Flash Flood Warning Issued for Erie, Livingston, and Wyoming Counties, NY
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NWS Buffalo has issued a Flash Flood Warning for parts of western New York until 2:15 AM EDT Thursday due to thunderstorms producing heavy rain.
Read this weather record in 30 seconds
- Record type
- Flash Flood Warning
- Affected area
- Western New York
- Issued
- September 4, 2026
- Issuing authority
- NWS Buffalo NY
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
Flash Flood Warning issued by NWS Buffalo NY. Effective from September 3 at 10:13 PM EDT until September 4 at 2:15 AM EDT.
Affected Areas
East Central Erie County, Southern Livingston County, and Wyoming County in western New York. Specific locations include East Aurora, Dansville, Letchworth State Park, Perry, Warsaw, Mount Morris, Arcade, Portageville, Varysburg, Chaffee, Wales Center, Billington Heights, Holland, Groveland, Sheldon, Nunda, Eagle, Pike, Castile, and Ossian.
What You Should Do
Turn around, don't drown when encountering flooded roads. Be especially cautious at night when it is harder to recognize the dangers of flooding. Campers and hikers should avoid streams or creeks.
Expected Conditions
Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.75 and 2.75 inches of rain have fallen, with additional rainfall amounts of 0.75 to 1.25 inches possible. Flash flooding is ongoing or expected to begin shortly.
Timeline
The warning is in effect from September 3 at 10:13 PM EDT until September 4 at 2:15 AM EDT.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,105 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to September 4, 2026.
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