Big Muddy Creek near Antelope MT

Sheridan County, Montana · USGS gauge 06183450 · NWS BGCM8 · Big Muddy Creek flood status · Montana river levels

Is Big Muddy Creek near Antelope MT flooding right now?

Big Muddy Creek near Antelope MT measured 1.15 ft on 2026-09-11 01:15:00 UTC. That observation was 10.8 ft below its 12 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height

1.15 ft

as of 51 min ago

Streamflow

2 cfs

data refreshed 4 min ago

Minor flooding here begins at 12 ft. The highest crest on record was 17.89 ft on Mon, Mar 20, 2017.

Streamflow outlook

NOAA National Water Model forecast, issued 14 hours ago. The NWM models discharge for every river reach in the country, including the many gauges the National Weather Service does not forecast individually. It is a model, not an official NWS river forecast, and it predicts flow rather than water level.

Flood stages at this gauge

Category	Stage	Current distance
Action	10 ft	8.8 ft below
Minor flood	12 ft	10.8 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

Stage	Date
17.89 ft	2017-03-20
17.37 ft	1982-04-14
17.06 ft	1979-04-18
16.89 ft	2003-03-18
16.53 ft	1999-03-22

Nearby gauges

Gauge	Distance	County
Marron Creek Tributary near Plentywood MT	9.8 mi	Sheridan County
Sand Creek near Dagmar MT	16.2 mi	Sheridan County
Lake Creek near Dagmar MT	17.0 mi	Sheridan County
Cottonwood Creek near Dagmar MT	19.1 mi	Sheridan County
Big Muddy Creek near mouth near Culbertson MT	35.5 mi	Roosevelt County

Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast