Musselshell River at Harlowton MT

Wheatland County, Montana · USGS gauge 06120500 · NWS HLWM8 · Musselshell River flood status · Montana river levels

Is Musselshell River at Harlowton MT flooding right now?

Musselshell River at Harlowton MT measured 2.82 ft on 2026-09-11 01:00:00 UTC. That observation was 4.2 ft below its 7 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
2.82 ft
as of 2 hours ago
Streamflow
data refreshed 8 min ago

Minor flooding here begins at 7 ft. The highest crest on record was 10.25 ft on Wed, May 25, 2011.

Flood stages at this gauge

CategoryStageCurrent distance
Minor flood7 ft4.2 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

StageDate
10.25 ft2011-05-25
10.01 ft1975-06-20
9.84 ft2014-03-07
9.14 ft1979-06-20
8.25 ft1997-06-12

Last 7 days

Past 7 days · 2.74–2.93 ft

Nearby gauges

GaugeDistanceCounty
Musselshell River near Shawmut MT14.6 miWheatland County
Musselshell River above Mud Creek near Shawmut MT19.6 miWheatland County
Musselshell River near Martinsdale, MT19.7 miWheatland County
South Fork Musselshell River at Martinsdale, MT22.8 miMeagher County
Dugout Creek at mouth, near Wilsall, MT30.6 miMeagher 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