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 SATURDAY: APRIL 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 18.0 10.6 170 27.7 22.2 125 BLACK BEAR 8170 44.6 37.0 121 44.6 40.9 109 BLIND BULL SUM 8650 37.3 24.2 154 24.3 20.8 117 COTTONWOOD CREEK 7670 27.1 17.0 159 36.1 26.6 136 EAST RIM DIVIDE 7930 11.7 8.9 131 16.2 12.5 130 GRAND TARGHEE 9260 53.7 43.3 124 -M 33.6 * GRANITE CREEK 6770 20.2 9.3 217 25.3 20.7 122 GRASSY LAKE 7265 38.8 30.1 129 43.0 38.4 112 GROS VENTRE SUMMIT 8750 14.6 12.3 119 15.1 14.1 107 GUNSIGHT PASS 9820 19.8 13.4 148 19.9 15.5 128 LEWIS LAKE DIVIDE 7850 42.1 30.7 137 43.1 37.7 114 PHILLIPS BENCH 8200 35.2 25.5 138 36.8 29.9 123 SALT RIVER SUMMIT 7760 13.7 8.4 163 20.2 17.9 113 SNAKE RIVER STATION 6920 14.7 9.8 150 27.8 24.2 115 SPRING CREEK DIVIDE 9000 37.5 23.9 157 34.1 25.5 134 THUMB DIVIDE 7980 20.1 14.1 143 21.3 20.3 105 TOGWOTEE PASS 9580 33.2 24.5 136 34.9 26.5 132 TWO OCEAN PLATEAU 9240 38.1 29.2 130 36.5 29.3 125 WILLOW CREEK 8380 39.7 25.3 157 43.7 36.5 120 YOUNTS PEAK 8350 -M 15.1 * -M 17.1 * ----- ----- Basin Index (%) 141 120 MADISON-GALLATIN BLACK BEAR 8170 44.6 37.0 121 44.6 40.9 109 CANYON 7870 15.0 11.6 129 18.3 17.5 105 MADISON PLATEAU 7750 26.6 22.4 119 28.2 28.2 100 WEST YELLOWSTONE 6700 6.8 4.7 145 18.2 15.5 117 WHISKEY CREEK 6800 17.6 15.4 114 23.8 21.8 109 ----- ----- Basin Index (%) 121 107 YELLOWSTONE BEARTOOTH LAKE 9360 33.7 23.5 143 32.1 21.3 151 BURNT MTN 5880 5.5 .0 * 21.4 14.9 144 CANYON 7870 15.0 11.6 129 18.3 17.5 105 COLE CREEK 7850 24.3 16.3 149 18.2 15.5 117 EVENING STAR 9200 41.9 24.6 170 43.8 29.6 148 FISHER CREEK 9100 47.2 33.2 142 43.0 34.3 125 NORTHEAST ENTRANCE 7350 11.9 4.9 243 17.4 13.4 130 PARKER PEAK 9400 36.2 21.8 166 32.2 19.4 166 SYLVAN LAKE 8420 24.1 20.3 119 31.9 24.3 131 THUMB DIVIDE 7980 20.1 14.1 143 21.3 20.3 105 TWO OCEAN PLATEAU 9240 38.1 29.2 130 36.5 29.3 125 WHITE MILL 8700 35.0 23.8 147 31.8 25.6 124 WOLVERINE 7650 14.2 5.2 273 18.8 13.3 141 ----- ----- Basin Index (%) 152 132 WIND RIVER BURROUGHS CREEK 8750 -M 13.1 * -M 17.3 * CASTLE CREEK 8400 6.9 -M * 13.1 -M * COLD SPRINGS 9630 7.5 2.7 278 13.8 11.8 117 DEER PARK 9700 -M 16.3 * 20.8 22.8 91 HOBBS PARK 10100 15.3 15.7 97 15.2 15.9 96 KIRWIN 9550 18.4 10.2 180 19.4 13.2 147 LITTLE WARM 9370 13.1 9.4 139 17.9 14.6 123 OWL CREEK 8975 2.7 2.3 117 8.5 7.4 115 SOUTH PASS 9040 14.7 15.2 97 16.2 19.6 83 ST. LAWRENCE ALT 8620 .2 4.6 4 9.4 10.9 86 TOGWOTEE PASS 9580 33.2 24.5 136 34.9 26.5 132 TOWNSEND CREEK 8700 5.4 8.7 62 10.6 14.3 74 ----- ----- Basin Index (%) 118 106 BIGHORN BASIN BALD MTN. 9380 28.2 20.5 138 22.4 18.9 119 BEAR TRAP MEADOW 8200 8.2 1.7 482 12.6 10.0 126 BONE SPRINGS DIV 9350 24.7 16.4 151 19.4 17.4 111 GRAVE SPRINGS 8550 12.0 9.2 130 13.9 12.3 113 KIRWIN 9550 18.4 10.2 180 19.4 13.2 147 MARQUETTE 8760 14.7 -M * 14.5 -M * MIDDLE POWDER 7760 17.9 12.2 147 15.8 13.5 117 OWL CREEK 8975 2.7 2.3 117 8.5 7.4 115 POWDER RIVER PASS 9480 15.0 10.1 149 18.2 14.3 127 SHELL CREEK 9580 20.9 15.9 131 18.7 15.5 121 TIMBER CREEK 7950 3.0 3.6 83 10.5 9.2 114 ----- ----- Basin Index (%) 148 121 SHOSHONE RIVER BLACKWATER 9780 35.1 24.6 143 32.4 22.7 143 EVENING STAR 9200 41.9 24.6 170 43.8 29.6 148 MARQUETTE 8760 14.7 -M * 14.5 -M * SYLVAN ROAD 7120 9.1 7.9 115 24.0 18.0 133 YOUNTS PEAK 8350 -M 15.1 * -M 17.1 * ----- ----- Basin Index (%) 151 143 POWDER RIVER BEAR TRAP MEADOW 8200 8.2 1.7 482 12.6 10.0 126 CLOUD PEAK RESERVOIR 9860 22.3 16.4 136 20.8 15.8 132 GRAVE SPRINGS 8550 12.0 9.2 130 13.9 12.3 113 HANSEN SAWMILL 8360 8.4 4.1 205 14.0 10.3 136 MIDDLE POWDER 7760 17.9 12.2 147 15.8 13.5 117 POWDER RIVER PASS 9480 15.0 10.1 149 18.2 14.3 127 SOLDIER PARK 8720 11.8 -M * 13.6 -M * ----- ----- Basin Index (%) 156 125 TONGUE RIVER BIG GOOSE 7990 12.7 9.1 140 17.1 13.5 127 BONE SPRINGS DIV 9350 24.7 16.4 151 19.4 17.4 111 BURGESS JUNCTION 7880 17.3 12.4 140 18.2 14.1 129 DOME LAKE 8880 16.5 11.8 140 17.5 15.6 112 LITTLE GOOSE 8870 14.6 -M * 19.3 -M * SUCKER CREEK 8880 17.9 12.6 142 21.8 16.6 131 TIE CREEK 6870 6.8 3.2 212 17.0 13.6 125 ----- ----- Basin Index (%) 146 122 BELLE FOURCHE COLE CANYON 5910 4.2 .6 700 14.9 11.0 135 ----- ----- Basin Index (%) 700 135 CHEYENNE RIVER BASIN BLIND PARK 6890 2.1 3.2 66 17.2 13.7 126 NORTH RAPID CREEK 6130 2.1 3.1 68 16.3 11.7 139 ----- ----- Basin Index (%) 67 132 UPPER N. PLATTE ARAPAHO RIDGE 10960 28.9 21.9 132 29.4 25.6 115 BLACKHALL MTN 9820 39.1 -M * -M -M * COLUMBINE 9160 31.3 20.3 154 -M 27.8 * DIVIDE PEAK 8880 16.5 18.0 92 25.1 23.7 106 JOE WRIGHT 10120 26.0 23.4 111 34.1 29.0 118 LAPRELE CREEK 8375 5.3 7.2 74 12.6 14.5 87 MED BOW 10500 -M -M * 42.8 -M * NORTH FRENCH CREEK 10130 38.0 32.8 116 37.4 29.8 126 NEVER SUMMER 10280 26.8 21.3 126 21.8 -M * OLD BATTLE 10000 36.1 34.3 105 39.4 38.2 103 RAWAH 9020 8.9 8.0 111 19.1 16.7 114 SAGE CREEK BASIN 7850 4.3 2.2 195 13.8 15.7 88 SAND LAKE 10050 35.2 31.1 113 34.9 28.1 124 SOUTH BRUSH CREEK 8440 7.6 10.0 76 16.6 17.2 97 TOWER 10500 54.5 49.5 110 -M 43.6 * WEBBER SPRINGS 9250 22.1 21.9 101 30.6 29.2 105 WILLOW CREEK PASS 9540 16.1 13.8 117 16.6 15.2 109 ZIRKEL 9340 38.1 22.1 172 -M 30.4 * ----- ----- Basin Index (%) 117 109 SWEETWATER DEER PARK 9700 -M 16.3 * 20.8 22.8 91 LARSEN CREEK 9000 8.4 9.7 87 16.5 -M * SOUTH PASS 9040 14.7 15.2 97 16.2 19.6 83 ----- ----- Basin Index (%) 93 87 LOWER N. PLATTE CASPER MTN. 7900 16.2 14.2 114 17.3 17.3 100 LAPRELE CREEK 8375 5.3 7.2 74 12.6 14.5 87 RENO HILL 8400 17.5 13.7 128 22.6 18.1 125 WINDY PEAK 7900 6.3 5.8 109 13.4 12.5 107 ----- ----- Basin Index (%) 111 106 LARAMIE RIVER BROOKLYN LAKE 10240 30.3 22.9 132 32.1 23.9 134 CINNABAR PARK 9574 24.7 20.0 124 31.3 26.3 119 CROW CREEK 8330 .8 .0 * 13.0 12.9 101 DEADMAN HILL 10220 26.0 18.3 142 25.3 20.0 126 RAWAH 9020 8.9 8.0 111 19.1 16.7 114 ROACH 9700 20.4 16.9 121 26.4 21.6 122 ----- ----- Basin Index (%) 129 121 S. PLATTE BLACK MOUNTAIN 8920 10.2 -M * -M -M * CROW CREEK 8330 .8 .0 * 13.0 12.9 101 DEADMAN HILL 10220 26.0 18.3 142 25.3 20.0 126 ----- ----- Basin Index (%) 146* 116 LITTLE SNAKE RIVER BATTLE MOUNTAIN 7440 1.9 1.6 119 19.0 16.7 114 DIVIDE PEAK 8880 16.5 18.0 92 25.1 23.7 106 ELK RIVER 8700 16.1 14.4 112 24.2 22.1 110 LITTLE SNAKE RIVER 8915 26.4 23.2 114 36.7 31.8 115 OLD BATTLE 10000 36.1 34.3 105 39.4 38.2 103 SAGE CREEK BASIN 7850 4.3 2.2 195 13.8 15.7 88 SANDSTONE RS 8150 5.6 8.2 68 19.2 20.2 95 WHISKEY PARK 8950 38.2 25.6 149 42.3 30.6 138 ----- ----- Basin Index (%) 114 110 UPPER GREEN RIVER BIG SANDY OPENING 9080 15.1 12.0 126 15.4 14.7 105 BLIND BULL SUM 8650 37.3 24.2 154 24.3 20.8 117 EAST RIM DIVIDE 7930 11.7 8.9 131 16.2 12.5 130 ELKHART PARK G.S. 9400 17.9 11.8 152 17.4 14.5 120 GROS VENTRE SUMMIT 8750 14.6 12.3 119 15.1 14.1 107 GUNSIGHT PASS 9820 19.8 13.4 148 19.9 15.5 128 KENDALL R.S. 7740 18.0 6.3 286 23.6 15.0 157 LOOMIS PARK 8240 22.5 11.6 194 25.6 18.4 139 NEW FORK LAKE 8340 12.2 7.2 169 13.7 11.6 118 POCKET CREEK 9360 12.2 -M * 13.1 -M * SNIDER BASIN 8060 14.5 10.0 145 20.0 15.2 132 SPRING CREEK DIVIDE 9000 37.5 23.9 157 34.1 25.5 134 TRIPLE PEAK 8500 33.1 18.9 175 38.3 27.1 141 ----- ----- Basin Index (%) 158 129 LOWER GREEN RIVER BLACKS FORK JCT 8870 3.2 -M * 14.5 -M * BUCK PASTURE 9700 10.7 -M * 18.4 -M * EF BLACKS FORK GS 9360 5.0 -M * 10.6 -M * HAMS FORK 7840 9.5 4.6 207 14.8 12.6 117 HEWINTA 9519 5.2 6.5 80 15.5 15.6 99 HICKERSON PARK 9145 .1 5.1 2 9.4 11.6 81 HOLE-IN-ROCK 9150 .3 4.6 7 10.7 11.1 96 INDIAN CREEK 9425 31.5 23.8 132 27.8 24.3 114 KELLEY R.S. 8180 15.6 11.8 132 21.3 19.6 109 SPIRIT LK 10235 7.3 -M * 15.0 -M * STEEL CREEK PARK 10200 20.7 16.6 125 17.6 18.5 95 ----- ----- Basin Index (%) 114 103 UPPER BEAR RIVER BEAR RIVER RS 8777 .3 -M * 13.8 -M * BUG LAKE 7950 19.7 16.2 122 21.7 21.1 103 BURTS MILLER RANCH 8000 .2 -M * 7.5 -M * CHALK CREEK #1 8993 19.6 24.7 79 24.9 27.7 90 HAYDEN FORK 9212 8.5 10.4 82 23.2 23.1 100 KELLEY R.S. 8180 15.6 11.8 132 21.3 19.6 109 LILY LAKE 9156 9.8 9.8 100 16.6 19.0 87 MONTE CRISTO 8960 23.1 27.3 85 27.1 28.4 95 SALT RIVER SUMMIT 7760 13.7 8.4 163 20.2 17.9 113 ----- ----- Basin Index (%) 101 99 ----------------------------------------------------------------------------- -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.