Tenmile Creek (MT) near Rimini, MT

River level and flood forecast · Lewis and Clark County

Normal1.4 ftas of Mon 1:45 PM

Flow: 2 cubic feet per second (USGS).

The last 7 days and the forecast

11.21.41.61.8TueWedThuFriSatSunMonNowObserved (ft)NWS 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.

  • 3.5 ftJune 2020, When Tenmile Creek at Rimini was at 3.5 feet, Tenmile Creek in Helena rose to 3.9 feet.

Highest crests on record

  1. 6.2 ft — May 22, 1981
  2. 4.89 ft — June 19, 1975
  3. 4.4 ft — June 20, 2018
  4. 4.31 ft — June 7, 2011
  5. 4.01 ft — June 8, 2023

Recent crests: 4.01 ft (June 8, 2023) · 4.4 ft (June 20, 2018) · 3.15 ft (April 26, 2012) · 4.31 ft (June 7, 2011) · 3.51 ft (June 16, 2010)

Up and down the river, and nearby

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (RIMM8); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.