Severe Thunderstorm Warning Issued for Western New York Counties (Sep 2, 2026)
This alert is no longer in effect.
NOAA issued it on September 2, 2026, 2 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS Buffalo has issued a Severe Thunderstorm Warning for six western New York counties until 9:45 AM EDT on September 2.
The weather record, at a glance
- Record type
- Severe Thunderstorm Warning
- Affected area
- Western New York
- Issued
- September 2, 2026
- Issuing authority
- NWS Buffalo NY
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: historical. It was issued 2 weeks ago; use the issuing agency's live warning service for current conditions in Western New York.
Alert Details
A Severe Thunderstorm Warning (SVR) has been issued by the National Weather Service in Buffalo NY. The alert is effective from September 2 at 8:40 AM EDT until September 2 at 9:45 AM EDT.
Affected Areas
The warning covers Wyoming County, northeastern Erie County, Livingston County, southern Genesee County, southwestern Monroe County, and Ontario County in western New York. Locations impacted include Clarence, Batavia, Canandaigua, Geneseo, Dansville, Darien Lakes State Park, Letchworth State Park, Le Roy, Perry, and Warsaw. Affected highways include Interstate 390 between exits 4 and 12 and Interstate 90 between exits 46 and 47.
What You Should Do
For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Expected Conditions
At 8:39 AM EDT, severe thunderstorms were located along a line extending from near Scottsville to near Batavia to Clarence, moving southeast at 30 mph. Hazards include 60 mph wind gusts and penny size hail (0.75 inch). Expect damage to roofs, siding, and trees.
Timeline
The warning is in effect from September 2 at 8:40 AM EDT and expires at September 2 at 9:45 AM EDT.
Original source: NOAA Official Notice ↗
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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 (1,294 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to September 2, 2026.
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