Alert archive / New York / Severe Thunderstorm Warnings / 2017

Severe Thunderstorm Warnings in New York, May 2017

103 severe thunderstorm warnings in May 2017. 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 May 2017. Tap one for its archive.

Severe Thunderstorm Warnings: 103
Busiest day: May 18, 201730 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
Apr 30, 10:34 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Niagara	41 min
May 1, 2:20 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	55 min
May 1, 3:00 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Niagara	60 min
May 1, 3:06 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Chautauqua, Erie	54 min
May 1, 3:47 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Genesee, Niagara, Orleans, Wyoming	58 min
May 1, 3:50 PM EDT	Severe Thunderstorm Warning	BUF	Allegany, Cattaraugus	55 min
May 1, 4:16 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Livingston, Monroe, Orleans, Wyoming	14 min
May 1, 4:24 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Livingston, Monroe, Orleans, Wyoming	51 min
May 1, 4:28 PM EDT	Severe Thunderstorm Warning	BUF	Allegany, Livingston	62 min
May 1, 4:52 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Monroe, Ontario, Wayne	53 min
May 1, 4:55 PM EDT	Severe Thunderstorm Warning	BGM	Steuben	50 min
May 1, 5:02 PM EDT	Severe Thunderstorm Warning	BGM	Steuben, Yates	43 min
May 1, 5:36 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Oswego	54 min
May 1, 5:40 PM EDT	Severe Thunderstorm Warning	BGM	Chemung, Schuyler, Seneca, Steuben, Yates	50 min
May 1, 5:42 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Seneca, Steuben, Yates	48 min
May 1, 5:46 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Ontario, Wayne	59 min
May 1, 6:09 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis, Oswego	66 min
May 1, 6:14 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Cortland, Onondaga, Schuyler, Seneca, Tompkins	46 min
May 1, 6:24 PM EDT	Severe Thunderstorm Warning	BGM	Chemung, Cortland, Schuyler, Steuben, Tioga, Tompkins	66 min
May 1, 6:30 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Madison, Oneida, Onondaga	60 min
May 1, 6:49 PM EDT	Severe Thunderstorm Warning	BGM	Cortland, Madison, Oneida, Onondaga	56 min
May 1, 6:51 PM EDT	Severe Thunderstorm Warning	BTV	Franklin, St. Lawrence	54 min
May 1, 7:14 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Chenango, Cortland, Madison, Tioga, Tompkins	61 min
May 1, 7:16 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida	59 min
May 1, 7:21 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton, Herkimer	54 min
May 1, 7:39 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Herkimer, Montgomery	51 min
May 1, 7:43 PM EDT	Severe Thunderstorm Warning	BTV	Clinton, Essex, Franklin, St. Lawrence	62 min
May 1, 8:02 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Chenango, Delaware, Otsego	58 min
May 1, 8:13 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton, Warren	62 min
May 1, 8:22 PM EDT	Severe Thunderstorm Warning	BTV	Clinton, Essex, Franklin	53 min
May 1, 8:29 PM EDT	Severe Thunderstorm Warning	BGM	Delaware, Sullivan	61 min
May 1, 8:31 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Herkimer, Montgomery, Saratoga, Warren	44 min
May 1, 8:39 PM EDT	Severe Thunderstorm Warning	BGM	Delaware, Otsego	66 min
May 1, 8:49 PM EDT	Severe Thunderstorm Warning	ALY	Schoharie	41 min
May 1, 9:06 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Montgomery, Saratoga, Warren	22 min
May 1, 9:17 PM EDT	Severe Thunderstorm Warning	ALY	Greene, Ulster	28 min
May 1, 9:25 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Greene, Saratoga, Schenectady, Schoharie, Ulster	39 min
May 1, 9:55 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer, Washington	29 min
May 14, 4:32 PM EDT	Severe Thunderstorm Warning	BUF	Ontario	28 min
May 14, 4:54 PM EDT	Severe Thunderstorm Warning	OKX	Bronx, Kings, Nassau, New York, Queens, Richmond and 1 more	42 min
May 18, 1:38 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Chautauqua, Erie	52 min
May 18, 3:17 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Erie, Wyoming	43 min
May 18, 3:22 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Monroe, Ontario, Wayne	38 min
May 18, 3:57 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Ontario, Wyoming	48 min
May 18, 4:05 PM EDT	Severe Thunderstorm Warning	BUF	Ontario	40 min
May 18, 4:09 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Seneca	51 min
May 18, 4:33 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Herkimer, Montgomery	38 min
May 18, 4:39 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Seneca, Yates	51 min
May 18, 4:39 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Ontario	51 min
May 18, 4:49 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Onondaga	41 min
May 18, 5:13 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Cortland, Onondaga	47 min
May 18, 5:28 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis	47 min
May 18, 5:37 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Montgomery	38 min
May 18, 5:39 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Cortland, Madison, Onondaga	51 min
May 18, 5:41 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis, Oswego	64 min
May 18, 5:51 PM EDT	Severe Thunderstorm Warning	BUF	Oswego	39 min
May 18, 5:52 PM EDT	Severe Thunderstorm Warning	BGM	Onondaga	38 min
May 18, 5:53 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Cortland, Onondaga, Tompkins	52 min
May 18, 6:07 PM EDT	Severe Thunderstorm Warning	BTV	Essex	53 min
May 18, 6:09 PM EDT	Severe Thunderstorm Warning	BGM	Schuyler, Steuben, Yates	36 min
May 18, 6:11 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Saratoga, Warren	34 min
May 18, 6:12 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Madison, Oneida, Otsego	48 min
May 18, 6:17 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton, Herkimer	58 min
May 18, 6:17 PM EDT	Severe Thunderstorm Warning	ALY	Herkimer, Montgomery, Schoharie	43 min
May 18, 6:17 PM EDT	Severe Thunderstorm Warning	BUF	Lewis, Oswego	28 min
May 18, 6:29 PM EDT	Severe Thunderstorm Warning	BTV	Clinton, Essex, Franklin	61 min
May 18, 6:43 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton, Herkimer, Warren	47 min
May 18, 6:58 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Fulton, Montgomery, Saratoga, Schenectady, Schoharie	47 min
May 18, 7:10 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Saratoga, Warren, Washington	65 min
May 18, 7:45 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Rensselaer, Saratoga, Schenectady, Schoharie, Washington	45 min
May 18, 8:10 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer, Washington	65 min
May 18, 8:33 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Columbia, Greene, Rensselaer	42 min
May 18, 9:01 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Chautauqua	15 min
May 18, 10:20 PM EDT	Severe Thunderstorm Warning	BTV	Clinton, Franklin	40 min
May 18, 11:14 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Monroe, Ontario, Oswego, Wayne	46 min
May 18, 11:33 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Chautauqua, Erie	57 min
May 18, 11:48 PM EDT	Severe Thunderstorm Warning	ALY	Dutchess	57 min
May 19, 12:02 AM EDT	Severe Thunderstorm Warning	BUF	Livingston, Ontario, Wyoming	28 min
May 28, 6:11 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Chautauqua, Erie	49 min
May 28, 6:28 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Erie, Wyoming	47 min
May 28, 7:00 PM EDT	Severe Thunderstorm Warning	BUF	Erie	45 min
May 30, 1:15 PM EDT	Severe Thunderstorm Warning	BGM	Steuben	45 min
May 30, 1:27 PM EDT	Severe Thunderstorm Warning	BGM	Seneca, Yates	18 min
May 30, 1:34 PM EDT	Severe Thunderstorm Warning	BUF	Allegany, Cattaraugus, Erie, Livingston, Wyoming	30 min
May 30, 1:41 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Ontario, Wayne	49 min
May 30, 2:03 PM EDT	Severe Thunderstorm Warning	BUF	Allegany, Livingston	27 min
May 30, 2:10 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Oswego, Wayne	50 min
May 30, 2:12 PM EDT	Severe Thunderstorm Warning	BGM	Steuben	33 min
May 30, 2:21 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Ontario, Wayne	54 min
May 30, 4:45 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida	29 min
May 31, 2:30 PM EDT	Severe Thunderstorm Warning	BTV	Essex	45 min
May 31, 3:27 PM EDT	Severe Thunderstorm Warning	ALY	Warren, Washington	33 min
May 31, 3:34 PM EDT	Severe Thunderstorm Warning	ALY	Warren, Washington	41 min
May 31, 4:06 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Montgomery, Rensselaer, Saratoga, Schenectady, Washington	54 min
May 31, 4:14 PM EDT	Severe Thunderstorm Warning	ALY	Saratoga, Warren, Washington	51 min
May 31, 4:25 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Columbia, Greene, Rensselaer	65 min
May 31, 4:52 PM EDT	Severe Thunderstorm Warning	BGM	Chemung, Schuyler, Tioga, Tompkins	38 min
May 31, 4:59 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Greene	46 min
May 31, 5:00 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer, Washington	60 min
May 31, 5:27 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Tioga, Tompkins	33 min
May 31, 6:03 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Dutchess, Ulster	57 min
May 31, 6:44 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Dutchess, Ulster	61 min
May 31, 7:59 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Delaware	46 min

By county

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

18 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2016 2018

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.