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 5 , 2014 ------------------------------------------------------------------------------ BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION Data Site Name (Ft) % % Current Median Median Current Average Avg ------------------------------------------------------------------------------ WYOMING SNAKE RIVER BASE CAMP 7030 25.0 15.2 164 26.1 20.5 127 BLACK BEAR 8170 42.7 37.1 115 -M 37.4 * BLIND BULL SUM 8650 36.5 23.1 158 23.4 19.2 122 COTTONWOOD CREEK 7670 31.2 21.1 148 34.4 24.2 142 EAST RIM DIVIDE 7930 18.0 10.2 176 15.6 11.5 136 GRAND TARGHEE 9260 50.2 37.9 132 35.3 30.4 116 GRANITE CREEK 6770 24.1 14.7 164 24.1 19.4 124 GRASSY LAKE 7265 42.0 31.6 133 38.6 35.3 109 GROS VENTRE SUMMIT 8750 14.9 13.0 115 14.8 12.7 117 GUNSIGHT PASS 9820 20.5 13.6 151 18.9 13.5 140 LEWIS LAKE DIVIDE 7850 40.1 29.7 135 -M 34.7 * PHILLIPS BENCH 8200 35.1 24.9 141 34.0 27.6 123 SALT RIVER SUMMIT 7760 18.8 12.9 146 19.3 16.4 118 SNAKE RIVER STATION 6920 -M 15.0 * -M 22.0 * SPRING CREEK DIVIDE 9000 35.7 22.5 159 31.9 23.4 136 THUMB DIVIDE 7980 21.2 14.7 144 18.3 18.2 101 TOGWOTEE PASS 9580 32.3 21.9 147 32.6 23.8 137 TWO OCEAN PLATEAU 9240 40.2 25.8 156 -M 26.6 * WILLOW CREEK 8380 41.0 28.3 145 41.1 33.0 125 YOUNTS PEAK 8350 -M 14.3 * -M 15.4 * ----- ----- Basin Index (%) 143 124 MADISON-GALLATIN BLACK BEAR 8170 42.7 37.1 115 -M 37.4 * CANYON 7870 15.5 12.5 124 16.8 15.9 106 MADISON PLATEAU 7750 25.5 21.4 119 25.1 25.8 97 WEST YELLOWSTONE 6700 14.5 9.9 146 16.3 13.9 117 WHISKEY CREEK 6800 17.8 14.9 119 21.0 19.7 107 ----- ----- Basin Index (%) 121 105 YELLOWSTONE BEARTOOTH LAKE 9360 31.6 21.2 149 -M 19.3 * BURNT MTN 5880 11.8 4.6 257 19.7 12.7 155 CANYON 7870 15.5 12.5 124 16.8 15.9 106 COLE CREEK 7850 22.9 14.3 160 16.3 12.6 129 EVENING STAR 9200 38.9 23.8 163 39.9 26.7 149 FISHER CREEK 9100 43.6 30.9 141 36.8 31.0 119 NORTHEAST ENTRANCE 7350 15.6 9.2 170 15.8 12.0 132 PARKER PEAK 9400 31.9 19.2 166 28.5 17.2 166 SYLVAN LAKE 8420 25.2 19.3 131 28.7 21.8 132 THUMB DIVIDE 7980 21.2 14.7 144 18.3 18.2 101 TWO OCEAN PLATEAU 9240 40.2 25.8 156 -M 26.6 * WHITE MILL 8700 33.6 22.0 153 28.8 23.2 124 WOLVERINE 7650 15.6 9.4 166 16.9 11.9 142 ----- ----- Basin Index (%) 153 131 WIND RIVER BURROUGHS CREEK 8750 -M 13.0 * -M 15.6 * CASTLE CREEK 8400 10.6 -M * 12.3 -M * COLD SPRINGS 9630 9.8 6.9 142 13.6 9.8 139 DEER PARK 9700 -M 15.2 * 19.6 19.4 101 HOBBS PARK 10100 16.1 13.9 116 14.2 13.2 108 KIRWIN 9550 19.3 9.6 201 17.8 11.3 158 LITTLE WARM 9370 14.8 10.2 145 17.1 12.6 136 OWL CREEK 8975 8.3 5.8 143 8.3 5.9 141 SOUTH PASS 9040 16.8 15.1 111 15.4 17.1 90 ST. LAWRENCE ALT 8620 5.4 6.8 79 8.6 8.8 98 TOGWOTEE PASS 9580 32.3 21.9 147 32.6 23.8 137 TOWNSEND CREEK 8700 8.5 9.4 90 9.7 11.8 82 ----- ----- Basin Index (%) 132 117 BIGHORN BASIN BALD MTN. 9380 25.7 19.0 135 20.2 16.6 122 BEAR TRAP MEADOW 8200 11.3 5.0 226 11.5 8.3 139 BONE SPRINGS DIV 9350 21.8 16.6 131 17.1 15.2 112 GRAVE SPRINGS 8550 13.4 9.2 146 13.2 10.3 128 KIRWIN 9550 19.3 9.6 201 17.8 11.3 158 MARQUETTE 8760 15.5 -M * 13.6 -M * MIDDLE POWDER 7760 18.2 11.8 154 14.5 11.4 127 OWL CREEK 8975 8.3 5.8 143 8.3 5.9 141 POWDER RIVER PASS 9480 15.7 10.1 155 16.9 12.2 139 SHELL CREEK 9580 19.6 14.8 132 16.8 13.5 124 TIMBER CREEK 7950 7.2 4.9 147 9.0 7.2 125 ----- ----- Basin Index (%) 150 130 SHOSHONE RIVER BLACKWATER 9780 32.4 22.4 145 29.2 20.1 145 EVENING STAR 9200 38.9 23.8 163 39.9 26.7 149 MARQUETTE 8760 15.5 -M * 13.6 -M * SYLVAN ROAD 7120 16.4 10.9 150 21.6 16.4 132 YOUNTS PEAK 8350 -M 14.3 * -M 15.4 * ----- ----- Basin Index (%) 154 144 POWDER RIVER BEAR TRAP MEADOW 8200 11.3 5.0 226 11.5 8.3 139 CLOUD PEAK RESERVOIR 9860 21.0 14.6 144 18.6 13.0 143 GRAVE SPRINGS 8550 13.4 9.2 146 13.2 10.3 128 HANSEN SAWMILL 8360 10.5 6.2 169 12.5 8.4 149 MIDDLE POWDER 7760 18.2 11.8 154 14.5 11.4 127 POWDER RIVER PASS 9480 15.7 10.1 155 16.9 12.2 139 SOLDIER PARK 8720 13.6 -M * 11.8 -M * ----- ----- Basin Index (%) 158 137 TONGUE RIVER BIG GOOSE 7990 12.7 9.4 135 15.0 11.2 134 BONE SPRINGS DIV 9350 21.8 16.6 131 17.1 15.2 112 BURGESS JUNCTION 7880 15.8 11.7 135 16.1 12.1 133 DOME LAKE 8880 16.2 11.7 138 14.9 13.3 112 LITTLE GOOSE 8870 14.5 -M * 17.2 -M * SUCKER CREEK 8880 18.2 11.9 153 19.5 14.1 138 TIE CREEK 6870 9.5 5.5 173 15.1 11.4 132 ----- ----- Basin Index (%) 141 126 BELLE FOURCHE COLE CANYON 5910 7.8 5.5 142 14.4 9.2 157 ----- ----- Basin Index (%) 142 157 CHEYENNE RIVER BASIN BLIND PARK 6890 9.5 7.1 134 16.7 11.6 144 NORTH RAPID CREEK 6130 9.9 6.7 148 15.1 9.6 157 ----- ----- Basin Index (%) 141 150 UPPER N. PLATTE ARAPAHO RIDGE 10960 28.1 20.6 136 27.1 22.0 123 BLACKHALL MTN 9820 38.9 -M * -M -M * COLUMBINE 9160 37.0 23.3 159 -M 25.1 * DIVIDE PEAK 8880 21.6 19.8 109 23.9 21.1 113 JOE WRIGHT 10120 23.3 20.8 112 32.0 25.4 126 LAPRELE CREEK 8375 10.4 9.4 111 11.6 12.3 94 MED BOW 10500 6.7 -M * 35.6 -M * NORTH FRENCH CREEK 10130 37.7 29.0 130 32.3 26.3 123 NEVER SUMMER 10280 25.2 20.2 125 19.3 -M * OLD BATTLE 10000 35.6 30.9 115 36.2 34.4 105 RAWAH 9020 15.0 10.5 143 17.7 13.9 127 SAGE CREEK BASIN 7850 14.1 12.4 114 13.5 14.2 95 SAND LAKE 10050 35.3 28.5 124 32.6 24.3 134 SOUTH BRUSH CREEK 8440 13.4 12.0 112 15.6 15.0 104 TOWER 10500 53.1 45.3 117 -M 39.2 * WEBBER SPRINGS 9250 27.8 23.0 121 29.6 26.2 113 WILLOW CREEK PASS 9540 15.1 12.0 126 14.8 13.2 112 ZIRKEL 9340 42.8 26.3 163 -M 27.9 * ----- ----- Basin Index (%) 127 116 SWEETWATER DEER PARK 9700 -M 15.2 * 19.6 19.4 101 LARSEN CREEK 9000 14.3 11.8 121 16.1 -M * SOUTH PASS 9040 16.8 15.1 111 15.4 17.1 90 ----- ----- Basin Index (%) 116 96 LOWER N. PLATTE CASPER MTN. 7900 19.5 14.2 137 16.5 14.6 113 LAPRELE CREEK 8375 10.4 9.4 111 11.6 12.3 94 RENO HILL 8400 19.6 13.9 141 21.1 15.1 140 WINDY PEAK 7900 9.6 7.8 123 12.2 10.3 118 ----- ----- Basin Index (%) 130 117 LARAMIE RIVER BROOKLYN LAKE 10240 32.2 21.3 151 28.8 20.8 138 CINNABAR PARK 9574 25.0 20.9 120 30.1 23.8 126 CROW CREEK 8330 7.0 7.0 100 11.6 10.6 109 DEADMAN HILL 10220 25.3 15.9 159 23.6 17.0 139 RAWAH 9020 15.0 10.5 143 17.7 13.9 127 ROACH 9700 21.9 16.3 134 24.6 18.9 130 ----- ----- Basin Index (%) 138 130 S. PLATTE BLACK MOUNTAIN 8920 12.9 -M * -M -M * CROW CREEK 8330 7.0 7.0 100 11.6 10.6 109 DEADMAN HILL 10220 25.3 15.9 159 23.6 17.0 139 ----- ----- Basin Index (%) 141 128 LITTLE SNAKE RIVER BATTLE MOUNTAIN 7440 12.7 10.1 126 18.4 14.8 124 DIVIDE PEAK 8880 21.6 19.8 109 23.9 21.1 113 ELK RIVER 8700 23.0 19.1 120 23.1 19.7 117 LITTLE SNAKE RIVER 8915 33.7 24.6 137 36.0 29.1 124 OLD BATTLE 10000 35.6 30.9 115 36.2 34.4 105 SAGE CREEK BASIN 7850 14.1 12.4 114 13.5 14.2 95 SANDSTONE RS 8150 13.7 12.8 107 19.0 18.0 106 WHISKEY PARK 8950 43.2 27.1 159 41.2 27.4 150 ----- ----- Basin Index (%) 126 118 UPPER GREEN RIVER BIG SANDY OPENING 9080 16.1 12.5 129 15.0 13.0 115 BLIND BULL SUM 8650 36.5 23.1 158 23.4 19.2 122 EAST RIM DIVIDE 7930 18.0 10.2 176 15.6 11.5 136 ELKHART PARK G.S. 9400 17.8 12.2 146 16.8 13.0 129 GROS VENTRE SUMMIT 8750 14.9 13.0 115 14.8 12.7 117 GUNSIGHT PASS 9820 20.5 13.6 151 18.9 13.5 140 KENDALL R.S. 7740 22.9 11.5 199 23.0 14.0 164 LOOMIS PARK 8240 25.3 13.9 182 24.7 17.0 145 NEW FORK LAKE 8340 16.5 10.3 160 13.7 10.6 129 POCKET CREEK 9360 12.9 -M * 12.7 -M * SNIDER BASIN 8060 20.4 12.3 166 19.3 14.0 138 SPRING CREEK DIVIDE 9000 35.7 22.5 159 31.9 23.4 136 TRIPLE PEAK 8500 35.3 21.9 161 36.8 24.9 148 ----- ----- Basin Index (%) 158 136 LOWER GREEN RIVER BLACKS FORK JCT 8870 9.0 -M * 13.6 -M * BUCK PASTURE 9700 15.6 -M * 17.1 -M * EF BLACKS FORK GS 9360 10.9 -M * 10.2 -M * HAMS FORK 7840 17.2 10.9 158 13.9 11.2 124 HEWINTA 9519 12.7 11.0 115 14.4 13.8 104 HICKERSON PARK 9145 8.0 7.8 103 9.0 10.1 89 HOLE-IN-ROCK 9150 6.6 7.0 94 9.5 9.5 100 INDIAN CREEK 9425 33.3 24.5 136 26.9 22.2 121 KELLEY R.S. 8180 19.2 14.9 129 21.1 17.8 119 SPIRIT LK 10235 10.5 -M * 13.9 -M * STEEL CREEK PARK 10200 19.9 15.6 128 16.5 16.2 102 ----- ----- Basin Index (%) 127 110 UPPER BEAR RIVER BEAR RIVER RS 8777 10.8 -M * 12.5 -M * BUG LAKE 7950 23.9 18.3 131 20.9 19.1 109 BURTS MILLER RANCH 8000 7.3 -M * 7.1 -M * CHALK CREEK #1 8993 23.3 24.1 97 22.9 24.8 92 HAYDEN FORK 9212 17.9 15.4 116 21.0 20.7 101 KELLEY R.S. 8180 19.2 14.9 129 21.1 17.8 119 LILY LAKE 9156 14.2 12.5 114 15.3 16.8 91 MONTE CRISTO 8960 28.6 27.4 104 25.9 25.5 102 SALT RIVER SUMMIT 7760 18.8 12.9 146 19.3 16.4 118 ----- ----- Basin Index (%) 116 104 ----------------------------------------------------------------------------- -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.