S F Flathead R above Twin C near Hungry Horse MT water level

Name: S F Flathead R above Twin C near Hungry Horse MT water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, S F Flathead R, Montana, United States

Directions

Normal for late October

Water level

4.79ft Steady over the last 24 hours

Measured Oct 21, 2026, 02:45 AM MDT (56 min ago)

Flow: 412 cfs

History

7 days

Water level

What this means

The S F Flathead R above Twin C near Hungry Horse MT is at 4.79 ft, in the normal range for late October.

It has barely moved over the past 24 hours. In the last month it has stayed between 4.79 ft and 4.83 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 5 years of daily readings for this time of year. How to read levels

Key numbers

Highest on record: 20.87 ftJune 8, 1964

Floating and fishing near S F Flathead R above Twin C near Hungry Horse MT

Normal flows mean predictable rapids and good access at most put-ins.

Highest crests on record

Rank	Level	Date
1	20.87 ft	June 8, 1964
2	15.20 ft	June 16, 1974
3	15.01 ft	May 17, 1997
4	14.87 ft	June 2, 1972
5	14.26 ft	May 14, 2013
6	14.13 ft	June 7, 2011
7	14.02 ft	June 6, 1970
8	13.98 ft	May 19, 2008
9	13.92 ft	May 23, 1967
10	13.85 ft	May 19, 1991

Weather at the gauge

No rain in the last 3 days.

21 Wed 68° 44° – Wind 6 mph

22 Thu 74° 49° – Wind 7 mph

23 Fri 50° 37° 0.72 in, 92% Wind 4 mph

24 Sat 47° 33° 0.06 in, 52% Wind 6 mph

25 Sun 33° 27° 0.49 in, 27% Wind 5 mph

26 Mon 35° 24° 0.14 in Wind 5 mph

27 Tue 35° 16° 0.11 in, 28% Wind 3 mph

Forecast: Open-Meteo

Sunrise 08:03 AM Sunset 06:36 PM Daylight 10 hr, 33 min Waxing gibbous 76%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Swan River near BigforkRiver gauge, Swan River	2.25 ft	Below flood stage	±0	20 mi
Hungry Horse ReservoirReservoir	3,541.38 ft	Normal		33 mi
Flathead Lake at Polson MTLake, Flathead Lake	2,891.83 ft	High	−0.02 ft	34 mi
S F Flathead River near Columbia Falls MTRiver gauge, S F Flathead River	2,370 cfs	Normal	−70.0 cfs	34 mi
Flathead River near Polson MTRiver gauge, Flathead River	5.47 ft	Below flood stage	−0.01 ft	38 mi
Stillwater River at Lawrence Park, at KalispellRiver gauge, Stillwater River	2.77 ft	Below flood stage	±0	38 mi
Flathead River at Columbia Falls MTRiver gauge, Flathead River	3.81 ft	Below flood stage	−0.02 ft	39 mi
North Fork Sun River near Augusta MTRiver gauge, North Fork Sun River	3.39 ft	Below flood stage	−0.01 ft	40 mi

Questions and answers

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of S F Flathead R above Twin C near Hungry Horse MT today?

On Oct 21, 2026, 02:45 AM MDT, the water level was 4.79 ft. Steady over the last 24 hours.

Is S F Flathead R above Twin C near Hungry Horse MT rising or falling?

Steady over the last 24 hours.

Is the level of S F Flathead R above Twin C near Hungry Horse MT normal?

Normal for late October. Compared with 5 years of daily readings for this time of year.

What is the highest water level ever recorded at S F Flathead R above Twin C near Hungry Horse MT?

The highest level on record is 20.87 ft on June 8, 1964.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:12359800 (Agency page)
Coordinates: 47.97910, -113.56068 (WGS84)
Vertical datum: NAVD88
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	4.79 ft	2026-10-21 08:45	Provisional
Flow	412 cfs	2026-10-21 08:45	Provisional

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How to cite

U.S. Geological Survey: S F Flathead R above Twin C near Hungry Horse MT (usgs:12359800). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/montana/s-f-flathead-r-above-twin-c-near-hungry-horse-mt

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer