BALD MTN. 9380 25.1 18.4 136 19.2 16.2 119 BEAR TRAP MEADOW 8200 11.2 5.1 220 11.3 8.0 141 BONE SPRINGS DIV 9350 21.4 15.6 137 16.8 14.7 114 GRAVE SPRINGS 8550 13.0 8.8 148 12.7 9.9 128 KIRWIN 9550 18.7 9.4 199 17.1 11.0 155 MARQUETTE 8760 14.8 -M * 13.0 -M * MIDDLE POWDER 7760 17.6 11.2 157 14.0 11.1 126 OWL CREEK 8975 7.2 5.3 136 7.2 5.6 129 POWDER RIVER PASS 9480 15.6 9.9 158 16.6 11.9 139 SHELL CREEK 9580 19.4 14.4 135 16.6 13.1 127 TIMBER CREEK 7950 6.4 4.7 136 8.4 7.0 120 ----- ----- Basin Index (%) 151 129 SHOSHONE RIVER BLACKWATER 9780 31.8 22.0 145 28.5 19.5 146 EVENING STAR 9200 38.1 23.9 159 39.0 26.0 150 MARQUETTE 8760 14.8 -M * 13.0 -M * SYLVAN ROAD 7120 16.2 11.1 146 21.2 16.0 132 YOUNTS PEAK 8350 -M 14.1 * -M 15.1 * ----- ----- Basin Index (%) 151 144 POWDER RIVER BEAR TRAP MEADOW 8200 11.2 5.1 220 11.3 8.0 141 CLOUD PEAK RESERVOIR 9860 20.7 14.0 148 18.2 12.5 146 GRAVE SPRINGS 8550 13.0 8.8 148 12.7 9.9 128 HANSEN SAWMILL 8360 10.0 6.3 159 12.2 8.0 152 MIDDLE POWDER 7760 17.6 11.2 157 14.0 11.1 126 POWDER RIVER PASS 9480 15.6 9.9 158 16.6 11.9 139 SOLDIER PARK 8720 13.0 -M * 11.5 -M * ----- ----- Basin Index (%) 159 138 TONGUE RIVER BIG GOOSE 7990 12.7 8.7 146 14.7 10.5 140 BONE SPRINGS DIV 9350 21.4 15.6 137 16.8 14.7 114 BURGESS JUNCTION 7880 15.5 11.2 138 15.7 11.6 135 DOME LAKE 8880 15.9 11.4 139 14.6 12.8 114 LITTLE GOOSE 8870 14.2 -M * 16.8 -M * SUCKER CREEK 8880 17.9 11.4 157 19.1 13.5 141 TIE CREEK 6870 9.5 5.4 176 14.9 10.8 138 ----- ----- Basin Index (%) 146 130 BELLE FOURCHE COLE CANYON 5910 7.4 5.8 128 13.8 8.7 159 ----- ----- Basin Index (%) 128 159 CHEYENNE RIVER BASIN BLIND PARK 6890 9.0 7.2 125 16.2 11.2 145 NORTH RAPID CREEK 6130 9.0 6.7 134 14.8 9.2 161 ----- ----- Basin Index (%) 129 152 UPPER N. PLATTE ARAPAHO RIDGE 10960 27.0 19.6 138 26.0 21.1 123 BLACKHALL MTN 9820 37.2 -M * 28.0 -M * COLUMBINE 9160 35.7 22.6 158 -M 24.3 * DIVIDE PEAK 8880 19.6 19.4 101 22.3 20.4 109 JOE WRIGHT 10120 22.3 20.1 111 30.6 24.5 125 LAPRELE CREEK 8375 9.7 9.4 103 11.0 11.7 94 MED BOW 10500 8.3 -M * 35.6 -M * NORTH FRENCH CREEK 10130 35.6 27.8 128 32.3 25.6 126 NEVER SUMMER 10280 24.5 19.4 126 18.8 -M * OLD BATTLE 10000 33.6 29.2 115 35.8 33.4 107 RAWAH 9020 14.1 10.3 137 17.0 13.5 126 SAGE CREEK BASIN 7850 13.0 12.6 103 12.3 13.7 90 SAND LAKE 10050 33.7 27.3 123 31.7 23.4 135 SOUTH BRUSH CREEK 8440 12.1 12.2 99 14.4 14.5 99 TOWER 10500 51.3 43.6 118 -M 37.9 * WEBBER SPRINGS 9250 26.2 22.8 115 28.0 25.4 110 WILLOW CREEK PASS 9540 14.7 11.7 126 14.3 12.7 113 ZIRKEL 9340 41.5 26.3 158 -M 27.1 * ----- ----- Basin Index (%) 124 115 SWEETWATER DEER PARK 9700 16.9 14.6 116 19.0 18.5 103 LARSEN CREEK 9000 13.9 12.1 115 15.8 -M * SOUTH PASS 9040 16.4 14.8 111 15.3 16.5 93 ----- ----- Basin Index (%) 114 98 LOWER N. PLATTE CASPER MTN. 7900 18.2 13.2 138 15.5 13.9 112 LAPRELE CREEK 8375 9.7 9.4 103 11.0 11.7 94 RENO HILL 8400 18.1 13.0 139 19.7 14.4 137 WINDY PEAK 7900 9.1 7.8 117 11.7 10.0 117 ----- ----- Basin Index (%) 127 116 LARAMIE RIVER BROOKLYN LAKE 10240 31.2 19.7 158 28.7 20.0 144 CINNABAR PARK 9574 24.3 19.8 123 29.4 22.9 128 CROW CREEK 8330 7.3 6.7 109 11.5 10.1 114 DEADMAN HILL 10220 24.4 15.4 158 22.7 16.3 139 RAWAH 9020 14.1 10.3 137 17.0 13.5 126 ROACH 9700 21.1 15.4 137 23.6 18.2 130 ----- ----- Basin Index (%) 140 132 S. PLATTE BLACK MOUNTAIN 8920 12.6 -M * -M -M * CROW CREEK 8330 7.3 6.7 109 11.5 10.1 114 DEADMAN HILL 10220 24.4 15.4 158 22.7 16.3 139 ----- ----- Basin Index (%) 143 130 LITTLE SNAKE RIVER BATTLE MOUNTAIN 7440 11.5 10.7 107 17.0 14.4 118 DIVIDE PEAK 8880 19.6 19.4 101 22.3 20.4 109 ELK RIVER 8700 21.7 18.3 119 22.1 19.1 116 LITTLE SNAKE RIVER 8915 31.7 22.9 138 34.2 28.2 121 OLD BATTLE 10000 33.6 29.2 115 35.8 33.4 107 SAGE CREEK BASIN 7850 13.0 12.6 103 12.3 13.7 90 SANDSTONE RS 8150 12.3 13.1 94 17.6 17.6 100 WHISKEY PARK 8950 41.2 25.5 162 39.6 26.7 148 ----- ----- Basin Index (%) 122 116 UPPER GREEN RIVER BIG SANDY OPENING 9080 15.8 12.3 128 14.7 12.6 117 BLIND BULL SUM 8650 35.9 22.2 162 23.0 18.7 123 EAST RIM DIVIDE 7930 17.4 9.9 176 15.2 11.3 135 ELKHART PARK G.S. 9400 17.4 12.0 145 16.3 12.7 128 GROS VENTRE SUMMIT 8750 14.7 12.8 115 14.7 12.3 120 GUNSIGHT PASS 9820 20.1 13.3 151 18.7 13.1 143 KENDALL R.S. 7740 22.2 11.4 195 22.8 13.6 168 LOOMIS PARK 8240 24.9 14.4 173 24.3 16.6 146 NEW FORK LAKE 8340 16.1 10.3 156 13.6 10.3 132 POCKET CREEK 9360 12.7 -M * 12.5 -M * SNIDER BASIN 8060 20.2 12.1 167 19.1 13.6 140 SPRING CREEK DIVIDE 9000 35.0 22.5 156 31.5 22.8 138 TRIPLE PEAK 8500 35.1 21.5 163 36.3 24.3 149 ----- ----- Basin Index (%) 157 138 LOWER GREEN RIVER BLACKS FORK JCT 8870 9.5 -M * 13.3 -M * BUCK PASTURE 9700 15.1 -M * 16.2 -M * EF BLACKS FORK GS 9360 10.6 -M * 9.9 -M * HAMS FORK 7840 16.4 10.8 152 13.6 10.9 125 HEWINTA 9519 11.7 10.8 108 14.2 13.3 107 HICKERSON PARK 9145 7.2 7.4 97 8.7 9.6 91 HOLE-IN-ROCK 9150 6.6 7.0 94 9.0 9.1 99 INDIAN CREEK 9425 32.4 23.7 137 26.3 21.6 122 KELLEY R.S. 8180 19.1 14.8 129 20.7 17.3 120 SPIRIT LK 10235 9.5 -M * 12.9 -M * STEEL CREEK PARK 10200 19.3 15.1 128 16.0 15.5 103 ----- ----- Basin Index (%) 126 112 UPPER BEAR RIVER BEAR RIVER RS 8777 10.2 -M * 12.2 -M * BUG LAKE 7950 23.8 18.0 132 20.5 18.5 111 BURTS MILLER RANCH 8000 7.0 -M * 6.9 -M * CHALK CREEK #1 8993 22.8 23.2 98 22.2 24.0 92 HAYDEN FORK 9212 16.9 15.0 113 20.4 20.0 102 KELLEY R.S. 8180 19.1 14.8 129 20.7 17.3 120 LILY LAKE 9156 13.9 12.0 116 14.9 16.2 92 MONTE CRISTO 8960 27.8 26.0 107 24.7 24.8 100 SALT RIVER SUMMIT 7760 18.1 12.8 141 19.0 15.9 119 ----- ----- Basin Index (%) 117 104 ----------------------------------------------------------------------------- -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.