Natrona County
North Platte River — Grey Reef
Live Conditions
North Platte River — Grey Reef — Grey Reef (Tailwater)
7-Day Flow
↓ Falling
24-Hr Pressure
24.37 inHg · → High/stable
Voluntary Catch-and-Release Advisory
Water temperature is at or above 68°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
☁️Overcast
78° / 43°
Tomorrow
☁️Overcast
76° / 46°
Sat
🌦️Drizzle
83° / 56°
0.02"
Sun
🌦️Drizzle
67° / 54°
0.07"
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?
One call. Specific to today's exact conditions on the North Platte River — Grey Reef.
2
Time of Day
What should I pack?
Rod, flies, tippet, and safety gear specific to today's North Platte River — Grey Reef conditions.
🪰 Hatch Calendar
North Platte River — Grey Reef · June · Early Summer
🟡 Approaching — within 5°F of trigger range
Select month
⚠ Runoff season — check live gauge before driving
PMDs starting (size 16-18) mid-morning. BWOs on cloudy days. Midges. Tailwater consistency makes June productive while Snake and Hoback are blown out with runoff.
🟢 Active · 🟡 Approaching · ⚪ Seasonal only
River Map
About North Platte River — Grey Reef
World-class tailwater below Grey Reef Reservoir, one of Wyoming's top trophy fisheries. Consistent midge and streamer fishing year-round.
Regulations
Catch-and-release only on the Gold Medal section below Grey Reef Dam; artificial lures only in designated stretches. Wyoming Game & Fish license required. Verify current regs at wgfd.wyo.gov before fishing.