Tioughnioga River at Itaska, NY

River level and flood forecast · Broome County

Normal1.7 ftas of Mon 4:15 PM

The river is 5.3 ft below flood stage (7 ft).

The last 7 days and the forecast

0246810TueWedThuFriSatSunMonAction 5 ftFlood 7 ftModerate 8 ftMajor 10 ftNowObserved (ft)NWS forecast

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

Flood stages

Major flood stage10 ft
Moderate flood stage8 ft
Flood stage7 ft
Action stage5 ft
Record crest (July 8, 1935)16.61 ft

Highest crests on record

  1. 16.61 ft — July 8, 1935
  2. 12.16 ft — February 20, 1939
  3. 11.91 ft — March 18, 1936
  4. 11.39 ft — March 19, 1963
  5. 11.28 ft — February 11, 1965

Recent crests: 7.04 ft (April 2, 2026) · 7.64 ft (May 7, 2025) · 7.03 ft (January 26, 2024) · 7.69 ft (December 18, 2023) · 8.64 ft (October 27, 2021)

Up and down the river, and nearby

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (ISKN6); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.