Severe Thunderstorm Warning Issued for Jefferson, Lewis and Oswego Counties NY
This alert is no longer in effect.
NOAA issued it on May 21, 2026, 3 months 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.
The National Weather Service has issued a Severe Thunderstorm Warning for Jefferson, Lewis and Oswego counties in central New York until 6:00 PM EDT.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Central New York
- Issued
- May 21, 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 3 months ago; use the issuing agency's live warning service for current conditions in Central New York.
Alert Details
A Severe Thunderstorm Warning has been issued by the National Weather Service in Buffalo NY. The alert is effective from 4:49 PM EDT on May 13, 2026, until 6:00 PM EDT on May 13, 2026.
Affected Areas
The warning covers Jefferson County, Lewis County, and Oswego County in central New York. Locations impacted include Watertown, Oswego, Fulton, Fort Drum, Sandy Island Beach State Park, Stony Point, Carthage, Lowville, Pulaski, and West Carthage. This includes Interstate 81 between exits 32 and 49.
What You Should Do
For your protection, move to an interior room on the lowest floor of a building.
Expected Conditions
At 4:48 PM EDT, severe thunderstorms were located along a line extending from Stony Point to near Battle Island State Park to near Camillus, moving northeast at 45 mph. Hazards include 60 mph wind gusts and quarter size hail.
Timeline
The alert is in effect until 6:00 PM EDT on May 13, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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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 (950 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 21, 2026.
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