Lower Provo River Fishing Report 04/20/2026
Current Conditions Summary The Lower Provo is currently running at its base flow (~130 CFS). Blue wings are the main food source. A couple caddis sightings. The Rainbows may be gearing up to spawn earlier this year. Flow & Water Discharge: ~130 CFS. Clarity: Clear, but high wind days can flip the lake and create off color conditions. Water Temp: ~43°F Outlook: Steady flows. Check to make sure flows haven't ramped up to summer operations. Weather & Timing Best Window: 10:00 AM – 3:00 PM Hatches & Bug Activity Sow Bugs: All day Midges: Decent hatches in the early morning (#22-24). Blue-Winged Olives (BWOs): mostly on cloudy days, size #20-22. Eggs: The rainbows will still eat an egg this time of year. Recommended Flies Nymphs Sow Bugs: #16-20 (Grey, Tan, Rainbow) BWO's: #20-22 (Phesant Tail, Stalcup Baetis nymph) Egg Patterns: #16-18 (Peach, Cheese, Pink). Midges: #22-24 (Bling Midge, WD-40, Zebra Midge). San Juan Worms: #12-14 (Red/Brown) – Works well in the deeper, faster runs. Dries (Surface) Midge Clusters: #18-20 (Griffith’s Gnat, Mother Shucker). BWO Dries: #20-22 (CDC Comparadun, Extended Body BWO). Matt's Midge: #22-24. Streamers Rusty Trombone: (Olive). Leeches: #10 (Black/Brown).
