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 TUESDAY: NOVEMBER 27 , 2018 ------------------------------------------------------------------------------ BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION Data Site Name (Ft) % % Current Median Median Current Average Avg ------------------------------------------------------------------------------ WYOMING SNAKE RIVER Base Camp 7060 3.1 3.3 94 5.2 5.5 95 Black Bear 8170 5.8 8.2 71 8.6 9.8 88 Blind Bull Sum 8650 4.1 4.5 91 4.6 5.2 88 Cottonwood Creek 7670 4.2 3.6 117 6.3 6.3 100 East Rim Divide 7930 1.9 1.7 112 3.2 3.1 103 Grand Targhee 9260 11.9 9.5 125 10.5 9.4 112 Granite Creek 6770 2.6 2.2 118 5.2 4.9 106 Grassy Lake 7265 4.5 6.0 75 7.9 9.0 88 Gros Ventre Summit 8750 2.1 3.4 62 3.1 3.9 79 Gunsight Pass 9820 2.6 3.0 87 4.9 3.9 126 Lewis Lake Divide 7850 4.6 6.6 70 8.3 9.0 92 Phillips Bench 8200 4.0 4.8 83 7.4 6.8 109 Salt River Summit 7640 1.9 1.8 106 4.1 4.0 102 Snake River Station 6920 2.9 2.9 100 7.2 6.1 118 Spring Creek Divide 9000 4.4 4.7 94 6.2 5.9 105 Thumb Divide 7980 1.9 2.9 66 4.4 5.0 88 Togwotee Pass 9580 6.6 6.4 103 7.6 6.6 115 Two Ocean Plateau 9240 7.4 8.2 90 6.4 7.5 85 Willow Creek 8080 4.8 5.0 96 9.0 8.8 102 Younts Peak 8350 -M 4.0 * -M 4.7 * ----- ----- Basin Index (%) 92 100 MADISON-GALLATIN Black Bear 8170 5.8 8.2 71 8.6 9.8 88 Canyon 7870 2.0 2.8 71 3.9 4.5 87 Madison Plateau 7750 3.1 4.7 66 5.2 6.7 78 West Yellowstone 6700 1.7 1.6 106 3.2 3.9 82 Whiskey Creek 6800 1.4 2.8 50 2.3 5.4 43 ----- ----- Basin Index (%) 70 77 YELLOWSTONE Beartooth Lake 9360 5.2 5.7 91 4.5 5.1 88 Burnt Mtn 5880 2.3 1.1 209 5.5 4.9 112 Canyon 7870 2.0 2.8 71 3.9 4.5 87 Cole Creek 7850 6.4 3.7 173 6.2 4.8 129 Evening Star 9200 7.5 6.7 112 10.1 7.7 131 Fisher Creek 9100 6.5 8.2 79 10.1 8.4 120 Northeast Entrance 7350 2.5 1.5 167 5.2 3.9 133 Parker Peak 9400 7.0 5.7 123 8.0 5.3 151 Sylvan Lake 8420 5.8 4.8 121 10.0 6.7 149 Thumb Divide 7980 1.9 2.9 66 4.4 5.0 88 Two Ocean Plateau 9240 7.4 8.2 90 6.4 7.5 85 White Mill 8700 5.1 5.6 91 5.2 6.6 79 Wolverine 7650 2.3 1.7 135 4.6 3.8 121 ----- ----- Basin Index (%) 106 113 WIND RIVER Burroughs Creek 8750 2.2 -M * 3.6 -M * Castle Creek 8400 .9 -M * 2.1 -M * Cold Springs 9630 2.1 2.2 95 2.4 3.5 69 Deer Park 9700 4.0 3.8 105 4.5 5.2 87 Hobbs Park 10100 3.8 4.3 88 3.5 4.2 83 Kirwin 9550 2.5 3.3 76 2.7 3.7 73 Little Warm 9370 1.9 2.6 73 3.3 3.9 85 Owl Creek 8975 2.3 1.5 153 2.9 2.1 138 South Pass 9040 3.1 3.6 86 3.9 5.0 78 St. Lawrence Alt 8620 1.5 1.9 79 3.3 3.1 106 Togwotee Pass 9580 6.6 6.4 103 7.6 6.6 115 Townsend Creek 8700 3.0 2.3 130 4.0 4.0 100 ----- ----- Basin Index (%) 97 92 BIGHORN BASIN Bald Mtn. 9380 7.0 5.5 127 4.6 4.9 94 Bear Trap Meadow 8200 3.1 1.3 238 3.3 3.0 110 Bone Springs Div 9350 5.2 4.8 108 4.7 4.6 102 Grave Springs 8550 2.6 1.6 162 3.7 3.5 106 Kirwin 9550 2.5 3.3 76 2.7 3.7 73 Marquette 8760 3.2 -M * 3.9 -M * Middle Powder 7760 3.3 2.7 122 2.9 4.2 69 Owl Creek 8975 2.3 1.5 153 2.9 2.1 138 Powder River Pass 9480 3.5 2.7 130 3.4 3.9 87 Shell Creek 9580 6.0 4.8 125 5.4 4.4 123 Timber Creek 7950 1.4 1.6 88 2.8 3.1 90 ----- ----- Basin Index (%) 124 97 SHOSHONE RIVER Blackwater 9780 8.3 6.7 124 8.6 6.1 141 Evening Star 9200 7.5 6.7 112 10.1 7.7 131 Marquette 8760 3.2 -M * 3.9 -M * Sylvan Road 7120 3.1 2.4 129 5.8 5.5 105 Younts Peak 8350 -M 4.0 * -M 4.7 * ----- ----- Basin Index (%) 120 127 POWDER RIVER Bear Trap Meadow 8200 3.1 1.3 238 3.3 3.0 110 Cloud Peak Reservoir 9860 5.2 3.7 141 5.3 4.5 118 Grave Springs 8550 2.6 1.6 162 3.7 3.5 106 Hansen Sawmill 8360 1.7 1.5 113 3.4 2.9 117 Middle Powder 7760 3.3 2.7 122 2.9 4.2 69 Powder River Pass 9480 3.5 2.7 130 3.4 3.9 87 Soldier Park 8720 1.6 -M * 3.4 -M * ----- ----- Basin Index (%) 144 100 TONGUE RIVER Big Goose 7990 2.5 2.1 119 5.0 3.9 128 Bone Springs Div 9350 5.2 4.8 108 4.7 4.6 102 Burgess Junction 7880 2.8 2.8 100 3.9 4.0 98 Dome Lake 8880 2.8 3.4 82 3.8 4.7 81 Little Goose 8870 3.8 -M * 3.6 -M * Sucker Creek 8880 4.5 3.2 141 4.5 4.4 102 Tie Creek 6870 1.5 .7 214 5.1 4.0 128 ----- ----- Basin Index (%) 114 105 BELLE FOURCHE Cole Canyon 5910 1.0 .7 143 3.5 3.3 106 ----- ----- Basin Index (%) 143 106 CHEYENNE RIVER BASIN Blind Park 6890 1.6 1.6 100 2.3 4.2 55 North Rapid Creek 6130 1.2 1.3 92 2.1 3.6 58 ----- ----- Basin Index (%) 97 56 UPPER N. PLATTE Arapaho Ridge 10960 6.9 5.4 128 8.4 6.2 135 Blackhall Mtn 9820 7.5 -M * 10.8 -M * Columbine 9160 5.3 4.2 126 8.3 6.3 132 Divide Peak 8880 4.0 4.0 100 6.8 6.2 110 Joe Wright 10120 5.7 5.4 106 10.8 7.5 144 Laprele Creek 8375 3.8 2.2 173 5.0 3.8 132 Med Bow 10500 11.4 -M * 12.9 -M * North French Creek 10130 9.1 6.2 147 11.0 7.1 155 Never Summer 10280 6.2 4.6 135 7.2 -M * Old Battle 10000 9.2 6.8 135 11.5 9.2 125 Rawah 9020 2.6 2.2 118 5.4 4.4 123 Sage Creek Basin 7850 2.8 2.0 140 5.4 4.2 129 Sand Lake 10050 8.4 6.6 127 7.7 6.7 115 South Brush Creek 8440 3.0 2.4 125 4.1 4.5 91 Tower 10500 11.6 10.6 109 11.6 10.5 110 Webber Springs 9250 5.9 4.3 137 9.4 7.0 134 Willow Creek Pass 9540 4.6 3.3 139 6.2 4.1 151 Zirkel 9340 7.2 4.1 176 11.5 7.5 153 ----- ----- Basin Index (%) 130 129 SWEETWATER Deer Park 9700 4.0 3.8 105 4.5 5.2 87 Larsen Creek 9000 1.7 2.2 77 4.2 -M * South Pass 9040 3.1 3.6 86 3.9 5.0 78 ----- ----- Basin Index (%) 92 82 LOWER N. PLATTE Casper Mtn. 7900 3.6 3.2 112 3.9 5.0 78 Laprele Creek 8375 3.8 2.2 173 5.0 3.8 132 Reno Hill 8400 4.2 3.2 131 5.4 4.6 117 Windy Peak 7900 3.4 1.6 212 3.4 3.4 100 ----- ----- Basin Index (%) 147 105 LARAMIE RIVER Brooklyn Lake 10240 6.8 4.1 166 8.6 5.3 162 Cinnabar Park 9574 6.9 4.7 147 9.1 6.0 152 Crow Creek 8330 .9 1.5 60 3.3 3.4 97 Deadman Hill 10220 5.5 4.4 125 6.0 5.0 120 Rawah 9020 2.6 2.2 118 5.4 4.4 123 Roach 9700 4.2 3.6 117 6.1 5.2 117 ----- ----- Basin Index (%) 131 131 S. PLATTE Black Mountain 8920 2.6 -M * 3.8 -M * Crow Creek 8330 .9 1.5 60 3.3 3.4 97 Deadman Hill 10220 5.5 4.4 125 6.0 5.0 120 ----- ----- Basin Index (%) 108 111 LITTLE SNAKE RIVER Battle Mountain 7440 2.5 1.2 208 3.5 4.2 83 Divide Peak 8880 4.0 4.0 100 6.8 6.2 110 Elk River 8700 3.5 2.6 135 4.6 5.2 88 Little Snake River 8915 5.8 3.5 166 12.4 7.8 159 Old Battle 10000 9.2 6.8 135 11.5 9.2 125 Sage Creek Basin 7850 2.8 2.0 140 5.4 4.2 129 Sandstone RS 8150 3.8 1.7 224 5.3 5.0 106 Whiskey Park 8950 6.1 4.3 142 9.8 6.7 146 ----- ----- Basin Index (%) 144 122 UPPER GREEN RIVER Big Sandy Opening 9080 2.7 3.4 79 4.0 3.8 105 Blind Bull Sum 8650 4.1 4.5 91 4.6 5.2 88 East Rim Divide 7930 1.9 1.7 112 3.2 3.1 103 Elkhart Park G.S. 9400 2.8 2.9 97 4.2 3.9 108 Gros Ventre Summit 8750 2.1 3.4 62 3.1 3.9 79 Gunsight Pass 9820 2.6 3.0 87 4.9 3.9 126 Kendall R.S. 7740 1.9 2.3 83 3.3 3.7 89 Loomis Park 8240 3.4 2.8 121 4.9 4.4 111 New Fork Lake 8340 2.0 2.0 100 2.8 3.1 90 Pocket Creek 9360 4.3 -M * 5.1 -M * Snyder Basin 8060 2.5 2.4 104 4.5 3.6 125 Spring Creek Divide 9000 4.4 4.7 94 6.2 5.9 105 Triple Peak 8500 5.4 4.7 115 7.4 6.2 119 ----- ----- Basin Index (%) 95 105 LOWER GREEN RIVER Blacks Fork Jct 8869 .8 -M * 3.8 -M * Buck Pasture 9632 3.0 -M * 6.5 -M * EF Blacks Fork GS 9360 2.2 -M * 3.8 -M * Hams Fork 7840 1.7 2.0 85 3.5 3.1 113 Hewinta 9500 1.5 1.7 88 4.4 4.2 105 Hickerson Park 9122 1.7 1.4 121 4.3 3.5 123 Hole-in-Rock 9168 1.0 1.5 67 4.0 3.4 118 Indian Creek 9425 3.7 5.2 71 4.0 5.4 74 Kelley R.S. 8180 2.5 2.7 93 3.7 4.5 82 Spirit Lk 10235 3.3 -M * 5.8 -M * Steel Creek Park 10158 3.4 3.6 94 5.3 4.8 110 ----- ----- Basin Index (%) 86 101 UPPER BEAR RIVER Bear River RS 8777 1.3 -M * 4.5 -M * Bug Lake 7987 2.3 3.2 72 6.3 5.0 126 Burts Miller Ranch 8000 2.3 -M * 2.5 -M * Chalk Creek #1 9171 3.1 4.6 67 8.5 7.0 121 Hayden Fork 9130 2.2 2.8 79 6.6 5.8 114 Kelley R.S. 8180 2.5 2.7 93 3.7 4.5 82 Lily Lake 9133 2.1 2.5 84 5.1 5.1 100 Monte Cristo 8932 3.1 4.6 67 5.9 6.6 89 Salt River Summit 7640 1.9 1.8 106 4.1 4.0 102 ----- ----- Basin Index (%) 77 106 ----------------------------------------------------------------------------- -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.