Madison River at Kirby Ranch near Cameron Mount

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

Madison River at Kirby Ranch near Cameron Mount on the Madison River is currently at 920 cfs (Low — 16th percentile for this date) . Gage height: 1.80 ft.

Reading from

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

Historical Percentile Comparison

Today's discharge compared to the long-term record for June 11 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 744
25th Low threshold 1,190 Today: 920 cfs
50th (Median) Normal (median) 1,660
75th High threshold 2,480
95th Very High threshold 4,010

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