Alert archive / New York / Tornado Watches in 2026

Tornado Watch 352

June 18, 202636 counties in New York; 14 counties in Vermont

The Storm Prediction Center issued this tornado watch at Jun 18, 2026, 9:58 AM EDT for 36 counties in New York; 14 counties in Vermont. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued: Jun 18, 2026, 9:58 AM EDT (13:58 UTC)
Expired: Jun 18, 2026, 4:54 PM EDT
In force: 7 hr
Issued by: the Storm Prediction Center
Largest hail expected: 0.5 in
Strongest gust expected: 70 kt

All 50 counties

Albany County, NY, Broome County, NY, Cayuga County, NY, Chemung County, NY, Chenango County, NY, Clinton County, NY, Columbia County, NY, Cortland County, NY, Delaware County, NY, Essex County, NY, Franklin County, NY, Fulton County, NY, Greene County, NY, Hamilton County, NY, Herkimer County, NY, Jefferson County, NY, Lewis County, NY, Madison County, NY, Montgomery County, NY, Oneida County, NY, Onondaga County, NY, Oswego County, NY, Otsego County, NY, Rensselaer County, NY, Saratoga County, NY, Schenectady County, NY, Schoharie County, NY, Schuyler County, NY, Seneca County, NY, St. Lawrence County, NY, Steuben County, NY, Tioga County, NY, Tompkins County, NY, Warren County, NY, Washington County, NY, Yates County, NY, Addison County, VT, Bennington County, VT, Caledonia County, VT, Chittenden County, VT, Essex County, VT, Franklin County, VT, Grand Isle County, VT, Lamoille County, VT, Orange County, VT, Orleans County, VT, Rutland County, VT, Washington County, VT, Windham County, VT, Windsor County, VT

The radar

The Ft Drum radar (KTYX), 55 km from the middle of the area, began a volume at 13:59 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes: 40%
One or more EF2 to EF5 tornadoes: 20%
Ten or more severe wind reports: 70%
One or more gusts of 65 knots or more: 30%
Ten or more severe hail reports: 5%
One or more hailstones of 2 inches or more: 5%
Six or more combined severe hail and wind reports: 80%

Warnings issued inside it

36 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Jun 18, 10:03 AM EDT	Severe Thunderstorm Warning	BGM	Seneca	27 min
Jun 18, 10:24 AM EDT	Severe Thunderstorm Warning	BUF	Oswego	47 min
Jun 18, 10:26 AM EDT	Tornado Warning	BGM	Schuyler, Steuben, Yates	34 min
Jun 18, 10:27 AM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Madison, Oneida, Onondaga, Seneca	63 min
Jun 18, 10:34 AM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Seneca, Yates	41 min
Jun 18, 10:43 AM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Chemung, Schuyler, Seneca, Steuben, Tompkins and 1 more	47 min
Jun 18, 10:47 AM EDT	Tornado Warning	BGM	Schuyler, Seneca, Tompkins, Yates	28 min
Jun 18, 10:48 AM EDT	Severe Thunderstorm Warning	BGM	Steuben	12 min
Jun 18, 10:57 AM EDT	Severe Thunderstorm Warning	BGM	Steuben	33 min
Jun 18, 11:13 AM EDT	Tornado Warning	BGM	Cortland, Tompkins	47 min
Jun 18, 11:14 AM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Cortland, Onondaga	16 min
Jun 18, 11:27 AM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Cortland, Madison, Oneida, Onondaga	48 min
Jun 18, 11:31 AM EDT	Severe Thunderstorm Warning	BGM	Broome, Cayuga, Chemung, Chenango, Cortland, Madison and 4 more	44 min
Jun 18, 11:50 AM EDT	Tornado Warning	BGM	Chenango, Cortland, Madison	40 min
Jun 18, 12:06 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Herkimer, Warren	54 min
Jun 18, 12:15 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Chemung, Chenango, Cortland, Delaware, Madison and 4 more	60 min
Jun 18, 12:18 PM EDT	Tornado Warning	BGM	Chenango, Madison, Otsego	42 min
Jun 18, 12:53 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Fulton, Herkimer, Montgomery, Saratoga, Schenectady and 1 more	45 min
Jun 18, 1:12 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Fulton, Montgomery, Rensselaer, Saratoga, Schenectady and 1 more	48 min
Jun 18, 1:13 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Chenango, Delaware, Otsego	47 min
Jun 18, 1:15 PM EDT	Severe Thunderstorm Warning	BGM	Otsego	30 min
Jun 18, 1:24 PM EDT	Severe Thunderstorm Warning	BTV	Addison, Chittenden, Washington	51 min
Jun 18, 1:29 PM EDT	Flash Flood Warning	ALY	Montgomery	3 hr
Jun 18, 1:35 PM EDT	Severe Thunderstorm Warning	BGM	Delaware, Otsego	25 min
Jun 18, 1:37 PM EDT	Severe Thunderstorm Warning	ALY	Washington	23 min
Jun 18, 1:38 PM EDT	Flash Flood Warning	ALY	Saratoga	3 hr
Jun 18, 1:43 PM EDT	Severe Thunderstorm Warning	BTV	Addison, Caledonia, Chittenden, Lamoille, Orange, Washington	47 min
Jun 18, 1:45 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Delaware	60 min
Jun 18, 1:49 PM EDT	Severe Thunderstorm Warning	BTV	Rutland, Windsor	41 min
Jun 18, 2:07 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Rensselaer, Saratoga, Schenectady, Washington	53 min
Jun 18, 2:23 PM EDT	Severe Thunderstorm Warning	ALY	Washington	25 min
Jun 18, 2:27 PM EDT	Severe Thunderstorm Warning	BTV	Orange, Rutland, Windsor	63 min
Jun 18, 2:49 PM EDT	Flash Flood Warning	ALY	Washington	111 min
Jun 18, 2:51 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer	39 min
Jun 18, 3:11 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Rensselaer	34 min
Jun 18, 3:40 PM EDT	Severe Thunderstorm Warning	ALY	Columbia	50 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 2.0 hours before the alert went out and 283 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 559 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 719 m above ground
0-6 km bulk shear: 77 kt
0-1 km storm-relative helicity: 239 m²/s²
0-3 km storm-relative helicity: 234 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 4.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 18, 9:31 AM EDT	Mesoscale Discussion	SPC	Sullivan	119 min
Jun 18, 1:25 PM EDT	Mesoscale Discussion	SPC	Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more	2 hr
Jun 18, 1:45 PM EDT	Tornado Watch	SPC	Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more	5 hr
Jun 18, 4:06 PM EDT	Mesoscale Discussion	SPC	Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 1 more	84 min
Jun 18, 7:58 AM EDT	Mesoscale Discussion	SPC	Allegany, Cattaraugus, Chautauqua, Erie, Genesee, Livingston and 4 more	2 hr

Nearby

Tornado Watches in New York, 2026 Tornado Watches in Vermont, 2026 Every tornado watch in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.