Southwest Montana Rivers

Real-time flows, water temps, hatch charts, fly recommendations, and fishing reports — everything you need before you hit the water.

Madison

1h ago

World-class tailwater and freestone fishing from Yellowstone Park to Three Forks.

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Upper Madison Near Cameron (Upper)
60.1°F
1370 cfs · 2.52 ft ▼ 4.2% 24h ↑2% med

Clear

53° · 💨 7mph NW · 🌧️ 0%

PMDs Little Green Drakes Tricos Callibaetis Gray Drakes Epeorus Caddis Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· Flows are running about 4-8% above median but trending down over the …

At Kirby Ranch (Cameron)

1320 cfs · 2.15 ft · 56.5° · ↑8% med

49° · 💨 10 N · 🌧️ 0%

Below Hebgen Lake (Grayling)

1190 cfs · 2.01 ft · 60.4° · ↑13% med

54° · 💨 14 NW · 🌧️ 0%

Lower Madison Below Ennis Lake (Lower)
71.4°F
1140 cfs · 3.57 ft ▼ 60.4% 24h ↓25% med

Clear

58° · 💨 14mph NNE · 🌧️ 0%

PMDs Tricos Caddis Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· Flows below Ennis Lake are running about 22% under median at 1190 …

Gallatin

53m ago

Iconic freestone river from Yellowstone Park through the Gallatin Canyon.

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Gallatin Canyon Above Deer Creek (Big Sky)
55.9°F
314 cfs · 4.97 ft ▼ 3.4% 24h ↓29% med

Clear

40° · 💨 21mph NNE · 🌧️ 0%

Tricos Yellow Sallies Caddis Midges Hoppers Ants Beetles Spruce Moths
Dry Fly Nymphing Streamer

· Flows in the canyon are running about 25% below median at 330 …

Near Gallatin Gateway

488 cfs · 1.62 ft · ↓29% med

56° · 💨 14 WNW · 🌧️ 1%

Gallatin Valley At Logan
61.9°F
387 cfs · 4.54 ft ▼ 1.3% 24h ↑2% med

Partly Cloudy

57° · 💨 7mph SW · 🌧️ 0%

Tricos Yellow Sallies Caddis Midges Hoppers Ants Beetles
Dry Fly Nymphing Streamer

· Flows at Logan are steady at 411 cfs, running about 9% above …

Yellowstone

38m ago

The longest undammed river in the lower 48, through Paradise Valley.

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Paradise Valley At Corwin Springs
66.2°F

⚠️ No current flow data from At Corwin Springs

Tricos Yellow Sallies Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· Flows at Corwin Springs are running 27% below median and clear, giving …

Livingston Near Livingston
64.6°F
2660 cfs · 1.38 ft ▼ 2.9% 24h ↓39% med

Clear

59° · 💨 10mph NE · 🌧️ 1%

Tricos Yellow Sallies Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· Flows near Livingston have dropped to 2710 cfs, well below median (38%) …

Big Hole

38m ago

Iconic freestone river famous for its Salmonfly hatch and native Arctic grayling. One of Montana's premier fly fishing destinations.

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Lower Big Hole Near Melrose
61.7°F

⚠️ No current flow data from Near Melrose

Tricos Yellow Sallies Caddis Midges Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· Water temps at Melrose are running warm (73-75°F), so plan to fish …

Near Glen

354 cfs · 2.46 ft · 64.6° · ↓4% med

56° · 💨 12 N · 🌧️ 0%

Big Hole Canyon At Maiden Rock (Divide)
59.9°F
434 cfs · 3.05 ft ▼ 4.2% 24h ↑2% med

Clear

51° · 💨 8mph NNW · 🌧️ 0%

Yellow Sallies Caddis Midges Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· Flows at Maiden Rock are right at median and easing back slightly, …

Upper Big Hole At Wisdom
58.8°F
27 cfs · 2.09 ft ▼ 11.4% 24h ↓41% med

Clear

47° · 💨 6mph NW · 🌧️ 0%

Tricos Yellow Sallies Caddis Midges Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· Flows at Wisdom are running quite low at 28.4 cfs, 38% below …

Beaverhead

38m ago

Montana's premier trophy brown trout tailwater below Clark Canyon Dam. Up to 1,900 fish per mile over 16 inches.

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Upper Beaverhead At Barretts
499 cfs · 1.72 ft — 0.0% 24h ↓9% med

Clear

53° · 💨 6mph N · 🌧️ 0%

PMDs Tricos Yellow Sallies Caddis Midges Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· Flows at Barretts are steady around 488 cfs, running about 11% below …

Lower Beaverhead Near Twin Bridges
69 cfs · 3.50 ft ▼ 2.0% 24h ↓43% med

Clear

54° · 💨 6mph S · 🌧️ 0%

Caddis Midges Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· Flows near Twin Bridges are way down at 64 cfs, 46% below …

Jefferson

38m ago

Formed by the Big Hole and Beaverhead at Twin Bridges, flowing to Three Forks. Known for solitude and big browns.

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Upper Jefferson Near Twin Bridges
63.5°F
454 cfs · 2.76 ft ▼ 5.4% 24h ↓25% med

Clear

57° · 💨 15mph NE · 🌧️ 0%

Tricos Yellow Sallies Caddis Midges Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· The Jefferson is running well below average (480 cfs vs 601 median) …

Lower Jefferson Near Three Forks
67.6°F
351 cfs · 2.00 ft ▼ 5.1% 24h ↓25% med

Overcast

58° · 💨 8mph NW · 🌧️ 0%

Caddis Midges Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· Water temps at 76.6°F are firmly in the danger zone, and with …

Ruby

1h ago

Under-fished gem in the Ruby Valley. Classic small-river experience with quality brown trout.

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Upper Ruby Above Reservoir (Alder)
88 cfs · 2.92 ft — 0.0% 24h ↓28% med

Clear

52° · 💨 14mph NW · 🌧️ 0%

Yellow Sallies Caddis Midges Hoppers Ants
Nymphing Dry Fly Streamer

· Flows on the Upper Ruby are running low at 81 cfs, well …

Lower Ruby Below Reservoir (Alder)
265 cfs · 3.40 ft — 0.0% 24h ↓24% med

Clear

56° · 💨 10mph E · 🌧️ 0%

Caddis Midges Hoppers Ants Beetles
Nymphing Dry Fly Streamer

· Flows on the Lower Ruby are running about 24% below median at …

East Gallatin

1h ago

Flows through the Gallatin Valley and Bozeman.

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Bozeman Above Water Reclamation (Bozeman)
28 cfs · 3.13 ft — 0.0% 24h ↓33% med

Clear

54° · 💨 5mph SW · 🌧️ 1%

Tricos Midges Hoppers Ants Beetles
Nymphing Dry Fly

· The East Gallatin is running low and clear at 31 cfs, about …