Sun River at Simms MT
Is Sun River at Simms MT flooding right now?
No — Sun River at Simms MT is at 2.45 ft, 5.0 ft below its 7.5 ft flood stage, as of 53 min ago.
Gauge height
2.45 ft
Streamflow
95 cfs
Minor flooding here begins at 7.5 ft, with major flooding at 10.5 ft. The highest crest on record was 13.7 ft on Tue, Jun 9, 1964.
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 6 ft | 3.5 ft below |
| Minor flood | 7.5 ft | 5.0 ft below |
| Moderate flood | 8.5 ft | 6.0 ft below |
| Major flood | 10.5 ft | 8.1 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 13.7 ft | 1964-06-09 |
| 12.48 ft | 1975-06-20 |
| 10.75 ft | 2018-06-20 |
| 9.87 ft | 2011-06-08 |
| 9.15 ft | 2019-05-27 |
Last 7 days
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Muddy Creek near Vaughn MT | 16.2 mi | Cascade County |
| Muddy Creek at Vaughn MT | 18.6 mi | Cascade County |
| Missouri River at Cascade MT | 19.4 mi | Cascade County |
| Sun River near Vaughn MT | 19.7 mi | Cascade County |
| Sun River below Willow Cr near Augusta MT | 20.5 mi | Teton County |
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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.