Live Conditions

Bighorn River

Montana, Wyoming355 miles1 Segments

Primary Flow

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cfs

Gauge Height

—

Water Temp

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°F

Air Temp

—

°F

Basin SWE

—

in avg

Daylight

—

sunrise

5-Day Trend

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River Profile

355 mi

Headwater

Mouth

Three Mile Access → Big Horn AccessThree Mile Access → Big Horn Access · 6.6 mi

Big Horn Access → Mallards LandingBig Horn Access → Mallards Landing · 8.8 mi

Mallards Landing → Two Leggins AccessMallards Landing → Two Leggins Access · 10.8 mi

Two Leggins Access → Arapooish AccessTwo Leggins Access → Arapooish Access · 11.4 mi

Arapooish Access → Grant Marsh AccessArapooish Access → Grant Marsh Access · 8.8 mi

Grant Marsh Access → General Custer AccessGrant Marsh Access → General Custer Access · 7.6 mi

General Custer Access → Manuel Lisa AccessGeneral Custer Access → Manuel Lisa Access · 26.3 mi

Gauge(3)

Boat Ramp(9)

Whitewater

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30-Day Flow History

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7-Day Outlook

Forecast

14-day on Pro

Your History · Bighorn River

Track your history

Gauge Stations

3 mainstem · live, 48h

USGS · Live

Segments

7 segments

Segment	Miles	River Mile	CFS	Status	Float Est.	Rapids
Three Mile Access → Big Horn Access	6.6	RM 0.0 – 6.6	—	—	1:53hrs	—
Big Horn Access → Mallards Landing	8.8	RM 6.6 – 15.4	—	—	2:31hrs	—
Mallards Landing → Two Leggins Access	10.8	RM 15.4 – 26.2	—	—	3:05hrs	—
Two Leggins Access → Arapooish Access	11.4	RM 26.2 – 37.6	—	—	3:15hrs	—
Arapooish Access → Grant Marsh Access	8.8	RM 37.6 – 46.4	—	—	2:31hrs	—
Grant Marsh Access → General Custer Access	7.6	RM 46.4 – 54.0	—	—	2:10hrs	—
General Custer Access → Manuel Lisa Access	26.3	RM 54.0 – 80.3	—	—	7:31hrs	—

Basin Snowpack

SNOTEL 10

Albro Lake
8,500 ft
--
--%
Badger Pass
6,870 ft
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--%
Bald Mtn.
9,360 ft
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--%
Banfield Mountain
5,580 ft
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--%
Barker Lakes
8,250 ft
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--%
Base Camp
7,040 ft
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--%

Quick Facts

Total Length: 355 miles
Gauge Stations: 5
Segments: 1
Boat Ramps: 9

Elevation Profile

Elevation data not yet available for this river.

Boat Ramps & Access

9 ramps

RM 0
Afterbay Dam Access
✓ Ramp✗ Parking✗ Restroom
RM 0
Three Mile Access
✓ Ramp✗ Parking✗ Restroom
RM 7
Big Horn Access
✓ Ramp✗ Parking✗ Restroom
RM 15
Mallards Landing
✓ Ramp✗ Parking✗ Restroom
RM 26
Two Leggins Access
✓ Ramp✗ Parking✗ Restroom
RM 38
Arapooish Access
✓ Ramp✗ Parking✗ Restroom
RM 46
Grant Marsh Access
✓ Ramp✗ Parking✗ Restroom
RM 54
General Custer Access
✓ Ramp✗ Parking✗ Restroom
RM 80
Manuel Lisa Access
✓ Ramp✗ Parking✗ Restroom

Fishing Intel

Current Hatches

No hatch calendar on file for this river yet.

Recommended Flies — Early September

No recommended flies on file for this river yet.

Flow vs Hatch Likelihood

Midge · seasonal · 7 days

Flow (cfs) Hatch likelihood

Float time estimates

Three Mile Access → Big Horn Access
6.6 mi
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--:--
hrs:min
Big Horn Access → Mallards Landing
8.8 mi
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--:--
hrs:min
Mallards Landing → Two Leggins Access
10.8 mi
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--:--
hrs:min
Two Leggins Access → Arapooish Access
11.4 mi
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--:--
hrs:min
Arapooish Access → Grant Marsh Access
8.8 mi
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--:--
hrs:min
Grant Marsh Access → General Custer Access
7.6 mi
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--:--
hrs:min
General Custer Access → Manuel Lisa Access
26.3 mi
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--:--
hrs:min

Season Timing

Fishing

Floating

Runoff

Regulations & Alerts

Spring Runoff Advisory

Water levels rising due to snowmelt. Exercise caution on all sections.

Browns Canyon National Monument

Special management area. No motorized boats permitted.

Catch & Release

Browns Canyon section: catch & release only for all trout species.

Bag & Possession Limits

Standard CO regulations: 4 trout per day, only 1 over 16".