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Live Conditions

Henrys Fork

Idaho86 miles

Primary Flow

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cfs

Gauge Height

—

Water Temp

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°F

Air Temp

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°F

Basin SWE

—

in avg

Daylight

—

sunrise

5-Day Trend

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River Profile

86 mi

Headwater

Mouth

Island Park Dam → Last ChanceIsland Park Dam → Last Chance · 0.1 mi

Last Chance → Wood Road 16Last Chance → Wood Road 16 · 13.2 mi

Wood Road 16 → Riverside CampgroundWood Road 16 → Riverside Campground · 2.7 mi

Riverside Campground → Grandview CanyonRiverside Campground → Grandview Canyon · 12.7 mi

Grandview Canyon → Stone BridgeGrandview Canyon → Stone Bridge · 8.8 mi

Stone Bridge → AshtonStone Bridge → Ashton Reservoir · 4.5 mi

Ashton → Ashton DamAshton Reservoir → Ashton Dam · 0.2 mi

Ashton Dam → Ora BridgeAshton Dam → Ora Bridge · 4.7 mi

Ora Bridge → Vernon BridgeOra Bridge → Vernon Bridge · 4.7 mi

Gauge(4)

Boat Ramp(10)

Rapid(3)

Whitewater

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30-Day Flow History

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7-Day Outlook

Forecast

14-day on Pro

Your History · Henrys Fork

Track your history

Gauge Stations

4 mainstem · live, 48h

USGS · Live

Segments

9 segments

Segment	Miles	River Mile	CFS	Status	Float Est.	Rapids
Island Park Dam → Last Chance	0.1	RM 0.0 – 0.1	—	—	0:02hrs	—
Last Chance → Wood Road 16	13.2	RM 0.1 – 13.3	—	—	3:46hrs	—
Wood Road 16 → Riverside Campground	2.7	RM 13.3 – 16.0	—	—	0:46hrs	—
Riverside Campground → Grandview Canyon	12.7	RM 16.0 – 28.7	—	—	3:38hrs	3max VI
Grandview Canyon → Stone Bridge	8.8	RM 28.7 – 37.5	—	—	2:31hrs	—
Stone Bridge → Ashton Reservoir	4.5	RM 37.5 – 42.0	—	—	1:17hrs	—
Ashton Reservoir → Ashton Dam	0.2	RM 42.0 – 42.2	—	—	0:03hrs	—
Ashton Dam → Ora Bridge	4.7	RM 42.2 – 46.9	—	—	1:21hrs	—
Ora Bridge → Vernon Bridge	4.7	RM 46.9 – 51.6	—	—	1:21hrs	—

Basin Snowpack

SNOTEL 16

Beaver Creek
7,820 ft
--
--%
Black Bear
8,160 ft
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--%
Carrot Basin
9,200 ft
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--%
Clover Meadow
8,770 ft
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--%
Crab Creek
6,870 ft
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--%
Grassy Lake
7,330 ft
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--%

Quick Facts

Total Length: 86 miles
Gauge Stations: 5
Boat Ramps: 12

Elevation Profile

Elevation data not yet available for this river.

Boat Ramps & Access

10 ramps

RM 0
Island Park Dam
✓ Ramp✗ Parking✗ Restroom
RM 0
Last Chance
✓ Ramp✗ Parking✗ Restroom
RM 13
Wood Road 16
✓ Ramp✗ Parking✗ Restroom
RM 16
Riverside Campground
✓ Ramp✗ Parking✗ Restroom
RM 29
Grandview Canyon
✓ Ramp✗ Parking✗ Restroom
RM 38
Stone Bridge
✓ Ramp✗ Parking✗ Restroom
RM 42
Ashton Reservoir
✓ Ramp✗ Parking✗ Restroom
RM 42
Ashton Dam
✓ Ramp✗ Parking✗ Restroom
RM 47
Ora Bridge
✓ Ramp✗ Parking✗ Restroom
RM 52
Vernon Bridge
✓ Ramp✗ Parking✗ Restroom

Fishing Intel

Current Hatches

Blue-Winged Olive

Caddis

Stonefly

Pale M. Dun

Midge

Recommended Flies — Late June

RS2 Emerger

#20-22 · Olive/Gray

Sparkle Dun BWO

#18-20 · Olive

Zebra Midge

#18-22 · Black/Red

Pat's Rubber Legs

#6-10 · Brown/Black

Pheasant Tail

#16-20 · Natural

Egg Pattern

#14-16 · Peach/Orange

Float Time Estimates

Island Park Dam → Last Chance
0.1 mi
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--:--
hrs:min
Last Chance → Wood Road 16
13.2 mi
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--:--
hrs:min
Wood Road 16 → Riverside Campground
2.7 mi
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--:--
hrs:min
Riverside Campground → Grandview Canyon
12.7 mi
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--:--
hrs:min
Grandview Canyon → Stone Bridge
8.8 mi
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--:--
hrs:min
Stone Bridge → Ashton Reservoir
4.5 mi
--
--:--
hrs:min
Ashton Reservoir → Ashton Dam
0.2 mi
--
--:--
hrs:min
Ashton Dam → Ora Bridge
4.7 mi
--
--:--
hrs:min
Ora Bridge → Vernon Bridge
4.7 mi
--
--:--
hrs:min

Notable Rapids

Upper Mesa Falls

River mile 27.5

Lower Mesa Falls

River mile 28.3

Sheep Falls

River mile 24.9

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".