Western Flows
Montana

Montana

Explore all live flow conditions, reservoirs, and snowpack data for Montana.

Stream Gauges

206

Reservoirs

7

Facilities
  • SNO
    Albro Lake
    5.2 in
  • FLO
    Badger Cr Below Four Horns Canal Near Browning Mt
    283 cfs
  • SNO
    Badger Pass
    20.2 in
  • SNO
    Banfield Mountain
    0.0 in
  • SNO
    Barker Lakes
    9.0 in
  • SNO
    Basin Creek
    0.0 in
  • SNO
    Bassoo Peak
    0.0 in
  • FLO
    Battle Creek Near Chinook Mt
    5 cfs
  • SNO
    Beagle Springs
    0.0 in
  • FLO
    Beaver Creek Near Hinsdale Mt
    26 cfs
  • SNO
    Beaver Creek
    1.9 in
  • FLO
    Beaverhead River At Barretts Mt
    509 cfs
  • FLO
    Beaverhead River At Dillon Mt
    137 cfs
  • FLO
    Beaverhead River Near Twin Bridges Mt
    114 cfs
  • FLO
    Beaverhead River At Twin Bridges, Mt
    205 cfs
  • FLO
    Belt Creek Near Monarch Mt
    218 cfs
  • FLO
    Big Hole River Below Big Lake Cr At Wisdom Mt
    42 cfs
  • FLO
    Big Hole River Near Melrose Mt
    1,750 cfs
  • FLO
    Big Hole River Near Glen Mt
    1,720 cfs
  • FLO
    Big Hole River At Maiden Rock Near Divide Mt
    1,730 cfs
  • FLO
    Big Hole River Below Hamilton Ditch Near Twin Bridges, Mt
    1,520 cfs
  • FLO
    Big Hole River Below Mudd Cr Near Wisdom Mt
    803 cfs
  • FLO
    Big Horn Canal Near St. Xavier Mt
    348 cfs
  • FLO
    Big Muddy Creek Near Antelope Mt
    16 cfs
  • FLO
    Big Muddy Creek Near Mouth Near Culbertson Mt
    12 cfs
  • FLO
    Big Sandy Cr Ab Spring Coulee, Near Laredo, Mt
    4 cfs
  • FLO
    Big Sandy Creek Near Havre Mt
    4 cfs
  • FLO
    Big Spring Cr At R&B Trading Post Near Lewistown Mt
    163 cfs
  • FLO
    Bighorn River At Bridge, At St. Xavier, Mt
    1,530 cfs
  • FLO
    Bighorn River Ab Tullock Cr Near Bighorn Mt
    1,960 cfs
  • FLO
    Bighorn River At Two Leggins Bridge, Near Hardin
    1,420 cfs
  • FLO
    Bighorn River Below Yellowtail Afterbay Dam Near St. Xavier
    1,530 cfs
  • FLO
    Birch Cr Below Heart Butte Road, Near Heart Butte, Mt
    265 cfs
  • FLO
    Birch Cr Main Canal At Diversion, Near Dupuyer, Mt
    27 cfs
  • FLO
    Birch Creek At Robare, Mt
    14 cfs
  • FLO
    Birch Creek At Bullhead Bridge, Near Valier, Mt
    17 cfs
  • SNO
    Bisson Creek
    0.0 in
  • FLO
    Bitterroot River Near Darby Mt
    1,900 cfs
  • FLO
    Bitterroot River Near Missoula Mt
    4,080 cfs
  • FLO
    Bitterroot River At Bell Crossing Near Victor Mt
    3,060 cfs
  • SNO
    Black Bear
    18.2 in
  • SNO
    Black Pine
    0.0 in
  • FLO
    Blackfoot River Near Bonner Mt
    3,400 cfs
  • FLO
    Blackfoot River Ab Nevada Cr Near Helmville Mt
    806 cfs
  • SNO
    Blacktail Mountain
    0.0 in
  • SNO
    Bloody Dick
    0.0 in
  • FLO
    Boulder Creek At Maxville Mt
    83 cfs
  • SNO
    Boulder Mountain
    4.1 in
  • FLO
    Boulder River Near Boulder, Mt
    163 cfs
  • FLO
    Boulder River At Big Timber Mt
    564 cfs
  • SNO
    Box Canyon
    0.0 in
  • FLO
    Boxelder Creek At Box Elder, Mt
    2 cfs
  • SNO
    Brackett Creek
    0.0 in
  • SNO
    Burnt Mountain
    0.4 in
  • SNO
    Calvert Creek
    0.0 in
  • RES
    Canyon Ferry
    75.1%
  • SNO
    Carrot Basin
    20.6 in
  • SNO
    Chicago Ridge
    14.2 in
  • RES
    Clark Canyon
    42.6%
  • FLO
    Clark Fork Near Galen Mt
    120 cfs
  • FLO
    Clark Fork At Deer Lodge Mt
    131 cfs
  • FLO
    Clark Fork At Goldcreek Mt
    433 cfs
  • FLO
    Clark Fork Near Drummond Mt
    647 cfs
  • FLO
    Clark Fork Above Missoula Mt
    5,170 cfs
  • FLO
    Clark Fork Below Missoula Mt
    8,900 cfs
  • FLO
    Clark Fork At St. Regis Mt
    12,900 cfs
  • FLO
    Clark Fork Near Plains Mt
    39,400 cfs
  • FLO
    Clark Fork Ab Little Blackfoot River Near Garrison Mt
    180 cfs
  • FLO
    Clark Fork At Turah Bridge Near Bonner Mt
    1,780 cfs
  • FLO
    Clarks Fork Yellowstone River Near Belfry Mt
    1,410 cfs
  • FLO
    Clarks Fork Yellowstone River At Edgar Mt
    1,560 cfs
  • FLO
    Clear Creek Near Chinook Mt
    6 cfs
  • SNO
    Clover Meadow
    4.9 in
  • SNO
    Cole Creek
    1.4 in
  • SNO
    Combination
    0.0 in
  • SNO
    Copper Bottom
    0.0 in
  • SNO
    Copper Camp
    16.6 in
  • SNO
    Crystal Lake
    0.2 in
  • FLO
    Cut Bank Cr Ab Gillam Coulee, Near Sundance, Mt
    194 cfs
  • FLO
    Cut Bank Creek At Cut Bank Mt
    175 cfs
  • SNO
    Daisy Peak
    2.2 in
  • SNO
    Daly Creek
    0.0 in
  • SNO
    Darkhorse Lake
    27.2 in
  • SNO
    Deadman Creek
    0.0 in
  • FLO
    Dearborn River Near Craig Mt
    161 cfs
  • SNO
    Divide
    0.0 in
  • SNO
    Dupuyer Creek
    0.0 in
  • FLO
    E Gallatin River Ab Water Reclamation Fa Near Bozeman Mt
    133 cfs
  • SNO
    East Boulder Mine
    0.0 in
  • FLO
    East Boulder River Below Dry Fork Cr Near Mcleod, Mt
    60 cfs
  • SNO
    Elk Peak Alt
    9.7 in
  • SNO
    Emery Creek
    0.0 in
  • SNO
    Fisher Creek
    33.4 in
  • FLO
    Fisher River Near Libby Mt
    492 cfs
  • FLO
    Flathead River At Columbia Falls Mt
    18,500 cfs
  • FLO
    Flathead River Near Polson Mt
    24,800 cfs
  • FLO
    Flathead River At Perma Mt
    25,600 cfs
  • SNO
    Flattop Mtn.
    36.4 in
  • FLO
    Flatwillow Creek Near Mosby Mt
    22 cfs
  • FLO
    Flint Creek Near Southern Cross Mt
    30 cfs
  • FLO
    Flint Creek At Maxville Mt
    46 cfs
  • FLO
    Flint Creek Near Drummond Mt
    24 cfs
  • RES
    Fresno
    42.3%
  • SNO
    Frohner Meadow
    0.0 in
  • FLO
    Gallatin River Near Gallatin Gateway, Mt
    1,040 cfs
  • FLO
    Gallatin River At Logan Mt
    826 cfs
  • FLO
    Gallatin River Above Deer Creek, Near Big Sky, Mt
    786 cfs
  • FLO
    Gardner River Near Mammoth, Ynp
    273 cfs
  • SNO
    Garver Creek
    0.0 in
  • RES
    Gibson
    83.0%
  • SNO
    Grave Creek
    0.0 in
  • SNO
    Hand Creek
    0.0 in
  • SNO
    Hawkins Lake
    4.0 in
  • SNO
    Hoodoo Basin
    37.8 in
  • RES
    Hungry Horse
    93.6%
  • FLO
    Hyalite Creek At Hyalite River S Near Bozeman Mt
    47 cfs
  • FLO
    Jefferson River Near Twin Bridges, Mt
    1,850 cfs
  • FLO
    Jefferson River Near Three Forks Mt
    1,750 cfs
  • SNO
    Jl Meadow
    0.4 in
  • FLO
    Judith River Near Mouth, Near Winifred Mt
    444 cfs
  • FLO
    Judith River Above Carr Creek Near Utica Mt
    68 cfs
  • FLO
    Kootenai River Below Libby Dam Near Libby Mt
    10,000 cfs
  • SNO
    Kraft Creek
    0.0 in
  • RES
    Lake Sherburne
    83.5%
  • SNO
    Lakeview Ridge
    0.0 in
  • SNO
    Lemhi Ridge
    0.0 in
  • FLO
    Libby Wetland Site Below Schrieber Lake Near Libby, Mt
    2 cfs
  • SNO
    Lick Creek
    0.0 in
  • FLO
    Little Bighorn River Near Hardin Mt
    206 cfs
  • FLO
    Little Bighorn River At State Line Near Wyola Mt
    172 cfs
  • FLO
    Little Blackfoot River Near Garrison Mt
    198 cfs
  • FLO
    Little Prickly Pear Cr At Wolf Cr Mt
    73 cfs
  • FLO
    Lodge Creek Near Chinook, Mt
    0 cfs
  • SNO
    Lone Mountain
    8.5 in
  • FLO
    Lost Creek Near Anaconda Mt
    12 cfs
  • FLO
    Lost Creek Near Galen, Mt
    5 cfs
  • SNO
    Lower Twin
    10.3 in
  • SNO
    Lubrecht Flume
    0.0 in
  • FLO
    M F Flathead River Near West Glacier Mt
    5,250 cfs
  • SNO
    Madison Plateau
    5.8 in
  • FLO
    Madison River Near West Yellowstone, Mt
    454 cfs
  • FLO
    Madison River Near Cameron Mt
    861 cfs
  • FLO
    Madison River At Ennis, Mt
    888 cfs
  • FLO
    Madison River Near Norris Mt
    1,160 cfs
  • FLO
    Madison River Ab Powerplant Near Mcallister Mt
    230 cfs
  • FLO
    Madison River At Kirby Ranch Near Cameron Mt
    667 cfs
  • FLO
    Madison River Below Ennis Lake Near Mcallister Mt
    1,160 cfs
  • FLO
    Madison River Below Hebgen Lake Near Grayling Mt
    455 cfs
  • SNO
    Many Glacier
    0.0 in
  • FLO
    Marias River Near Shelby Mt
    944 cfs
  • FLO
    Marias River Near Chester Mt
    604 cfs
  • FLO
    Marias River Near Loma Mt
    565 cfs
  • FLO
    Middle Fork Rock Cr Near Philipsburg Mt
    262 cfs
  • FLO
    Milk River At Eastern Crossing Of Int Bndry
    593 cfs
  • FLO
    Milk River At Havre Mt
    1,030 cfs
  • FLO
    Milk River Near Harlem Mt
    415 cfs
  • FLO
    Milk River Near Dodson Mt
    17 cfs
  • FLO
    Milk River At Malta Mt
    70 cfs
  • FLO
    Milk River At Tampico Mt
    34 cfs
  • FLO
    Milk River At Nashua Mt
    101 cfs
  • FLO
    Milk River At Juneberg Bridge Near Saco Mt
    233 cfs
  • FLO
    Milk River At Merrill Rd, Near Harlem, Mt
    509 cfs
  • FLO
    Mill Creek Near Anaconda, Mt
    55 cfs
  • SNO
    Mill Creek
    0.0 in
  • FLO
    Mission Creek Ab Reservoir Near St. Ignatius Mt
    64 cfs
  • FLO
    Missouri River At Toston Mt
    3,700 cfs
  • FLO
    Missouri River At Cascade Mt
    3,670 cfs
  • FLO
    Missouri River Near Ulm Mt
    4,000 cfs
  • FLO
    Missouri River Near Great Falls Mt
    5,420 cfs
  • FLO
    Missouri River At Fort Benton Mt
    5,860 cfs
  • FLO
    Missouri River At Virgelle Mt
    6,410 cfs
  • FLO
    Missouri River Near Landusky Mt
    7,400 cfs
  • FLO
    Missouri River Near Wolf Point Mt
    6,370 cfs
  • FLO
    Missouri River Near Culbertson Mt
    6,410 cfs
  • FLO
    Missouri River Below Hauser Dam Near Helena Mt
    3,430 cfs
  • FLO
    Missouri River Below Holter Dam Near Wolf Cr Mt
    3,370 cfs
  • SNO
    Monument Peak
    11.5 in
  • SNO
    Moss Peak
    39.4 in
  • SNO
    Mount Lockhart
    3.5 in
  • FLO
    Muddy Creek At Vaughn Mt
    60 cfs
  • SNO
    Mule Creek
    10.6 in
  • FLO
    Musselshell River Near Martinsdale, Mt
    95 cfs
  • FLO
    Musselshell River At Harlowton Mt
    119 cfs
  • FLO
    Musselshell River Near Roundup Mt
    190 cfs
  • FLO
    Musselshell River At Musselshell Mt
    128 cfs
  • FLO
    Musselshell River At Mosby Mt
    123 cfs
  • FLO
    Musselshell River Ab Big Coulee Creek At Lavina Mt
    175 cfs
  • FLO
    Musselshell River Ab Mud Cr Near Shawmut Mt
    92 cfs
  • FLO
    N F Flathead River Near Columbia Falls Mt
    6,290 cfs
  • FLO
    N F Milk River Ab St. Mary Canal Near Browning Mt
    6 cfs
  • SNO
    N Fork Elk Creek
    0.0 in
  • FLO
    Nelson Creek Near Van Norman Mt
    0 cfs
  • SNO
    Nevada Ridge
    6.0 in
  • SNO
    Nez Perce Camp
    0.0 in
  • SNO
    Noisy Basin
    36.0 in
  • FLO
    North Fork Blackfoot River Ab Dry Gulch Near Ovando Mt
    832 cfs
  • SNO
    North Fork Jocko
    23.9 in
  • FLO
    North Fork Sun River Near Augusta Mt
    534 cfs
  • SNO
    Northeast Entrance
    0.0 in
  • SNO
    Onion Park
    2.7 in
  • FLO
    Peoples Creek Near Cleveland, Mt
    1 cfs
  • FLO
    Peoples Creek Near Hays Mt
    3 cfs
  • SNO
    Peterson Meadows
    0.0 in
  • SNO
    Pickfoot Creek
    0.0 in
  • SNO
    Pike Creek
    0.0 in
  • SNO
    Placer Basin
    7.7 in
  • SNO
    Poorman Creek
    0.4 in
  • FLO
    Poplar River At International Boundary
    7 cfs
  • FLO
    Poplar River Near Poplar Mt
    33 cfs
  • SNO
    Porcupine
    0.0 in
  • FLO
    Powder River At Moorhead Mt
    53 cfs
  • FLO
    Powder River Near Locate Mt
    11 cfs
  • FLO
    Prickly Pear Creek Near Clancy Mt
    40 cfs
  • FLO
    Prospect Creek At Thompson Falls Mt
    284 cfs
  • FLO
    Red Lodge Cr Ab Cooney Re Near Boyd Mt
    38 cfs
  • FLO
    Red Rock Cr Ab Lakes, Near Lakeview, Mt
    43 cfs
  • FLO
    Red Rock River Below Lima Reservoir Near Monida Mt
    ⚠️
    119 cfs
  • FLO
    Rock Creek Near Red Lodge Mt
    132 cfs
  • FLO
    Rock Creek Near Clinton Mt
    1,150 cfs
  • FLO
    Rock Creek Below Horse Creek Near Int'L Boundary
    7 cfs
  • SNO
    Rocker Peak
    9.0 in
  • FLO
    Rosebud Creek At Reservation Bndry Near Kirby Mt
    8 cfs
  • FLO
    Rosebud Creek Bel Lame Deer Creek Near Lame Deer Mt
    18 cfs
  • FLO
    Ruby River Near Twin Bridges Mt
    35 cfs
  • FLO
    Ruby River Above Reservoir Near Alder, Mt
    136 cfs
  • FLO
    Ruby River Below Reservoir Near Alder, Mt
    349 cfs
  • FLO
    S F Flathead River Near Columbia Falls Mt
    6,750 cfs
  • FLO
    S F Flathead River Ab Twin Creek Near Hungry Horse Mt
    4,200 cfs
  • SNO
    S Fork Shields
    4.5 in
  • SNO
    Sacajawea
    0.0 in
  • SNO
    Saddle Mtn.
    12.5 in
  • FLO
    Shields River Near Livingston Mt
    179 cfs
  • FLO
    Shields River Below South Fork Shields River Near Wilsall, Mt
    82 cfs
  • SNO
    Short Creek
    0.0 in
  • SNO
    Shower Falls
    14.3 in
  • FLO
    Silver Bow Creek At Montana Street, At Butte, Mt
    8 cfs
  • FLO
    Silver Bow Creek At Opportunity Mt
    47 cfs
  • FLO
    Silver Bow Creek At Warm Springs Mt
    50 cfs
  • SNO
    Skalkaho Summit
    6.9 in
  • SNO
    Slagamelt Lakes
    19.6 in
  • SNO
    Sleeping Woman
    0.0 in
  • FLO
    Smith River Near Ft Logan Mt
    163 cfs
  • FLO
    Smith River Near Eden Mt
    382 cfs
  • FLO
    Smith River Below Eagle Cr Near Fort Logan Mt
    287 cfs
  • FLO
    Soda Butte Cr At Park Bndry At Silver Gate
    100 cfs
  • FLO
    South Fork Jocko River Near Arlee Mt
    189 cfs
  • FLO
    South Fork Sun River Near Augusta Mt
    612 cfs
  • SNO
    Spur Park
    16.5 in
  • FLO
    St. Mary Canal At St. Mary Crossing Near Babb Mt
    602 cfs
  • FLO
    St. Mary River Near Babb Mt
    1,180 cfs
  • FLO
    St. Regis River Near St. Regis, Mt
    597 cfs
  • SNO
    Stahl Peak
    30.8 in
  • FLO
    Stillwater River Near Absarokee, Mt
    698 cfs
  • FLO
    Stillwater River At Lawrence Park, At Kalispell
    680 cfs
  • SNO
    Stringer Creek
    0.0 in
  • SNO
    Stryker Basin
    18.4 in
  • SNO
    Stuart Mountain
    36.5 in
  • FLO
    Sun River At Simms Mt
    877 cfs
  • FLO
    Sun River Near Vaughn Mt
    937 cfs
  • FLO
    Sun River Below Diversion Dam Near Augusta Mt
    1,020 cfs
  • FLO
    Sun River Below Willow Cr Near Augusta Mt
    953 cfs
  • FLO
    Swan River Near Bigfork, Mt
    2,130 cfs
  • FLO
    Swiftcurrent Creek At Many Glacier Mt
    171 cfs
  • FLO
    Tenmile Creek Near Rimini Mt
    17 cfs
  • FLO
    Tenmile Creek Near Helena Mt
    29 cfs
  • SNO
    Tepee Creek
    0.0 in
  • FLO
    Teton River At Loma Mt
    28 cfs
  • FLO
    Teton River Below South Fork Near Choteau Mt
    162 cfs
  • FLO
    Thompson River Near Thompson Falls Mt
    580 cfs
  • SNO
    Tizer Basin
    0.0 in
  • FLO
    Tobacco River At Eureka, Mt
    481 cfs
  • FLO
    Tongue River At Ashland, Mt
    283 cfs
  • FLO
    Tongue River At Miles City, Mt
    ⚠️
    19 cfs
  • FLO
    Tongue River At Birney Day School Br Near Birney Mt
    343 cfs
  • FLO
    Tongue River At State Line Near Decker Mt
    258 cfs
  • FLO
    Tongue River At Tongue River Dam Near Decker Mt
    295 cfs
  • FLO
    Tongue River Below Brandenberg Bridge Near Ashland Mt
    232 cfs
  • SNO
    Twelvemile Creek
    0.0 in
  • SNO
    Twin Lakes
    19.0 in
  • FLO
    Two Medicine River Ab Badger Cr, Near Piegan, Mt
    383 cfs
  • FLO
    Two Medicine River Below South Fork Near Browning Mt
    525 cfs
  • FLO
    W Rosebud Cr At Emerald Lk Campground Near Roscoe
    93 cfs
  • SNO
    Waldron
    0.0 in
  • SNO
    Warm Springs
    27.6 in
  • FLO
    Warm Springs Creek Near Anaconda Mt
    101 cfs
  • FLO
    Warm Springs Creek At Warm Springs Mt
    61 cfs
  • FLO
    West Fork Bitterroot River Near Conner Mt
    667 cfs
  • FLO
    West Rosebud Creek Near Roscoe Mt
    75 cfs
  • SNO
    West Yellowstone
    0.0 in
  • SNO
    Whiskey Creek
    0.0 in
  • FLO
    White Horse Canal Near Silesia Mt
    22 cfs
  • SNO
    White Mill
    20.7 in
  • FLO
    Willow Creek Near Harrison Mt
    7 cfs
  • FLO
    Willow Creek Near Galata, Mt
    0 cfs
  • FLO
    Willow Creek Near Boyd Mt
    10 cfs
  • FLO
    Willow Creek Near Anaconda, Mt
    8 cfs
  • FLO
    Willow Creek At Opportunity, Mt
    10 cfs
  • RES
    Willow Creek
    51.4%
  • SNO
    Wood Creek
    0.0 in
  • FLO
    Yaak River Near Troy Mt
    1,310 cfs
  • FLO
    Yellowstone River At Corwin Springs Mt
    4,970 cfs
  • FLO
    Yellowstone River Near Livingston, Mt
    5,620 cfs
  • FLO
    Yellowstone River At Billings Mt
    8,380 cfs
  • FLO
    Yellowstone River At Forsyth Mt
    10,900 cfs
  • FLO
    Yellowstone River At Miles City, Mt
    10,700 cfs
  • FLO
    Yellowstone River At Glendive, Mt
    10,600 cfs
  • FLO
    Yellowstone River Near Sidney Mt
    11,000 cfs
  • FLO
    Yellowstone River Fish Bypass Channel Near Intake Mt
    1,650 cfs

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