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)
58.8°F
1210 cfs · 2.40 ft ▼ 4.0% 24h ↓44% med

Clear

51° · 💨 5mph SSW · 🌧️ 0%

Nymphing Streamer Dry Fly

· Upper Madison is fishing well with stable, clear water at 1360 cfs …

At Kirby Ranch (Cameron)

1020 cfs · 1.91 ft · 51.4° · ↓28% med

45° · 💨 6 NNW · 🌧️ 0%

Below Hebgen Lake (Grayling)

778 cfs · 1.63 ft · 53.8° · ↓31% med

49° · 💨 3 S · 🌧️ 0%

Lower Madison Below Ennis Lake (Lower)
63.3°F
1370 cfs · 3.97 ft ▲ 0.7% 24h ↓47% med

Clear

53° · 💨 11mph N · 🌧️ 0%

Nymphing Streamer Dry Fly

· Lower Madison flows are down 48% from median at a very manageable …

Gallatin

52m ago

Iconic freestone river from Yellowstone Park through the Gallatin Canyon.

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Gallatin Canyon Above Deer Creek (Big Sky)
53.8°F
813 cfs · 5.65 ft ▼ 5.2% 24h ↓47% med

Clear

40° · 💨 7mph NE · 🌧️ 0%

Salmonflies Golden Stones Yellow Sallies Caddis Midges
Nymphing Dry Fly Streamer

· The Gallatin Canyon is fishing well with flows at comfortable levels (55-59% …

Near Gallatin Gateway

1140 cfs · 2.46 ft · ↓57% med

50° · 💨 7 NNE · 🌧️ 0%

Gallatin Valley At Logan
61.9°F
653 cfs · 5.00 ft ▼ 6.3% 24h ↓77% med

Clear

54° · 💨 3mph NNW · 🌧️ 0%

Yellow Sallies Caddis Midges
Nymphing Dry Fly Streamer

· The Gallatin Valley is fishing excellent with flows well below median at …

Yellowstone

1h ago

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

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Paradise Valley At Corwin Springs
55.0°F
Streamer Nymphing Dry Fly

· With no current gauge data available for Paradise Valley, fishing conditions are …

Livingston Near Livingston
57.6°F
7020 cfs · 4.01 ft ▼ 3.6% 24h ↓46% med

Clear

54° · 💨 6mph E · 🌧️ 0%

Streamer Nymphing Dry Fly

· The Yellowstone near Livingston is fishing well post-runoff at 6,970 cfs (48% …

Big Hole

37m 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
60.1°F
1000 cfs · 2.33 ft ▼ 2.0% 24h ↓70% med

Clear

55° · 💨 6mph NNE · 🌧️ 0%

Salmonflies Golden Stones Yellow Sallies Caddis Midges
Nymphing Dry Fly Streamer

· Lower Big Hole is fishing well with flows at 1120 cfs and …

Near Glen

916 cfs · 3.04 ft · 63.0° · ↓66% med

56° · 💨 9 NE · 🌧️ 0%

Big Hole Canyon At Maiden Rock (Divide)
60.8°F
985 cfs · 3.72 ft ▼ 6.2% 24h ↓69% med

Clear

52° · 💨 12mph NW · 🌧️ 0%

Salmonflies Golden Stones Yellow Sallies Caddis Midges
Nymphing Dry Fly Streamer

· The Big Hole is fishing well with flows down to 1170 cfs …

Upper Big Hole At Wisdom
59.4°F
23 cfs · 1.96 ft — 0.0% 24h ↓91% med

Mostly Clear

47° · 💨 5mph NNE · 🌧️ 0%

Yellow Sallies Caddis Midges
Nymphing Dry Fly Streamer

· The Upper Big Hole is fishing well despite extremely low flows at …

Beaverhead

1h 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
592 cfs · 1.87 ft ▼ 1.0% 24h ↓21% med

Clear

52° · 💨 4mph NE · 🌧️ 0%

Caddis Midges
Nymphing Dry Fly

· Upper Beaverhead is fishing well with flows at 575 cfs, 25% below …

Lower Beaverhead Near Twin Bridges
67 cfs · 3.49 ft ▼ 16.3% 24h ↓61% med

Clear

54° · 💨 8mph NE · 🌧️ 0%

Caddis Midges
Nymphing Dry Fly

· Lower Beaverhead is fishing well at low flows (67 cfs, 59% below …

Jefferson

1h 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
62.2°F
1060 cfs · 3.73 ft ▼ 2.8% 24h ↓76% med

Clear

56° · 💨 19mph NNE · 🌧️ 0%

Yellow Sallies Caddis Midges
Nymphing Dry Fly Streamer

· Upper Jefferson is in excellent shape with flows at 1330 cfs and …

Lower Jefferson Near Three Forks
66.4°F
839 cfs · 2.84 ft ▼ 2.4% 24h ↓79% med

Clear

53° · 💨 6mph NW · 🌧️ 0%

Caddis Midges
Nymphing Streamer Dry Fly

· Jefferson River flows are down significantly at 1210 cfs (73% below median) …

Ruby

37m 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)
121 cfs · 2.99 ft — 0.0% 24h ↓68% med

Clear

50° · 💨 8mph N · 🌧️ 0%

Yellow Sallies Caddis Midges
Nymphing Dry Fly Streamer

· The Ruby is in excellent shape with clear water at 143 cfs, …

Lower Ruby Below Reservoir (Alder)
296 cfs · 3.48 ft — 0.0% 24h ↓33% med

Clear

54° · 💨 9mph E · 🌧️ 0%

Caddis Midges
Nymphing Dry Fly

· Lower Ruby is fishing well with flows at 296 cfs (41% below …

East Gallatin

52m ago

Flows through the Gallatin Valley and Bozeman.

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Bozeman Above Water Reclamation (Bozeman)
69 cfs · 3.55 ft ▼ 9.0% 24h ↓69% med

Clear

53° · 💨 13mph ESE · 🌧️ 0%

Yellow Sallies Caddis Midges
Nymphing Dry Fly Streamer

· East Gallatin is in excellent shape with flows down 11% over 24 …