Alert archive / New York / Severe Thunderstorm Warnings / 2021

Severe Thunderstorm Warnings in New York, June 2021

174 severe thunderstorm warnings in June 2021. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.

Severe Thunderstorm Warnings by county

Each county as a circle sized by its count in June 2021. Tap one for its archive.

Severe Thunderstorm Warnings: 174
Busiest day: June 21, 202160 severe thunderstorm warnings

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.

Issued	Product	Office	Counties	Lasted
Jun 3, 5:05 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Cortland	25 min
Jun 3, 5:31 PM EDT	Severe Thunderstorm Warning	BGM	Chenango	29 min
Jun 3, 6:17 PM EDT	Severe Thunderstorm Warning	BGM	Oneida	58 min
Jun 4, 3:43 PM EDT	Severe Thunderstorm Warning	OKX	Bronx, Kings, Nassau, New York, Queens, Richmond and 1 more	47 min
Jun 4, 4:19 PM EDT	Severe Thunderstorm Warning	OKX	Bronx, Kings, Nassau, Queens, Suffolk, Westchester	41 min
Jun 8, 1:16 PM EDT	Severe Thunderstorm Warning	ALY	Dutchess, Ulster	59 min
Jun 8, 1:28 PM EDT	Severe Thunderstorm Warning	OKX	Orange	62 min
Jun 8, 2:07 PM EDT	Severe Thunderstorm Warning	OKX	Putnam, Westchester	38 min
Jun 8, 2:40 PM EDT	Severe Thunderstorm Warning	OKX	Rockland, Westchester	35 min
Jun 8, 3:10 PM EDT	Severe Thunderstorm Warning	OKX	Bronx, Rockland, Westchester	50 min
Jun 8, 3:29 PM EDT	Severe Thunderstorm Warning	OKX	Bronx, Kings, New York, Queens, Richmond	46 min
Jun 8, 4:15 PM EDT	Severe Thunderstorm Warning	OKX	Bronx, Kings, Nassau, New York, Queens, Richmond	43 min
Jun 9, 2:50 PM EDT	Severe Thunderstorm Warning	BUF	Allegany	25 min
Jun 9, 3:02 PM EDT	Severe Thunderstorm Warning	BUF	Allegany, Cattaraugus	43 min
Jun 9, 3:18 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus	57 min
Jun 9, 3:32 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Chenango	40 min
Jun 9, 4:14 PM EDT	Severe Thunderstorm Warning	BUF	Allegany	61 min
Jun 9, 5:13 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	47 min
Jun 9, 5:40 PM EDT	Severe Thunderstorm Warning	BGM	Sullivan	50 min
Jun 9, 5:44 PM EDT	Severe Thunderstorm Warning	OKX	Orange	24 min
Jun 9, 5:56 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Chautauqua	33 min
Jun 9, 6:13 PM EDT	Severe Thunderstorm Warning	BGM	Sullivan	32 min
Jun 13, 6:42 PM EDT	Severe Thunderstorm Warning	BUF	Niagara	63 min
Jun 13, 7:23 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Niagara	35 min
Jun 13, 7:42 PM EDT	Severe Thunderstorm Warning	BGM	Steuben	33 min
Jun 13, 8:05 PM EDT	Severe Thunderstorm Warning	BGM	Steuben	40 min
Jun 13, 8:22 PM EDT	Severe Thunderstorm Warning	BGM	Schuyler, Seneca, Steuben, Tompkins, Yates	38 min
Jun 13, 8:43 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Chemung, Schuyler, Seneca, Steuben, Tioga and 2 more	47 min
Jun 13, 9:43 PM EDT	Severe Thunderstorm Warning	BGM	Schuyler, Tompkins	27 min
Jun 14, 12:04 AM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis	56 min
Jun 14, 12:18 AM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Onondaga	27 min
Jun 14, 1:00 AM EDT	Severe Thunderstorm Warning	BGM	Oneida	45 min
Jun 14, 1:08 AM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida, Onondaga	30 min
Jun 14, 1:41 AM EDT	Severe Thunderstorm Warning	BGM	Oneida	34 min
Jun 14, 11:12 AM EDT	Severe Thunderstorm Warning	ALY	Albany, Montgomery, Schenectady, Schoharie	33 min
Jun 14, 2:18 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Herkimer, Montgomery	57 min
Jun 14, 2:47 PM EDT	Severe Thunderstorm Warning	BGM	Otsego	43 min
Jun 14, 2:53 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Herkimer, Montgomery	52 min
Jun 14, 2:53 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida	38 min
Jun 14, 3:30 PM EDT	Severe Thunderstorm Warning	BGM	Otsego	45 min
Jun 14, 3:55 PM EDT	Severe Thunderstorm Warning	BGM	Otsego	50 min
Jun 14, 3:57 PM EDT	Severe Thunderstorm Warning	BTV	Franklin	48 min
Jun 14, 4:17 PM EDT	Severe Thunderstorm Warning	ALY	Schoharie	58 min
Jun 14, 5:02 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Greene, Schoharie	58 min
Jun 14, 5:38 PM EDT	Severe Thunderstorm Warning	BGM	Sullivan	37 min
Jun 20, 6:40 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Chautauqua	35 min
Jun 20, 9:18 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Livingston, Monroe, Wyoming	42 min
Jun 20, 9:55 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Monroe, Ontario, Wayne	39 min
Jun 20, 11:23 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	52 min
Jun 21, 12:17 AM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Chautauqua, Erie	43 min
Jun 21, 2:41 AM EDT	Severe Thunderstorm Warning	BGM	Steuben	34 min
Jun 21, 5:48 AM EDT	Severe Thunderstorm Warning	BUF	Livingston, Ontario	42 min
Jun 21, 6:25 AM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Ontario, Wayne	50 min
Jun 21, 7:25 AM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis, Oswego	50 min
Jun 21, 1:31 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson	43 min
Jun 21, 1:41 PM EDT	Severe Thunderstorm Warning	BTV	Franklin, St. Lawrence	49 min
Jun 21, 1:53 PM EDT	Severe Thunderstorm Warning	BUF	Lewis	67 min
Jun 21, 2:07 PM EDT	Severe Thunderstorm Warning	BGM	Cortland, Madison, Onondaga	53 min
Jun 21, 2:18 PM EDT	Severe Thunderstorm Warning	BUF	Erie	42 min
Jun 21, 2:18 PM EDT	Severe Thunderstorm Warning	BUF	Lewis	42 min
Jun 21, 2:33 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton, Herkimer	42 min
Jun 21, 2:35 PM EDT	Severe Thunderstorm Warning	BTV	Franklin, St. Lawrence	55 min
Jun 21, 2:44 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Genesee, Wyoming	46 min
Jun 21, 3:03 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton	42 min
Jun 21, 3:07 PM EDT	Severe Thunderstorm Warning	BUF	Allegany, Cattaraugus	53 min
Jun 21, 3:13 PM EDT	Severe Thunderstorm Warning	BTV	Essex	62 min
Jun 21, 3:18 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Livingston, Monroe, Ontario, Wyoming	57 min
Jun 21, 3:25 PM EDT	Severe Thunderstorm Warning	BTV	Clinton, Essex, Franklin, St. Lawrence	54 min
Jun 21, 3:26 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Cortland, Onondaga, Tompkins	64 min
Jun 21, 3:29 PM EDT	Severe Thunderstorm Warning	BGM	Steuben	61 min
Jun 21, 3:33 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida	42 min
Jun 21, 3:33 PM EDT	Severe Thunderstorm Warning	BGM	Oneida	26 min
Jun 21, 3:34 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton, Warren	41 min
Jun 21, 3:41 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton	34 min
Jun 21, 3:55 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Ontario	50 min
Jun 21, 3:58 PM EDT	Severe Thunderstorm Warning	BUF	Monroe, Ontario, Wayne	47 min
Jun 21, 4:10 PM EDT	Severe Thunderstorm Warning	BGM	Cortland, Madison, Oneida, Onondaga	35 min
Jun 21, 4:14 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton, Warren	46 min
Jun 21, 4:16 PM EDT	Severe Thunderstorm Warning	BGM	Schuyler, Seneca, Steuben, Yates	44 min
Jun 21, 4:35 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Oswego, Wayne	55 min
Jun 21, 4:37 PM EDT	Severe Thunderstorm Warning	ALY	Warren, Washington	23 min
Jun 21, 4:40 PM EDT	Severe Thunderstorm Warning	BTV	Essex	65 min
Jun 21, 4:41 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida, Onondaga	64 min
Jun 21, 4:42 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Chemung, Schuyler, Seneca, Steuben, Tompkins	48 min
Jun 21, 4:48 PM EDT	Severe Thunderstorm Warning	ALY	Warren, Washington	42 min
Jun 21, 4:53 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Onondaga	67 min
Jun 21, 5:02 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis, Oswego	58 min
Jun 21, 5:03 PM EDT	Severe Thunderstorm Warning	ALY	Warren, Washington	27 min
Jun 21, 5:12 PM EDT	Severe Thunderstorm Warning	BTV	Essex	63 min
Jun 21, 5:18 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Cayuga, Chemung, Cortland, Tioga, Tompkins	42 min
Jun 21, 5:21 PM EDT	Severe Thunderstorm Warning	ALY	Warren, Washington	39 min
Jun 21, 5:26 PM EDT	Severe Thunderstorm Warning	BUF	Lewis	64 min
Jun 21, 5:28 PM EDT	Severe Thunderstorm Warning	BGM	Oneida	47 min
Jun 21, 5:34 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Chenango, Cortland, Madison, Onondaga	56 min
Jun 21, 5:54 PM EDT	Severe Thunderstorm Warning	ALY	Washington	36 min
Jun 21, 5:59 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Chenango, Cortland, Tioga, Tompkins	61 min
Jun 21, 6:05 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Cortland, Madison, Oneida, Onondaga	55 min
Jun 21, 6:18 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton, Herkimer	57 min
Jun 21, 6:21 PM EDT	Severe Thunderstorm Warning	BUF	Lewis	26 min
Jun 21, 6:28 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Herkimer	62 min
Jun 21, 6:56 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Otsego	64 min
Jun 21, 7:28 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Saratoga, Warren	62 min
Jun 21, 7:35 PM EDT	Severe Thunderstorm Warning	BGM	Delaware	40 min
Jun 21, 7:47 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Delaware, Otsego	39 min
Jun 21, 7:56 PM EDT	Severe Thunderstorm Warning	BGM	Sullivan	64 min
Jun 21, 7:57 PM EDT	Severe Thunderstorm Warning	ALY	Warren, Washington	34 min
Jun 21, 8:12 PM EDT	Severe Thunderstorm Warning	ALY	Greene, Schoharie	51 min
Jun 21, 8:22 PM EDT	Severe Thunderstorm Warning	BGM	Delaware, Sullivan	38 min
Jun 21, 8:29 PM EDT	Severe Thunderstorm Warning	ALY	Warren, Washington	43 min
Jun 21, 8:37 PM EDT	Severe Thunderstorm Warning	ALY	Greene, Ulster	53 min
Jun 21, 8:43 PM EDT	Severe Thunderstorm Warning	ALY	Montgomery, Saratoga, Schenectady	62 min
Jun 21, 8:47 PM EDT	Severe Thunderstorm Warning	OKX	Orange	43 min
Jun 21, 8:49 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Schenectady, Schoharie	30 min
Jun 21, 9:11 PM EDT	Severe Thunderstorm Warning	BGM	Sullivan	19 min
Jun 21, 9:15 PM EDT	Severe Thunderstorm Warning	ALY	Washington	60 min
Jun 21, 9:26 PM EDT	Severe Thunderstorm Warning	OKX	Orange, Putnam, Rockland, Westchester	49 min
Jun 21, 9:44 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Rensselaer, Saratoga	61 min
Jun 21, 9:49 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Dutchess, Greene, Ulster	56 min
Jun 28, 5:15 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida, Onondaga	30 min
Jun 28, 5:45 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida, Onondaga	45 min
Jun 28, 6:09 PM EDT	Severe Thunderstorm Warning	BUF	Allegany, Cattaraugus	66 min
Jun 28, 6:20 PM EDT	Severe Thunderstorm Warning	BGM	Oneida	40 min
Jun 29, 2:12 PM EDT	Severe Thunderstorm Warning	ALY	Columbia	22 min
Jun 29, 2:29 PM EDT	Severe Thunderstorm Warning	BGM	Onondaga	31 min
Jun 29, 2:49 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Erie, Wyoming	56 min
Jun 29, 3:10 PM EDT	Severe Thunderstorm Warning	BGM	Onondaga	35 min
Jun 29, 3:18 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Wyoming	45 min
Jun 29, 3:41 PM EDT	Severe Thunderstorm Warning	ALY	Washington	13 min
Jun 29, 3:41 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida, Onondaga	34 min
Jun 29, 4:04 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida	26 min
Jun 29, 4:40 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida	35 min
Jun 29, 4:42 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Rensselaer	63 min
Jun 29, 5:09 PM EDT	Severe Thunderstorm Warning	BGM	Seneca, Yates	51 min
Jun 29, 5:15 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Rensselaer	60 min
Jun 29, 5:26 PM EDT	Severe Thunderstorm Warning	BGM	Otsego	34 min
Jun 29, 5:28 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Onondaga, Schuyler, Seneca, Steuben, Tompkins and 1 more	62 min
Jun 29, 5:57 PM EDT	Severe Thunderstorm Warning	ALY	Montgomery, Schenectady, Schoharie	63 min
Jun 29, 6:00 PM EDT	Severe Thunderstorm Warning	BGM	Otsego	27 min
Jun 29, 6:01 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Genesee, Wyoming	29 min
Jun 29, 6:16 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Cortland, Onondaga, Tompkins	44 min
Jun 29, 6:53 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Schenectady, Schoharie	52 min
Jun 29, 6:54 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Cortland	31 min
Jun 29, 7:45 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Columbia, Greene, Rensselaer	60 min
Jun 29, 11:05 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Greene, Ulster	32 min
Jun 30, 12:25 AM EDT	Severe Thunderstorm Warning	BGM	Chemung, Schuyler, Steuben	34 min
Jun 30, 11:30 AM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Oswego	45 min
Jun 30, 11:34 AM EDT	Severe Thunderstorm Warning	BGM	Onondaga	56 min
Jun 30, 12:19 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida, Onondaga	41 min
Jun 30, 12:46 PM EDT	Severe Thunderstorm Warning	BTV	Essex	59 min
Jun 30, 12:58 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida	38 min
Jun 30, 1:22 PM EDT	Severe Thunderstorm Warning	ALY	Herkimer	38 min
Jun 30, 1:37 PM EDT	Severe Thunderstorm Warning	BTV	Essex	53 min
Jun 30, 1:41 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Herkimer	49 min
Jun 30, 2:07 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Seneca	38 min
Jun 30, 2:15 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Ontario	35 min
Jun 30, 2:18 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Montgomery, Saratoga, Schenectady, Warren	42 min
Jun 30, 2:25 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida, Onondaga	50 min
Jun 30, 2:54 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer, Saratoga, Schenectady, Washington	36 min
Jun 30, 3:08 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Madison, Otsego	52 min
Jun 30, 3:24 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer, Washington	30 min
Jun 30, 3:28 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Chemung, Chenango, Cortland, Madison, Otsego and 3 more	47 min
Jun 30, 3:35 PM EDT	Severe Thunderstorm Warning	ALY	Columbia	40 min
Jun 30, 4:01 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer	27 min
Jun 30, 4:12 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Otsego	43 min
Jun 30, 4:47 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Schoharie	43 min
Jun 30, 4:50 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Chenango, Delaware, Otsego, Tioga	40 min
Jun 30, 5:34 PM EDT	Severe Thunderstorm Warning	ALY	Columbia	56 min
Jun 30, 5:49 PM EDT	Severe Thunderstorm Warning	BGM	Delaware, Sullivan	41 min
Jun 30, 6:12 PM EDT	Severe Thunderstorm Warning	ALY	Dutchess	48 min
Jun 30, 6:26 PM EDT	Severe Thunderstorm Warning	BGM	Sullivan	19 min
Jun 30, 6:32 PM EDT	Severe Thunderstorm Warning	ALY	Ulster	28 min
Jun 30, 6:34 PM EDT	Severe Thunderstorm Warning	ALY	Dutchess, Ulster	41 min
Jun 30, 7:08 PM EDT	Severe Thunderstorm Warning	ALY	Dutchess	67 min
Jun 30, 7:12 PM EDT	Severe Thunderstorm Warning	OKX	Orange	48 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

21 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2020 2022

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.