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Photo: Scirupus validus (Schoenoplectus tabernaemontani) (6442349347) by Matt Lavin from Bozeman, Montana, USA (CC BY-SA 2.0) License

Flathead River

River

Live flow only β€” judge the water in person

Use caution

Live flow only β€” judge the water in person: live streamflow is available but no water-temperature sensor is nearby.

  • Live streamflow is available but no water-temperature sensor is nearby.
  • Flow is within the normal range (25th–75th percentile) for Aug 22 (median 122 ftΒ³/s over 18 years).
Use cautionGood conditions today

Live flow only β€” judge the water in person

Use caution

Live flow only β€” judge the water in person: live streamflow is available but no water-temperature sensor is nearby.

  • Live streamflow is available but no water-temperature sensor is nearby. β€” USGS gauge 12365700, as of Aug 22, 1:45 AM gauge-local time
  • Flow is within the normal range (25th–75th percentile) for Aug 22 (median 122 ftΒ³/s over 18 years). β€” USGS daily streamflow statistics, as of Aug 22, 1:45 AM gauge-local time
Streamflow
134 ftΒ³/s
discharge
Gage height
2.90 ft
water level

Flow is normal for this date β€” within the normal range (25th–75th percentile) for Aug 22 (median 122 ftΒ³/s over 18 years).

No official beach-advisory feed for Montana yet β€” follow posted signs and local guidance.

Live, provisional data from USGS gauge Stillwater River at Lawrence Park, at Kalispell (4.9 mi away), as of Aug 22, 1:45 AM gauge-local time.

Weather at Flathead River

H: 96Β° L: 63Β°
Overcast
Overcast
67Β°
|
Feels like 64Β°
Precipitation
57%
Humidity
41%
Wind
2 mph
UV Index
0
Water Conditions:
🏊Cool but swimmable
12 AM
Overcast
69Β°
3 AM
Overcast
65Β°
6 AM
Overcast
63Β°
9 AM
Patchy rain nearby
70Β°
12 PM
Light drizzle
81Β°
3 PM
Cloudy
93Β°
6 PM
Cloudy
95Β°
9 PM
Overcast
72Β°

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Frequently asked questions

Where is Flathead River?
Flathead River is a river in Montana.
Can you swim at Flathead River?
Live flow only β€” judge the water in person: live streamflow is available but no water-temperature sensor is nearby. Checked August 22, 2026.
How is Flathead River rated?
Flathead River in Montana has an average visitor rating of 4.8 out of 5, based on 100 reviews.

Visitor Reviews

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🌊 Rivers & Streams Tips:
  • β€ΊCheck water levels and current conditions before visiting
  • β€ΊWear life jackets when on the water
  • β€ΊBe aware of rapids and potential hazards
  • β€ΊRespect private property along riverbanks
Best Seasons:
β˜€οΈ Summer (Jun-Aug)πŸ‚ Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

Montana

Montana None

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People Talk About

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