Montana River Conditions — Live Water Data

Montana River Conditions

Live USGS stream gauge data — refreshed every 15 minutes

Live — 11 of 12 rivers reporting
📅 Updated Aug 15, 2026 at 9:57 AM

Best Bets Right Now

Gallatin River
470 cfs
→ Stable • at Logan
Big Hole River
282 cfs
↓ Falling • at Melrose
Blackfoot River
764 cfs
↓ Falling • at Bonner
All Rivers
Southwest MT
Western MT
Central MT
Madison River
nr McAllister
RISING
315
cubic feet per second
1.66 ft
Gauge Ht
61°F
Water Temp
↑
7-Day
↑ Rising
Reading: 9:30 AM USGS →
Gallatin River
at Logan
PRIME
470
cubic feet per second
1.59 ft
Gauge Ht
—
Water Temp
→
7-Day
→ Stable
Reading: 9:00 AM USGS →
Yellowstone River
nr Corwin Springs
FLOOD STAGE
2,470
cubic feet per second
0.99 ft
Gauge Ht
60°F
Water Temp
↓
7-Day
↓ Falling
Reading: 9:00 AM USGS →
Big Hole River
at Melrose
PRIME
282
cubic feet per second
1.50 ft
Gauge Ht
57°F
Water Temp
↓
7-Day
↓ Falling
Reading: 9:15 AM USGS →
Clark Fork River
at St Regis
VERY LOW
1,320
cubic feet per second
2.55 ft
Gauge Ht
60°F
Water Temp
↓
7-Day
↓ Falling
Reading: 9:00 AM USGS →
Bitterroot River
at Missoula
LOW
705
cubic feet per second
3.11 ft
Gauge Ht
63°F
Water Temp
→
7-Day
→ Stable
Reading: 9:00 AM USGS →
Blackfoot River
at Bonner
PRIME
764
cubic feet per second
2.34 ft
Gauge Ht
60°F
Water Temp
↓
7-Day
↓ Falling
Reading: 9:30 AM USGS →
Flathead River
at Columbia Falls
VERY LOW
1,110
cubic feet per second
2.32 ft
Gauge Ht
53°F
Water Temp
↓
7-Day
↓ Falling
Reading: 8:45 AM USGS →
Missouri River
below Holter Dam
LOW
1,880
cubic feet per second
3.20 ft
Gauge Ht
68°F
Water Temp
↓
7-Day
↓ Falling
Reading: 9:00 AM USGS →
Stillwater River
at Absarokee
NO DATA
—
cubic feet per second
—
Gauge Ht
—
Water Temp
→
7-Day
→ Stable
No recent data USGS →
Yellowstone River
at Billings
PRIME
3,000
cubic feet per second
2.88 ft
Gauge Ht
67°F
Water Temp
→
7-Day
→ Stable
Reading: 9:00 AM USGS →
Musselshell River
at Roundup
RISING
60
cubic feet per second
3.01 ft
Gauge Ht
—
Water Temp
↑
7-Day
↑ Rising
Reading: 9:00 AM USGS →
Southwest Montana
Madison River
nr McAllister
RISING
315
cubic feet per second
1.66 ft
Gauge Ht
61°F
Water Temp
↑
7-Day
↑ Rising
Reading: 9:30 AM USGS →
Gallatin River
at Logan
PRIME
470
cubic feet per second
1.59 ft
Gauge Ht
—
Water Temp
→
7-Day
→ Stable
Reading: 9:00 AM USGS →
Yellowstone River
nr Corwin Springs
FLOOD STAGE
2,470
cubic feet per second
0.99 ft
Gauge Ht
60°F
Water Temp
↓
7-Day
↓ Falling
Reading: 9:00 AM USGS →
Big Hole River
at Melrose
PRIME
282
cubic feet per second
1.50 ft
Gauge Ht
57°F
Water Temp
↓
7-Day
↓ Falling
Reading: 9:15 AM USGS →
Western Montana
Clark Fork River
at St Regis
VERY LOW
1,320
cubic feet per second
2.55 ft
Gauge Ht
60°F
Water Temp
↓
7-Day
↓ Falling
Reading: 9:00 AM USGS →
Bitterroot River
at Missoula
LOW
705
cubic feet per second
3.11 ft
Gauge Ht
63°F
Water Temp
→
7-Day
→ Stable
Reading: 9:00 AM USGS →
Blackfoot River
at Bonner
PRIME
764
cubic feet per second
2.34 ft
Gauge Ht
60°F
Water Temp
↓
7-Day
↓ Falling
Reading: 9:30 AM USGS →
Flathead River
at Columbia Falls
VERY LOW
1,110
cubic feet per second
2.32 ft
Gauge Ht
53°F
Water Temp
↓
7-Day
↓ Falling
Reading: 8:45 AM USGS →
Central / Eastern Montana
Missouri River
below Holter Dam
LOW
1,880
cubic feet per second
3.20 ft
Gauge Ht
68°F
Water Temp
↓
7-Day
↓ Falling
Reading: 9:00 AM USGS →
Stillwater River
at Absarokee
NO DATA
—
cubic feet per second
—
Gauge Ht
—
Water Temp
→
7-Day
→ Stable
No recent data USGS →
Yellowstone River
at Billings
PRIME
3,000
cubic feet per second
2.88 ft
Gauge Ht
67°F
Water Temp
→
7-Day
→ Stable
Reading: 9:00 AM USGS →
Musselshell River
at Roundup
RISING
60
cubic feet per second
3.01 ft
Gauge Ht
—
Water Temp
↑
7-Day
↑ Rising
Reading: 9:00 AM USGS →

Data: USGS National Water Information System — Provisional data subject to revision.

Always check local regulations. Use caution near high water.