New Mexico fishing reports
87 reports for New Mexico — what's biting, water temps, and where to focus.
Rio Grande at 90.9 cfs: Clear, Wadeable Conditions for NM Trout Anglers
The USGS gauge 08330000 clocked the Rio Grande at 90.9 cfs as of May 4 — a relatively modest reading for peak spring that points to clear, wade-friendly conditions on the main stem. No water temperature was logged at the gauge this cycle. On the San Juan tailwater, no NM-specific shop or charter reports surfaced in this week's feeds, so species activity below is estimated from seasonal norms rather than direct on-water testimony — a distinction worth flagging. That said, MidCurrent's tying content this week spotlighted midge patterns suited to "clear, pressured water of stillwaters and tailraces" — a description that fits the San Juan's quality water zone precisely. Meanwhile, Hatch Magazine's coverage of caddis emergences is a timely reminder that early May marks the first credible dry-fly windows on western rivers, typically opening in the afternoon hours as air temperatures rise and surface activity picks up.
Rio Grande at 127 cfs: Clear Water and Opening Caddis Hatches in New Mexico
USGS gauge 08330000 recorded the Rio Grande at 127 cfs as of the evening of May 3 — a moderate, clear-water flow setting up favorable wading conditions heading into the first week of May. No temperature data was returned from the gauge, though early May on New Mexico tailwaters typically puts surface temps in the mid-to-upper 50s°F. Hatch Magazine's recent deep-dive on caddis emergences is well-timed for this drainage: late April through early May marks the start of reliable caddis activity on both freestone and tailwater reaches across the state. On the San Juan tailrace, MidCurrent's Tying Tuesday flagged sparse midge-style patterns as the go-to for "clear, pressured water of stillwaters and tailraces" — a description that fits the San Juan almost year-round, and especially so now. The Waning Gibbous moon favors first-light feeding windows; plan to be on the water before sunrise for the most productive session of the day.
Rio Grande at 181 cfs: NM Tailwaters Enter Prime May Hatch Window
The USGS gauge on the Rio Grande (site 08330000) recorded 181 cfs at 3:15 p.m. on May 1 — a manageable, wading-friendly level heading into New Mexico's prime spring hatch period. No water temperature reading was available from the gauge today. None of this week's angler-intel feeds included New Mexico-specific reports, so conditions below reflect seasonal norms for the Rio Grande and San Juan drainages. May 1 typically marks the transition from midge-heavy early-season fishing toward overlapping caddisfly and Pale Morning Dun hatches — a progression Field & Stream's current guide to aquatic insects describes as the core of late-spring trout feeding behavior. Tonight's full moon tends to push active feeding earlier in the evening on both systems. With the Rio Grande running moderately, wade access should be reliable on publicly accessible stretches heading into the weekend.