Smith River below Eagle Cr near Fort Logan MT water level

Name: Smith River below Eagle Cr near Fort Logan 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, Smith River, Montana, United States

Directions

Very high for mid-October

Water level

3.41ft Steady over the last 24 hours

Measured Oct 19, 2026, 03:15 PM MDT (16 min ago)

Flow: 191 cfs

History

7 days

Water level

What this means

The Smith River below Eagle Cr near Fort Logan MT is well above normal at 3.41 ft.

The record high is 9.30 ft, set on January 1, 1997.

The level has held steady over the past 24 hours. In the last month it has stayed between 3.23 ft and 3.42 ft.

That stands out in fall, when many rivers are usually near their lowest.

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

Key numbers

Highest on record: 9.30 ftJanuary 1, 1997

Flood levels and safety

Most flood deaths in the US happen in vehicles. Six inches of fast water can knock an adult off their feet, and a foot or two can float a car. If a road is covered, turn around.

Readings can change quickly after heavy rain upstream, so check again before heading near the water.

Highest crests on record

Rank	Level	Date
1	9.30 ft	January 1, 1997
2	8.19 ft	March 14, 2003
3	7.65 ft	June 9, 2011
4	7.00 ft	June 12, 1997
5	6.15 ft	June 5, 2010
6	6.12 ft	March 18, 2001
7	5.88 ft	June 4, 2005
8	5.82 ft	March 12, 2007
9	5.74 ft	July 4, 1998
10	5.72 ft	June 11, 2004

Weather at the gauge

No rain in the last 3 days.

17 Sat 63° 43° – Wind 12 mph

18 Sun 58° 41° – Wind 8 mph

19 Mon 67° 41° – Wind 9 mph

20 Tue 61° 44° – Wind 6 mph

21 Wed 67° 42° – Wind 13 mph

22 Thu 68° 45° – Wind 7 mph

23 Fri 49° 33° 0.83 in, 54% Wind 13 mph

Forecast: Open-Meteo

Sunrise 07:49 AM Sunset 06:32 PM Daylight 10 hr, 43 min First quarter 62%

Map

Other gauges on the Smith River

Gauge	Level	Compared with normal	24 hours	Distance
Smith River near Ft Logan MTRiver gauge, Smith River	159 cfs	Very high	+3.0 cfs	2.3 mi
Smith River near Eden MTRiver gauge, Smith River	157 cfs	Normal	+34.0 cfs	27 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Canyon Ferry Lake Dam Powerplant and Helena Valley Pumping PlantReservoir	3,784.55 ft	Normal		28 mi
Belt Creek near Monarch MTRiver gauge, Belt Creek	2.21 ft	Below flood stage	±0	29 mi
Missouri River below Hauser Dam near Helena MTRiver gauge, Missouri River	3,000 cfs	Low	+60.0 cfs	33 mi
Helena Valley ReservoirReservoir	3,817.70 ft	Very high		35 mi
Missouri River at Cascade MTRiver gauge, Missouri River	3,320 cfs	Low	−90.0 cfs	39 mi
Missouri River below Holter Dam near Wolf Cr MTRiver gauge, Missouri River	3,020 cfs	Very low	+40.0 cfs	40 mi
Prickly Pear Creek near Clancy MTRiver gauge, Prickly Pear Creek	22.8 cfs	Low	−1.4 cfs	42 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 Smith River below Eagle Cr near Fort Logan MT today?

On Oct 19, 2026, 03:15 PM MDT, the water level was 3.41 ft. Steady over the last 24 hours.

Is Smith River below Eagle Cr near Fort Logan MT rising or falling?

Steady over the last 24 hours.

Is the level of Smith River below Eagle Cr near Fort Logan MT normal?

Very high for mid-October. Compared with 5 years of daily readings for this time of year.

What is the highest water level ever recorded at Smith River below Eagle Cr near Fort Logan MT?

The highest level on record is 9.30 ft on January 1, 1997.

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:06077200 (Agency page)
Coordinates: 46.82798, -111.19224 (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	3.41 ft	2026-10-19 21:15	Provisional
Flow	191 cfs	2026-10-19 21:15	Provisional

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How to cite

U.S. Geological Survey: Smith River below Eagle Cr near Fort Logan MT (usgs:06077200). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/montana/smith-river-below-eagle-cr-near-fort-logan-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