Buffalo, NY Warnings, Watches and Advisories

When a severe thunderstorm warning is issued, the storm may produce damaging winds, large hail, dangerous lightning, and heavy rain. In some cases, heavy rainfall produced by a severe storm can also lead to flash flooding. Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Buffalo.

Use the Radar Maps link provided to understand the trajectory of a storm.

Flash Flood Warning issued September 3 at 8:47PM EDT until September 4 at 12:45AM EDT by NWS Buffalo NY

FFWBUF The National Weather Service in Buffalo has issued a * Flash Flood Warning for... East Central Erie County in western New York... Northwestern Wyoming County in western New York... * Until 1245 AM EDT. * At 847 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 2.5 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Lancaster, Elma, Marilla, Bennington, Alden, Billington Heights, Elma Center and Cowlesville.

Flash Flood Warning issued September 3 at 7:42PM EDT until September 3 at 11:30PM EDT by NWS Buffalo NY

At 742 PM EDT, Trained weather spotters reported thunderstorms producing heavy rain across the warned area. Between 1.5 and 2.5 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Trained spotters reported. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Buffalo, Cheektowaga, Kenmore, Depew, Amherst, Tonawanda, Lancaster, Williamsville and Grand Island.