Esopus Fishing Forecast
Fly fishers plan New York trips on the Esopus because it stacks credible wading access, recognizable insect cycles, and trout that respond when flows align. Below-dam hydrology keeps dissolved oxygen high through summer—ideal for rainbow trout and brown trout when roadside freestones climb past comfortable temperatures. River-specific intel: The Esopus is a classic Catskill stream transformed into a quality tailwater by Shandaken Tunnel releases. Rainbow and brown trout thrive in these cold waters. USGS gauge 01364500 tracks live flow and temperature for planning wade or float days.
Constant 72°F water flows out of the bottom-release dam and into the Esopus at 170 CFS CFS. Expect a 5/10 window. Top pick: a Cicada.
Open Apr 1 — Oct 15
Inland trout stream. Oct 16 - Mar 31 C&R no bait. Heavily stocked
Forecast and on-page guide updated September 9, 2026 (UTC). Open the app for hourly conditions.
Today's Fishing Conditions
Fair
Updated 8:22 AM
72°F
170 CFS
5 AM - 7 AM
Cicada
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Quick Facts
Rainbow Trout and Brown Trout
tailwater
58°F - 66°F
What Makes the Esopus Unique?
Signature hatch or window
BWO (Mayfly) is a headline hatch to watch in September. Peak activity often tracks 42–55°F water temps.
Distinctive access
Portal: Where Shandaken Tunnel releases cold water.
Rules anglers miss
Some special regulation areas.
September Fishing Tactics
Primary Targets
Recommended Tactics
Fall fishing improves. BWOs return, browns become aggressive.
September Hatches
BWO
Mayfly
Spring and fall on overcast days
Isonychia
Mayfly
Slate Drake, evening hatches summer into fall
Trico
Mayfly
Morning spinner falls, tiny flies
Hopper
Terrestrial
Meadow hoppers effective in summer
Scud
Crustacean
Year-round tailwater food source
Year-Round Fishing Guide
| Month | Water Temp | Tactics |
|---|---|---|
| January | 32-38°F | Nymphing, Midges, Limited |
| February | 32-40°F | Nymphing, Midges, Limited |
| March | 38-48°F | Dry Flies, Hendricksons, Quill Gordons |
| April | 46-54°F | Dry Flies, Hendricksons, Quill Gordons |
| May | 52-62°F | Dry Flies, Hendricksons, Quill Gordons |
| June | 58-68°F | Tricos, Terrestrials, BWOs |
| July | 64-72°F | Tricos, Terrestrials, BWOs |
| August | 66-74°F | Tricos, Terrestrials, BWOs |
| September(Now) | 58-66°F | BWOs, Streamers, October Caddis |
| October | 50-58°F | BWOs, Streamers, October Caddis |
| November | 42-50°F | BWOs, Streamers, October Caddis |
| December | 34-42°F | Nymphing, Midges, Limited |
Spawning Seasons
Please respect spawning fish and their redds. Avoid fishing over actively spawning trout.
Brown Trout
Spawn months: October, November
Night spawning common. Males become very dark with pronounced kype during spawn.
Rainbow Trout
Spawn months: March, April
Resident rainbow trout spawn in smaller tributaries and tend to build smaller redds than steelhead.
Access Points & Parking for Esopus
Portal
Where Shandaken Tunnel releases cold water.
Phoenicia
Town access with services.
Mt. Tremper
Quality fishing access.
Five Arches
Scenic bridge access.
How to Fish Esopus: Tips & Tactics
The Esopus is a classic Catskill stream transformed into a quality tailwater by Shandaken Tunnel releases. Rainbow and brown trout thrive in these cold waters.
Best Times of Day
Portal releases create excellent fishing below the tunnel. Summer fishing can be challenging with turbidity. Spring and fall are most consistent.
Recommended Techniques
Match the hatches when water clarity allows. Nymphing is effective during high flows. Streamers produce larger fish.
Water Conditions
Tunnel releases bring cold, oxygenated water but can cause turbidity. Check release schedules. The Esopus is a classic Catskill freestone.
Fly Selection
Isonychia patterns work well. Caddis and stoneflies throughout season. Woolly Buggers when water is off-color.
When is the Best Time to Fish Esopus?
Spring
Good fishing with increasing hatches.
Summer
Portal releases keep water cool. Check clarity.
Fall
Excellent conditions. Isonychia hatches.
Winter
Limited - some open water fishing.
Recommended Equipment for Esopus
Rod
9-foot, 5 or 6-weight.
Line
Floating for dries. Sink-tip for streamers.
Leader & Tippet
9-foot tapered leader, 4X-5X tippet.
Waders
Breathable waders. Wade carefully.
Essential Flies
Esopus Fishing Regulations
Season
Check New York DEC for current regulations.
Limits
Trout limits apply.
Special Regulations
Some special regulation areas.
Bait Restrictions
Check by section.
Notes
Tunnel releases affect fishing conditions.
Always verify current regulations with New York fish and wildlife agency before fishing. Regulations can change annually.
Fly Shops & Guides Near Esopus
Local Fly Shops
- Esopus Creel - Phoenicia
- Catskill Flies - Roscoe
- Ulster County Outfitters
Guide Services
- Esopus Creek Guides
- Catskill Guide Service
- Ulster County Anglers
Optimal Fishing Conditions
Optimal Flow
200 - 500 CFS
Best fishing conditions
Optimal Water Temperature
50° - 65°F
Ideal for active trout
Other Rivers You Might Like
Popular forecasts outside New York—great for trip planning and comparing conditions.
Other New York Trout Rivers
Beaverkill
Delaware (Main)
Willowemoc Creek
Neversink River
West Branch Delaware River
Esopus — frequently asked questions
When is the best time to fish the Esopus?
Fall fishing improves. BWOs return, browns become aggressive.
What flies should I bring to the Esopus?
For the Esopus (tailwater), carry: Isonychia, Caddis, Woolly Bugger, Stonefly, BWO.
What water temperature is best for trout on the Esopus?
On the Esopus, trout hold between 50° and 65°F. Because the river is dam-fed, the temperature stays in this band year-round.
Do I need a fishing license for the Esopus?
Yes — you need a valid New York fishing license to fish the Esopus. Local season: Check New York DEC for current regulations.. Daily limit: Trout limits apply..
What hatches should I watch for on the Esopus in September?
BWO is the signature hatch on the Esopus in September. Match size and adjust leader size to 5X-6X. The fish key in on the emergence during low-light hours, so plan to be on the water at first light.
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