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 May 21, 2026 at 1:42 AM

Best Bets Right Now

Madison River
430 cfs
↓ Falling • nr McAllister
Gallatin River
1,140 cfs
⇩ Falling fast • at Logan
Clark Fork River
5,520 cfs
⇩ Falling fast • at St Regis
All Rivers
Southwest MT
Western MT
Central MT
Madison River
nr McAllister
PRIME
430
cubic feet per second
1.82 ft
Gauge Ht
55°F
Water Temp
↓
7-Day
↓ Falling
Reading: 12:30 AM USGS →
Gallatin River
at Logan
GOOD
1,140
cubic feet per second
2.46 ft
Gauge Ht
—
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 1:00 AM USGS →
Yellowstone River
nr Corwin Springs
BLOWN OUT
5,790
cubic feet per second
3.52 ft
Gauge Ht
48°F
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 1:00 AM USGS →
Big Hole River
at Melrose
BLOWN OUT
1,930
cubic feet per second
3.15 ft
Gauge Ht
49°F
Water Temp
↓
7-Day
↓ Falling
Reading: 1:15 AM USGS →
Clark Fork River
at St Regis
GOOD
5,520
cubic feet per second
4.88 ft
Gauge Ht
48°F
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 1:00 AM USGS →
Bitterroot River
at Missoula
FLOOD STAGE
4,460
cubic feet per second
6.06 ft
Gauge Ht
—
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 1:00 AM USGS →
Blackfoot River
at Bonner
FLOOD STAGE
3,660
cubic feet per second
4.62 ft
Gauge Ht
48°F
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 12:30 AM USGS →
Flathead River
at Columbia Falls
GOOD
5,710
cubic feet per second
4.40 ft
Gauge Ht
—
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 12:45 AM USGS →
Missouri River
below Holter Dam
PRIME
4,130
cubic feet per second
4.54 ft
Gauge Ht
54°F
Water Temp
→
7-Day
→ Stable
Reading: 1:00 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
HIGH
8,620
cubic feet per second
4.73 ft
Gauge Ht
53°F
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 1:00 AM USGS →
Musselshell River
at Roundup
PRIME
122
cubic feet per second
3.24 ft
Gauge Ht
—
Water Temp
→
7-Day
→ Stable
Reading: 1:00 AM USGS →
Southwest Montana
Madison River
nr McAllister
PRIME
430
cubic feet per second
1.82 ft
Gauge Ht
55°F
Water Temp
↓
7-Day
↓ Falling
Reading: 12:30 AM USGS →
Gallatin River
at Logan
GOOD
1,140
cubic feet per second
2.46 ft
Gauge Ht
—
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 1:00 AM USGS →
Yellowstone River
nr Corwin Springs
BLOWN OUT
5,790
cubic feet per second
3.52 ft
Gauge Ht
48°F
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 1:00 AM USGS →
Big Hole River
at Melrose
BLOWN OUT
1,930
cubic feet per second
3.15 ft
Gauge Ht
49°F
Water Temp
↓
7-Day
↓ Falling
Reading: 1:15 AM USGS →
Western Montana
Clark Fork River
at St Regis
GOOD
5,520
cubic feet per second
4.88 ft
Gauge Ht
48°F
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 1:00 AM USGS →
Bitterroot River
at Missoula
FLOOD STAGE
4,460
cubic feet per second
6.06 ft
Gauge Ht
—
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 1:00 AM USGS →
Blackfoot River
at Bonner
FLOOD STAGE
3,660
cubic feet per second
4.62 ft
Gauge Ht
48°F
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 12:30 AM USGS →
Flathead River
at Columbia Falls
GOOD
5,710
cubic feet per second
4.40 ft
Gauge Ht
—
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 12:45 AM USGS →
Central / Eastern Montana
Missouri River
below Holter Dam
PRIME
4,130
cubic feet per second
4.54 ft
Gauge Ht
54°F
Water Temp
→
7-Day
→ Stable
Reading: 1:00 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
HIGH
8,620
cubic feet per second
4.73 ft
Gauge Ht
53°F
Water Temp
⇩
7-Day
⇩ Falling fast
Reading: 1:00 AM USGS →
Musselshell River
at Roundup
PRIME
122
cubic feet per second
3.24 ft
Gauge Ht
—
Water Temp
→
7-Day
→ Stable
Reading: 1:00 AM USGS →

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

Always check local regulations. Use caution near high water.