Nivelmap
EN

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

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

Directions

Right now

Normal for late October

Water level

4.80ft Steady over the last 24 hours

Flow
416 cfs
5 10 15 20 Highest onrecord 20.87 ft

History

History
4.804.814.824.83ftOct 16Oct 17Oct 18Oct 20Oct 214.804.814.824.83ftOct 16Oct 18Oct 21
Water level

What this means

The S F Flathead R above Twin C near Hungry Horse MT is at 4.80 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 4.80 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

RankLevelDate
120.87 ftJune 8, 1964
215.20 ftJune 16, 1974
315.01 ftMay 17, 1997
414.87 ftJune 2, 1972
514.26 ftMay 14, 2013
614.13 ftJune 7, 2011
714.02 ftJune 6, 1970
813.98 ftMay 19, 2008
913.92 ftMay 23, 1967
1013.85 ftMay 19, 1991

Weather at the gauge

The forecast is not available right now.

Sunrise 08:03 AM Sunset 06:36 PM Daylight 10 hr, 33 min Waxing gibbous 75%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Swan River near BigforkRiver gauge, Swan River 2.24 ft Below flood stage −0.01 ft 20 mi
Hungry Horse ReservoirReservoir 3,541.38 ft Normal 33 mi
Flathead Lake at Polson MTLake, Flathead Lake 2,891.85 ft High −0.03 ft 34 mi
S F Flathead River near Columbia Falls MTRiver gauge, S F Flathead River 2,370 cfs Normal −50.0 cfs 34 mi
Flathead River near Polson MTRiver gauge, Flathead River 5.47 ft Below flood stage ±0 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 3.82 ft Below flood stage −0.01 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, 12:45 AM MDT, the water level was 4.80 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

ParameterLast valueTime (UTC)Quality
Water level 4.80 ft 2026-10-21 06:45 Provisional
Flow 416 cfs 2026-10-21 06:45 Provisional

Download

Embed this gauge

Add a live card for this gauge to your website. It updates on its own and links back here.

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.