| Name | Location | Date | Flow CFS | Height Feet | Temp F |
|---|---|---|---|---|---|
| Name | Location | Date | Flow CFS | Height Feet | Temp F |
| Badger C | FHC, n Browning | 04/11 19:15 | 190 | 4.72 | |
| Battle Creek | Chinook | 04/11 19:30 | 8 | 1.26 | |
| Beaverhead River | Dillon Mt | 04/11 19:15 | 58↓ | 2.94 | |
| Beaverhead River | Twin Bridges | 04/11 19:15 | 94 | 3.56 | |
| Beaverhead River | Barretts | 04/11 19:15 | 101 | 0.62 | |
| Big Hole River | Wisdom | 04/11 19:45 | 328↑ | 3.16 | 47.1↓ |
| Big Hole River | Below Mudd Cr | 04/11 19:30 | 961 | 3.8 | |
| Big Hole River | Melrose | 04/11 19:15 | 1830 | 3.08 | 48 |
| Big Hole River | Glen | 04/11 19:30 | 1830 | 3.64 | |
| Big Hole River | Maiden Rock | 04/11 19:45 | 1790 | 4.41 | |
| Big Muddy Creek | nr Antelope Mt | 04/10 05:15 | 520↓ | 7.65↓ | |
| Big Sandy Creek | nr Havre Mt | 04/11 19:30 | 11 | 2.23 | |
| Bighorn River | Tullock Ck | 04/11 19:00 | 2140 | 1.48 | |
| Bighorn River | St. Xavier | 04/11 19:15 | 1730 | 59.59 | |
| Bitteroot River | Missoula | 04/11 19:00 | 4700 | 6.19 | |
| WF Bitterroot River | nr Conner Mt | 04/11 19:15 | 846 | 2.93 | |
| Bitterroot River | Darby | 04/11 19:15 | 2240 | 4.36 | |
| Blackfoot River | Bonner | 04/11 19:30 | 4000 | 4.81 | 48.4 |
| Little Blackfoot River | Garrison | 04/11 19:30 | 290 | 1.46 | |
| Blackfoot River | abv Nevada Cr Nr Helmville Mt | 04/11 19:45 | 760 | 5.22 | |
| NF Blackfoot River | Ovando | 04/11 20:00 | 840 | 5.68 | |
| Boulder Creek | Maxville Mt | 04/11 19:30 | 43↑ | 1.67 | |
| Boulder River | Big Timber | 04/09 20:00 | 372 | 1.94 | |
| Boulder River | Boulder | 04/11 19:15 | 182 | 5.99 | |
| CF Yellowstone River | Edgar | 04/11 19:30 | 1090↑ | 3.09↑ | |
| CF Yellowstone River | Belfry | 04/11 20:00 | 1190 | 2.39 | |
| Clark Fork | Below Missoula | 04/11 19:00 | 10300 | 4.08 | |
| Clark Fork | Deer Lodge Mt | 04/11 19:30 | 169↑ | 2.65 | 53.4↓ |
| Clark Fork | Plains | 04/11 19:45 | 29800 | 8.2 | |
| Clark Fork | St. Regis | 04/11 19:45 | 13500 | 9.81 | |
| Clark Fork | Galen | 04/11 19:30 | 102 | 1.98 | 51.3 |
| Clark Fork | Goldcreek Mt | 04/11 19:00 | 543 | 4.73 | |
| Clark Fork | Drummond | 04/11 19:15 | 747 | 3.41 | |
| Clark Fork | Turah Bridge | 04/11 19:00 | 2170 | 3.28 | |
| Clark Fork | Missoula | 04/11 20:00 | 6270 | 5.19 | 49.6 |
| Clear Creek | Chinook | 04/11 19:30 | 7 | 1.61 | |
| Dearborn River | Craig | 04/11 19:15 | 202 | 4.06 | 51.8 |
| Fisher River | Libby | 04/11 19:45 | 886 | 4.7 | |
| NF Flathead River | Col. Falls | 04/11 19:45 | 4200 | 4.32 | 43.2 |
| SF Flathead River | Col. Falls | 04/11 19:45 | 7240 | 8.87 | 39.2 |
| SF Flathead River | Spotted Br | 04/11 19:45 | 4300 | 8.14 | |
| MF Flathead River | W Glacier | 04/11 19:45 | 4320 | 3.92 | |
| Flathead River | Col. Falls | 04/11 19:45 | 15700 | 7.85 | 41.4 |
| Flathead River | Polson | 04/11 19:50 | 15100 | 8.29 | 46.4 |
| Flathead River | Perma | 04/11 19:30 | 15500 | 11.4 | 48 |
| Flint Creek | nr Southern Cross Mt | 04/11 19:45 | 21 | 0.68 | |
| Flint Creek | Maxville Mt | 04/11 19:45 | 72 | 2.18 | |
| Flint Creek | nr Drummond Mt | 04/11 19:15 | 139↑ | 2.53 | |
| Gallatin River | Logan | 04/11 19:00 | 864 | 5.34 | 55.4 |
| Gallatin River | Gal. Gateway | 04/11 19:00 | 703 | 1.94 | |
| Gardner River | nr Mammoth Ynp | 04/11 19:30 | 206 | 2.16 | |
| Jefferson River | T Bridges | 04/11 19:15 | 1960↑ | 4.65 | 51.4 |
| Jefferson River | Three Forks | 04/11 19:00 | 1900 | 4 | 54.7 |
| SF Jocko River | Arlee | 04/11 19:15 | 184↑ | 2.44 | |
| Judith River | nr Mouth | 04/11 19:15 | 472↓ | 5.17 | |
| Kootenai River | Libby Dam | 04/11 19:00 | 19500 | 22.59 | |
| Little Bighorn River | State Line Nr Wyola Mt | 04/11 20:00 | 106↑ | 2.18 | |
| Little Bighorn River | Hardin | 04/11 19:15 | 310 | 3.26 | |
| Little Peoples Creek | nr Hays Mt | 04/11 19:15 | 2 | 1.49 | |
| Little Prickly Pear Creek | Wolf Cr Mt | 04/11 19:45 | 145 | 3.46 | |
| Lost Creek | nr Anaconda Mt | 04/11 19:00 | 7↓ | 2.72 | |
| Lost Creek | nr Galen | 04/11 19:30 | 29 | 2.16 | 51.1↓ |
| Madison | Hebgen Lake | 04/11 19:45 | 665 | 1.5 | 40.1 |
| Madison River | Kirby Ranch | 04/11 19:30 | 842 | 1.73 | 43.2↓ |
| Madison River | abv Powerplant Nr Mcallister Mt | 04/11 19:30 | 244 | 3.88 | |
| Madison River | Ennis Lake | 04/11 19:00 | 1160 | 3.6 | 52.2 |
| Madison River | West Yellowstone | 04/11 19:30 | 495 | 1.9 | 54.5↓ |
| Marias River | Chester | 04/11 19:15 | 412 | 3.22 | |
| Marias River | nr Loma Mt | 04/11 19:15 | 394 | 1.08 | 56.7 |
| Marias River | Shelby | 04/11 19:30 | 727 | 3.67 | |
| NF Milk | SMC, | 04/11 16:15 | 6 | 1.58 | |
| Milk River | Eastern Crossing | 04/11 19:15 | 70 | 2.48 | |
| Milk River | Juneberg Bridge | 04/11 19:00 | 77↑ | 2.82 | |
| Milk River | Tampico Mt | 04/11 19:30 | 10↓ | 1.58 | |
| Milk River | Nashua | 04/11 19:00 | 45↓ | 1.37 | 46.2 |
| Milk River | Havre | 04/11 19:15 | 62 | 0.24↓ | |
| Milk River | Harlem | 04/11 12:00 | 87↑ | 2.3 | |
| Milk River | Dodson | 04/11 19:15 | 8 | 3.14 | |
| Mill Creek | nr Anaconda | 04/11 19:00 | 39 | 2.5 | |
| Mill Creek | Opportunity | 04/11 19:00 | 7 | 2.5 | 48.4↓ |
| Missouri River | blw Hauser Lake Nr Helena Mt | 04/11 19:00 | 3220 | 3.26 | |
| Missouri River | Holter Dam | 04/11 19:45 | 3210 | 2.28 | 45.7 |
| Missouri River | nr Great Falls Mt | 04/11 19:45 | 4790 | 3.16 | |
| Missouri River | Fort Benton | 04/11 19:30 | 5200 | 2.15 | |
| Missouri River | Virgelle | 04/11 19:00 | 5600 | 3.24 | |
| Missouri River | Landusky | 04/11 19:45 | 6420↑ | 13.96 | 54.7 |
| Missouri River | Culbertson | 04/11 19:00 | 5330 | 2.24 | |
| Missouri River | Toston | 04/11 19:00 | 4190 | 4.57 | 54.7 |
| Missouri Riv | Wolf Point | 04/11 19:45 | 5100 | 9.73 | 48.6 |
| Missouri River | Ulm | 04/11 19:30 | 3600 | 3.21 | |
| Muddy Creek | Vaughn | 04/11 18:30 | 16 | 2.16 | |
| Musselshell River | nr Martinsdale | 04/11 19:15 | 41↑ | 1.62 | |
| Musselshell River | Harlowton | 04/09 20:00 | 82 | 2.98 | |
| Musselshell River | Shawmut | 04/11 19:30 | 12↓ | 2.55 | |
| Musselshell River | Roundup | 04/09 20:00 | 54↓ | 1.35 | |
| Musselshell River | Musselshell | 04/11 19:30 | 48 | 2.02 | |
| Musselshell River | Mosby | 04/11 19:45 | 63↑ | 2.88↑ | |
| Nelson Creek | nr Van Norman Mt | 04/11 19:15 | 0 | 2.13 | |
| Peoples Creek | nr Hays Mt | 04/11 19:15 | 4 | 3.01 | |
| Poplar River | Poplar | 04/11 19:30 | 79 | 7.21 | |
| Poplar River | IB | 04/11 19:15 | 11 | 2.58 | |
| Powder River | Locate | 04/11 19:00 | 238 | 1.33 | 62.4↓ |
| Powder River | Moorhead | 04/11 19:45 | 198↓ | 2.73 | |
| Prickly Pear Creek | nr Clancy Mt | 04/11 19:30 | 38↑ | 0.9↑ | |
| Prospect Creek | Thompson Falls | 04/11 19:15 | 438 | 2.81 | |
| Red Lodge Creek | Cooney Res | 04/11 19:15 | 19 | 1.72 | |
| Red Rock Creek | abv Lakes Nr Lakeview Mt | 04/11 19:30 | 24 | 2.69 | 47.5↓ |
| Red Rock River | blw Lima Reservoir Nr Monida Mt | 04/11 19:30 | 3 | 1.11 | |
| Redwater River | Circle | 04/11 19:30 | 1 | 3.67 | |
| Rock Creek | nr Red Lodge Mt | 04/11 20:00 | 55↑ | 5.42 | |
| MF Rock Creek | Philipsburg | 04/11 19:15 | 332 | 2.6 | |
| Rock Ck | Horse | 04/11 19:15 | 4 | 2.76 | |
| Rock Creek | Clinton | 04/11 19:45 | 1280 | 6.56 | 45.3 |
| Rosebud Creek | Reservation Bndry Nr Kirby Mt | 04/11 19:45 | 13 | 3.35 | |
| Ruby River | Below Reservoir | 04/11 19:45 | 45 | 2.26 | |
| Ruby River | Above Reservoir | 04/11 19:45 | 220 | 3.3 | |
| Shields River | Livingston | 04/11 19:15 | 255 | 1.5 | |
| Silver Bow Creek | Opportunity | 04/11 19:30 | 42↓ | 1.93 | 50.9↓ |
| Silver Bow Creek | Warm Springs | 04/11 19:15 | 51↑ | 1.92 | 50.7↓ |
| Silver Bow Creek | Blacktail | 04/11 19:45 | 35↓ | 1.89 | 47.3↓ |
| Smith River | nr Ft Logan Mt | 04/11 19:30 | 135↑ | 3.06 | |
| Smith River | Eagle Creek | 04/11 19:15 | 260 | 3.57 | 48.7 |
| Smith River | nr Eden Mt | 04/11 19:45 | 258↑ | 3.31 | |
| Soda Butte Creek | Park Bndry At Silver Gate | 04/11 19:45 | 38↑ | 1.29 | |
| St Mary Ca | SMC, nr Babb | 04/11 19:15 | 459 | 22.86 | |
| St Regis River | nr St Regis | 04/11 19:00 | 1160↑ | 4.04 | |
| St. Mary River | Babb | 04/11 19:15 | 734↑ | 3.01 | |
| Stillwater River | nr Absarokee Mt | 04/11 19:15 | 543 | 1.78 | 51.3↓ |
| Stillwater River | Lawrence Park At Kalispell | 04/11 19:45 | 734 | 4.58 | |
| Sun River | Vaughn | 04/11 19:00 | 950 | 2.78 | |
| Sun River | Simms | 04/11 19:30 | 1020 | 3.68 | 50.7 |
| Swan River | Bigfork | 04/11 19:00 | 1540 | 3.49 | |
| Swiftcurrent | M Glacier | 04/11 19:30 | 95↑ | 1.94 | |
| Tenmile Creek | Rimini | 04/11 19:45 | 43↑ | 2.28 | |
| Teton River | blw South Fork Nr Choteau Mt | 04/11 19:45 | 132 | 4.58 | |
| Teton River | Loma Mt | 04/11 19:30 | 34 | 0.93 | |
| Thompson River | T Falls | 04/11 19:45 | 927 | 4.09 | |
| Tongue River | TRD, near Decker | 04/11 19:30 | 96 | 10.35 | 48.7 |
| Tongue River | Birney Day School Br Nr Birney Mt | 04/11 19:30 | 101↓ | 0.95 | |
| Tongue River | blw Brandenberg Bridge Nr Ashland Mt | 04/11 19:00 | 117 | 2.6 | 60.6↓ |
| Tongue River | Miles City | 04/11 19:00 | 118 | 1.72 | 64.4 |
| Tongue River | State Line | 04/11 19:15 | 304 | 2.94 | 57.6↓ |
| Two Med River | SF, n Browning | 04/11 19:15 | 474 | 3.34 | |
| W Rosebud Creek | Emerald Lk Campground Nr Roscoe | 04/11 20:05 | 55↑ | 1.45 | 42.1↓ |
| Warm Springs Creek | Anaconda | 04/11 19:30 | 58 | 2.13 | |
| Warm Springs Creek | Warm Springs Mt | 04/11 19:45 | 46↑ | 3.15 | 48.2↓ |
| West Rosebud Creek | nr Roscoe Mt | 04/11 19:45 | 71↓ | 0.84↓ | |
| Willow Creek | nr Harrison Mt | 04/11 19:15 | 28 | 1.4 | 50.2↓ |
| Willow Creek | Boyd | 04/11 19:30 | 8 | 2.45 | |
| Willow Creek | nr Anaconda | 04/11 19:00 | 7 | 1.61 | |
| Willow Creek | Opportunity | 04/11 19:00 | 3↓ | 3.84 | 49.5↓ |
| Yaak River | Troy | 04/11 19:45 | 1620 | 5.27 | |
| Yellowstone River | Corwin Spg | 04/11 19:00 | 3560 | 3.15 | 45.7 |
| Yellowstone River | Livingston | 04/11 19:00 | 4270↑ | 2.8 | 50.4 |
| Yellowstone River | Billings | 04/11 19:00 | 5780 | 3.82 | 55.6 |
| Yellowstone River | Forsyth | 04/11 19:45 | 9520↑ | 2.78 | |
| Yellowstone River | Miles City | 04/11 19:00 | 8210 | 3.79 | |
| Yellowstone River | Glendive Mt | 04/11 19:00 | 7800 | 43.59 | |
| Yellowstone River | Sidney | 04/11 19:00 | 8000 | 3.75 | 53.4 |
CFS stands for cubic feet per second. This is an estimate of the volume of water flowing past the gauge. 100 CFS is equivalent to 45,000 gallons per minute. A lot of water!
Feet is the height of the water above a reference point at the gauge. There is no uniform standard for the reference point between gauges. A gauge's height should only be thought of in terms of that gauge, no others.
F is the temperature in degrees Fahrenheit.