Musselshell River at Mosby MT water level

Name: Musselshell River at Mosby 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, Musselshell River, Montana, United States

Directions

Below flood stage

Water level

2.47ft Down 0.10 ft over the last 24 hours

Measured Oct 19, 2026, 12:45 PM MDT (1 hour ago)

Flow: 56.3 cfs

History

7 days

Water level Minor flood stage

What this means

Water levels are unremarkable at Musselshell River at Mosby MT, where the gauge shows 2.47 ft.

It is 7.53 ft below the flood stage of 10.00 ft.

It is still going down, by 0.10 ft over the past 24 hours. The 30-day range is 2.47 ft – 2.68 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

Key numbers

Highest on record: 17.70 ftJuly 27, 1993

Paddling and fishing conditions

Most paddlers and anglers will find the river in good shape at this stage.

For reference, flood stage is 10.00 ft.

What happens at each level

12.00 ft: Buildings near Musselshell River begin to flood.
10.50 ft: Low land flooding begins.
2.47 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	17.70 ft	July 27, 1993
2	16.00 ft	May 23, 2011
3	15.60 ft	June 10, 2011
4	15.17 ft	February 19, 1965
5	15.10 ft	March 12, 1979
6	14.83 ft	March 3, 1994
7	14.51 ft	February 13, 1971
8	14.36 ft	August 25, 2014
9	14.10 ft	March 27, 1978
10	14.02 ft	September 25, 1986

Weather at the gauge

No rain in the last 3 days.

19 Mon 70° 36° – Wind 15 mph

20 Tue 65° 38° – Wind 12 mph

21 Wed 70° 43° – Wind 17 mph

22 Thu 76° 55° – Wind 13 mph

23 Fri 70° 46° 0.12 in, 65% Wind 38 mph

24 Sat 51° 41° – Wind 30 mph

25 Sun 54° 37° – Wind 15 mph

Forecast: Open-Meteo

Sunrise 07:36 AM Sunset 06:18 PM Daylight 10 hr, 43 min First quarter 62%

Map

Other gauges on the Musselshell River

Gauge	Level	Compared with normal	24 hours	Distance
Musselshell River near MartinsdaleRiver gauge, Musselshell River	27.0 cfs	Low	−21.9 cfs	117 mi
Musselshell River at Harlowton MTRiver gauge, Musselshell River	3.07 ft	Below flood stage	−0.01 ft	100 mi
Musselshell River above Mud Cr near Shawmut MTRiver gauge, Musselshell River	2.47 ft	Below flood stage	−0.02 ft	88 mi
Musselshell River above Big Coulee Creek at Lavina MTRiver gauge, Musselshell River	1.31 ft	Below flood stage	−0.02 ft	70 mi
Musselshell River near Roundup MTRiver gauge, Musselshell River	1.30 ft	Below flood stage	−0.05 ft	51 mi
Musselshell River at Musselshell MTRiver gauge, Musselshell River	2.02 ft	Below flood stage	−0.03 ft	34 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Flatwillow Creek near Mosby MTRiver gauge, Flatwillow Creek	0.0 cfs	Low	±0	5.0 mi

Questions and answers

What is flood stage for the Musselshell River at Mosby MT?

The official flood stage is 10.00 ft. The level is currently 7.53 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 Musselshell River at Mosby MT today?

On Oct 19, 2026, 12:45 PM MDT, the water level was 2.47 ft. Down 0.10 ft over the last 24 hours.

Is Musselshell River at Mosby MT rising or falling?

Down 0.10 ft over the last 24 hours.

Is the level of Musselshell River at Mosby MT normal?

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

What is the highest water level ever recorded at Musselshell River at Mosby MT?

The highest level on record is 17.70 ft on July 27, 1993.

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.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:06130500 (Agency page)
Coordinates: 46.99469, -107.88916 (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	2.47 ft	2026-10-19 18:45	Provisional
Flow	56.3 cfs	2026-10-19 18:45	Provisional

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How to cite

U.S. Geological Survey: Musselshell River at Mosby MT (usgs:06130500). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/montana/musselshell-river-at-mosby-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