North Fork Sun River near Augusta MT water level

Name: North Fork Sun River near Augusta 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, North Fork Sun River, Montana, United States

Directions

Below flood stage

Water level

3.40ft Steady over the last 24 hours

Measured Oct 20, 2026, 04:30 AM MDT (2 hours ago)

Flow: 102 cfs

History

7 days

Water level Minor flood stage

What this means

The North Fork Sun River near Augusta MT is at 3.40 ft, in the normal range.

It is 5.60 ft below the flood stage of 9.00 ft.

The level has held steady over the past 24 hours. In the last month it has stayed between 3.40 ft and 3.43 ft.

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

Judged against the official flood stage for this gauge. How to read levels

Floating and fishing near North Fork Sun River near Augusta MT

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

Flood stage here is 9.00 ft, 5.60 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.

Weather at the gauge

No rain in the last 3 days.

20 Tue 56° 41° – Wind 10 mph

21 Wed 67° 38° – Wind 8 mph

22 Thu 68° 46° – Wind 6 mph

23 Fri 52° 35° 0.17 in, 78% Wind 5 mph

24 Sat 47° 29° 0.05 in, 55% Wind 7 mph

25 Sun 36° 23° 0.02 in, 31% Wind 6 mph

26 Mon 38° 22° – Wind 6 mph

Forecast: Open-Meteo

Sunrise 07:58 AM Sunset 06:36 PM Daylight 10 hr, 37 min First quarter 68%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
South Fork Sun River near Augusta MTRiver gauge, South Fork Sun River	90.5 cfs	Normal	−1.6 cfs	0.8 mi
Gibson ReservoirReservoir	4,612.52 ft	Low		5.3 mi
Sun River below Diversion Dam near Augusta MTRiver gauge, Sun River	214 cfs	Normal	±0	8 mi
Pishkun Reservoir and DikesReservoir	4,349.24 ft	Low		17 mi
Teton River below South Fork near Choteau MTRiver gauge, Teton River	4.34 ft	Below flood stage	±0	20 mi
Willow Creek ReservoirReservoir	4,129.27 ft	Normal		21 mi
Sun River below Willow Cr near Augusta MTRiver gauge, Sun River	210 cfs	High	−4.0 cfs	24 mi
S F Flathead R above Twin C near Hungry Horse MTRiver gauge, S F Flathead R	421 cfs	Normal	±0	40 mi

Questions and answers

What is flood stage for the North Fork Sun River near Augusta MT?

The official flood stage is 9.00 ft. The level is currently 5.60 ft below it.

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 North Fork Sun River near Augusta MT today?

On Oct 20, 2026, 04:30 AM MDT, the water level was 3.40 ft. Steady over the last 24 hours.

Is North Fork Sun River near Augusta MT rising or falling?

Steady over the last 24 hours.

Is the level of North Fork Sun River near Augusta MT normal?

Below flood stage. Judged against the official flood stage for this gauge.

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:06078500 (Agency page)
Coordinates: 47.63986, -112.85933 (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	3.40 ft	2026-10-20 10:30	Provisional
Flow	102 cfs	2026-10-20 10:30	Provisional

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How to cite

U.S. Geological Survey: North Fork Sun River near Augusta MT (usgs:06078500). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/montana/north-fork-sun-river-near-augusta-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