Big Muddy Creek near mouth near Culbertson MT water level

Name: Big Muddy Creek near mouth near Culbertson 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, Big Muddy Creek, Montana, United States

Directions

Below flood stage

Water level

3.78ft Steady over the last 24 hours

Measured Oct 21, 2026, 01:15 AM MDT (57 min ago)

Flow: 3.8 cfs

History

7 days

Water level Minor flood stage

What this means

The gauge at Big Muddy Creek near mouth near Culbertson MT reads 3.78 ft, a normal level.

It is 12.22 ft below the flood stage of 16.00 ft.

It has barely moved over the past 24 hours. Over the past 30 days it has moved between 3.74 ft and 3.99 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: 17.26 ftMarch 24, 2019

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 16.00 ft, still 12.22 ft away.

Highest crests on record

Rank	Level	Date
1	17.26 ft	March 24, 2019
2	16.48 ft	March 21, 2017
3	13.65 ft	March 8, 2025
4	13.09 ft	April 13, 2023

Weather at the gauge

No rain in the last 3 days.

21 Wed 64° 33° – Wind 13 mph

22 Thu 73° 46° – Wind 13 mph

23 Fri 69° 55° 0.04 in, 58% Wind 22 mph

24 Sat 51° 39° 0.00 in, 58% Wind 22 mph

25 Sun 38° 33° 0.01 in Wind 12 mph

26 Mon 41° 28° – Wind 6 mph

27 Tue 53° 30° – Wind 16 mph

Forecast: Open-Meteo

Sunrise 07:28 AM Sunset 06:00 PM Daylight 10 hr, 33 min Waxing gibbous 75%

Map

Other gauges on Big Muddy Creek

Gauge	Level	Compared with normal	24 hours	Distance
Big Muddy Creek near Antelope MTRiver gauge, Big Muddy Creek	1.56 ft	Below flood stage	+0.24 ft	36 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Missouri River near Culbertson MTRiver gauge, Missouri River	3.32 ft	Below flood stage	−0.03 ft	8 mi
Missouri River North 4 near NohlyRiver gauge, Missouri River North 4	10.73 ft	Normal	−0.04 ft	23 mi
Poplar River near Poplar MTRiver gauge, Poplar River	7.19 ft	Below flood stage	−0.01 ft	26 mi
Missouri River North 5 at NohlyRiver gauge, Missouri River North 5	63.88 ft	Normal	−0.05 ft	27 mi
Missouri River North 5A at BufordRiver gauge, Missouri River North 5A	7.28 ft	Normal	+0.07 ft	32 mi
Yellowstone River North 1 near FairviewRiver gauge, Yellowstone River North 1	8.79 ft	Very low	+0.03 ft	37 mi
Yellowstone River North 2 near CartwrightRiver gauge, Yellowstone River North 2	62.88 ft	Very low	−0.01 ft	37 mi
Yellowstone River near Sidney MTRiver gauge, Yellowstone River	2.63 ft	Below flood stage	−0.06 ft	40 mi

Questions and answers

What is flood stage for Big Muddy Creek near mouth near Culbertson MT?

The official flood stage is 16.00 ft. The level is currently 12.22 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 Big Muddy Creek near mouth near Culbertson MT today?

On Oct 21, 2026, 01:15 AM MDT, the water level was 3.78 ft. Steady over the last 24 hours.

Is Big Muddy Creek near mouth near Culbertson MT rising or falling?

Steady over the last 24 hours. Down 0.17 ft over the last 7 days.

Is the level of Big Muddy Creek near mouth near Culbertson MT normal?

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

What is the highest water level ever recorded at Big Muddy Creek near mouth near Culbertson MT?

The highest level on record is 17.26 ft on March 24, 2019.

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:06185110 (Agency page)
Coordinates: 48.16448, -104.62952 (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	3.78 ft	2026-10-21 07:15	Provisional
Flow	3.8 cfs	2026-10-21 07:15	Provisional

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How to cite

U.S. Geological Survey: Big Muddy Creek near mouth near Culbertson MT (usgs:06185110). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/montana/big-muddy-creek-near-mouth-near-culbertson-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