Supercell over Laramie
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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 TUESDAY: NOVEMBER 1 , 2016 ------------------------------------------------------------------------------ BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION Data Site Name (Ft) % % Current Median Median Current Average Avg ------------------------------------------------------------------------------ WYOMING SNAKE RIVER Base Camp 7030 .0 .2 0* 7.3 2.1 348 Black Bear 8170 .3 2.9 10* 10.9 4.0 272 Blind Bull Sum 8650 1.7 1.4 121* 5.5 2.1 262 Cottonwood Creek 7670 -M .9 * -M 2.7 * East Rim Divide 7930 -M .3 * -M 1.4 * Grand Targhee 9260 -M 4.7 * -M 5.2 * Granite Creek 6770 .0 .2 0* 6.4 2.0 320 Grassy Lake 7265 .2 1.2 17* 11.3 3.5 323 Gros Ventre Summit 8750 .1 1.7 6 4.9 1.8 272 Gunsight Pass 9820 .5 1.0 50* 5.1 2.2 232 Lewis Lake Divide 7850 .0 1.0 0* 10.1 3.3 306 Phillips Bench 8200 .1 1.3 8* 9.1 2.4 379 Salt River Summit 7760 .0 .2 0* 5.5 1.9 289 Snake River Station 6920 .0 .2 0* 7.7 2.6 296 Spring Creek Divide 9000 1.6 1.2 133* 7.3 2.3 317 Thumb Divide 7980 .2 .4 50* 6.3 2.2 286 Togwotee Pass 9580 2.4 2.7 89 6.4 2.8 229 Two Ocean Plateau 9240 -M 3.2 * -M 3.1 * Willow Creek 8380 .5 .9 56* 10.2 3.8 268 Younts Peak 8350 .1 1.5 7* 4.7 2.2 214 ----- ----- Basin Index (%) 43* 288 MADISON-GALLATIN Black Bear 8170 .3 2.9 10* 10.9 4.0 272 Canyon 7870 .3 .6 50* 5.7 1.9 300 Madison Plateau 7750 .1 1.4 7* 9.6 2.9 331 West Yellowstone 6700 .1 .1 100* 6.6 1.9 347 Whiskey Creek 6800 .1 .5 20* 6.6 2.4 275 ----- ----- Basin Index (%) 16* 301 YELLOWSTONE Beartooth Lake 9360 2.3 2.7 85 3.7 2.3 161 Burnt Mtn 5880 .1 .0 * 3.0 3.5 86 Canyon 7870 .3 .6 50* 5.7 1.9 300 Cole Creek 7850 .2 2.8 7 1.7 3.1 55 Evening Star 9200 3.7 2.4 154* 9.0 3.3 273 Fisher Creek 9100 3.2 2.7 119* 8.4 3.6 233 Northeast Entrance 7350 .0 .0 * 5.1 1.8 283 Parker Peak 9400 3.9 2.7 144 6.9 2.6 265 Sylvan Lake 8420 1.1 1.7 65* 10.3 3.1 332 Thumb Divide 7980 .2 .4 50* 6.3 2.2 286 Two Ocean Plateau 9240 -M 3.2 * -M 3.1 * White Mill 8700 1.5 2.2 68* 6.0 2.9 207 Wolverine 7650 .1 .0 * 4.5 1.9 237 ----- ----- Basin Index (%) 91* 219 WIND RIVER Burroughs Creek 8750 .1 -M * 2.7 -M * Castle Creek 8400 .1 -M * 2.0 -M * Cold Springs 9630 .1 .8 12 2.2 1.9 116 Deer Park 9700 .1 1.7 6 3.6 3.2 112 Hobbs Park 10100 -M 2.0 * 3.3 2.4 138 Kirwin 9550 .7 1.7 41 3.1 2.0 155 Little Warm 9370 .1 1.2 8 4.0 1.9 211 Owl Creek 8975 .0 .8 0 1.3 1.3 100 South Pass 9040 .0 1.3 0* 2.2 2.4 92 St. Lawrence Alt 8620 .0 .9 0 2.7 1.8 150 Togwotee Pass 9580 2.4 2.7 89 6.4 2.8 229 Townsend Creek 8700 .0 1.0 0 2.6 2.4 108 ----- ----- Basin Index (%) 28 142 BIGHORN BASIN Bald Mtn. 9380 4.0 3.1 129 3.5 2.8 125 Bear Trap Meadow 8200 .1 .5 20* 1.7 1.8 94 Bone Springs Div 9350 1.4 2.8 50 3.6 2.8 129 Grave Springs 8550 -M .9 * 1.7 2.3 74 Kirwin 9550 .7 1.7 41 3.1 2.0 155 Marquette 8760 .0 -M * 2.1 -M * Middle Powder 7760 .2 1.1 18* 1.9 2.6 73 Owl Creek 8975 .0 .8 0 1.3 1.3 100 Powder River Pass 9480 .4 1.4 29 2.7 2.2 123 Shell Creek 9580 3.3 2.9 114 3.1 2.4 129 Timber Creek 7950 .1 .7 14 1.4 2.1 67 ----- ----- Basin Index (%) 68 108 SHOSHONE RIVER Blackwater 9780 5.7 2.8 204 8.2 2.8 293 Evening Star 9200 3.7 2.4 154* 9.0 3.3 273 Marquette 8760 .0 -M * 2.1 -M * Sylvan Road 7120 .1 .3 33* 7.7 2.3 335 Younts Peak 8350 .1 1.5 7* 4.7 2.2 214 ----- ----- Basin Index (%) 137* 279 POWDER RIVER Bear Trap Meadow 8200 .1 .5 20* 1.7 1.8 94 Cloud Peak Reservoir 9860 .1 1.9 5 2.4 2.8 86 Grave Springs 8550 -M .9 * 1.7 2.3 74 Hansen Sawmill 8360 .0 .4 0* 1.6 1.9 84 Middle Powder 7760 .2 1.1 18* 1.9 2.6 73 Powder River Pass 9480 .4 1.4 29 2.7 2.2 123 Soldier Park 8720 .0 -M * 2.2 -M * ----- ----- Basin Index (%) 15* 88 TONGUE RIVER Big Goose 7990 .1 1.0 10* 1.2 2.6 46 Bone Springs Div 9350 1.4 2.8 50 3.6 2.8 129 Burgess Junction 7880 .1 1.4 7 1.6 2.4 67 Dome Lake 8880 .1 2.0 5 2.3 2.8 82 Little Goose 8870 .0 -M * 2.1 -M * Sucker Creek 8880 .2 1.6 12 1.2 2.7 44 Tie Creek 6870 .1 .2 50* 2.3 2.8 82 ----- ----- Basin Index (%) 22 76 BELLE FOURCHE Cole Canyon 5910 .0 .0 * .8 2.1 38 ----- ----- Basin Index (%) * 38 CHEYENNE RIVER BASIN Blind Park 6890 .0 .3 0* 1.6 2.4 67 North Rapid Creek 6130 .0 .3 0* .9 2.2 41 ----- ----- Basin Index (%) 0* 54 UPPER N. PLATTE Arapaho Ridge 10960 .4 3.0 13 2.5 3.4 74 Blackhall Mtn 9820 .3 -M * 3.1 -M * Columbine 9160 .0 .6 0* 2.9 2.8 104 Divide Peak 8880 .4 1.5 27* 1.9 3.4 56 Joe Wright 10120 .1 2.6 4 3.1 3.7 84 Laprele Creek 8375 .0 .4 0* .3 2.1 14 Med Bow 10500 2.3 -M * 3.9 -M * North French Creek 10130 .1 2.8 4* 2.7 3.4 79 Never Summer 10280 .2 2.4 8 2.3 -M * Old Battle 10000 .5 2.6 19* 2.3 4.4 52 Rawah 9020 .1 .4 25* 2.1 2.5 84 Sage Creek Basin 7850 .0 .4 0* 1.2 2.5 48 Sand Lake 10050 1.6 2.6 62* 2.0 3.3 61 South Brush Creek 8440 .0 .6 0* 1.1 2.5 44 Tower 10500 .3 3.5 9* 2.9 4.6 63 Webber Springs 9250 .0 1.2 0* 3.0 3.4 88 Willow Creek Pass 9540 .1 1.3 8* 1.5 2.1 71 Zirkel 9340 .3 1.0 30* 4.1 3.9 105 ----- ----- Basin Index (%) 15* 70 SWEETWATER Deer Park 9700 .1 1.7 6 3.6 3.2 112 Larsen Creek 9000 .2 .0 * 4.5 -M * South Pass 9040 .0 1.3 0* 2.2 2.4 92 ----- ----- Basin Index (%) 10* 104 LOWER N. PLATTE Casper Mtn. 7900 .0 1.2 0* .6 2.9 21 Laprele Creek 8375 .0 .4 0* .3 2.1 14 Reno Hill 8400 -M 1.3 * -M 2.8 * Windy Peak 7900 .0 .4 0* .3 1.9 16 ----- ----- Basin Index (%) 0* 17 LARAMIE RIVER Brooklyn Lake 10240 .0 1.4 0* 1.0 2.4 42 Cinnabar Park 9574 .2 1.2 17* 1.9 3.0 63 Crow Creek 8330 .0 .1 0* .8 2.1 38 Deadman Hill 10220 .9 2.2 41 2.0 2.5 80 Rawah 9020 .1 .4 25* 2.1 2.5 84 Roach 9700 .1 1.2 8* 1.4 2.6 54 ----- ----- Basin Index (%) 20* 61 S. PLATTE Black Mountain 8920 .1 -M * 1.3 -M * Crow Creek 8330 .0 .1 0* .8 2.1 38 Deadman Hill 10220 .9 2.2 41 2.0 2.5 80 ----- ----- Basin Index (%) 39* 61 LITTLE SNAKE RIVER Battle Mountain 7440 .0 .0 * 1.8 2.1 86 Divide Peak 8880 .4 1.5 27* 1.9 3.4 56 Elk River 8700 .4 .2 200* 2.2 2.6 85 Little Snake River 8915 .3 .9 33* 3.7 4.8 77 Old Battle 10000 .5 2.6 19* 2.3 4.4 52 Sage Creek Basin 7850 .0 .4 0* 1.2 2.5 48 Sandstone RS 8150 .1 .0 * 1.2 2.4 50 Whiskey Park 8950 .0 1.0 0* 2.9 3.0 97 ----- ----- Basin Index (%) 26* 68 UPPER GREEN RIVER Big Sandy Opening 9080 1.1 1.4 79 4.5 1.9 237 Blind Bull Sum 8650 1.7 1.4 121* 5.5 2.1 262 East Rim Divide 7930 -M .3 * -M 1.4 * Elkhart Park G.S. 9400 .1 1.0 10* 4.8 2.0 240 Gros Ventre Summit 8750 .1 1.7 6 4.9 1.8 272 Gunsight Pass 9820 .5 1.0 50* 5.1 2.2 232 Kendall R.S. 7740 .0 .3 0* 4.6 1.6 288 Loomis Park 8240 .0 .6 0* 5.2 1.8 289 New Fork Lake 8340 .0 .5 0* 2.1 1.4 150 Pocket Creek 9360 -M -M * -M -M * Snider Basin 8060 .0 .2 0* 4.9 1.5 327 Spring Creek Divide 9000 1.6 1.2 133* 7.3 2.3 317 Triple Peak 8500 .9 1.2 75* 7.4 2.4 308 ----- ----- Basin Index (%) 57* 268 LOWER GREEN RIVER Blacks Fork Jct 8870 .0 -M * 1.7 -M * Buck Pasture 9700 .2 -M * 2.8 -M * EF Blacks Fork GS 9360 .1 -M * 2.2 -M * Hams Fork 7840 .0 .2 0* 3.8 1.5 253 Hewinta 9519 .0 .0 * 1.7 2.2 77 Hickerson Park 9145 .3 .2 150* 1.3 2.1 62 Hole-in-Rock 9150 .0 .2 0* 1.6 2.1 76 Indian Creek 9425 .5 2.0 25* 5.3 2.4 221 Kelley R.S. 8180 .0 .6 0* 4.9 2.0 245 Spirit Lk 10235 .3 -M * 2.2 -M * Steel Creek Park 10200 .5 1.5 33* 2.5 2.5 100 ----- ----- Basin Index (%) 28* 143 UPPER BEAR RIVER Bear River RS 8777 .0 -M * 1.9 -M * Bug Lake 7950 .0 .4 0* 4.2 2.3 183 Burts Miller Ranch 8000 .0 -M * 1.2 -M * Chalk Creek #1 8993 .7 1.6 44* 3.2 3.3 97 Hayden Fork 9212 .2 .3 67* 3.0 2.7 111 Kelley R.S. 8180 .0 .6 0* 4.9 2.0 245 Lily Lake 9156 .0 .7 0* 1.9 2.6 73 Monte Cristo 8960 .2 .6 33* 4.1 3.0 137 Salt River Summit 7760 .0 .2 0* 5.5 1.9 289 ----- ----- Basin Index (%) 25* 151 ----------------------------------------------------------------------------- -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.