från: 2026-08-02, 13:38
till: 2026-08-03, 02:00

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central and western New York, including the following counties, in central New York, Jefferson, Lewis, Northern Cayuga and Oswego. In western New York, Allegany, Cattaraugus, Chautauqua, Genesee, Livingston, Monroe, Niagara, Northern Erie, Ontario, Orleans, Southern Erie, Wayne and Wyoming. * WHEN...Through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Additional heavy showers and thunderstorms are expected through tonight. Locally heavy rainfall is possible with rainfall rates near, or exceeding 2 inches per hour at times. Repeated rounds of heavy rain over any given location could result in flash flooding. - Http://www.weather.gov/safety/flood

från: 2026-08-02, 22:53
till: 2026-08-03, 03:00

* WHAT...Flooding caused by excessive rainfall earlier this evening remains in spots. * WHERE...Portions of Niagara County, including Lockport and Shawnee. * WHEN...Until 300 AM EDT. * IMPACTS...Numerous roads remain closed due to flooding. * ADDITIONAL DETAILS... - At 1047 PM EDT, local law enforcement continued to report flooded roads and basements near Lockport and Shawnee due to earlier thunderstorms producing heavy rain in the warned area. Between 2 and 4 inches of rain have fallen. - Additional rainfall amounts up to 0.5 inches are possible in the warned area. - Some locations that will experience flooding include... North Tonawanda, Lockport, Newfane, Middleport, Sanborn, Wilson, Barker, Gasport, Appleton, Olcott, Rapids, Cambria Center, Pendleton Center, Wolcottsville and Ransomville. - http://www.weather.gov/safety/flood