River Activity by Seasons

River

Best Fishing

Best Rafting

Comments

Gallatin

7/4 - 10/1

6/1 - 7/15

Wading-only above mouth of Canyon; YNP permit required for upper reaches; good access

Yellowstone 

8/1 - 11/1

6/15 - 8/20

Hard to wade, so best to float; can be high and off-color until even mid-August

Madison    
(above Ennis Lake)
 

6/20 - 11/1

N/A

Good wading and floating; easy to access, can be technical

Lower Madison
(below Ennis Lake) 

6/1 - 8/1
9/15 - 11/1

6/1 - 8/1

Good wading and floating, but gets warm in mid-summer; good early and late in the season

Firehole in Yellowstone Park

6/15 - 8/1
9/15 - 11/1

N/A

Good earlier and later, too warm mid-summer; very technical at times

Yellowstone Park-assorted streams

7/15 - 10/15

N/A

Good waters include Lamar, Slough,  Cache, Pebble, upper Gallatin, Madison, Clarks Fork

Henry's Fork
(in Idaho)

6/15 - 11/1

N/A

Sections open at different times; best wading in late spring and summer, otherwise floating

De Puys, Nelsons and Armstrongs  Spring Creeks

4/1 - 11/1

N/A

Wading only, very technical at times, private water, challenging for experts, fishable year around

Ron Tabaczka
Ron Tabaczka
Realtor