BirdTroutOpen the map Red Run fishing report
63.0 °F at RED RUN AT RYAN ROAD NEAR WARREN, MI, read from USGS at build time and again when this page loaded. No reporting stretch is in the cold band right now, so fish the first hours of light and the tributary mouths. September is Blue-Winged Olive, Cranefly, Caterpillar and Crayfish in this region — 14 insects are recorded as active.
Water temperature right now
| Gauge | Reading | July mean | Read at |
|---|---|---|---|
| RED RUN AT RYAN ROAD NEAR WARREN, MI | 63.0 °F | — | 30 Sep 2026, 13:00 UTC |
Read from USGS instantaneous values when this page was built, and rebuilt nightly. The colour is the same four-band scale the map paints from.
What is hatching in September
| Insect | Hook | Active at |
|---|---|---|
| Blue-Winged Olive | #16–22 | 38–58 °F |
| Cranefly | #6–10 | 40–65 °F |
| Caterpillar | #8–14 | 55–75 °F |
| Crayfish | #4–8 | 55–78 °F |
| Black Ant | #14–20 | 55–80 °F |
| Isonychia / Slate Drake | #10–14 | 55–70 °F |
| Leafhopper | #18–22 | 58–75 °F |
| Grasshopper | #8–12 | 60–80 °F |
| Trico | #20–24 | 58–72 °F |
| White Miller | #14–18 | 60–74 °F |
| Cinnamon Flying Ant | #16–20 | 58–78 °F |
| Cricket | #10–14 | 55–75 °F |
| White Fly | #12–14 | 62–74 °F |
| Water Boatman | #14–18 | 45–65 °F |
The rest of the state
This is one river. The Michigan report covers every region at once, and is refreshed at the same time as this page.
More about Red Run
Red Run — live water temperature, regulations and access