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Storm ActivityNew York Storm ActivityOntario County, NY
New York · Official NOAA Storm Data

Ontario County Hail Map & Storm Reports

Hail, wind, and tornado reports from official NOAA sources (NWS & SPC) · Last 12 months · Updated Sep 12, 2026

Has it hailed in Ontario County, New York recently? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records say yes: 1 hail report with hail up to 1.25", among 43 severe weather events logged here in the last 12 months, together with 42 high-wind reports with gusts up to 55 mph. The most recent recorded storm activity was in September 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

Map of Ontario County, New York showing the county boundary and surrounding cities
Ontario County, New York. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

Ontario County hail map

Where hail and high-wind reports clustered across Ontario County over the last 12 months. Heat shows report density and significance, not radar.

43
Events (12 mo)
1
Hail
42
Wind
0
Tornado
1.25"
Max hail
55
Max wind (mph)
September 2026
Most recent

What the radar showed

Radar snapshot during the Jul 18, 2026 hail event near Victor, Ontario County, New York, with NWS warning polygons
NEXRAD radar at the moment of the Jul 18, 2026 hail event (1.25") near Victor. Outlined polygons are the storm-based warnings exactly as issued by the National Weather Service. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

Last 30 days in Ontario County

Current NEXRAD radar over Ontario County, New York with recent storm report locations
Current radar over the Ontario County area, with storm reports from the past 7 days plotted. Refreshes throughout the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.
September 2026 1 storm day · 3 SPC verified reports Exact dates & locations in app →

Recent storms — full detail available in the app

Storm activity from the last 30 days is summarized at the county level on this page. Exact locations, radar snapshots, and official warning boundaries for recent events are available with a free account.

See the specifics — free →

Storm log — the official record, day by day

Events older than 30 days, as recorded by the National Weather Service and Storm Prediction Center. Excerpts are quoted directly from official warnings and verified reports.

Wednesday, August 12, 2026

2 SPC verified storm reports

NEXRAD radar during the Wednesday, August 12, 2026 storm activity in Ontario County, New York
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Wires down across North Main Street near Lyon Street. Transformer problem. (BUF)”

SPC verified report · Naples

“Tree down across entire Silvernail Road. (BUF)”

SPC verified report · 2 W Bristol

Tuesday, July 21, 2026

2 SPC verified storm reports

NEXRAD radar during the Tuesday, July 21, 2026 storm activity in Ontario County, New York
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Tree down in the Town of Clifton Springs. (BUF)”

SPC verified report · Clifton Springs

“Tree down blocking both lanes of I-490 westbound ramp. (BUF)”

SPC verified report · 2 NW Victor

Saturday, July 18, 2026

7 SPC verified storm reports — hail up to 1.25"

NEXRAD radar during the Saturday, July 18, 2026 storm activity in Ontario County, New York
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“tree and wires down on Briggs Steet. (BUF)”

SPC verified report · Honeoye

“Tree and wires down on Clark Street. (BUF)”

SPC verified report · 1 SSW Canandaigua

Thursday, June 18, 2026

2 NWS warnings — wind gusts up to 55 mph

“WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph. WHERE...Erie, Niagara, Orleans, Monroe, Jefferson, Lewis, Genesee, Wyoming, Livingston, Ontario, and Chautauqua Counties. WHEN...Until 8 PM EDT this evening. IMPACTS...Strong winds will blow down trees and power lines. Scattered power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Ontario County

“WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph expected. WHERE...Erie, Niagara, Orleans, Monroe, Genesee, Wyoming, Livingston, Ontario, and Chautauqua Counties. WHEN...Until 8 PM EDT this evening. IMPACTS...Strong winds will blow down trees and power lines. Scattered power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Ontario County

Wednesday, June 17, 2026

1 NWS warning — wind gusts up to 55 mph

“WHAT...South winds 20 to 30 mph with occasional gusts of 45 to 55 mph expected late tonight through Thursday morning, becoming southwest during the day Thursday. WHERE...Erie, Niagara, Orleans, Monroe, Genesee, Wyoming, Livingston, Ontario, Chautauqua, Cattaraugus, and Allegany Counties. WHEN...From 2 AM to 8 PM EDT Thursday. IMPACTS...Gusty winds will blow around unsecured objects.”

NWS severe weather mention · Ontario County

Thursday, June 11, 2026

1 SPC verified storm report

NEXRAD radar during the Thursday, June 11, 2026 storm activity in Ontario County, New York
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

Tuesday, May 19, 2026

1 NWS warning — wind gusts up to 55 mph

NEXRAD radar during the Tuesday, May 19, 2026 storm activity in Ontario County, New York
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 918 PM EDT, Doppler radar was tracking gusty showers along a line extending from Hilton to near Spencerport to near Batavia. Movement was east at 45 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Ontario County

Wednesday, May 13, 2026

1 SPC verified storm report

NEXRAD radar during the Wednesday, May 13, 2026 storm activity in Ontario County, New York
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Tree down on wires on Carter Road in Geneva. (BUF)”

SPC verified report · 2 NNW Geneva

Tuesday, April 28, 2026

1 NWS warning — wind gusts up to 50 mph

“WHAT...Southeast to south winds 20 to 30 mph with gusts up to 50 mph expected. WHERE...Hill tops and north to northwest face of hills of Wyoming, Livingston, Ontario, Cattaraugus, Allegany, and Southern Erie Counties. WHEN...Until 2 PM EDT this afternoon. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Ontario County

Monday, April 27, 2026

1 NWS warning — wind gusts up to 50 mph

“WHAT...Southeast to south winds 20 to 30 mph with gusts up to 50 mph expected. WHERE...Hill tops and north to northwest face of hills of Wyoming, Livingston, Ontario, Cattaraugus, Allegany, and Southern Erie Counties. WHEN...From 11 PM this evening to 11 AM EDT Tuesday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Ontario County

Tuesday, March 17, 2026

1 NWS warning — wind gusts up to 50 mph

“WHAT...West winds 25 to 35 mph with gusts up to 50 mph. WHERE...Wayne, Northern Cayuga, Oswego, Livingston, Ontario, Cattaraugus, and Allegany Counties. WHEN...Until 11 AM EDT this morning. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Ontario County

Monday, March 16, 2026

4 NWS warnings — wind gusts up to 50 mph

“WHAT...West winds 25 to 35 mph with gusts up to 50 mph. WHERE...Wayne, Northern Cayuga, Oswego, Livingston, Ontario, Cattaraugus, and Allegany Counties. WHEN...Until 11 AM EDT Tuesday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Ontario County

“WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph. WHERE...Wayne, Northern Cayuga, Oswego, Livingston, Ontario, Cattaraugus, and Allegany Counties. WHEN...Until 8 PM EDT this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Ontario County

Sunday, March 15, 2026

2 NWS warnings — wind gusts up to 50 mph

“WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected tonight. Winds will become southwest Monday and gusts 40 to 50 mph are expected. WHERE...Niagara, Orleans, Monroe, Wayne, Northern Cayuga, Oswego, Northern Erie, Genesee, Wyoming, Livingston, Ontario, Cattaraugus, and Allegany Counties.”

NWS severe weather mention · Ontario County

“WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected tonight. Winds will become southwest Monday and gusts 40 to 50 mph are expected. WHERE...Niagara, Orleans, Monroe, Wayne, Northern Cayuga, Oswego, Northern Erie, Genesee, Wyoming, Livingston, Ontario, Cattaraugus, and Allegany Counties.”

NWS severe weather mention · Ontario County

Saturday, March 14, 2026

5 NWS warnings — wind gusts up to 55 mph

“WHAT...Winds will increase Sunday afternoon with south winds 30 to 40 mph with gusts up to 55 mph expected through late Sunday night. Winds become southwest later Monday with a few gusts up to 50 mph. WHERE...Niagara, Orleans, Monroe, Wayne, Northern Cayuga, Oswego, Northern Erie, Genesee, Wyoming, Livingston, Ontario, Cattaraugus, and Allegany Counties.”

NWS severe weather mention · Ontario County

“WHAT...Winds will again increase Sunday afternoon with south winds 30 to 40 mph with gusts up to 55 mph expected through late Sunday night. Winds become southwest later Monday with a few gusts up to 50 mph. WHERE...Wayne, Northern Cayuga, and Ontario Counties. Strongest gusts Sunday night through the northern slopes of the Bristol Hills northward to around the New York State Thruway.”

NWS severe weather mention · Ontario County

Friday, March 13, 2026

3 NWS warnings — wind gusts up to 55 mph

“WHAT...West winds 25 to 35 mph with gusts up to 55 mph. WHERE...Wayne, Northern Cayuga, Livingston, Ontario, and Allegany Counties. WHEN...Until 11 AM EDT Saturday. The strongest wind gusts are expected tonight into Saturday morning. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Ontario County

“WHAT...Southwest to west winds 25 to 35 mph with gusts up to 50 mph. WHERE...Monroe, Wayne, Northern Cayuga, Livingston, Ontario, Cattaraugus, and Allegany Counties. WHEN...Until 11 AM EDT Saturday. The highest wind gusts are expected overnight tonight into Saturday morning. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Ontario County

Thursday, March 12, 2026

1 NWS warning — wind gusts up to 50 mph

“WHAT...Southwest winds 25 to 35 mph with gusts to 45 to 50 mph expected. WHERE...Monroe, Wayne, Northern Cayuga, Livingston, Ontario, Cattaraugus, and Allegany Counties. WHEN...From noon Friday to 8 AM EDT Saturday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Ontario County

Friday, January 9, 2026

1 SPC verified storm report

NEXRAD radar during the Friday, January 9, 2026 storm activity in Ontario County, New York
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Trees fell on powerlines in Victor. Time estimated from radar. (BUF)”

SPC verified report · Victor

Sunday, November 16, 2025

2 NWS warnings — wind gusts up to 50 mph

“WHAT...Northwest winds 25 to 35 mph with gusts of 40 to 50 mph. WHERE...Niagara, Orleans, Monroe, Wayne, Northern Cayuga, Oswego, Genesee, Wyoming, Livingston, Ontario, and Allegany Counties. WHEN...Until 1 AM EST Monday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few isolated power outages may result.”

NWS severe weather mention · Ontario County

“WHAT...Northwest winds 25 to 35 mph with gusts of 40 to 50 mph. WHERE...Niagara, Orleans, Monroe, Wayne, Northern Cayuga, Oswego, Genesee, Wyoming, Livingston, Ontario, and Allegany Counties. WHEN...Until 1 AM EST Monday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few isolated power outages may result.”

NWS severe weather mention · Ontario County

Sunday, November 2, 2025

2 SPC verified storm reports

NEXRAD radar during the Sunday, November 2, 2025 storm activity in Ontario County, New York
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Delayed report. Reports of trees and wires downed in Phelps and Geneva. (BUF)”

SPC verified report · 3 SE Phelps

“Delayed report. Report of a few trees and powerlines downed across northern Victor. (BUF)”

SPC verified report · 2 N Victor

Today's severe weather outlook

Storm Prediction Center Day 1 convective outlook — national severe weather risk map for today
Storm Prediction Center Day 1 convective outlook: categorical severe weather risk for today, updated several times daily. Source: NOAA/NWS Storm Prediction Center.

Common questions

When was the last severe storm in Ontario County, NY?

The most recent recorded event was in September 2026. Official NWS and SPC records show 43 severe weather events in Ontario County over the last 12 months. Exact dates and locations for recent storms are available in the app with a free account.

Did it hail in Ontario County recently?

Yes — 1 hail report in the last 12 months, with hail up to 1.25" recorded. The hail map above shows where reports clustered; the storm log lists each day.

How do I see hail history for a specific address in Ontario County?

Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property, including the most recent 30 days — county-level pages like this one only tell part of the story.

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Proudly AI-powered. Honestly sourced. IDOLCheck is built by HailyAI. Every storm event, magnitude, radar snapshot, and date on this page is deterministic — retrieved directly from official NOAA, National Weather Service (NWS), and Storm Prediction Center (SPC) storm records through our HailyDB engine and displayed exactly as reported. Quoted warning and report text is always attributed to its official source. Where the surrounding copy is not a direct quote, it was generated with AI assistance from that same verified storm data and reviewed and approved by humans before publication. AI organizes and presents the record — it never invents storm data.
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