Today's Read
Cold overcast conditions and low October flows keep trout focused near the bottom. Technical subsurface presentations offer the most consistent action.
Last Chance to Ashton, Idaho
Henry's Fork Hatch Report
Drift through slow runs and deeper weed beds with a long, dead-drift setup.
Forecast update delayed—showing the most recent available report.
Forecast timing & sources
- Forecast generated
- Oct 28, 2026, 7:00 AM MDT
- Valid until
- Oct 29, 2026, 7:00 AM MDT
- Source updated
- Oct 28, 2026, 7:00 AM MDT
- Flow observation
- Stale observation · Oct 28, 2026, 6:45 AM MDT
- Water temperature observation
- Stale observation · Oct 28, 2026, 6:45 AM MDT
Buggin combines river and weather signals into a fishing forecast. A rating is model guidance, not a catch guarantee. Observation times can differ from forecast generation.
Configured gauge: Henrys Fork near Island Park · 13039000. The forecast point may differ from the gauge location.
Bugs & Best Matches
What's active
Fish this
BWOs, size 16-20, Midday (10:00 AM–2:00 PM)
Juju Baetis, size 16-20; Sparkle Dun, size 16-20, dry; RS2, size 16-20, emerger
Midges, size 18-22, Midday (10:00 AM–2:00 PM)
Zebra Midge, size 18-22, nymph; Griffiths Gnat, size 18-22, dry; Disco Midge, size 18-22
Caddis, size 16-18, Midday (10:00 AM–2:00 PM)
Pearl And Elk, size 16-18; Elk Hair Caddis, size 16-18, dry; Caddis Pupa, size 16-18, nymph
Scuds, size 14-18, Morning (6:00 AM–10:00 AM)
No matching fly supplied
Terrestrials, size 14-16, Afternoon (2:00 PM–6:00 PM)
No matching fly supplied
How Fish Respond To This Hatch
- Cold overcast conditions and low October flows keep trout focused near the bottom. Technical subsurface presentations offer the most consistent action.
- Drift through slow runs and deeper weed beds with a long, dead-drift setup.
Current Conditions
Flow86 cfs and steady
Water TempUnavailable
WeatherOvercast
Rating6/10 · Fair
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