Severe Thunderstorm Warning — Allegany County, New York
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Current Status
⛈️ Active: Severe Thunderstorm Warning
Severe Thunderstorm Warning issued September 2 at 7:56PM EDT until September 2 at 9:15PM EDT by NWS Buffalo NY
SVRBUF The National Weather Service in Buffalo has issued a * Severe Thunderstorm Warning for... Southern Wyoming County in western New York... Cattaraugus County in western New York... Southwestern Livingston County in western New York... Chautauqua County in western New York... Allegany County in western New York... * Until 915 PM EDT. * At 755 PM EDT, severe thunderstorms were located along a line extending from near Letchworth State Park to near Ashford Hollow to Chautauqua Institution, moving south at 35 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Jamestown, Olean, Salamanca, Dansville, Wellsville, Allegany State Park, Letchworth State Park, Alfred, Lakewood, and Falconer. This includes the following highways... Interstate 390 between exits 4 and 5. Interstat
Effective September 2, 2026 at 7:56 PM ET · Expires September 2, 2026 at 9:15 PM ET
Event Details
Event Type
Severe Thunderstorm Warning
Severity
severe
Issued By
NWS Buffalo NY
Expires
September 2, 2026 at 9:15 PM ET
Last Checked
1 minute ago
What To Do
📋 Official NWS Guidance
This is a DANGEROUS SITUATION. These storms are producing widespread wind damage across Western New York. SEEK SHELTER NOW inside a sturdy structure and stay away from windows! Large hail, damaging wind, and continuous cloud to ground lightning are occurring with these storms. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. A Tornado Watch remains in
Also In Effect For
This same Severe Thunderstorm Warning also covers:
Other Active Alerts in New York
Severe Thunderstorm Warning
Tornado Watch
Tornado Watch
Tornado Watch
Tornado Watch
Tornado Watch
Get Severe Thunderstorm Warning Alerts for Allegany County
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Frequently Asked Questions
What does a Severe Thunderstorm Warning mean for Allegany County, New York?
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Is this Severe Thunderstorm Warning currently active?
Yes — this alert is active as of our last check (1 minute ago). It's set to expire September 2, 2026 at 9:15 PM ET.
How do I get notified about Severe Thunderstorm Warning alerts for Allegany County?
Download StormCast free on Google Play and set Allegany County, New York as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Severe Thunderstorm Warning is also in effect for Chautauqua County, Cattaraugus County, Livingston County, Wyoming County.