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
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 WEDNESDAY: MAY 20 , 2026
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BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION
Data Site Name (Ft) % %
Current Median Median Current Median Med
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COLORADO
GUNNISON RIVER BASIN
Butte 10190 .0 .6 0* 14.1 17.9 79
Castle Peak 11510 10.8 -M * 26.7 -M *
Cochetopa Pass 10020 .0 .0 * 6.5 9.8 66
Columbine Pass 9160 .0 .0 * 22.9 26.5 86
Idarado 9780 .0 .0 * 17.9 22.8 79
Mc Clure Pass 8760 .0 .0 * 20.4 23.6 86
Mesa Lakes 10160 .1 6.6 2 19.7 25.6 77
Overland Res. 9890 .0 .0 * 16.2 19.2 84
Park Cone 9600 .1 .0 * 12.1 13.6 89
Park Reservoir 9990 6.0 18.9 32 27.1 30.4 89
Porphyry Creek 10790 .0 4.5 0 16.0 19.4 82
Rat Creek 11680 .6 -M * 14.1 -M *
Red Mountain Pass 11060 .0 15.7 0 24.0 30.4 79
Sargents Mesa 11490 .0 5.6 0 11.3 15.4 73
Schofield Pass 10640 .2 23.6 1 29.5 36.4 81
Slumgullion 11560 .1 4.0 2 13.5 16.8 80
Upper Taylor 10710 .0 2.3 0 16.0 21.1 76
Wager Gulch 11110 .1 -M * 13.9 -M *
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Basin Index (%) 8 81
UPPER COLORADO RIVER BASIN
Arapaho Ridge 10960 3.3 19.6 17 22.4 28.4 79
Bear River 9100 .0 4.0 0 11.2 17.2 65
Beaver Ck Village 8530 .0 .0 * 13.1 18.0 73
Berthoud Summit 11300 1.4 16.7 8 22.2 30.6 73
Bison Lake 10950 5.9 24.7 24 24.5 31.8 77
Buffalo Park 9240 .1 5.8 2 13.3 20.6 65
Castle Peak 11510 10.8 -M * 26.7 -M *
Chapman Tunnel 10090 .2 5.7 4 14.1 21.7 65
Columbine 9170 .0 1.2 0* 25.4 31.1 82
Copper Mountain 10500 .0 8.6 0 13.6 21.4 64
Elliot Ridge 10550 .0 14.2 0 16.8 -M *
Fool Creek 11130 4.7 -M * 18.2 -M *
Fremont Pass 11310 7.2 18.0 40 12.3 20.7 59
Grizzly Peak 11110 1.0 9.2 11 15.4 23.2 66
High Lonesome 10630 -M -M * 17.0 -M *
Hoosier Pass 11600 .2 11.1 2 12.2 20.6 59
Independence Pass 10570 .1 6.3 2 13.2 21.9 60
Ivanhoe 10540 .2 8.9 2 14.5 26.9 54
Jones Pass 10430 .0 11.2 0 18.6 25.2 74
Kiln 9610 .0 .0 * 10.4 17.9 58
Lake Irene 10680 1.7 17.2 10 22.1 26.6 83
Lynx Pass 8910 .0 .0 * 10.7 16.6 64
Mc Clure Pass 8760 .0 .0 * 20.4 23.6 86
Mccoy Park 9500 .1 .0 * 17.4 21.2 82
Mesa Lakes 10160 .1 6.6 2 19.7 25.6 77
Middle Fork Camp 8960 .2 .0 * 11.5 19.4 59
Nast Lake 8710 .0 .0 * 9.4 15.0 63
North Lost Trail 9190 .1 .1 100* 20.6 26.1 79
Overland Res. 9890 .0 .0 * 16.2 19.2 84
Park Reservoir 9990 6.0 18.9 32 27.1 30.4 89
Phantom Valley 9030 .1 .0 * 14.2 17.4 82
Schofield Pass 10640 .2 23.6 1 29.5 36.4 81
Stillwater Creek 8760 .1 -M * 9.3 13.4 69
Summit Ranch 9350 .0 .0 * 12.6 17.2 73
Vail Mountain 10290 .0 11.4 0 16.7 25.4 66
Willow Creek Pass 9520 1.8 10.8 17 15.0 17.7 85
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Basin Index (%) 12 73
SOUTH PLATTE RIVER BASIN
Bear Lake 9490 1.2 13.0 9 19.0 24.6 77
Berthoud Summit 11300 1.4 16.7 8 22.2 30.6 73
Black Mountain 8940 1.2 1.4 86 12.8 18.6 69
Buckskin Joe 11160 .1 8.5 1 9.9 17.0 58
Copeland Lake 8570 1.2 .0 * 15.0 18.7 80
Deadman Hill 10240 1.5 16.2 9 17.0 24.0 71
Echo Lake 10660 1.2 6.7 18 11.8 15.6 76
Hoosier Pass 11600 .2 11.1 2 12.2 20.6 59
Hourglass Lake 9380 1.0 3.6 28 14.5 17.8 81
Jackwhacker Gulch 11030 1.3 8.0 16 18.0 21.6 83
Joe Wright 10140 1.6 19.2 8 26.6 33.6 79
Lake Eldora 9700 1.0 .0 * 16.6 22.6 73
Lake Irene 10680 1.7 17.2 10 22.1 26.6 83
Long Draw Resv 9980 .8 12.4 6 18.4 23.2 79
Loveland Basin 11410 9.1 19.8 46 15.3 23.9 64
Michigan Creek 10700 .2 7.0 3 13.1 19.7 66
Niwot 9940 1.9 7.4 26 18.7 22.2 84
Rough And Tumble 10420 .1 1.2 8 7.5 11.6 65
Sawtooth 9640 5.0 -M * 26.9 -M *
University Camp 10330 8.2 16.4 50 22.1 27.0 82
Wild Basin 9410 1.1 9.4 12 18.2 20.7 88
Willow Park 10710 1.8 13.0 14 25.0 28.8 87
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Basin Index (%) 18 76
LARAMIE AND NORTH PLATTE RIVER BASINS
Arapaho Ridge 10960 3.3 19.6 17 22.4 28.4 79
Blackhall Mtn 9830 1.8 28.7 6 28.5 39.4 72
Columbine 9170 .0 1.2 0* 25.4 31.1 82
Deadman Hill 10240 1.5 16.2 9 17.0 24.0 71
Joe Wright 10140 1.6 19.2 8 26.6 33.6 79
Never Summer 10300 10.3 20.0 52 16.2 22.2 73
Rawah 9100 .3 .4 75* 16.0 20.2 79
Roach 9710 1.6 9.3 17 18.9 24.2 78
Tower 10610 22.8 43.2 53 40.8 49.4 83
Whiskey Park 8950 1.1 22.6 5 31.0 36.0 86
Willow Creek Pass 9520 1.8 10.8 17 15.0 17.7 85
Zirkel 9320 1.3 9.3 14 31.5 35.9 88
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Basin Index (%) 24 80
YAMPA AND WHITE RIVER BASINS
Battle Mountain 7460 .0 .0 * 17.5 19.2 91
Bear River 9100 .0 4.0 0 11.2 17.2 65
Bison Lake 10950 5.9 24.7 24 24.5 31.8 77
Buffalo Park 9240 .1 5.8 2 13.3 20.6 65
Burro Mountain 9290 .3 1.6 19 18.6 24.7 75
Columbine 9170 .0 1.2 0* 25.4 31.1 82
Crosho 8960 .2 .0 * 14.5 20.4 71
Divide Peak 8700 1.0 5.2 19 20.8 25.8 81
Dry Lake 8240 .1 .6 17* 23.8 30.2 79
Elk River 8710 .2 .0 * -M 23.7 *
Elkhead Divide 8780 .8 -M * -M -M *
Little Snake River 8930 .3 12.8 2 32.7 39.6 83
Lost Dog 9350 -M 10.0 * -M 30.2 *
Lynx Pass 8910 .0 .0 * 10.7 16.6 64
Old Battle 9840 19.6 32.6 60 34.5 42.0 82
Rabbit Ears 9390 .2 14.8 1 28.1 36.4 77
Ripple Creek 10340 4.1 20.2 20 22.2 31.9 70
Sage Creek Basin 7830 1.2 .0 * 14.0 16.7 84
Sandstone RS 8150 .0 .0 * 17.8 21.7 82
Tower 10610 22.8 43.2 53 40.8 49.4 83
Trapper Lake 9750 .1 -M * 15.9 23.4 68
Whiskey Park 8950 1.1 22.6 5 31.0 36.0 86
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Basin Index (%) 30 78
ARKANSAS RIVER BASIN
Apishapa 10000 .0 .0 * 7.8 17.4 45
Brumley 10570 .8 .9 89* 10.8 16.6 65
Fremont Pass 11310 7.2 18.0 40 12.3 20.7 59
Glen Cove 11410 .5 .6 83 11.9 15.7 76
Hayden Pass 10700 .6 8.4 7 14.2 16.6 86
Medano Pass 9650 .1 .0 * 12.8 16.0 80
Porphyry Creek 10790 .0 4.5 0 16.0 19.4 82
Saint Elmo 10420 .2 .2 100* 11.4 16.4 70
South Colony 10790 .7 12.5 6 21.2 27.3 78
Ute Creek 10720 .4 .0 * 11.9 20.8 57
Whiskey Ck 10260 .1 .0 * 8.2 20.0 41
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Basin Index (%) 24* 67
UPPER RIO GRANDE BASIN
Beartown 11580 .3 5.2 6 28.2 27.8 101
Cochetopa Pass 10020 .0 .0 * 6.5 9.8 66
Culebra #2 10560 .0 .0 * 8.4 18.1 46
Cumbres Trestle 10030 .2 5.0 4 22.5 28.6 79
Elwood Pass 11680 .2 -M * 27.1 -M *
Grayback 11620 .1 -M * 15.8 20.8 76
Hayden Pass 10700 .6 8.4 7 14.2 16.6 86
Lily Pond 11070 .0 .0 * 17.0 23.2 73
Medano Pass 9650 .1 .0 * 12.8 16.0 80
Middle Creek 11260 .0 8.9 0 24.6 26.2 94
Moon Pass 11110 .0 .0 * 8.0 10.9 73
North Costilla 10570 .0 .0 * 7.9 17.2 46
Rat Creek 11680 .6 -M * 14.1 -M *
San Antonio Sink 9120 .2 -M * 8.3 -M *
Sargents Mesa 11490 .0 5.6 0 11.3 15.4 73
Shuree 10070 .1 .0 * 5.3 11.4 46
Slumgullion 11560 .1 4.0 2 13.5 16.8 80
Trinchera 10860 .1 .0 * 8.1 15.3 53
Upper Rio Grande 9370 .1 .0 * 14.1 11.9 118
Ute Creek 10720 .4 .0 * 11.9 20.8 57
Wager Gulch 11110 .1 -M * 13.9 -M *
Wolf Creek Summit 10930 .6 28.2 2 32.8 37.2 88
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Basin Index (%) 4* 76
SAN MIGUEL, DOLORES, ANIMAS AND SAN JUAN RIVER BASINS
Beartown 11580 .3 5.2 6 28.2 27.8 101
Black Mesa 11580 11.6 -M * 24.0 -M *
Cascade 8900 -M .0 * -M 22.8 *
Cascade #2 8990 .1 .0 * 19.8 21.8 91
Columbine Pass 9160 .0 .0 * 22.9 26.5 86
Columbus Basin 10780 .1 14.8 1 25.9 31.1 83
El Diente Peak 10210 .0 .0 * 20.7 23.1 90
Elwood Pass 11680 .2 -M * 27.1 -M *
Lizard Head Pass 10190 .0 .2 0* 16.3 18.8 87
Lone Cone 9730 .0 .0 * 19.8 22.7 87
Mancos 10020 .0 .0 * 15.0 20.8 72
Mineral Creek 10030 .0 .0 * 18.0 20.6 87
Molas Lake 10610 .0 2.7 0 20.4 24.3 84
Red Mountain Pass 11060 .0 15.7 0 24.0 30.4 79
Scotch Creek 9160 .0 .0 * 14.9 19.9 75
Sharkstooth 10730 .0 6.8 0 21.6 24.6 88
Spud Mountain 10660 .1 5.4 2 30.3 34.5 88
Stump Lakes 11230 .1 11.5 1 22.8 22.9 100
Upper San Juan 10140 .1 12.0 1 34.9 38.5 91
Vallecito 10740 .2 .2 100* 21.7 21.0 103
Weminuche Creek 10730 .0 .4 0* 25.8 24.6 105
Wolf Creek Summit 10930 .6 28.2 2 32.8 37.2 88
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Basin Index (%) 2* 89
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