River Flow Data for Southwest Montana

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Barometer: Steady BZN Conditions: 36°F Calm Fair Updated: 4-20-2026 7:10

Gallatin [ Gateway(04-20) Logan(04-20) East Gallatin(04-20) ]

Discharge:631/763/149 cfs	Historical:NA cfs	Gage:1.8/5.2/4.4 ft	Temp:9 C

Madison [ West Yellowstone(04-20) Cameron(04-20) Beartrap Above(04-20) Beartrap Below(04-20) ]

Discharge:462/960/244/1170 cfs	Historical:NA cfs	Gage:1.9/2.2/3.9/3.6 ft	Temp:7 C

Jefferson [ Twin Bridges(04-20) Three Forks(04-20) ]

Discharge:1580/1820 cfs	Historical:NA cfs	Gage:4.3/3.9 ft	Temp:NA C

Missouri [ Toston(04-20) Helena(04-20) Great Falls(04-20) ]

Discharge:4150/3230/5010 cfs	Historical:NA cfs	Gage:4.5/3.3/3.2 ft	Temp:11 C

Yellowstone [ Corwin(04-20) Livingston(04-20) Billings(04-20) ]

Discharge:2610/2810/4750 cfs	Historical:NA cfs	Gage:2.5/1.6/3.4 ft	Temp:8 C

Shields [ nr. Livingston(04-20) ]

Discharge:252 cfs	Historical:NA cfs	Gage:1.5 ft	Temp:NA C

Boulder [ Big Timber(04-20) ]

Discharge:351 cfs	Historical:NA cfs	Gage:1.9 ft	Temp:NA C

Stillwater [ Absorkee(04-20) ]

Discharge:430 cfs	Historical:NA cfs	Gage:1.6 ft	Temp:NA C

Rock Creek [ Red Lodge(04-20) ]

Discharge:46 cfs	Historical:NA cfs	Gage:5.4 ft	Temp:NA C

Clarks Fork [ Belfry(04-20) Edgar(04-20) ]

Discharge:653/710 cfs	Historical:NA cfs	Gage:1.7/2.4 ft	Temp:NA C

Bighorn [ St. Xavier(04-20) Bridge by St. X(04-20) Two Leggins(04-20) ]

Discharge:1610/1710/1500 cfs	Historical:NA cfs	Gage:59.5/5.7/9.1 ft	Temp:NA C

Smith [ Fort Logan(04-20) Eden(04-20) ]

Discharge:302/332 cfs	Historical:NA cfs	Gage:3.7/3.5 ft	Temp:6 C

Big Hole [ Miner Creek(NA) Wise River(04-20) Melrose(04-20) ]

Discharge:581/1250 cfs	Historical:NA cfs	Gage:3.4/2.6 ft	Temp:7 C