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 FRIDAY: OCTOBER 25 , 2013 ------------------------------------------------------------------------------ BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION Data Site Name (Ft) % % Current Median Median Current Average Avg ------------------------------------------------------------------------------ WYOMING SNAKE RIVER BASE CAMP 7030 .1 .0 * 1.3 1.6 81 BLACK BEAR 8170 1.7 2.2 77* 2.1 3.0 70 BLIND BULL SUM 8650 .8 .8 100* 1.3 1.6 81 COTTONWOOD CREEK 7670 .5 .3 167* 1.5 2.0 75 EAST RIM DIVIDE 7930 .1 .0 * 1.2 1.0 120 GRAND TARGHEE 9260 2.4 4.0 60* 2.9 4.7 62 GRANITE CREEK 6770 .1 .0 * 1.1 1.5 73 GRASSY LAKE 7265 .2 .4 50* 1.5 2.6 58 GROS VENTRE SUMMIT 8750 2.1 1.3 162* 2.1 1.4 150 GUNSIGHT PASS 9820 2.2 .8 275* 2.5 1.8 139 LEWIS LAKE DIVIDE 7850 .0 .3 0* 1.3 2.5 52 PHILLIPS BENCH 8200 .6 .4 150* 1.5 1.9 79 SALT RIVER SUMMIT 7760 .1 .0 * 1.4 1.3 108 SNAKE RIVER STATION 6920 .0 .0 * .9 2.1 43 SPRING CREEK DIVIDE 9000 .6 .7 86* 1.2 1.7 71 THUMB DIVIDE 7980 .1 .2 50* 1.2 1.8 67 TOGWOTEE PASS 9580 3.4 2.2 155* 2.4 2.1 114 TWO OCEAN PLATEAU 9240 3.3 2.6 127* 2.3 2.4 96 WILLOW CREEK 8380 .1 .4 25* 2.5 2.7 93 YOUNTS PEAK 8350 -M 1.1 * -M 1.8 * ----- ----- Basin Index (%) 111* 81 MADISON-GALLATIN BLACK BEAR 8170 1.7 2.2 77* 2.1 3.0 70 CANYON 7870 .5 .3 167* 1.7 1.5 113 MADISON PLATEAU 7750 .0 .8 0* 1.7 2.2 77 WEST YELLOWSTONE 6700 .0 .0 * 1.1 1.5 73 WHISKEY CREEK 6800 .0 .2 0* 1.2 1.8 67 ----- ----- Basin Index (%) 63* 78 YELLOWSTONE BEARTOOTH LAKE 9360 2.7 1.9 142* 1.5 1.8 83 BURNT MTN 5880 1.6 .0 * 5.2 2.8 186 CANYON 7870 .5 .3 167* 1.7 1.5 113 COLE CREEK 7850 4.7 1.8 261 4.0 2.5 160 EVENING STAR 9200 3.1 1.8 172* 2.5 2.5 100 FISHER CREEK 9100 3.2 1.9 168* 2.4 2.8 86 NORTHEAST ENTRANCE 7350 .0 .0 * .8 1.4 57 PARKER PEAK 9400 3.2 2.0 160* 2.2 2.2 100 SYLVAN LAKE 8420 1.1 1.2 92* 2.0 2.4 83 THUMB DIVIDE 7980 .1 .2 50* 1.2 1.8 67 TWO OCEAN PLATEAU 9240 3.3 2.6 127* 2.3 2.4 96 WHITE MILL 8700 2.4 1.6 150* 1.8 2.2 82 WOLVERINE 7650 .0 .0 * 1.2 1.5 80 ----- ----- Basin Index (%) 169* 104 WIND RIVER BURROUGHS CREEK 8750 -M .6 * -M 1.5 * CASTLE CREEK 8400 .0 -M * 1.8 -M * COLD SPRINGS 9630 2.3 .3 767* 3.4 1.5 227 DEER PARK 9700 2.3 1.4 164* 2.7 2.4 112 HOBBS PARK 10100 3.5 1.4 250* 3.5 1.9 184 KIRWIN 9550 3.4 1.2 283 2.6 1.5 173 LITTLE WARM 9370 2.3 .8 288* 3.1 1.5 207 OWL CREEK 8975 1.8 .4 450* 2.0 1.0 200 SOUTH PASS 9040 1.8 .8 225* 2.6 1.8 144 ST. LAWRENCE ALT 8620 1.2 .3 400* 3.1 1.4 221 TOGWOTEE PASS 9580 3.4 2.2 155* 2.4 2.1 114 TOWNSEND CREEK 8700 -M .4 * -M 1.9 * ----- ----- Basin Index (%) 250* 168 BIGHORN BASIN BALD MTN. 9380 5.1 2.4 212 3.8 2.2 173 BEAR TRAP MEADOW 8200 2.3 .3 767* 3.6 1.4 257 BONE SPRINGS DIV 9350 3.2 2.0 160 3.0 2.2 136 GRAVE SPRINGS 8550 3.3 .6 550* 4.0 1.8 222 KIRWIN 9550 3.4 1.2 283 2.6 1.5 173 MARQUETTE 8760 3.7 -M * 4.2 -M * MIDDLE POWDER 7760 5.5 .6 917* 5.0 2.0 250 OWL CREEK 8975 1.8 .4 450* 2.0 1.0 200 POWDER RIVER PASS 9480 3.1 .9 344* 3.4 1.8 189 SHELL CREEK 9580 3.7 2.4 154 2.9 2.0 145 TIMBER CREEK 7950 2.0 .2 1000* 3.5 1.6 219 ----- ----- Basin Index (%) 304* 193 SHOSHONE RIVER BLACKWATER 9780 4.4 2.1 210* 2.4 2.2 109 EVENING STAR 9200 3.1 1.8 172* 2.5 2.5 100 MARQUETTE 8760 3.7 -M * 4.2 -M * SYLVAN ROAD 7120 .0 .0 * 2.0 1.9 105 YOUNTS PEAK 8350 -M 1.1 * -M 1.8 * ----- ----- Basin Index (%) 192* 105 POWDER RIVER BEAR TRAP MEADOW 8200 2.3 .3 767* 3.6 1.4 257 CLOUD PEAK RESERVOIR 9860 3.4 1.4 243* 4.4 2.3 191 GRAVE SPRINGS 8550 3.3 .6 550* 4.0 1.8 222 HANSEN SAWMILL 8360 2.2 .2 1100* 3.5 1.5 233 MIDDLE POWDER 7760 5.5 .6 917* 5.0 2.0 250 POWDER RIVER PASS 9480 3.1 .9 344* 3.4 1.8 189 SOLDIER PARK 8720 1.8 -M * 3.4 -M * ----- ----- Basin Index (%) 495* 221 TONGUE RIVER BIG GOOSE 7990 2.5 .7 357* 4.2 2.2 191 BONE SPRINGS DIV 9350 3.2 2.0 160 3.0 2.2 136 BURGESS JUNCTION 7880 2.9 .8 362* 4.2 2.0 210 DOME LAKE 8880 2.5 1.2 208 3.8 2.2 173 LITTLE GOOSE 8870 3.3 -M * 5.1 -M * SUCKER CREEK 8880 4.3 1.1 391* 5.1 2.2 232 TIE CREEK 6870 1.6 .0 * 4.4 2.3 191 ----- ----- Basin Index (%) 293* 189 BELLE FOURCHE COLE CANYON 5910 2.0 .0 * 6.7 1.6 419 ----- ----- Basin Index (%) * 419 CHEYENNE RIVER BASIN BLIND PARK 6890 2.3 .0 * 7.1 1.8 394 NORTH RAPID CREEK 6130 3.2 .0 * 7.3 1.6 456 ----- ----- Basin Index (%) * 424 UPPER N. PLATTE ARAPAHO RIDGE 10960 2.6 2.2 118* 3.3 2.6 127 BLACKHALL MTN 9820 3.9 -M * 5.2 -M * COLUMBINE 9160 1.2 .2 600* 3.4 2.1 162 DIVIDE PEAK 8880 2.4 .8 300* 4.9 2.5 196 JOE WRIGHT 10120 1.5 1.6 94* 4.7 2.8 168 LAPRELE CREEK 8375 .8 .2 400* 2.7 1.5 180 MED BOW 10500 4.2 -M * 5.3 -M * NORTH FRENCH CREEK 10130 -M 2.2 * -M 2.6 * NEVER SUMMER 10280 2.7 1.6 169* 3.5 -M * OLD BATTLE 10000 3.7 1.9 195* 4.5 3.2 141 RAWAH 9020 1.7 .1 1700* 4.1 1.9 216 SAGE CREEK BASIN 7850 .0 .0 * 2.9 1.9 153 SAND LAKE 10050 4.3 1.9 226* 5.0 2.5 200 SOUTH BRUSH CREEK 8440 2.3 .3 767* 4.3 1.9 226 TOWER 10500 5.0 2.4 208* 5.7 3.4 168 WEBBER SPRINGS 9250 1.6 .7 229* 3.7 2.5 148 WILLOW CREEK PASS 9540 2.2 .6 367* 2.7 1.6 169 ZIRKEL 9340 1.2 .4 300* 3.0 3.3 91 ----- ----- Basin Index (%) 223* 163 SWEETWATER DEER PARK 9700 2.3 1.4 164* 2.7 2.4 112 LARSEN CREEK 9000 .0 -M * 1.8 -M * SOUTH PASS 9040 1.8 .8 225* 2.6 1.8 144 ----- ----- Basin Index (%) 186* 126 LOWER N. PLATTE CASPER MTN. 7900 6.6 .6 1100* 6.5 2.2 295 LAPRELE CREEK 8375 .8 .2 400* 2.7 1.5 180 RENO HILL 8400 6.4 1.0 640* 7.7 2.1 367 WINDY PEAK 7900 .0 .0 * 2.6 1.3 200 ----- ----- Basin Index (%) 767* 275 LARAMIE RIVER BROOKLYN LAKE 10240 1.6 .8 200* 2.7 1.9 142 CINNABAR PARK 9574 2.0 .9 222* 3.3 2.3 143 CROW CREEK 8330 .6 .0 * 2.7 1.6 169 DEADMAN HILL 10220 2.9 1.6 181* 3.7 2.0 185 RAWAH 9020 1.7 .1 1700* 4.1 1.9 216 ROACH 9700 -M .6 * -M 1.9 * ----- ----- Basin Index (%) 259* 170 S. PLATTE BLACK MOUNTAIN 8920 1.4 -M * 2.7 -M * CROW CREEK 8330 .6 .0 * 2.7 1.6 169 DEADMAN HILL 10220 2.9 1.6 181* 3.7 2.0 185 ----- ----- Basin Index (%) 219* 178 LITTLE SNAKE RIVER BATTLE MOUNTAIN 7440 .7 .0 * 3.1 1.5 207 DIVIDE PEAK 8880 2.4 .8 300* 4.9 2.5 196 ELK RIVER 8700 .0 .0 * 3.1 2.0 155 LITTLE SNAKE RIVER 8915 1.7 .7 243* 4.7 3.8 124 OLD BATTLE 10000 3.7 1.9 195* 4.5 3.2 141 SAGE CREEK BASIN 7850 .0 .0 * 2.9 1.9 153 SANDSTONE RS 8150 .9 .0 * 3.4 1.7 200 WHISKEY PARK 8950 3.2 .5 640* 5.1 2.2 232 ----- ----- Basin Index (%) 323* 169 UPPER GREEN RIVER BIG SANDY OPENING 9080 1.3 .9 144* 1.5 1.5 100 BLIND BULL SUM 8650 .8 .8 100* 1.3 1.6 81 EAST RIM DIVIDE 7930 .1 .0 * 1.2 1.0 120 ELKHART PARK G.S. 9400 1.3 .6 217* 2.0 1.5 133 GROS VENTRE SUMMIT 8750 2.1 1.3 162* 2.1 1.4 150 GUNSIGHT PASS 9820 2.2 .8 275* 2.5 1.8 139 KENDALL R.S. 7740 .0 .0 * 1.3 1.2 108 LOOMIS PARK 8240 .2 .2 100* 1.4 1.3 108 NEW FORK LAKE 8340 .2 .0 * .7 1.0 70 POCKET CREEK 9360 2.3 -M * 2.5 -M * SNIDER BASIN 8060 .1 .0 * 1.0 1.1 91 SPRING CREEK DIVIDE 9000 .6 .7 86* 1.2 1.7 71 TRIPLE PEAK 8500 1.1 .6 183* 1.3 1.8 72 ----- ----- Basin Index (%) 169* 104 LOWER GREEN RIVER BLACKS FORK JCT 8870 -M -M * 1.8 -M * BUCK PASTURE 9700 .1 -M * 2.3 -M * EF BLACKS FORK GS 9360 .2 -M * 1.8 -M * HAMS FORK 7840 .0 .0 * 1.5 1.1 136 HEWINTA 9519 .0 .0 * 2.0 1.7 118 HICKERSON PARK 9145 .1 .0 * 1.5 1.5 100 HOLE-IN-ROCK 9150 .1 .0 * 1.3 1.6 81 INDIAN CREEK 9425 .7 1.2 58* 1.6 1.7 94 KELLEY R.S. 8180 .5 .2 250* 1.6 1.4 114 SPIRIT LK 10235 .7 -M * 2.0 -M * STEEL CREEK PARK 10200 .3 1.0 30* 2.4 1.8 133 ----- ----- Basin Index (%) 71* 110 UPPER BEAR RIVER BEAR RIVER RS 8777 .0 -M * 1.7 -M * BUG LAKE 7950 .6 .0 * 1.4 1.7 82 BURTS MILLER RANCH 8000 .2 -M * .9 -M * CHALK CREEK #1 8993 1.3 .8 162* 2.4 2.4 100 HAYDEN FORK 9212 .1 .0 * 2.5 2.0 125 KELLEY R.S. 8180 .5 .2 250* 1.6 1.4 114 LILY LAKE 9156 .0 .5 0* 2.5 1.9 132 MONTE CRISTO 8960 .3 .0 * 1.5 2.2 68 SALT RIVER SUMMIT 7760 .1 .0 * 1.4 1.3 108 ----- ----- Basin Index (%) 193* 103 ----------------------------------------------------------------------------- -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.