Glacier / Kalispell
Flathead River
Live Conditions
Flathead River — At Columbia Falls
7-Day Flow
↑ Rising
24-Hr Pressure
27.02 inHg · → High/stable
Local Weather
Tough conditions — fish deep
Today
☁️Overcast
64° / 48°
Tomorrow
🌤️Mainly clear
60° / 42°
Wed
☁️Overcast
72° / 37°
Thu
🌧️Rain
66° / 48°
0.37"
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 Flathead River.
8.6
What should I pack?
Rod, flies, tippet, and safety gear specific to today's Flathead River conditions.
🪰 Hatch Calendar
Flathead River · May · Late Spring
🟡 Approaching — within 5°F of trigger range
Select month
⚠ Runoff season — check live gauge before driving
RUNOFF SEASON — Bob Marshall and Glacier snowmelt pushes flows hard, often unfishable. Plan for late June onward. Spectacular but challenging.
River Map
About Flathead River
Three forks (North, Middle, South) draining Glacier National Park and the Bob Marshall Wilderness before joining at Kalispell. Native Westslope Cutthroat, federally protected Bull Trout, and clear glacial-blue water in a Wild & Scenic corridor.
Regulations
Bull trout federally protected — release immediately and unharmed. Native Westslope Cutthroat catch-and-release in many stretches. Wild & Scenic corridor — check current FWP regulations.