Swiftcurrent Creek at Many Glacier near Babb, MT
River level and flood forecast · Glacier County
Normal1.6 ftas of Mon 2:30 PM
Flow: 36 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 5 PM. Forecasts change as rain falls and as upstream water arrives.
What floods at each level
From the National Weather Service, highest first.
- 5 ftJune 2026 - At 4788 feet the Lake Sherburne Reservoir is full. With rainfall of 3 to 5 inches, combined with the remaining snowpack washing out which had 1 to 3 inches of estimated qpf, flooding occurred around Many Glacier in the trail system. The bridge was closed to Many Glacier Hotel. Flooding occurred around Swiftcurrent Motel and the open air theater. River level is estimated to be near 5 feet at MGGM8 when flooding occurred.
Highest crests on record
- 10 ft — June 8, 1964
- 7.92 ft — June 20, 1975
- 7.72 ft — June 7, 1995
- 6.89 ft — June 13, 1937
- 5.46 ft — June 30, 2026
Recent crests: 5.46 ft (June 30, 2026) · 7.72 ft (June 7, 1995) · 7.92 ft (June 20, 1975) · 10 ft (June 8, 1964) · 6.89 ft (June 13, 1937)
Up and down the river, and nearby
- Saint Mary River near Babb, MT
- Saint Mary Canal near Babb at St Mary Crossing, MT
- Saint Mary River at International boundary, AL
- Middle Fork Flathead River near West Glacier, MT
- North Fork Milk River above St Mary Canal near Browning, MT
- North Fork Flathead River near Columbia Falls, MT
- North Fork Milk River near International boundary near Browning, AL
- South Fork Flathead River near Columbia Falls, MT
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (MGGM8); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.