Madison River at Kirby Ranch near Cameron Mount

USGS Site No: 06038800 • Madison River • Madison County, MT

Madison River at Kirby Ranch near Cameron Mount on the Madison River is currently at 920 cfs (Normal — 42th percentile for this date) . Gage height: 1.80 ft.

Reading from

920
CFS Discharge
1.80
Gage Height (ft)
Normal
Flow Condition
N/A
Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for October 28 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.

Percentile Label CFS Threshold Today's Flow
10th Very Low threshold 760
25th Low threshold 825
50th (Median) Normal (median) 966 Today: 920 cfs
75th High threshold 1,240
95th Very High threshold 2,300

30-Day Hydrograph

Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.

4k 2k 0 cfs Apr 5 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 917 —
May 27, 2026 865 —
May 26, 2026 823 —
May 25, 2026 753 —
May 24, 2026 690 —
May 23, 2026 667 —
May 22, 2026 668 —
May 21, 2026 679 —
May 20, 2026 675 —
May 19, 2026 669 —
May 18, 2026 696 —
May 17, 2026 746 —
May 16, 2026 808 —
May 15, 2026 896 —
Apr 20, 2026 786 —
Apr 19, 2026 785 —
Apr 18, 2026 788 —
Apr 17, 2026 800 —
Apr 16, 2026 823 —
Apr 15, 2026 816 —
Apr 14, 2026 832 —
Apr 13, 2026 859 —
Apr 12, 2026 881 —
Apr 11, 2026 851 —
Apr 10, 2026 825 —
Apr 9, 2026 804 —
Apr 8, 2026 787 —
Apr 7, 2026 774 —
Apr 6, 2026 769 —
Apr 5, 2026 765 —

Station Information

USGS Site No
06038800
State
MT
Coordinates
44.8887, -111.5809
Drainage Area
1,093 mi²
Datum (ft)
5,872.9
HUC Code
10020007
View on USGS NWIS →

Recent Extremes

Max discharge
1,320 cfs
Jul 15, 2025
Min discharge
617 cfs
Jun 24, 2025

Computed from the local daily-values archive.

Nearby Gauges