Jefferson County Hail Map & Storm Reports
Hail, wind, and tornado reports from official NOAA sources (NWS & SPC) · Last 12 months · Updated Nov 2, 2026
Has it hailed in Jefferson County, New York recently? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records say yes: 2 hail reports with hail up to 1.5", among 30 severe weather events logged here in the last 12 months, together with 28 high-wind reports with gusts up to 60 mph. The most recent recorded storm activity was on Aug 14, 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.
Jefferson County hail map
Where hail and high-wind reports clustered across Jefferson County over the last 12 months. Heat shows report density and significance, not radar.
What the radar showed
Storm exposure for an address in Jefferson County
Get a free report in your folder. A city is enough if you do not have a street.
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.
Friday, August 14, 2026
2 SPC verified storm reports
“Multiple reports of trees in Carthage. (BUF)”
“Multiple trees down in Natural Bridge. (BUF)”
- Wind Unknown 1 N West Carthage SPC verified report
- Wind Unknown 1 NNW Natural Bridge SPC verified report
Wednesday, July 1, 2026
2 SPC verified storm reports
“Trees and wires downed in the town of Alexandria Bay. Time estimated by radar. (BUF)”
“Numerous reports of trees and wires downed in Theresa. (BUF)”
- Wind Unknown Alexandria Bay SPC verified report
- Wind Unknown Theresa SPC verified report
Tuesday, June 30, 2026
5 SPC verified storm reports
“Widespread trees and power lines down in the Cape Vincent area. (BUF)”
“Widespread trees and power lines down in the Clayton area. (BUF)”
- Wind Unknown Cape Vincent SPC verified report
- Wind Unknown Clayton SPC verified report
- Wind Unknown 4 WSW West Carthage SPC verified report
- Wind Unknown 3 ESE Adams Center SPC verified report
- Wind Unknown Sackets Harbor SPC verified report
Friday, June 26, 2026
2 SPC verified storm reports — hail up to 1.5"
“Social media reports. Hail damage to several vehicles and crop damage to a corn field. (BUF)”
“Several social media reports of large hail up to 1 inch in diameter relayed by a trained spotter. Location approximate... time based on radar. (BUF)”
- Hail 1.5" 1 NNE Ellisburg SPC verified report
- Hail 1" 1 NNE Ellisburg SPC verified report
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.”
“WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph expected. WHERE...Jefferson and Lewis 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.”
- Wind 55 mph Jefferson County NWS severe weather mention
- Wind 55 mph Jefferson County NWS severe weather mention
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 Thursday morning, becoming southwest Thursday afternoon. WHERE...Jefferson and Lewis Counties. WHEN...From 6 AM to 8 PM EDT Thursday. IMPACTS...Gusty winds will blow around unsecured objects. A few trees and tree limbs will likely come down, resulting in isolated power outages.”
- Wind 55 mph Jefferson County NWS severe weather mention
Tuesday, March 17, 2026
1 NWS warning — wind gusts up to 50 mph
“WHAT...Southwest winds 25 to 35 mph with gusts up to 50 mph. WHERE...Jefferson and Lewis 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.”
- Wind 50 mph Jefferson County NWS severe weather mention
Monday, March 16, 2026
4 NWS warnings — wind gusts up to 60 mph
“WHAT...South to southeast winds 25 to 35 mph with gusts up to 60 mph expected this morning. Winds become southwest this afternoon with gusts up to 50 mph expected. WHERE...Jefferson and Lewis Counties. Strongest gusts are expected this morning along the northwest and northern face of the Tug Hill. Southwest winds will be countywide. WHEN...Until 8 PM EDT this evening.”
“WHAT...South to southeast winds 25 to 35 mph with gusts up to 60 mph expected this morning. Winds become southwest this afternoon with gusts up to 50 mph expected. WHERE...Jefferson and Lewis Counties. Strongest gusts are expected this morning along the northwest and northern face of the Tug Hill. Southwest winds will be countywide. WHEN...Until 8 PM EDT this evening.”
- Wind 60 mph Jefferson County NWS severe weather mention
- Wind 60 mph Jefferson County NWS severe weather mention
- Wind 55 mph Jefferson County NWS severe weather mention
- Wind 50 mph Jefferson County NWS severe weather mention
Sunday, March 15, 2026
2 NWS warnings — wind gusts up to 60 mph
“WHAT...South to southeast winds 25 to 35 mph with gusts up to 60 mph expected tonight. Winds become southwest Monday with gusts up to 50 mph. WHERE...Jefferson and Lewis Counties. Strongest gusts are expected tonight along the northwest and northern face of the Tug Hill. Strongest wind gusts Monday will be regionwide. WHEN...Until 8 PM EDT Monday.”
“WHAT...South to southeast winds 25 to 35 mph with gusts up to 60 mph expected tonight. Winds become southwest Monday with gusts up to 50mph. WHERE...Jefferson and Lewis Counties. Strongest gusts are expected tonight along the northwest and northern face of the Tug Hill. Strongest wind gusts Monday will be regionwide. WHEN...From 5 PM this afternoon to 8 PM EDT Monday.”
- Wind 60 mph Jefferson County NWS severe weather mention
- Wind 60 mph Jefferson County NWS severe weather mention
Saturday, March 14, 2026
2 NWS warnings — wind gusts up to 60 mph
“WHAT...South to southeast winds 25 to 35 mph with gusts up to 60 mph possible through late Sunday night. Winds become southwest later Monday with a few gusts up to 50 mph. WHERE...Jefferson and Lewis Counties. Strongest gusts Sunday night expected along the northwest and northern face of the Tug Hill. Strongest wind gusts Monday will be regionwide.”
“WHAT...South to Southeast winds 25 to 35 mph with gusts up to 60 mph possible through late Sunday night. Winds become southwest later Monday with a few gusts up to 50 mph. WHERE...Jefferson and Lewis Counties. Strongest gusts Sunday night expected along the northwest and northern face of the Tug Hill. Strongest wind gusts Monday will be regionwide.”
- Wind 60 mph Jefferson County NWS severe weather mention
- Wind 60 mph Jefferson County NWS severe weather mention
Monday, December 29, 2025
3 NWS warnings — wind gusts up to 60 mph
“WHAT...Southwest winds 30 to 50 mph with gusts up to 60 mph. WHERE...Jefferson County. WHEN...Until 1 AM EST Tuesday. IMPACTS...Strong winds will blow down trees and power lines. Scattered power outages are expected. Shallow rooted trees in a saturated ground will be more susceptible to falling. Travel will be difficult, especially for high profile vehicles.”
“WHAT...Southwest winds 30 to 50 mph with gusts up to 60 mph. WHERE...Jefferson County. WHEN...Until 1 AM EST Tuesday. IMPACTS...Strong winds will blow down trees and power lines. Scattered power outages are expected. Shallow rooted trees in a saturated ground will be more susceptible to falling. Travel will be difficult, especially for high profile vehicles.”
- Wind 60 mph Jefferson County NWS severe weather mention
- Wind 60 mph Jefferson County NWS severe weather mention
- Wind 60 mph Jefferson County NWS severe weather mention
Sunday, December 28, 2025
4 NWS warnings — wind gusts up to 60 mph
“WHAT...Southwest winds 30 to 50 mph with gusts up to 60 mph expected. WHERE...Jefferson County. WHEN...From 7 AM Monday to 1 AM EST Tuesday. IMPACTS...Strong winds will blow down trees and power lines. Scattered power outages are expected. Shallow rooted trees in a saturated ground will be more susceptible to falling. Travel will be difficult, especially for high profile vehicles.”
“WHAT...Southwest winds 30 to 50 mph with gusts up to 60 mph expected. WHERE...Jefferson County. WHEN...From 7 AM Monday to 1 AM EST Tuesday. IMPACTS...Strong winds will blow down trees and power lines. Scattered power outages are expected. Shallow rooted trees in a saturated ground will be more susceptible to falling. Travel will be difficult, especially for high profile vehicles.”
- Wind 60 mph Jefferson County NWS severe weather mention
- Wind 60 mph Jefferson County NWS severe weather mention
- Wind 60 mph Jefferson County NWS severe weather mention
- Wind 60 mph Jefferson County NWS severe weather mention
Today's severe weather outlook
Common questions
When was the last severe storm in Jefferson County, NY?
The most recent recorded event was on Aug 14, 2026. Official NWS and SPC records show 30 severe weather events in Jefferson 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 Jefferson County recently?
Yes — 2 hail reports in the last 12 months, with hail up to 1.5" 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 Jefferson 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.