Lynches River near Johnsonville, SC

River level and flood forecast · Florence County

Normal22.3 ftas of Mon 3:30 PM

The last 7 days and the forecast

21.421.621.82222.222.4TueWedThuFriSatSunMonNowObserved (ft)NWS forecast

NWS forecast issued Sun, Dec 31, 7 PM. Forecasts change as rain falls and as upstream water arrives.

Highest crests on record

  1. 29.72 ft — October 6, 2015
  2. 29.13 ft — August 10, 2024
  3. 27.4 ft — August 16, 2024
  4. 25.96 ft — January 20, 2024
  5. 25.96 ft — March 12, 2024

Recent crests: 25.58 ft (October 15, 2025) · 27.4 ft (August 16, 2024) · 29.13 ft (August 10, 2024) · 25.96 ft (March 12, 2024) · 25.96 ft (January 20, 2024)

Up and down the river, and nearby

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (JSNS1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.