What flies are hatching on the Hot Creek right now?

Current and seasonal hatches on the Hot Creek include Blue-Winged Olive, Pale Morning Dun, Caddis. Use the AI Hatch Advisor on this page for a live, temperature-aware recommendation.

What's the current flow on the Hot Creek?

The Hot Creek is running at 44 CFS at the Hot Creek near Mammoth Lakes gauge. Readings update every 15 minutes from the USGS Water Services API.

Is the Hot Creek fishable today?

Hot Creek is outside its fishable window right now. Flow is 44 CFS at the Hot Creek near Mammoth Lakes gauge. Check back when conditions return to the normal range.

Hot Creek Fly Fishing Conditions

Live Conditions

Hot Creek — Hot Creek near Mammoth Lakes

Unfishable

44CFS

Discharge

1.10ft

Gauge Height

91.2°F

Water Temp

Updated 31 min agoView on USGS ↗

7-Day Flow

→ Stable

RisingFallingStable

24-Hr Pressure

23.3 inHg · ↑ Rising

Falling (good)RisingHigh/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

75°FClear sky

Wind 4 mph23.3 inHg Rising

Conditions improving

Today

☀️

Clear sky

84° / 51°

Tomorrow

☀️

Clear sky

85° / 51°

Sat

☀️

Clear sky

84° / 56°

Sun

☁️

Overcast

81° / 60°

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?

⚡ AI

AI-powered recommendation using today's live flow, temperature, and hatch data.

2

Time of Day

Using: 44 CFS · 91.2°F · PMDs continue

What should I pack?

Rod, flies, tippet, and safety gear specific to today's Hot Creek conditions.

🪰 Hatch Calendar

Hot Creek · July · Summer

Full calendar →

⚪ No tracked hatches in active range at 91.2°F — browse the calendar below for seasonal activity

Select month

JanDec

PMDs continue (size 18-20). Tricos (size 22-24) early morning. Caddis evenings. Hot Creek's most demanding fish all year.

PMDTricoCaddis

🟢 Active · 🟡 Approaching · ⚪ Seasonal only

River Map

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USGS Gauge (click for site ID)Fishing Access / SectionScroll to zoom disabled — use map controls

About Hot Creek

Hot Creek is a legendary Eastern Sierra spring creek near Mammoth Lakes — a geothermally-influenced stream with dense wild rainbow trout populations in its intensely managed fly fishing section. The crystal-clear water and educated trout make this one of California's most challenging and rewarding fisheries. The Geological Site area is a separate attraction nearby.

Blue-Winged OlivePale Morning DunCaddisMidgeTrico

Regulations

Wild Trout Program waters. Fly fishing ONLY, artificial flies only, single barbless hook, catch-and-release ONLY. California Sport Fishing License required.

Learn More

Guides to help you fish Hot Creek with more confidence.