FloodZoneMap.org

Flood — Cortland, NY

Mar 6, 2004

The first week of March was mild starting the "spring" thaw across central New York and northeast Pennsylvania. Snow melt combined with some rain causing minor flooding along the Upper North Branch of the Susquehanna and the Tioughnioga and Chenango Rivers. Snow water equivalents before the thaw were between 2 and 5 inches across the headwater points and 1 to 3 inches in the Susquehanna River valley between Binghamton and Waverly. Some of the higher terrain in Cortland and Chenango Counties h

Source: NOAA National Weather Service Storm Events Database (event 5387067). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Cortland, NY

This event is one of many recorded floods in Cortland County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Cortland County flood data →

More Flood Stories

Flash Flood

Cortland, NY · Jun 22, 2025

A mesoscale convective system (MCS) dropped southward across Central NY from eastern Ontario, moving into an environment with plenty of moisture and instability during the early morning hours.

Read the full account →
Flash Flood$100K damage

Cortland, NY · Oct 4, 2021

A weak upper level disturbance moved through Central New York on this day, triggering heavy rain producing thunderstorms along a stationary front during the late afternoon and evening.

Read the full account →
Flash Flood

Cortland, NY · Jun 20, 2024

A slow-moving cluster of thunderstorms developed along a boundary in a hot, humid and unstable environment. Isolated rain amounts in excess of 2.5 to 3.0 inches over a short period of time during the afternoon swelled local creeks and streams causing flooding in portions of…

Read the full account →
Flood$25K damage

Cortland, NY · Dec 25, 2020

A complex storm system moved from the Lower Mississippi valley to lower Ontario during this time period. Warm and moist air surged northward from the Gulf of Mexico bringing rain and temperatures in the lower 50s.

Read the full account →