Yaak River near Troy MT water level

Name: Yaak River near Troy 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, Yaak River, Montana, United States

Directions

Below flood stage

Water level

2.88ft Steady over the last 24 hours

Measured Oct 19, 2026, 01:45 PM PDT (12 min ago)

Flow: 82.0 cfs

History

7 days

Water level Forecast Minor flood stage

The forecast expects the river to rise to 3.04 ft by Friday, October 23 at 11:00 PM. Issued Monday, October 19 at 09:09 AM by NOAA National Weather Service.

What this means

The gauge at Yaak River near Troy MT reads 2.88 ft, a normal level.

It is 5.12 ft below the flood stage of 8.00 ft.

It has barely moved over the past 24 hours. The forecast expects the river to rise to 3.04 ft by Friday, October 23 at 11:00 PM. Over the past 30 days it has moved between 2.88 ft and 2.89 ft.

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

Key numbers

Highest on record: 11.10 ftMay 27, 1948
Forecast peak: 3.04 ftFriday, October 23 at 11:00 PM

What the stage means on the water

A normal level is usually prime time for floating and wade fishing, as long as the weather holds upstream.

The National Weather Service puts flood stage for this gauge at 8.00 ft, still 5.12 ft away.

What happens at each level

8.50 ft: Flooding affects low lying areas adjacent to the river including homes and access roads. Sylvanite Ranger Station Road and Upper Ford Road affected by flooding.
8.00 ft: Flooding affects low lying areas adjacent to the river.
2.88 ft: Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

Chance of at least minor flooding in October to December: < 5 %.

Rank	Level	Date
1	11.10 ft	May 27, 1948
2	9.70 ft	May 21, 1956
3	9.58 ft	May 17, 1997
4	9.07 ft	May 22, 1967
5	8.96 ft	May 11, 1976
6	8.93 ft	May 27, 1961
7	8.79 ft	January 17, 1974
8	8.61 ft	May 13, 1971
9	8.59 ft	April 15, 2002
10	8.59 ft	May 26, 1999

Weather at the gauge

The forecast is not available right now.

Sunrise 07:11 AM Sunset 05:48 PM Daylight 10 hr, 38 min First quarter 62%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Kootenai River at LeoniaRiver gauge, Kootenai River	10.33 ft	Very low	−0.02 ft	5.3 mi
Kootenai River Bel Moyie River near Bonners FerryRiver gauge, Kootenai River Bel Moyie River	4,930 cfs	Normal	−30.0 cfs	14 mi
Kootenai River at Bonners FerryRiver gauge, Kootenai River	45.23 ft	Low	−0.01 ft	18 mi
Lightning Creek at Clark ForkRiver gauge, Lightning Creek	7.80 ft	Lowest on record	−0.03 ft	30 mi
Moyie River at EastportRiver gauge, Moyie River	3.31 ft	Low	±0	32 mi
Kootenai River below Libby Dam near Libby MTRiver gauge, Kootenai River	18.02 ft	Below flood stage	+0.15 ft	32 mi
Clark Fork River below Cabinet Gorge DamRiver gauge, Clark Fork River	14,200 cfs	High	+8,310 cfs	33 mi
Fisher River near Libby MTRiver gauge, Fisher River	2.76 ft	Below flood stage	±0	33 mi

Questions and answers

What is flood stage for the Yaak River near Troy MT?

The official flood stage is 8.00 ft. The level is currently 5.12 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 Yaak River near Troy MT today?

On Oct 19, 2026, 01:45 PM PDT, the water level was 2.88 ft. Steady over the last 24 hours.

Is Yaak River near Troy MT rising or falling?

Steady over the last 24 hours.

Is the level of Yaak River near Troy MT normal?

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

What is the highest water level ever recorded at Yaak River near Troy MT?

The highest level on record is 11.10 ft on May 27, 1948.

Is Yaak River near Troy MT expected to rise?

The forecast expects the river to rise to 3.04 ft by Friday, October 23 at 11:00 PM.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:12304500 (Agency page)
Coordinates: 48.56172, -115.97016 (WGS84)
Vertical datum: NGVD29
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	2.88 ft	2026-10-19 20:45	Provisional
Flow	82.0 cfs	2026-10-19 20:45	Provisional

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How to cite

U.S. Geological Survey: Yaak River near Troy MT (usgs:12304500). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/montana/yaak-river-near-troy-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