Flood Warning Issued for Tioughnioga River at Cortland Through Wednesday Evening

Alert Details

The National Weather Service in Binghamton NY has issued a Flood Warning for the Tioughnioga River at Cortland. This alert is in effect from Tuesday morning through Wednesday evening, March 18, 2026.

Affected Areas

The warning specifically affects the Tioughnioga River at Cortland within Cortland County, New York.

What You Should Do

Residents and motorists are advised to avoid flooded areas. The National Weather Service reminds the public to “Turn around, don’t drown” when encountering flooded roads, noting that most flood deaths occur in vehicles. Monitor local conditions and prepare for potential road closures.

Expected Conditions

Minor flooding is forecast for the region. As of 5:00 AM EDT on Monday, the river stage was recorded at 4.9 feet. The river is forecast to rise above the flood stage of 8.0 feet late Tuesday morning, reaching a crest of approximately 9.1 feet by Tuesday evening.

At the 8.0-foot minor flood stage, flooding is expected to lead to closures along Kellogg Road to the south of Cortland.

Timeline

• Onset: Tuesday morning, March 17, at approximately 11:52 AM EDT.
• Peak: Crest of 9.1 feet expected Tuesday evening.
• Recession: The river is expected to fall below flood stage Wednesday morning.
• Expiration: The warning remains in effect until Wednesday, March 18, at 7:01 PM EDT.