Great Lakes
Grand River
Live Conditions
Grand River — Grand River near Painesville OH
7-Day Flow
↑ Rising
24-Hr Pressure
29.03 inHg · → High/stable
Voluntary Catch-and-Release Advisory
Water temperature is at or above 65°F. At these temperatures trout are physiologically stressed and have a higher post-release mortality rate. Consider waiting for cooler conditions — early morning or evening — or choosing a tailwater with regulated temperatures.
Local Weather
Tough conditions — fish deep
Today
🌫️Foggy
83° / 61°
Tomorrow
☁️Overcast
90° / 69°
Sun
☁️Overcast
75° / 58°
Mon
☁️Overcast
78° / 55°
Cold front incoming — go deep with nymphs, surface activity likely slow.
Weather by Open-Meteo · No API key · Updated every 30 min
What should I fish today?
⚡ AIAI-powered recommendation using today's live flow, temperature, and hatch data.
2
Time of Day
Using: 38.7 CFS · 80.1°F · Hex evenings. Tricos
What should I pack?
Rod, flies, tippet, and safety gear specific to today's Grand River conditions.
🪰 Hatch Calendar
Grand River · July · Summer
⚪ No tracked hatches in active range at 80.1°F — browse the calendar below for seasonal activity
Select month
Hex evenings. Tricos (size 22-24) dawn. Terrestrials. Focus upper river as lower warms.
🟢 Active · 🟡 Approaching · ⚪ Seasonal only
River Map
About Grand River
The Grand River is the largest of Ohio's Steelhead Alley tributaries, draining 677 square miles across Geauga, Lake, and Ashtabula Counties. Many Ohio steelheaders consider it the state's best river when it's right — optimal flow is 250–400 CFS. The river offers a mix of gravel runs, deep pools, and accessible wading through Madison, Grand River, and Harpersfield. USGS site 04212100 is a water-quality 'super gauge' measuring flow plus temperature, dissolved oxygen, and turbidity — ideal for cold-snap bite timing. Brook trout in the upper watershed are protected (immediate release). Special regs apply from Lake Erie to SR 535 bridge.
Regulations
Ohio fishing license required (resident $25/year). No separate steelhead permit required. Steelhead creel limits apply from Lake Erie upstream to the SR 535 bridge. Brook trout in the upper watershed: immediate release required. 2026–27 regulation cycle effective March 1, 2026. Verify at wildohio.gov.
Learn More
Guides to help you fish Grand River with more confidence.
Ohio Trout & Steelhead Fishing Regulations Guide
Ohio fishing license ($25/year resident, no separate steelhead permit required), the no-closed-season for steelhead in Lake Erie tributaries, the…
Trout Species of Ohio
Ohio's coldwater fishery is dominated by Steelhead (the lake-run rainbow form, stocked into Lake Erie and running up Steelhead Alley tributaries from…
How Barometric Pressure Affects Fishing (And How to Use It)
That gorgeous bluebird day after a cold front? Worst fishing of the year. Here's the data behind why pressure changes matter more than the weather…