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 MONDAY: MAY 25 , 2015

- BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION Data Site Name (Ft) % % Current Median Median Current Average Avg
- MONTANA KOOTENAI RIVER BASIN Banfield Mountain 5600 .0 1.7 0* 23.7 29.1 81 Bear Mountain 5400 .0 37.6 0 64.7 74.1 87 Garver Creek 4250 .1 .0 * 19.6 20.6 95 Grave Creek 4300 .0 .0 * 34.6 36.4 95 Hand Creek 5035 .0 .0 * 17.6 20.5 86 Hawkins Lake 6450 .0 18.6 0 36.9 35.0 105 Poorman Creek 5100 .1 9.2 1 60.9 60.8 100 Stahl Peak 6030 -M 32.6 * 38.7 45.5 85 ----- ----- Basin Index (%) 0* 92 FLATHEAD RIVER BASIN Badger Pass 6900 10.0 23.0 43 33.1 39.8 83 Bisson Creek 4920 .1 .0 * 22.9 21.8 105 Blacktail Mtn 5650 .1 -M * 13.8 -M * Emery Creek 4350 .0 .0 * 28.5 28.6 100 Flattop Mtn. 6300 24.7 35.6 69 51.7 54.6 95 Grave Creek 4300 .0 .0 * 34.6 36.4 95 Hand Creek 5035 .0 .0 * 17.6 20.5 86 Kraft Creek 4750 .0 -M * 29.1 30.1 97 Many Glacier 4900 .1 .0 * 36.9 35.6 104 Moss Peak 6780 24.9 33.3 75 48.0 44.8 107 Noisy Basin 6040 20.7 35.1 59 50.0 52.3 96 North Fork Jocko 6330 12.9 26.5 49 52.6 54.3 97 Pike Creek 5930 .0 -M * 34.3 35.7 96 Sleeping Woman 6150 .1 .0 * 26.1 25.0 104 Stahl Peak 6030 -M 32.6 * 38.7 45.5 85 Stuart Mountain 7400 19.0 20.8 91 35.8 37.2 96 ----- ----- Basin Index (%) 65* 96 UPPER CLARK FORK RIVER BASIN Barker Lakes 8250 9.7 14.0 69 20.4 23.4 87 Basin Creek 7180 .0 3.2 0 13.1 15.4 85 Black Pine 7210 .0 .8 0* 16.5 17.8 93 Combination 5600 .0 .0 * 10.5 12.6 83 Copper Bottom 5200 .0 -M * 15.3 18.7 82 Copper Camp 6950 4.1 -M * 27.4 36.9 74 Lubrecht Flume 4680 .0 .0 * 11.9 13.3 89 Nevada Ridge 7020 .1 5.7 2 17.7 20.3 87 N Fk Elk Creek 6250 -M .0 * 13.6 18.2 75 North Fork Jocko 6330 12.9 26.5 49 52.6 54.3 97 Peterson Meadows 7200 .1 5.4 2 16.8 17.6 95 Rocker Peak 8000 9.5 12.9 74 16.9 19.5 87 Skalkaho Summit 7250 .0 15.1 0 26.7 27.5 97 Stuart Mountain 7400 19.0 20.8 91 35.8 37.2 96 Warm Springs 7800 16.1 19.4 83 26.9 29.0 93 ----- ----- Basin Index (%) 54 89 BITTERROOT RIVER BASIN Daly Creek 5780 .0 .0 * 16.3 17.2 95 Lolo Pass 5240 .0 1.0 0* 36.4 38.5 95 Nez Perce Camp 5650 .0 .0 * 25.1 24.3 103 Saddle Mtn. 7940 8.9 16.9 53 23.7 28.7 83 Skalkaho Summit 7250 .0 15.1 0 26.7 27.5 97 Twelvemile Creek 5600 -M .0 * 39.8 36.4 109 Twin Lakes 6400 2.2 21.5 10 51.7 52.3 99 ----- ----- Basin Index (%) 20* 98 LOWER CLARK FORK RIVER BASIN Hoodoo Basin 6050 16.2 29.9 54 45.3 53.1 85 Humboldt Gulch 4250 .0 .0 * 42.0 42.0 100 Lolo Pass 5240 .0 1.0 0* 36.4 38.5 95 Lookout 5140 .0 5.2 0 36.8 44.2 83 Poorman Creek 5100 .1 9.2 1 60.9 60.8 100 Sleeping Woman 6150 .1 .0 * 26.1 25.0 104 Stuart Mountain 7400 19.0 20.8 91 35.8 37.2 96 Sunset 5540 .0 6.8 0 31.4 42.9 73 ----- ----- Basin Index (%) 49 92 JEFFERSON RIVER BASIN Albro Lake 8300 14.1 15.9 89 25.9 27.7 94 Barker Lakes 8250 9.7 14.0 69 20.4 23.4 87 Basin Creek 7180 .0 3.2 0 13.1 15.4 85 Beagle Springs 8850 .0 .6 0* 9.7 15.3 63 Bloody Dick 7600 .0 .2 0* 18.1 18.8 96 Calvert Creek 6430 .0 .0 * 12.9 13.2 98 Clover Meadow 8600 9.1 14.0 65 17.9 23.5 76 Darkhorse Lake 8600 26.4 28.8 92 32.5 34.2 95 Divide 7800 .0 3.1 0 10.1 15.8 64 Frohner Meadow 6480 .1 .0 * 15.5 14.6 106 Lakeview Ridge 7400 .0 .0 * 11.6 19.5 59 Lemhi Ridge 8100 .1 1.9 5 16.2 17.9 91 Lower Twin 7900 9.5 17.1 56 27.3 28.2 97 Moose Creek 6200 .0 .0 * 24.6 24.0 102 Mule Creek 8300 8.0 12.9 62 20.2 21.4 94 Rocker Peak 8000 9.5 12.9 74 16.9 19.5 87 Saddle Mtn. 7940 8.9 16.9 53 23.7 28.7 83 Short Creek 7000 .0 .0 * 8.9 10.4 86 White Elephant 7710 .0 11.8 0 23.0 36.2 64 ----- ----- Basin Index (%) 62 85 MADISON RIVER BASIN Albro Lake 8300 14.1 15.9 89 25.9 27.7 94 Beaver Creek 7850 2.1 11.5 18 21.2 24.5 87 Black Bear 8170 8.4 31.2 27 32.0 45.3 71 Carrot Basin 9000 14.2 25.0 57 26.0 33.1 79 Clover Meadow 8600 9.1 14.0 65 17.9 23.5 76 Lone Mountain 8880 7.3 13.1 56 20.9 23.1 90 Lower Twin 7900 9.5 17.1 56 27.3 28.2 97 Madison Plateau 7750 .1 12.0 1 -M 32.2 * Tepee Creek 8000 .1 6.2 2 11.5 18.9 61 West Yellowstone 6700 .0 .0 * 14.0 18.0 78 Whiskey Creek 6800 .2 2.4 8 16.1 24.9 65 ----- ----- Basin Index (%) 44 80 GALLATIN RIVER BASIN Beaver Creek 7850 2.1 11.5 18 21.2 24.5 87 Brackett Creek 7320 8.7 10.6 82 34.6 33.3 104 Carrot Basin 9000 14.2 25.0 57 26.0 33.1 79 Lick Creek 6860 .1 .0 * 17.7 20.2 88 Lone Mountain 8880 7.3 13.1 56 20.9 23.1 90 Sacajawea 6550 .2 .0 * 31.2 29.8 105 Shower Falls 8100 16.9 22.1 76 30.9 32.1 96 ----- ----- Basin Index (%) 60 93 MISSOURI HEADWATERS Albro Lake 8300 14.1 15.9 89 25.9 27.7 94 Barker Lakes 8250 9.7 14.0 69 20.4 23.4 87 Basin Creek 7180 .0 3.2 0 13.1 15.4 85 Beagle Springs 8850 .0 .6 0* 9.7 15.3 63 Beaver Creek 7850 2.1 11.5 18 21.2 24.5 87 Black Bear 8170 8.4 31.2 27 32.0 45.3 71 Bloody Dick 7600 .0 .2 0* 18.1 18.8 96 Brackett Creek 7320 8.7 10.6 82 34.6 33.3 104 Calvert Creek 6430 .0 .0 * 12.9 13.2 98 Carrot Basin 9000 14.2 25.0 57 26.0 33.1 79 Clover Meadow 8600 9.1 14.0 65 17.9 23.5 76 Darkhorse Lake 8600 26.4 28.8 92 32.5 34.2 95 Divide 7800 .0 3.1 0 10.1 15.8 64 Frohner Meadow 6480 .1 .0 * 15.5 14.6 106 Lakeview Ridge 7400 .0 .0 * 11.6 19.5 59 Lemhi Ridge 8100 .1 1.9 5 16.2 17.9 91 Lick Creek 6860 .1 .0 * 17.7 20.2 88 Lone Mountain 8880 7.3 13.1 56 20.9 23.1 90 Lower Twin 7900 9.5 17.1 56 27.3 28.2 97 Madison Plateau 7750 .1 12.0 1 -M 32.2 * Moose Creek 6200 .0 .0 * 24.6 24.0 102 Mule Creek 8300 8.0 12.9 62 20.2 21.4 94 Rocker Peak 8000 9.5 12.9 74 16.9 19.5 87 Sacajawea 6550 .2 .0 * 31.2 29.8 105 Saddle Mtn. 7940 8.9 16.9 53 23.7 28.7 83 Short Creek 7000 .0 .0 * 8.9 10.4 86 Shower Falls 8100 16.9 22.1 76 30.9 32.1 96 Tepee Creek 8000 .1 6.2 2 11.5 18.9 61 West Yellowstone 6700 .0 .0 * 14.0 18.0 78 Whiskey Creek 6800 .2 2.4 8 16.1 24.9 65 White Elephant 7710 .0 11.8 0 23.0 36.2 64 ----- ----- Basin Index (%) 53 85 HEADWATERS MISSOURI MAINSTEM Boulder Mountain 7950 6.8 15.9 43 25.3 27.6 92 Frohner Meadow 6480 .1 .0 * 15.5 14.6 106 Nevada Ridge 7020 .1 5.7 2 17.7 20.3 87 Rocker Peak 8000 9.5 12.9 74 16.9 19.5 87 Tizer Basin 6880 .0 .0 * 15.1 15.7 96 ----- ----- Basin Index (%) 48 93 SMITH, JUDITH, AND MUSSELSHELL RIVER BASINS Boulder Mountain 7950 6.8 15.9 43 25.3 27.6 92 Crystal Lake 6050 .5 .5 100* 27.0 24.9 108 Daisy Peak 7600 6.3 4.5 140 17.2 16.6 104 Deadman Creek 6450 .0 .0 * 17.5 16.9 104 Elk Peak 7600 8.1 -M * 15.6 -M * Onion Park 7410 4.2 8.1 52 21.0 23.9 88 Pickfoot Creek 6650 .1 .0 * 18.7 20.0 94 Porcupine 6500 .1 .0 * 13.7 17.3 79 Spur Park 8100 17.2 17.6 98 23.6 23.4 101 Stringer Creek 6550 .0 .0 * 18.4 20.2 91 ----- ----- Basin Index (%) 76* 96 SUN, TETON AND MARIAS RIVER BASINS Badger Pass 6900 10.0 23.0 43 33.1 39.8 83 Dupuyer Creek 5750 .1 .0 * 17.4 17.9 97 Mount Lockhart 6400 .6 9.2 7 30.0 30.1 100 Pike Creek 5930 .0 -M * 34.3 35.7 96 Waldron 5600 .0 .0 * 22.0 20.5 107 Wood Creek 5960 .1 .0 * 20.7 19.4 107 ----- ----- Basin Index (%) 34* 96 MISSOURI MAINSTEM RIVER BASIN Badger Pass 6900 10.0 23.0 43 33.1 39.8 83 Boulder Mountain 7950 6.8 15.9 43 25.3 27.6 92 Crystal Lake 6050 .5 .5 100* 27.0 24.9 108 Daisy Peak 7600 6.3 4.5 140 17.2 16.6 104 Deadman Creek 6450 .0 .0 * 17.5 16.9 104 Dupuyer Creek 5750 .1 .0 * 17.4 17.9 97 Elk Peak 7600 8.1 -M * 15.6 -M * Frohner Meadow 6480 .1 .0 * 15.5 14.6 106 Mount Lockhart 6400 .6 9.2 7 30.0 30.1 100 Nevada Ridge 7020 .1 5.7 2 17.7 20.3 87 Onion Park 7410 4.2 8.1 52 21.0 23.9 88 Pickfoot Creek 6650 .1 .0 * 18.7 20.0 94 Pike Creek 5930 .0 -M * 34.3 35.7 96 Porcupine 6500 .1 .0 * 13.7 17.3 79 Rocker Peak 8000 9.5 12.9 74 16.9 19.5 87 Rocky Boy 4700 .0 .0 * -M 15.3 * Spur Park 8100 17.2 17.6 98 23.6 23.4 101 Stringer Creek 6550 .0 .0 * 18.4 20.2 91 Tizer Basin 6880 .0 .0 * 15.1 15.7 96 Waldron 5600 .0 .0 * 22.0 20.5 107 Wood Creek 5960 .1 .0 * 20.7 19.4 107 ----- ----- Basin Index (%) 57* 95 ST. MARY AND MILK RIVER BASINS Flattop Mtn. 6300 24.7 35.6 69 51.7 54.6 95 Many Glacier 4900 .1 .0 * 36.9 35.6 104 Rocky Boy 4700 .0 .0 * -M 15.3 * ----- ----- Basin Index (%) 70* 98 UPPER YELLOWSTONE RIVER BASIN Beartooth Lake 9360 17.9 20.4 88 23.0 24.6 93 Box Canyon 6670 .0 .0 * 14.9 16.9 88 Brackett Creek 7320 8.7 10.6 82 34.6 33.3 104 Burnt Mtn 5880 .0 .0 * 21.8 20.0 109 Canyon 7870 .0 .4 0* 14.0 20.3 69 Cole Creek 7850 15.7 13.6 115 21.2 20.2 105 East Boulder Mine 6335 .0 -M * 17.6 -M * Evening Star 9200 12.7 21.8 58 30.3 34.1 89 Fisher Creek 9100 26.5 31.2 85 33.5 39.1 86 Monument Peak 8850 10.2 17.8 57 24.6 27.4 90 Northeast Entrance 7350 .0 .0 * 16.4 16.0 102 Parker Peak 9400 7.2 18.5 39 24.6 23.0 107 Placer Basin 8830 12.2 17.5 70 22.8 26.0 88 Porcupine 6500 .1 .0 * 13.7 17.3 79 Sacajawea 6550 .2 .0 * 31.2 29.8 105 Shower Falls 8100 16.9 22.1 76 30.9 32.1 96 S Fork Shields 8100 5.4 16.0 34 26.3 28.2 93 Sylvan Lake 8420 .1 12.6 1 23.6 28.3 83 Sylvan Road 7120 .0 .0 * 18.7 20.8 90 Thumb Divide 7980 .0 .0 * 14.8 23.2 64 Two Ocean Plateau 9240 14.2 27.7 51 26.4 33.5 79 White Mill 8700 16.9 20.9 81 28.1 29.5 95 Wolverine 7650 .0 .0 * 16.2 15.9 102 Younts Peak 8350 -M 9.6 * -M 20.0 * ----- ----- Basin Index (%) 66 91 WIND RIVER BASIN (WYOMING) Burroughs Creek 8750 .1 -M * 23.5 -M * Castle Creek 8400 .0 -M * 13.9 -M * Cold Springs 9630 2.9 .0 * 16.0 14.8 108 Deer Park 9700 10.2 8.1 126 22.5 26.6 85 Hobbs Park 10100 12.8 10.7 120 19.2 19.8 97 Kirwin 9550 4.6 6.0 77 18.7 16.4 114 Little Warm 9370 .2 .4 50* 14.5 17.8 81 Owl Creek 8975 .2 .0 * 13.3 10.1 132 South Pass 9040 7.5 2.6 288 19.1 22.9 83 St. Lawrence Alt 8620 .3 .0 * 14.8 13.9 106 Togwotee Pass 9580 18.2 22.4 81 29.2 30.3 96 Townsend Creek 8700 2.2 .0 * 18.8 17.6 107 Younts Peak 8350 -M 9.6 * -M 20.0 * ----- ----- Basin Index (%) 118* 98 SHOSHONE RIVER BASIN (WYOMING) Blackwater 9780 19.5 23.1 84 24.8 26.7 93 Evening Star 9200 12.7 21.8 58 30.3 34.1 89 Marquette 8760 3.8 -M * 21.2 -M * Sylvan Lake 8420 .1 12.6 1 23.6 28.3 83 Sylvan Road 7120 .0 .0 * 18.7 20.8 90 Younts Peak 8350 -M 9.6 * -M 20.0 * ----- ----- Basin Index (%) 56 89 BIGHORN RIVER BASIN (WYOMING) Bald Mtn. 9380 11.9 17.2 69 16.3 22.8 71 Bear Trap Meadow 8200 .2 .0 * 12.9 13.3 97 Blackwater 9780 19.5 23.1 84 24.8 26.7 93 Bone Springs Div 9350 9.3 12.6 74 16.7 21.6 77 Evening Star 9200 12.7 21.8 58 30.3 34.1 89 Grave Springs 8550 2.2 .0 * 12.9 15.6 83 Kirwin 9550 4.6 6.0 77 18.7 16.4 114 Marquette 8760 3.8 -M * 21.2 -M * Middle Powder 7760 .0 .8 0* 15.3 16.8 91 Owl Creek 8975 .2 .0 * 13.3 10.1 132 Powder River Pass 9480 4.5 2.0 225 17.6 18.1 97 Shell Creek 9580 7.8 13.7 57 14.3 19.2 74 Sylvan Lake 8420 .1 12.6 1 23.6 28.3 83 Sylvan Road 7120 .0 .0 * 18.7 20.8 90 Timber Creek 7950 .2 .0 * 18.5 12.8 145 Younts Peak 8350 -M 9.6 * -M 20.0 * ----- ----- Basin Index (%) 67 92 TONGUE RIVER BASIN (WYOMING) Big Goose 7990 1.9 .9 211* -M 17.8 * Bone Springs Div 9350 9.3 12.6 74 16.7 21.6 77 Burgess Junction 7880 3.8 4.7 81 14.9 17.6 85 Dome Lake 8880 6.7 2.4 279 -M 19.7 * Little Goose 8870 -M -M * 20.8 -M * Sucker Creek 8880 4.5 5.5 82 17.2 20.9 82 Tie Creek 6870 .3 .0 * 17.3 18.1 96 ----- ----- Basin Index (%) 102 85 POWDER RIVER BASIN (WYOMING) Bear Trap Meadow 8200 .2 .0 * 12.9 13.3 97 Cloud Peak Reservoir 9860 13.0 12.0 108 -M 20.4 * Grave Springs 8550 2.2 .0 * 12.9 15.6 83 Hansen Sawmill 8360 -M .0 * -M 13.6 * Middle Powder 7760 .0 .8 0* 15.3 16.8 91 Powder River Pass 9480 4.5 2.0 225 17.6 18.1 97 Soldier Park 8720 2.3 -M * 15.3 -M * ----- ----- Basin Index (%) 134* 92 LOWER YELLOWSTONE RIVER BASIN Bald Mtn. 9380 11.9 17.2 69 16.3 22.8 71 Bear Trap Meadow 8200 .2 .0 * 12.9 13.3 97 Big Goose 7990 1.9 .9 211* -M 17.8 * Blackwater 9780 19.5 23.1 84 24.8 26.7 93 Bone Springs Div 9350 9.3 12.6 74 16.7 21.6 77 Burgess Junction 7880 3.8 4.7 81 14.9 17.6 85 Burroughs Creek 8750 .1 -M * 23.5 -M * Castle Creek 8400 .0 -M * 13.9 -M * Cloud Peak Reservoir 9860 13.0 12.0 108 -M 20.4 * Cold Springs 9630 2.9 .0 * 16.0 14.8 108 Deer Park 9700 10.2 8.1 126 22.5 26.6 85 Dome Lake 8880 6.7 2.4 279 -M 19.7 * Evening Star 9200 12.7 21.8 58 30.3 34.1 89 Grave Springs 8550 2.2 .0 * 12.9 15.6 83 Hansen Sawmill 8360 -M .0 * -M 13.6 * Hobbs Park 10100 12.8 10.7 120 19.2 19.8 97 Kirwin 9550 4.6 6.0 77 18.7 16.4 114 Little Goose 8870 -M -M * 20.8 -M * Little Warm 9370 .2 .4 50* 14.5 17.8 81 Marquette 8760 3.8 -M * 21.2 -M * Middle Powder 7760 .0 .8 0* 15.3 16.8 91 Owl Creek 8975 .2 .0 * 13.3 10.1 132 Powder River Pass 9480 4.5 2.0 225 17.6 18.1 97 Shell Creek 9580 7.8 13.7 57 14.3 19.2 74 Soldier Park 8720 2.3 -M * 15.3 -M * South Pass 9040 7.5 2.6 288 19.1 22.9 83 St. Lawrence Alt 8620 .3 .0 * 14.8 13.9 106 Sucker Creek 8880 4.5 5.5 82 17.2 20.9 82 Sylvan Lake 8420 .1 12.6 1 23.6 28.3 83 Sylvan Road 7120 .0 .0 * 18.7 20.8 90 Tie Creek 6870 .3 .0 * 17.3 18.1 96 Timber Creek 7950 .2 .0 * 18.5 12.8 145 Togwotee Pass 9580 18.2 22.4 81 29.2 30.3 96 Townsend Creek 8700 2.2 .0 * 18.8 17.6 107 Younts Peak 8350 -M 9.6 * -M 20.0 * ----- ----- Basin Index (%) 88* 92 BONE SPRINGS DIV 9350 13.9 18.1 77 14.0 16.6 84 BURGESS JUNCTION 7880 9.6 12.9 74 9.6 12.9 74 DOME LAKE 8880 11.7 14.8 79 10.8 14.8 73 SUCKER CREEK 8880 9.2 13.3 69 10.8 14.8 73 TIE CREEK 6870 6.2 -M * 8.8 12.4 71 ----- ----- Basin wide percent of average 75 76
POWDER RIVER BASIN (WYOMING) BEAR TRAP MEADOW 7900 5.3 6.7 79 7.3 9.4 78 CLOUD PEAK RESERVOIR 9860 11.5 16.9 68 10.8 15.2 71 GRAVE SPRINGS 8550 7.6 10.7 71 7.6 11.0 69 HANSEN SAWMILL 8760 5.9 7.6 78 7.3 9.1 80 MIDDLE POWDER 7760 9.6 13.7 70 8.3 13.3 62 POWDER RIVER PASS 9480 8.4 11.5 73 10.7 13.1 82 ----- ----- Basin wide percent of average 72 73 LOWER YELLOWSTONE RIVER BASIN BALD MTN. 9375 17.7 22.4 79 16.0 19.1 84 BEAR TRAP MEADOW 7900 5.3 6.7 79 7.3 9.4 78 BIG GOOSE 7990 7.6 -M * 8.7 -M * BLACKWATER 9780 17.3 24.8 70 16.1 19.4 83 BONE SPRINGS DIV 9350 13.9 18.1 77 14.0 16.6 84 BURGESS JUNCTION 7880 9.6 12.9 74 9.6 12.9 74 BURROUGHS CREEK 8750 9.7 15.2 64 10.8 18.0 60