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 FRIDAY: JUNE 7 , 2019 ------------------------------------------------------------------------------ BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION Data Site Name (Ft) % % Current Median Median Current Average Avg ------------------------------------------------------------------------------ WYOMING SNAKE RIVER Base Camp 7060 .0 .0 * 26.3 26.3 100 Black Bear 8170 29.1 18.4 158 54.3 47.3 115 Blind Bull Sum 8650 18.8 6.7 281 25.1 24.9 101 Cottonwood Creek 7670 .0 .0 * 35.0 32.2 109 East Rim Divide 7930 .0 .0 * 17.4 15.5 112 Grand Targhee 9260 39.3 37.5 105 42.2 40.3 105 Granite Creek 6770 .2 .0 * 28.0 24.7 113 Grassy Lake 7265 -M .0 * -M 44.7 * Gros Ventre Summit 8750 -M .0 * 17.3 17.5 99 Gunsight Pass 9820 8.4 .0 * 21.1 19.2 110 Lewis Lake Divide 7850 7.7 4.7 164 45.6 43.5 105 Phillips Bench 8200 10.7 4.6 233 39.3 35.0 112 Salt River Summit 7640 .0 .0 * 23.5 21.3 110 Snake River Station 6920 .1 .0 * 30.8 28.5 108 Spring Creek Divide 9000 14.6 6.0 243 30.6 29.7 103 Thumb Divide 7980 .1 .0 * 24.3 24.5 99 Togwotee Pass 9580 18.3 17.8 103 31.8 31.7 100 Two Ocean Plateau 9240 20.4 21.6 94 31.8 35.2 90 Willow Creek 8080 5.2 .0 * 45.7 43.5 105 Younts Peak 8350 -M .8 * -M 21.3 * ----- ----- Basin Index (%) 147* 105 MADISON-GALLATIN Black Bear 8170 29.1 18.4 158 54.3 47.3 115 Canyon 7870 .5 .0 * 20.9 21.6 97 Madison Plateau 7750 8.8 1.5 587* 37.0 34.0 109 West Yellowstone 6700 .0 .0 * 22.5 19.4 116 Whiskey Creek 6800 .0 .0 * 28.7 26.5 108 ----- ----- Basin Index (%) 193* 110 YELLOWSTONE Beartooth Lake 9360 20.0 13.6 147 27.8 25.9 107 Burnt Mtn 5880 .0 .0 * 27.0 21.8 124 Canyon 7870 .5 .0 * 20.9 21.6 97 Cole Creek 7850 13.1 3.5 374 24.0 22.2 108 Evening Star 9200 20.7 14.1 147 39.1 35.9 109 Fisher Creek 9100 28.8 24.4 118 44.6 41.1 109 Northeast Entrance 7350 .1 .0 * 19.3 17.4 111 Parker Peak 9400 17.4 9.9 176 32.4 24.4 133 Sylvan Lake 8420 2.8 1.3 215* 34.2 30.3 113 Thumb Divide 7980 .1 .0 * 24.3 24.5 99 Two Ocean Plateau 9240 20.4 21.6 94 31.8 35.2 90 White Mill 8700 14.5 13.0 112 27.6 31.3 88 Wolverine 7650 .0 .0 * 18.5 17.0 109 Younts Peak 8350 -M .8 * -M 21.3 * ----- ----- Basin Index (%) 136 107 WIND RIVER Burroughs Creek 8750 .0 -M * 21.6 -M * Castle Creek 8400 .0 -M * 12.8 -M * Cold Springs 9630 .0 .0 * 16.8 15.9 106 Deer Park 9700 8.4 .0 * 26.7 27.7 96 Hobbs Park 10100 16.6 2.3 722 23.6 21.1 112 Kirwin 9550 3.7 .3 1233* 20.2 17.6 115 Little Warm 9370 .0 .0 * 12.4 19.0 65 Owl Creek 8975 .0 .0 * 16.4 11.3 145 South Pass 9040 3.4 .0 * 20.7 24.1 86 St. Lawrence Alt 8620 -M .0 * -M 15.1 * Togwotee Pass 9580 18.3 17.8 103 31.8 31.7 100 Townsend Creek 8700 .8 .0 * 22.3 18.8 119 ----- ----- Basin Index (%) 251* 102 BIGHORN BASIN Bald Mtn. 9380 17.9 9.9 181 23.4 24.1 97 Bear Trap Meadow 8200 .0 .0 * 15.1 14.5 104 Bone Springs Div 9350 9.3 3.5 266 20.1 23.0 87 Grave Springs 8550 .0 .0 * 17.2 16.6 104 Kirwin 9550 3.7 .3 1233* 20.2 17.6 115 Marquette 8760 6.8 -M * 24.4 -M * Middle Powder 7760 .0 .0 * 19.4 17.9 108 Owl Creek 8975 .0 .0 * 16.4 11.3 145 Powder River Pass 9480 .0 .0 * 15.1 19.5 77 Shell Creek 9580 9.8 5.1 192 18.0 20.6 87 Timber Creek 7950 .1 .0 * 19.1 14.3 134 ----- ----- Basin Index (%) 217* 103 SHOSHONE RIVER Blackwater 9780 23.3 16.0 146 35.3 28.1 126 Evening Star 9200 20.7 14.1 147 39.1 35.9 109 Marquette 8760 6.8 -M * 24.4 -M * Sylvan Lake 8420 2.8 1.3 215* 34.2 30.3 113 Sylvan Road 7120 .0 .0 * 20.6 22.0 94 Younts Peak 8350 -M .8 * -M 21.3 * ----- ----- Basin Index (%) 149* 111 POWDER RIVER Bear Trap Meadow 8200 .0 .0 * 15.1 14.5 104 Cloud Peak Reservoir 9860 10.5 1.2 875* 22.1 21.9 101 Grave Springs 8550 .0 .0 * 17.2 16.6 104 Hansen Sawmill 8360 .0 .0 * 17.4 14.9 117 Middle Powder 7760 .0 .0 * 19.4 17.9 108 Powder River Pass 9480 .0 .0 * 15.1 19.5 77 Soldier Park 8720 .0 -M * 15.7 -M * ----- ----- Basin Index (%) 875* 101 TONGUE RIVER Big Goose 7990 .9 .0 * 21.3 18.8 113 Bone Springs Div 9350 9.3 3.5 266 20.1 23.0 87 Burgess Junction 7880 .0 .0 * 18.6 18.7 99 Dome Lake 8880 5.0 .0 * 21.9 20.9 105 Little Goose 8870 4.7 -M * 15.7 -M * Sucker Creek 8880 5.0 .0 * 22.2 22.2 100 Tie Creek 6870 .0 .0 * 23.7 19.4 122 ----- ----- Basin Index (%) 577* 104 BELLE FOURCHE Blind Park 6890 .1 .0 * 12.0 19.3 62 Cole Canyon 5910 .0 .0 * 22.2 18.0 123 ----- ----- Basin Index (%) * 92 CHEYENNE RIVER BASIN Blind Park 6890 .1 .0 * 12.0 19.3 62 North Rapid Creek 6130 -M .0 * -M 16.9 * ----- ----- Basin Index (%) * 62 UPPER N. PLATTE Arapaho Ridge 10960 23.1 3.6 642 35.9 30.0 120 Blackhall Mtn 9820 23.6 -M * 42.8 -M * Columbine 9160 -M .0 * 36.4 32.0 114 Divide Peak 8880 .0 .0 * 31.8 27.9 114 Joe Wright 10120 18.3 10.4 176 38.2 35.1 109 Laprele Creek 8375 .0 .0 * 21.0 18.5 114 Med Bow 10500 38.2 -M * 45.5 -M * Never Summer 10280 21.2 12.4 171 26.2 -M * North French Creek 10130 24.5 16.4 149 39.0 35.7 109 Old Battle 10000 37.4 16.2 231 47.4 44.2 107 Rawah 9020 .1 .0 * 23.3 20.4 114 Sage Creek Basin 7850 -M .0 * 21.1 18.2 116 Sand Lake 10050 28.7 17.2 167 33.3 34.0 98 South Brush Creek 8440 .0 .0 * 18.4 21.5 86 Tower 10500 51.1 31.8 161 58.5 50.1 117 Webber Springs 9250 12.0 .0 * 40.3 33.6 120 Whiskey Park 8950 -M .2 * -M 35.5 * Willow Creek Pass 9540 4.8 .0 * 22.8 19.0 120 Zirkel 9340 -M .0 * 46.3 34.9 133 ----- ----- Basin Index (%) 205* 113 SWEETWATER Deer Park 9700 8.4 .0 * 26.7 27.7 96 Larsen Creek 9000 .1 .0 * 18.6 -M * South Pass 9040 3.4 .0 * 20.7 24.1 86 ----- ----- Basin Index (%) * 92 LOWER N. PLATTE Casper Mtn. 7900 .0 .0 * 23.7 22.5 105 Laprele Creek 8375 .0 .0 * 21.0 18.5 114 Reno Hill 8400 1.5 .0 * 27.7 23.3 119 Windy Peak 7900 .0 .0 * 17.6 16.7 105 ----- ----- Basin Index (%) * 111 LARAMIE RIVER Brooklyn Lake 10240 11.5 1.0 1150* 34.5 28.8 120 Cinnabar Park 9574 9.5 .0 * 31.7 31.2 102 Crow Creek 8330 .1 .0 * 17.2 17.5 98 Deadman Hill 10220 11.1 2.0 555 26.0 24.6 106 Rawah 9020 .1 .0 * 23.3 20.4 114 Roach 9700 2.8 .0 * 30.7 26.4 116 Windy Peak 7900 .0 .0 * 17.6 16.7 105 ----- ----- Basin Index (%) 1170* 109 S. PLATTE Black Mountain 8920 .0 -M * 19.7 -M * Crow Creek 8330 .1 .0 * 17.2 17.5 98 Deadman Hill 10220 11.1 2.0 555 26.0 24.6 106 ----- ----- Basin Index (%) 560* 103 LITTLE SNAKE RIVER Battle Mountain 7440 .0 .0 * 21.9 19.6 112 Divide Peak 8880 .0 .0 * 31.8 27.9 114 Elk River 8700 .0 .0 * 26.5 26.0 102 Little Snake River 8915 9.2 .4 2300* 47.1 37.0 127 Old Battle 10000 37.4 16.2 231 47.4 44.2 107 Sage Creek Basin 7850 -M .0 * 21.1 18.2 116 Sandstone RS 8150 -M .0 * 24.1 23.7 102 Whiskey Park 8950 -M .2 * -M 35.5 * ----- ----- Basin Index (%) 281* 112 UPPER GREEN RIVER Big Sandy Opening 9080 .0 .0 * 19.8 18.5 107 Blind Bull Sum 8650 18.8 6.7 281 25.1 24.9 101 East Rim Divide 7930 .0 .0 * 17.4 15.5 112 Elkhart Park G.S. 9400 1.2 .0 * 20.6 18.5 111 Gros Ventre Summit 8750 -M .0 * 17.3 17.5 99 Gunsight Pass 9820 8.4 .0 * 21.1 19.2 110 Indian Creek 9425 14.1 5.5 256 27.0 28.5 95 Kendall R.S. 7740 .0 .0 * 16.8 18.1 93 Loomis Park 8240 .3 .0 * 23.2 22.0 105 New Fork Lake 8340 .0 .0 * 17.1 15.1 113 Pocket Creek 9360 .9 -M * 19.5 -M * Snider Basin 8060 .0 .0 * 18.8 17.9 105 Spring Creek Divide 9000 14.6 6.0 243 30.6 29.7 103 Triple Peak 8500 -M .0 * -M 32.0 * ----- ----- Basin Index (%) 315* 104 LOWER GREEN RIVER Blacks Fork Jct 8869 .1 -M * 19.2 -M * Buck Pasture 9632 .3 -M * 28.5 -M * EF Blacks Fork GS 9360 .1 -M * 19.6 -M * Hams Fork 7840 .0 .0 * 19.9 15.7 127 Hewinta 9500 .0 .0 * 22.1 19.0 116 Hickerson Park 9122 .0 .0 * 17.8 14.7 121 Hole-in-Rock 9168 .1 .0 * 17.7 14.3 124 Indian Creek 9425 14.1 5.5 256 27.0 28.5 95 Kelley R.S. 8180 .4 .0 * 24.2 23.3 104 Spirit Lk 10235 8.8 -M * 24.9 -M * Steel Creek Park 10158 11.9 6.0 198 27.6 22.5 123 ----- ----- Basin Index (%) 230* 113 UPPER BEAR RIVER Bear River RS 8777 .0 -M * 21.3 -M * Bug Lake 7987 .1 .0 * 32.6 25.0 130 Burts Miller Ranch 8000 .1 -M * 11.7 -M * Chalk Creek #1 9171 9.7 1.4 693* 38.9 32.6 119 Hayden Fork 9130 .0 .0 * 31.2 27.2 115 Kelley R.S. 8180 .4 .0 * 24.2 23.3 104 Lily Lake 9133 .0 .0 * 22.7 22.8 100 Monte Cristo 8932 18.1 .0 * 42.4 33.4 127 Salt River Summit 7640 .0 .0 * 23.5 21.3 110 Spring Creek Divide 9000 14.6 6.0 243 30.6 29.7 103 ----- ----- Basin Index (%) 580* 114 ----------------------------------------------------------------------------- -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.