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Water Resources Data System
Dept 3943
1000 E. University Ave.
Laramie, WY 82071

wrds@uwyo.edu
Ph (307) 766-6651
Fax (307) 766-3785

At 2:58a, 5/21/19
Temperature 29.0°F
Wind 0.0 mph


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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 20 , 2019

- BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION Data Site Name (Ft) % % Current Median Median Current Average Avg
- MONTANA KOOTENAI RIVER BASIN Banfield Mountain 5600 2.3 4.8 48 22.8 28.4 80 Bear Mountain 5400 25.9 44.5 58 53.5 73.2 73 Garver Creek 4250 .0 .0 * 16.9 19.9 85 Grave Creek 4300 .0 .0 * 28.0 35.8 78 Hand Creek 5035 .0 .0 * 12.4 19.9 62 Hawkins Lake 6450 7.5 21.3 35 29.1 34.1 85 Poorman Creek 5100 12.0 14.5 83 48.4 59.8 81 Stahl Peak 6030 24.2 34.7 70 35.6 44.6 80 ----- ----- Basin Index (%) 60 78 FLATHEAD RIVER BASIN Badger Pass 6900 17.1 25.4 67 32.6 38.8 84 Bisson Creek 4920 .0 .0 * 22.6 21.0 108 Blacktail Mtn 5650 .0 -M * 16.2 -M * Emery Creek 4350 .1 .0 * 23.7 27.8 85 Flattop Mtn. 6300 30.1 39.4 76 45.8 53.7 85 Grave Creek 4300 .0 .0 * 28.0 35.8 78 Hand Creek 5035 .0 .0 * 12.4 19.9 62 Kraft Creek 4750 .0 -M * 29.9 29.7 101 Many Glacier 4900 .0 .0 * 26.6 34.8 76 Moss Peak 6780 29.6 35.9 82 44.1 43.9 100 Noisy Basin 6040 29.0 38.2 76 44.8 51.3 87 North Fork Jocko 6330 27.9 32.1 87 50.6 53.6 94 Pike Creek 5930 .0 -M * 30.4 34.9 87 Sleeping Woman 6150 3.8 2.3 165 29.8 24.3 123 Stahl Peak 6030 24.2 34.7 70 35.6 44.6 80 Stuart Mountain 7400 24.0 24.5 98 36.5 36.3 101 ----- ----- Basin Index (%) 80 90 UPPER CLARK FORK RIVER BASIN Barker Lakes 8250 13.7 14.0 98 19.3 22.5 86 Basin Creek 7180 .2 5.7 4 13.8 14.6 95 Black Pine 7210 1.1 2.5 44 21.7 17.2 126 Combination 5600 .2 .0 * 16.8 12.1 139 Copper Bottom 5200 .0 -M * 16.4 18.3 90 Copper Camp 6950 9.3 -M * 27.4 36.2 76 Lubrecht Flume 4680 .0 .0 * 15.3 12.7 120 Nevada Ridge 7020 7.6 7.1 107 20.4 19.5 105 N Fk Elk Creek 6250 .0 .0 * 19.4 17.6 110 North Fork Jocko 6330 27.9 32.1 87 50.6 53.6 94 Peterson Meadows 7200 3.9 6.6 59 15.7 16.6 95 Rocker Peak 8000 15.2 13.4 113 19.5 18.6 105 Skalkaho Summit 7250 12.6 17.8 71 26.2 26.8 98 Stuart Mountain 7400 24.0 24.5 98 36.5 36.3 101 Warm Springs 7800 21.4 20.2 106 28.4 28.1 101 ----- ----- Basin Index (%) 89 99 BITTERROOT RIVER BASIN Daly Creek 5780 .0 .0 * 17.0 16.6 102 Lolo Pass 5240 3.9 6.0 65 40.0 37.9 106 Nez Perce Camp 5650 .0 .0 * 25.2 23.8 106 Saddle Mtn. 7940 17.5 18.9 93 22.7 28.2 80 Skalkaho Summit 7250 12.6 17.8 71 26.2 26.8 98 Twelvemile Creek 5600 .0 .0 * 41.3 35.8 115 Twin Lakes 6400 23.9 25.1 95 48.7 51.4 95 ----- ----- Basin Index (%) 85 100 LOWER CLARK FORK RIVER BASIN Hoodoo Basin 6050 29.9 33.6 89 47.5 52.3 91 Humboldt Gulch 4250 .0 .0 * 34.6 41.3 84 Lolo Pass 5240 3.9 6.0 65 40.0 37.9 106 Lookout 5190 5.1 10.6 48 34.9 43.6 80 Poorman Creek 5100 12.0 14.5 83 48.4 59.8 81 Sleeping Woman 6150 3.8 2.3 165 29.8 24.3 123 Stuart Mountain 7400 24.0 24.5 98 36.5 36.3 101 Sunset 5540 2.8 9.7 29 28.7 42.1 68 ----- ----- Basin Index (%) 81 89 JEFFERSON RIVER BASIN Albro Lake 8300 20.1 16.7 120 29.7 26.6 112 Barker Lakes 8250 13.7 14.0 98 19.3 22.5 86 Basin Creek 7180 .2 5.7 4 13.8 14.6 95 Beagle Springs 8850 2.1 2.2 95 -M 14.8 * Bloody Dick 7600 .0 .6 0* 15.1 18.3 83 Calvert Creek 6430 .0 .0 * 13.3 13.0 102 Clover Meadow 8600 11.7 15.8 74 18.6 22.8 82 Darkhorse Lake 8945 24.5 29.6 83 29.9 33.4 90 Divide 7800 2.1 5.8 36 18.1 15.4 118 Frohner Meadow 6480 .0 .0 * 15.9 13.8 115 Lakeview Ridge 7400 1.0 1.0 100* 16.5 19.0 87 Lemhi Ridge 8100 .2 4.6 4 17.1 17.3 99 Lower Twin 7900 19.9 18.3 109 29.4 27.3 108 Moose Creek 6200 .0 .0 * 22.4 23.5 95 Mule Creek 8300 12.6 13.7 92 20.8 20.9 100 Rocker Peak 8000 15.2 13.4 113 19.5 18.6 105 Saddle Mtn. 7940 17.5 18.9 93 22.7 28.2 80 Short Creek 7000 .0 .0 * 11.2 10.0 112 White Elephant 7710 20.4 17.8 115 44.4 35.5 125 ----- ----- Basin Index (%) 91 99 MADISON RIVER BASIN Albro Lake 8300 20.1 16.7 120 29.7 26.6 112 Beaver Creek 7850 12.0 13.0 92 28.5 23.9 119 Black Bear 8170 39.0 33.8 115 51.2 44.6 115 Carrot Basin 9000 26.2 26.0 101 34.8 32.4 107 Clover Meadow 8600 11.7 15.8 74 18.6 22.8 82 Lone Mountain 8880 19.8 15.1 131 25.9 22.3 116 Lower Twin 7900 19.9 18.3 109 29.4 27.3 108 Madison Plateau 7750 20.4 14.3 143 33.6 31.5 107 Tepee Creek 8000 3.0 9.1 33 16.5 18.5 89 West Yellowstone 6700 .0 .0 * 21.0 17.5 120 Whiskey Creek 6800 8.9 5.6 159 25.4 24.3 105 ----- ----- Basin Index (%) 108 108 GALLATIN RIVER BASIN Beaver Creek 7850 12.0 13.0 92 28.5 23.9 119 Brackett Creek 7320 19.0 15.0 127 39.2 32.2 122 Carrot Basin 9000 26.2 26.0 101 34.8 32.4 107 Lick Creek 6860 1.3 .4 325* 19.7 19.5 101 Lone Mountain 8880 19.8 15.1 131 25.9 22.3 116 Sacajawea 6550 5.0 .0 * 36.6 28.4 129 Shower Falls 8100 22.8 24.6 93 32.8 31.2 105 ----- ----- Basin Index (%) 113 115 MISSOURI HEADWATERS Albro Lake 8300 20.1 16.7 120 29.7 26.6 112 Barker Lakes 8250 13.7 14.0 98 19.3 22.5 86 Basin Creek 7180 .2 5.7 4 13.8 14.6 95 Beagle Springs 8850 2.1 2.2 95 -M 14.8 * Beaver Creek 7850 12.0 13.0 92 28.5 23.9 119 Black Bear 8170 39.0 33.8 115 51.2 44.6 115 Bloody Dick 7600 .0 .6 0* 15.1 18.3 83 Brackett Creek 7320 19.0 15.0 127 39.2 32.2 122 Calvert Creek 6430 .0 .0 * 13.3 13.0 102 Carrot Basin 9000 26.2 26.0 101 34.8 32.4 107 Clover Meadow 8600 11.7 15.8 74 18.6 22.8 82 Darkhorse Lake 8945 24.5 29.6 83 29.9 33.4 90 Divide 7800 2.1 5.8 36 18.1 15.4 118 Frohner Meadow 6480 .0 .0 * 15.9 13.8 115 Lakeview Ridge 7400 1.0 1.0 100* 16.5 19.0 87 Lemhi Ridge 8100 .2 4.6 4 17.1 17.3 99 Lick Creek 6860 1.3 .4 325* 19.7 19.5 101 Lone Mountain 8880 19.8 15.1 131 25.9 22.3 116 Lower Twin 7900 19.9 18.3 109 29.4 27.3 108 Madison Plateau 7750 20.4 14.3 143 33.6 31.5 107 Moose Creek 6200 .0 .0 * 22.4 23.5 95 Mule Creek 8300 12.6 13.7 92 20.8 20.9 100 Rocker Peak 8000 15.2 13.4 113 19.5 18.6 105 Sacajawea 6550 5.0 .0 * 36.6 28.4 129 Saddle Mtn. 7940 17.5 18.9 93 22.7 28.2 80 Short Creek 7000 .0 .0 * 11.2 10.0 112 Shower Falls 8100 22.8 24.6 93 32.8 31.2 105 Tepee Creek 8000 3.0 9.1 33 16.5 18.5 89 West Yellowstone 6700 .0 .0 * 21.0 17.5 120 Whiskey Creek 6800 8.9 5.6 159 25.4 24.3 105 White Elephant 7710 20.4 17.8 115 44.4 35.5 125 ----- ----- Basin Index (%) 101 105 HEADWATERS MISSOURI MAINSTEM Boulder Mountain 7950 15.4 18.7 82 27.6 26.8 103 Frohner Meadow 6480 .0 .0 * 15.9 13.8 115 Nevada Ridge 7020 7.6 7.1 107 20.4 19.5 105 Rocker Peak 8000 15.2 13.4 113 19.5 18.6 105 Tizer Basin 6880 .0 .0 * 15.6 14.7 106 ----- ----- Basin Index (%) 97 106 SMITH, JUDITH, AND MUSSELSHELL RIVER BASINS Boulder Mountain 7950 15.4 18.7 82 27.6 26.8 103 Crystal Lake 6050 3.2 3.3 97 -M 23.8 * Daisy Peak 7600 8.9 6.4 139 18.3 15.5 118 Deadman Creek 6450 .0 .0 * 16.4 16.4 100 Elk Peak 7600 28.2 -M * 13.4 -M * Onion Park 7410 10.6 9.9 107 23.7 22.5 105 Pickfoot Creek 6650 .6 .0 * 19.7 19.3 102 Porcupine 6500 .0 .0 * 17.5 16.6 105 Spur Park 8100 20.4 19.4 105 23.1 22.7 102 Stringer Creek 6550 3.8 .6 633* 20.5 19.1 107 ----- ----- Basin Index (%) 108 105 SUN, TETON AND MARIAS RIVER BASINS Badger Pass 6900 17.1 25.4 67 32.6 38.8 84 Dupuyer Creek 5750 2.4 .0 * 16.7 17.0 98 Mount Lockhart 6400 11.8 11.4 104 23.6 29.2 81 Pike Creek 5930 .0 -M * 30.4 34.9 87 Waldron 5600 .9 .0 * 16.2 19.8 82 Wood Creek 5960 .7 .4 175* 18.7 18.6 101 ----- ----- Basin Index (%) 88* 87 MISSOURI MAINSTEM RIVER BASIN Badger Pass 6900 17.1 25.4 67 32.6 38.8 84 Boulder Mountain 7950 15.4 18.7 82 27.6 26.8 103 Crystal Lake 6050 3.2 3.3 97 -M 23.8 * Daisy Peak 7600 8.9 6.4 139 18.3 15.5 118 Deadman Creek 6450 .0 .0 * 16.4 16.4 100 Dupuyer Creek 5750 2.4 .0 * 16.7 17.0 98 Elk Peak 7600 28.2 -M * 13.4 -M * Frohner Meadow 6480 .0 .0 * 15.9 13.8 115 Mount Lockhart 6400 11.8 11.4 104 23.6 29.2 81 Nevada Ridge 7020 7.6 7.1 107 20.4 19.5 105 Onion Park 7410 10.6 9.9 107 23.7 22.5 105 Pickfoot Creek 6650 .6 .0 * 19.7 19.3 102 Pike Creek 5930 .0 -M * 30.4 34.9 87 Porcupine 6500 .0 .0 * 17.5 16.6 105 Rocker Peak 8000 15.2 13.4 113 19.5 18.6 105 Rocky Boy 4700 .0 .0 * 14.4 14.2 101 Spur Park 8100 20.4 19.4 105 23.1 22.7 102 Stringer Creek 6550 3.8 .6 633* 20.5 19.1 107 Tizer Basin 6880 .0 .0 * 15.6 14.7 106 Waldron 5600 .9 .0 * 16.2 19.8 82 Wood Creek 5960 .7 .4 175* 18.7 18.6 101 ----- ----- Basin Index (%) 102* 98 ST. MARY AND MILK RIVER BASINS Flattop Mtn. 6300 30.1 39.4 76 45.8 53.7 85 Many Glacier 4900 .0 .0 * 26.6 34.8 76 Rocky Boy 4700 .0 .0 * 14.4 14.2 101 ----- ----- Basin Index (%) 76* 85 UPPER YELLOWSTONE RIVER BASIN Beartooth Lake 9360 24.1 21.6 112 25.5 24.1 106 Box Canyon 6670 .0 .0 * 14.5 16.4 88 Brackett Creek 7320 19.0 15.0 127 39.2 32.2 122 Burnt Mtn 5880 .2 .0 * 21.7 19.1 114 Canyon 7870 4.4 2.2 200 19.8 19.9 99 Cole Creek 7850 18.5 16.2 114 -M 19.5 * East Boulder Mine 6335 .0 -M * 18.2 -M * Evening Star 9200 26.2 23.7 111 36.1 33.3 108 Fisher Creek 9100 34.3 32.8 105 42.8 38.3 112 Monument Peak 8850 15.5 19.5 79 28.7 26.9 107 Northeast Entrance 7350 .1 .0 * 18.3 15.5 118 Parker Peak 9400 24.0 19.8 121 29.9 22.4 133 Placer Basin 8830 17.8 19.3 92 23.1 25.3 91 Porcupine 6500 .0 .0 * 17.5 16.6 105 Sacajawea 6550 5.0 .0 * 36.6 28.4 129 Shower Falls 8100 22.8 24.6 93 32.8 31.2 105 S Fork Shields 8100 13.3 17.5 76 29.1 27.3 107 Sylvan Lake 8420 14.1 15.1 93 32.8 27.6 119 Sylvan Road 7120 .1 .0 * 19.2 20.3 95 Thumb Divide 7980 5.0 1.4 357* 23.2 22.8 102 Two Ocean Plateau 9240 28.1 28.3 99 30.7 32.8 94 White Mill 8700 23.7 22.3 106 25.8 28.9 89 Wolverine 7650 .0 .0 * 16.7 15.5 108 Younts Peak 8350 -M 11.8 * -M 19.5 * ----- ----- Basin Index (%) 106 107 WIND RIVER BASIN (WYOMING) Burroughs Creek 8750 1.6 -M * 17.3 -M * Castle Creek 8400 .0 -M * 9.8 -M * Cold Springs 9630 .1 .0 * 12.3 14.4 85 Deer Park 9700 13.0 10.5 124 23.9 25.9 92 Hobbs Park 10100 16.8 13.1 128 18.5 19.3 96 Kirwin 9550 6.1 8.4 73 15.1 15.9 95 Little Warm 9370 2.3 2.7 85 10.9 17.4 63 Owl Creek 8975 .5 .0 * 10.8 9.6 112 South Pass 9040 9.4 6.8 138 17.3 22.5 77 St. Lawrence Alt 8620 -M .0 * -M 13.5 * Togwotee Pass 9580 23.4 23.0 102 30.1 29.7 101 Townsend Creek 8700 6.2 .0 * 17.4 17.1 102 Younts Peak 8350 -M 11.8 * -M 19.5 * ----- ----- Basin Index (%) 121* 91 SHOSHONE RIVER BASIN (WYOMING) Blackwater 9780 27.2 24.3 112 31.4 26.0 121 Evening Star 9200 26.2 23.7 111 36.1 33.3 108 Marquette 8760 5.1 -M * 15.8 -M * Sylvan Lake 8420 14.1 15.1 93 32.8 27.6 119 Sylvan Road 7120 .1 .0 * 19.2 20.3 95 Younts Peak 8350 -M 11.8 * -M 19.5 * ----- ----- Basin Index (%) 107 111 BIGHORN RIVER BASIN (WYOMING) Bald Mtn. 9380 18.6 19.2 97 18.1 22.1 82 Bear Trap Meadow 8200 .2 .0 * 10.0 12.6 79 Blackwater 9780 27.2 24.3 112 31.4 26.0 121 Bone Springs Div 9350 14.1 14.3 99 16.6 20.8 80 Evening Star 9200 26.2 23.7 111 36.1 33.3 108 Grave Springs 8550 2.7 2.6 104 12.2 15.0 81 Kirwin 9550 6.1 8.4 73 15.1 15.9 95 Marquette 8760 5.1 -M * 15.8 -M * Middle Powder 7760 .6 5.3 11 14.0 16.3 86 Owl Creek 8975 .5 .0 * 10.8 9.6 112 Powder River Pass 9480 2.7 5.4 50 -M 17.3 * Shell Creek 9580 14.7 15.3 96 14.9 18.5 81 Sylvan Lake 8420 14.1 15.1 93 32.8 27.6 119 Sylvan Road 7120 .1 .0 * 19.2 20.3 95 Timber Creek 7950 .2 .0 * 11.4 12.2 93 Younts Peak 8350 -M 11.8 * -M 19.5 * ----- ----- Basin Index (%) 96 97 TONGUE RIVER BASIN (WYOMING) Big Goose 7990 6.1 4.8 127 16.1 17.1 94 Bone Springs Div 9350 14.1 14.3 99 16.6 20.8 80 Burgess Junction 7880 5.7 8.1 70 12.9 17.0 76 Dome Lake 8880 6.2 6.2 100 14.9 19.0 78 Little Goose 8870 8.6 -M * 12.2 -M * Sucker Creek 8880 9.1 8.6 106 16.0 20.2 79 Tie Creek 6870 .2 .0 * 16.7 17.3 97 ----- ----- Basin Index (%) 99 84 POWDER RIVER BASIN (WYOMING) Bear Trap Meadow 8200 .2 .0 * 10.0 12.6 79 Cloud Peak Reservoir 9860 11.9 14.8 80 15.7 19.6 80 Grave Springs 8550 2.7 2.6 104 12.2 15.0 81 Hansen Sawmill 8360 .5 .0 * 11.9 12.9 92 Middle Powder 7760 .6 5.3 11 14.0 16.3 86 Powder River Pass 9480 2.7 5.4 50 -M 17.3 * Soldier Park 8720 .1 -M * 10.5 -M * ----- ----- Basin Index (%) 66 84 LOWER YELLOWSTONE RIVER BASIN Bald Mtn. 9380 18.6 19.2 97 18.1 22.1 82 Bear Trap Meadow 8200 .2 .0 * 10.0 12.6 79 Big Goose 7990 6.1 4.8 127 16.1 17.1 94 Blackwater 9780 27.2 24.3 112 31.4 26.0 121 Bone Springs Div 9350 14.1 14.3 99 16.6 20.8 80 Burgess Junction 7880 5.7 8.1 70 12.9 17.0 76 Burroughs Creek 8750 1.6 -M * 17.3 -M * Castle Creek 8400 .0 -M * 9.8 -M * Cloud Peak Reservoir 9860 11.9 14.8 80 15.7 19.6 80 Cold Springs 9630 .1 .0 * 12.3 14.4 85 Deer Park 9700 13.0 10.5 124 23.9 25.9 92 Dome Lake 8880 6.2 6.2 100 14.9 19.0 78 Evening Star 9200 26.2 23.7 111 36.1 33.3 108 Grave Springs 8550 2.7 2.6 104 12.2 15.0 81 Hansen Sawmill 8360 .5 .0 * 11.9 12.9 92 Hobbs Park 10100 16.8 13.1 128 18.5 19.3 96 Kirwin 9550 6.1 8.4 73 15.1 15.9 95 Little Goose 8870 8.6 -M * 12.2 -M * Little Warm 9370 2.3 2.7 85 10.9 17.4 63 Marquette 8760 5.1 -M * 15.8 -M * Middle Powder 7760 .6 5.3 11 14.0 16.3 86 Owl Creek 8975 .5 .0 * 10.8 9.6 112 Powder River Pass 9480 2.7 5.4 50 -M 17.3 * Shell Creek 9580 14.7 15.3 96 14.9 18.5 81 Soldier Park 8720 .1 -M * 10.5 -M * South Pass 9040 9.4 6.8 138 17.3 22.5 77 St. Lawrence Alt 8620 -M .0 * -M 13.5 * Sucker Creek 8880 9.1 8.6 106 16.0 20.2 79 Sylvan Lake 8420 14.1 15.1 93 32.8 27.6 119 Sylvan Road 7120 .1 .0 * 19.2 20.3 95 Tie Creek 6870 .2 .0 * 16.7 17.3 97 Timber Creek 7950 .2 .0 * 11.4 12.2 93 Togwotee Pass 9580 23.4 23.0 102 30.1 29.7 101 Townsend Creek 8700 6.2 .0 * 17.4 17.1 102 Younts Peak 8350 -M 11.8 * -M 19.5 * ----- ----- Basin Index (%) 103 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