Flathead Lake Fishing Forecast

47.89° N, 114.18° W

Fishing conditions for Flathead Lake

Today Tomorrow Sep 4 Sep 5 Sep 6 Sep 7
sunrise 05:55
sunset 19:18

Biting score

65%
Good biting conditions

The best time for fishing is morning, afternoon and evening

  • 02:00
  • 05:00
  • 08:00
  • 11:00
  • 14:00
  • 17:00
  • 20:00
  • 23:00
  • CloudyNight1
  • CloudyNight1
  • CloudyDay2
  • CloudyDay2
  • Rain1
  • Rain1
  • CloudyNight1
  • CloudyNight1
  • 37%
  • 47%
  • 61%
  • 52%
  • 53%
  • 22%
  • 52%
  • 65%
  • OK biting conditions
  • OK biting conditions
  • Good biting conditions
  • OK biting conditions
  • OK biting conditions
  • Poor biting conditions
  • OK biting conditions
  • Good biting conditions

Now, September 2
5:28 PM

Rain1
13° FEELS LIKE10°
wind
3.1 m/s GUSTS4.65 m/s
100.8 kPa FALLING PRESSURE
humidity
75%
uv index
0low
cloud cover
100%
visibility
22km
moon rise
20:24AM
moon
moonnew moon
  • Flathead Lake Solunar Fishing Activity Report for Today

    Current fishing activity in Flathead Lake, United States, according to the solunar forecast, is low, which leads to a weak bite score.

    Over the next 6 days, the highest fish activity is expected on Tomorrow (8 AM peak), Friday (8 AM peak) and Sunday (11 AM peak) — making these the best times to go fishing in Flathead Lake.

  • Air conditions

    The air temperature is 55°F (13°C). Sunrise today: 05:55 AM, sunset: 07:18 PM. The weather conditions indicate the sky is overcast.

    The UV index is currently 0 (Low).

    The wind is coming from the north at 6.9 mph (3.1 m/s), with gusts reaching 10.4 mph (4.65 m/s). Atmospheric pressure is 29.77 inHg (756 mmHg).

  • Moon Phases

    The moon phase is currently new moon, with moonrise at 8:24 PM and moonset at 11:24 AM.

About this spot

  • Flathead Lake Solunar Fishing Activity Report for Today

    Current fishing activity in Flathead Lake, United States, according to the solunar forecast, is low, which leads to a weak bite score.

    Over the next 6 days, the highest fish activity is expected on Tomorrow (8 AM peak), Friday (8 AM peak) and Sunday (11 AM peak) — making these the best times to go fishing in Flathead Lake.

  • Air conditions

    The air temperature is 55°F (13°C). Sunrise today: 05:55 AM, sunset: 07:18 PM. The weather conditions indicate the sky is overcast.

    The UV index is currently 0 (Low).

    The wind is coming from the north at 6.9 mph (3.1 m/s), with gusts reaching 10.4 mph (4.65 m/s). Atmospheric pressure is 29.77 inHg (756 mmHg).

  • Moon Phases

    The moon phase is currently new moon, with moonrise at 8:24 PM and moonset at 11:24 AM.

Archive

About this spot

Reviews 1

  • WA
    Windy AI 08 July 2026
    Flathead Lake is the largest natural freshwater lake west of the Mississippi River, a 185,000-acre glacier-formed wonder in western Montana between Polson and Kalispell. It is home to lake trout, the federally threatened bull trout, westslope cutthroat trout, and lake whitefish, making it one of the most ecologically significant and beautiful freshwater lakes in North America. The surrounding Mission Mountains and Flathead Valley create a stunning backdrop for fishing in this iconic Montana landmark. Spot Features: Flathead Lake is a massive 185,000-acre natural glacial lake in Lake and Flathead counties, Montana, the largest freshwater lake west of the Mississippi River. Lake trout are targeted by trolling deep-running lures and spoons at 60-150 feet, bull trout (catch-and-release only) are caught by trolling and jigging in the deeper sections, cutthroat trout near the lake surface and along tributary stream mouths, perch on small jigs and minnow rigs in fall. Seasonality: Lake trout are the primary species of Flathead Lake, active year-round in the cold, deep water, with the best fishing in spring when fish move shallower after winter and in fall. Bull trout, a federally threatened native species, are present but subject to strict catch-and-release regulations, their best fishing is in fall during spawning. Cutthroat trout and yellow perch are active through the open-water season. Whitefish are most accessible through ice fishing in winter.
Guest:

Nearest Meteostations

Closest meteostation (11.26 km):

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