| Name | Location | Date | Flow CFS | Height Feet | Temp F |
|---|---|---|---|---|---|
| Name | Location | Date | Flow CFS | Height Feet | Temp F |
| Badger C | FHC, n Browning | 04/18 08:15 | 193 | 4.73 | |
| Battle Creek | Chinook | 04/18 08:30 | 12 | 1.35 | |
| Beaverhead River | Dillon Mt | 04/18 08:15 | 51 | 2.88 | |
| Beaverhead River | Twin Bridges | 04/18 08:15 | 97 | 3.58 | |
| Beaverhead River | Barretts | 04/18 08:15 | 92↓ | 0.58↓ | |
| Big Hole River | Wisdom | 04/18 08:45 | 254 | 2.95 | 35.6 |
| Big Hole River | Below Mudd Cr | 04/18 08:30 | 722 | 3.58 | |
| Big Hole River | Melrose | 04/18 08:15 | 1570 | 2.89 | 39.2 |
| Big Hole River | Glen | 04/18 08:30 | 1610 | 3.51 | |
| Big Hole River | Maiden Rock | 04/18 08:45 | 1490↓ | 4.18 | |
| Big Muddy Creek | nr Antelope Mt | 04/18 08:15 | 21 | 1.8 | |
| Big Sandy Creek | nr Havre Mt | 04/18 08:30 | 11 | 2.23 | |
| Bighorn River | Tullock Ck | 04/18 09:00 | 1900 | 1.28 | |
| Bighorn River | St. Xavier | 04/18 08:15 | 1600 | 59.48 | |
| Bitteroot River | Missoula | 04/18 08:00 | 4050 | 5.82 | |
| WF Bitterroot River | nr Conner Mt | 04/18 08:15 | 654 | 2.65 | |
| Bitterroot River | Darby | 04/18 08:15 | 1650 | 3.82 | |
| Blackfoot River | Bonner | 04/18 08:30 | 4140 | 4.89 | 41.7 |
| Little Blackfoot River | Garrison | 04/18 08:30 | 316 | 1.55 | |
| Blackfoot River | abv Nevada Cr Nr Helmville Mt | 04/18 08:45 | 853 | 5.4 | |
| NF Blackfoot River | Ovando | 04/18 09:00 | 772 | 5.59 | |
| Boulder Creek | Maxville Mt | 04/18 08:30 | 36↓ | 1.58↓ | |
| Boulder River | Big Timber | 04/18 08:00 | 398 | 2 | |
| Boulder River | Boulder | 04/18 08:15 | 141↓ | 5.83 | |
| CF Yellowstone River | Edgar | 04/18 08:30 | 805↓ | 2.59 | |
| CF Yellowstone River | Belfry | 04/18 09:00 | 767 | 1.86 | |
| Clark Fork | Below Missoula | 04/18 08:00 | 9960 | 3.98 | |
| Clark Fork | Deer Lodge Mt | 04/18 08:30 | 169 | 2.65 | 40.5 |
| Clark Fork | Plains | 04/18 08:45 | 30600 | 8.31 | |
| Clark Fork | St. Regis | 04/18 08:45 | 14100 | 9.97 | |
| Clark Fork | Galen | 04/18 08:30 | 102 | 1.98 | 39.7 |
| Clark Fork | Goldcreek Mt | 04/18 08:00 | 568 | 4.77 | |
| Clark Fork | Drummond | 04/18 08:15 | 812 | 3.52 | |
| Clark Fork | Turah Bridge | 04/18 08:00 | 2050 | 3.18 | |
| Clark Fork | Missoula | 04/18 09:00 | 6310 | 5.21 | 41.7 |
| Clear Creek | Chinook | 04/18 08:30 | 8 | 1.65 | |
| Dearborn River | Craig | 04/18 08:15 | 202 | 4.06 | 36.5 |
| Fisher River | Libby | 04/18 08:45 | 815 | 4.6 | |
| NF Flathead River | Col. Falls | 04/18 08:45 | 4620 | 4.51 | 39 |
| SF Flathead River | Col. Falls | 04/18 08:45 | 8350↑ | 9.42 | 39.9 |
| SF Flathead River | Spotted Br | 04/18 08:45 | 3870 | 7.92 | |
| MF Flathead River | W Glacier | 04/18 08:45 | 4200 | 3.93 | |
| Flathead River | Col. Falls | 04/18 08:45 | 17300 | 8.23 | 39.6 |
| Flathead River | Polson | 04/18 08:50 | 14800 | 8.21 | 42.4 |
| Flathead River | Perma | 04/18 08:30 | 15500 | 11.41 | 43.3 |
| Flint Creek | nr Southern Cross Mt | 04/18 08:45 | 30 | 0.83 | |
| Flint Creek | Maxville Mt | 04/18 08:45 | 67 | 2.13 | |
| Flint Creek | nr Drummond Mt | 04/18 08:15 | 128 | 2.48 | |
| Gallatin River | Logan | 04/18 08:00 | 791 | 5.24 | 39 |
| Gallatin River | Gal. Gateway | 04/18 09:00 | 544↓ | 1.71↓ | |
| Gardner River | nr Mammoth Ynp | 04/18 08:30 | 164↓ | 2 | |
| Jefferson River | T Bridges | 04/18 08:15 | 1810 | 4.51 | 40.3 |
| Jefferson River | Three Forks | 04/18 08:00 | 2030 | 4.12 | 41.9 |
| SF Jocko River | Arlee | 04/18 08:15 | 156 | 2.32 | |
| Judith River | nr Mouth | 04/18 08:15 | 481 | 5.19 | |
| Kootenai River | Libby Dam | 04/18 09:00 | 19300 | 22.55 | |
| Little Bighorn River | State Line Nr Wyola Mt | 04/18 09:00 | 89↓ | 2.1 | |
| Little Bighorn River | Hardin | 04/18 08:15 | 253 | 3.11 | |
| Little Peoples Creek | nr Hays Mt | 04/18 08:15 | 2 | 1.49 | |
| Little Prickly Pear Creek | Wolf Cr Mt | 04/18 08:45 | 159 | 3.52 | |
| Lost Creek | nr Anaconda Mt | 04/18 08:00 | 7 | 2.69 | |
| Lost Creek | nr Galen | 04/18 08:30 | 28 | 2.15 | 39 |
| Madison | Hebgen Lake | 04/18 08:45 | 665 | 1.5 | 40.3 |
| Madison River | Kirby Ranch | 04/18 08:30 | 788 | 1.68 | 36.3↑ |
| Madison River | abv Powerplant Nr Mcallister Mt | 04/18 08:30 | 244 | 3.88 | |
| Madison River | Ennis Lake | 04/18 08:00 | 1160 | 3.6 | 45 |
| Madison River | West Yellowstone | 04/18 08:30 | 438 | 1.83 | 43↑ |
| Marias River | Chester | 04/18 08:15 | 504 | 3.4 | |
| Marias River | nr Loma Mt | 04/18 08:15 | 471 | 1.2 | 42.3 |
| Marias River | Shelby | 04/18 08:30 | 828 | 3.8 | |
| NF Milk | SMC, | 04/18 08:15 | 7↑ | 1.59 | |
| Milk River | Eastern Crossing | 04/18 08:15 | 471↑ | 3.91 | |
| Milk River | Juneberg Bridge | 04/18 09:00 | 62↑ | 2.76 | |
| Milk River | Tampico Mt | 04/18 08:30 | 17↑ | 1.66 | |
| Milk River | Nashua | 04/18 09:00 | 21↑ | 1.19 | 47.1 |
| Milk River | Havre | 04/18 08:15 | 61↑ | 0.23↑ | |
| Milk River | Harlem | 04/18 08:30 | 92 | 2.36 | |
| Milk River | Dodson | 04/18 08:15 | 8 | 3.15 | |
| Mill Creek | nr Anaconda | 04/18 09:00 | 38 | 2.47 | |
| Mill Creek | Opportunity | 04/18 08:00 | 7 | 2.52 | 34.9↓ |
| Missouri River | blw Hauser Lake Nr Helena Mt | 04/18 09:00 | 3230 | 3.27 | |
| Missouri River | Holter Dam | 04/18 08:45 | 3180 | 2.26 | 45.1 |
| Missouri River | nr Great Falls Mt | 04/18 08:45 | 5190 | 3.27 | |
| Missouri River | Fort Benton | 04/18 08:30 | 5710 | 2.32 | |
| Missouri River | Virgelle | 04/18 09:00 | 6630 | 3.63 | |
| Missouri River | Landusky | 04/18 09:00 | 6910 | 14.22 | 46 |
| Missouri River | Culbertson | 04/18 09:00 | 5300 | 2.22 | |
| Missouri River | Toston | 04/18 08:00 | 4410 | 4.68 | 43.2 |
| Missouri Riv | Wolf Point | 04/18 09:00 | 4910 | 9.63 | 38.5 |
| Missouri River | Ulm | 04/18 08:30 | 3730 | 3.34 | |
| Muddy Creek | Vaughn | 04/18 08:30 | 15↓ | 2.14 | |
| Musselshell River | nr Martinsdale | 04/18 08:15 | 42 | 1.63 | |
| Musselshell River | Harlowton | 04/18 08:00 | 90 | 3.02 | |
| Musselshell River | Shawmut | 04/18 08:30 | 14↓ | 2.6 | |
| Musselshell River | Roundup | 04/18 08:00 | 52↓ | 1.34 | |
| Musselshell River | Musselshell | 04/18 08:30 | 48 | 2.02 | |
| Musselshell River | Mosby | 04/18 08:45 | 30↑ | 2.71 | |
| Nelson Creek | nr Van Norman Mt | 04/18 08:15 | 0 | 2.1 | |
| Peoples Creek | nr Hays Mt | 04/18 08:15 | 5↑ | 3.02 | |
| Poplar River | Poplar | 04/18 08:30 | 73↑ | 7.17 | |
| Poplar River | IB | 04/18 08:15 | 11↓ | 2.58 | |
| Powder River | Locate | 04/18 08:00 | 216↓ | 1.27 | 40.5 |
| Powder River | Moorhead | 04/18 08:45 | 144 | 2.49 | |
| Prickly Pear Creek | nr Clancy Mt | 04/18 08:30 | 36 | 0.87 | |
| Prospect Creek | Thompson Falls | 04/18 08:15 | 457 | 2.87 | |
| Red Lodge Creek | Cooney Res | 04/18 08:15 | 22↑ | 1.75 | |
| Red Rock Creek | abv Lakes Nr Lakeview Mt | 04/18 08:30 | 18↓ | 2.57 | 34.9 |
| Red Rock River | blw Lima Reservoir Nr Monida Mt | 04/18 08:30 | 2 | 1.09 | |
| Redwater River | Circle | 04/18 08:30 | 0 | 3.64 | |
| Rock Creek | nr Red Lodge Mt | 04/18 09:00 | 38↓ | 5.3 | |
| MF Rock Creek | Philipsburg | 04/18 08:15 | 223↓ | 2.27 | |
| Rock Ck | Horse | 04/18 08:15 | 7 | 2.87 | |
| Rock Creek | Clinton | 04/18 08:45 | 1060 | 6.34 | 38.7 |
| Rosebud Creek | Reservation Bndry Nr Kirby Mt | 04/18 08:45 | 9 | 3.11 | |
| Ruby River | Below Reservoir | 04/18 08:45 | 97↑ | 2.65 | |
| Ruby River | Above Reservoir | 04/18 08:45 | 181↑ | 3.18 | |
| Shields River | Livingston | 04/18 08:15 | 270 | 1.54 | |
| Silver Bow Creek | Opportunity | 04/18 08:30 | 43 | 1.94 | 36.3 |
| Silver Bow Creek | Warm Springs | 04/18 08:15 | 55 | 1.94 | 39.9 |
| Silver Bow Creek | Blacktail | 04/18 08:45 | 13 | 1.57 | 41.5↑ |
| Smith River | nr Ft Logan Mt | 04/18 08:30 | 154 | 3.13 | |
| Smith River | Eagle Creek | 04/18 08:15 | 324 | 3.75 | 34.7 |
| Smith River | nr Eden Mt | 04/18 08:45 | 373 | 3.61 | |
| Soda Butte Creek | Park Bndry At Silver Gate | 04/18 08:45 | 34↓ | 1.15↓ | |
| St Mary Ca | SMC, nr Babb | 04/18 08:15 | 602 | 23.58 | |
| St Regis River | nr St Regis | 04/18 08:00 | 1010 | 3.85 | |
| St. Mary River | Babb | 04/18 08:15 | 1030 | 3.31 | |
| Stillwater River | nr Absarokee Mt | 04/18 08:15 | 494 | 1.7 | 38.3 |
| Stillwater River | Lawrence Park At Kalispell | 04/18 08:45 | 884 | 4.89 | |
| Sun River | Vaughn | 04/18 08:00 | 1150↓ | 2.92 | |
| Sun River | Simms | 04/18 08:30 | 1220 | 3.85 | 39 |
| Swan River | Bigfork | 04/18 09:00 | 1870 | 3.74 | |
| Swiftcurrent | M Glacier | 04/18 08:30 | 109 | 1.99 | |
| Tenmile Creek | Rimini | 04/18 08:45 | 30↓ | 2.13 | |
| Teton River | blw South Fork Nr Choteau Mt | 04/18 08:45 | 137 | 4.59 | |
| Teton River | Loma Mt | 04/18 08:30 | 34↑ | 0.93 | |
| Thompson River | T Falls | 04/18 08:45 | 867 | 4.01 | |
| Tongue River | TRD, near Decker | 04/18 08:30 | 96 | 10.35 | 50.2↑ |
| Tongue River | Birney Day School Br Nr Birney Mt | 04/18 08:30 | 91↓ | 0.91↓ | |
| Tongue River | blw Brandenberg Bridge Nr Ashland Mt | 04/18 08:00 | 109↑ | 2.56 | 45.7 |
| Tongue River | Miles City | 04/18 08:00 | 120 | 1.73 | 42.3 |
| Tongue River | State Line | 04/18 08:15 | 284 | 2.88 | 43.9 |
| Two Med River | SF, n Browning | 04/18 08:15 | 479 | 3.35 | |
| W Rosebud Creek | Emerald Lk Campground Nr Roscoe | 04/18 09:05 | 62 | 1.51 | 36.5↑ |
| Warm Springs Creek | Anaconda | 04/18 08:30 | 54 | 2.09 | |
| Warm Springs Creek | Warm Springs Mt | 04/18 08:45 | 43 | 3.12 | 37.2 |
| West Rosebud Creek | nr Roscoe Mt | 04/18 08:45 | 52 | 0.73 | |
| Willow Creek | nr Harrison Mt | 04/18 08:15 | 27↓ | 1.39 | 34.9 |
| Willow Creek | Boyd | 04/18 08:30 | 8↑ | 2.45 | |
| Willow Creek | nr Anaconda | 04/18 09:00 | 6 | 1.59 | |
| Willow Creek | Opportunity | 04/18 08:00 | 3 | 3.83 | 36.9 |
| Yaak River | Troy | 04/18 08:45 | 1720 | 5.36 | |
| Yellowstone River | Corwin Spg | 04/18 09:00 | 2630 | 2.46 | 38.7 |
| Yellowstone River | Livingston | 04/18 08:00 | 2980 | 1.8 | 40.5 |
| Yellowstone River | Billings | 04/18 08:00 | 5670 | 3.78 | 43.9 |
| Yellowstone River | Forsyth | 04/18 08:45 | 8080 | 2.46 | |
| Yellowstone River | Miles City | 04/18 09:00 | 8610 | 3.89 | |
| Yellowstone River | Glendive Mt | 04/18 08:00 | 8600 | 43.81 | |
| Yellowstone River | Sidney | 04/18 08:00 | 9720 | 4.38 | 46.8 |
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.