South Fk Coquille River at Myrtle Point, OR

River level and flood forecast · Coos County

Normal3.5 ftas of Mon 10:20 PM

The river is 29.5 ft below flood stage (33 ft).

Forecast to rise to 3.9 ft Mon 11 PM, below the 33 ft flood stage.

Flow: 20 cubic feet per second (USGS).

The last 7 days and the forecast

-10010203040TueThuSatMonWedFriSunAction 30 ftFlood 33 ftModerate 35 ftMajor 37 ftNowObserved (ft)NWS forecast

NWS forecast issued Mon, Oct 12, 9:03 AM. Forecasts change as rain falls and as upstream water arrives.

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Flood stages

Major flood stage37 ft
Moderate flood stage35 ft
Flood stage33 ft
Action stage30 ft
Record crest (March 17, 2025)40.43 ft

What floods at each level

From the National Weather Service, highest first.

  • 40 ftExtensive and widespread flooding along and near the South Fork Coquille River can be expected along with damage to houses farms and roads.
  • 37 ftExtensive road and farmland flooding upstream and downstream of Myrtle Point can be expected. Some residents of low-lying areas in the vicinity of Myrtle Point may be threatened.
  • 35 ftExpect flooding along some sections of Highway 42 downstream from Myrtle Point and along the highway to Powers. Widespread flooding of agricultural land can be expected.
  • 33 ftThe South Fork Coquille River is at flood stage. Expect flooding of roads west of the Spruce Street Bridge and significant pasture and agricultural land flooding.
  • 32 ftNumerous areas of farmland become flooded and water nears the roads on the west side of the Spruce Street Bridge in Myrtle Point.
  • 30 ftAgricultural and pasture land begins to flood. Impacts on cattle grazing are possible.

Highest crests on record

  1. 40.43 ft — March 17, 2025
  2. 38.57 ft — March 22, 2012
  3. 37.5 ft — December 22, 2014
  4. 37.18 ft — December 13, 2015
  5. 37.04 ft — January 20, 2012

Recent crests: 40.43 ft (March 17, 2025) · 35.29 ft (December 30, 2024) · 35.22 ft (January 14, 2024) · 35.33 ft (April 9, 2019) · 34.72 ft (February 10, 2017)

Up and down the river, and nearby

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (MYPO3); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.