Weather alerts in New York, 2020
3,904 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Alerts
- 3,904
- Warnings
- 1,075
- Watches
- 152
- Advisories
- 774
- Busiest month
- July778 alerts
- Busiest day
- May 29, 2020121 alerts
Over time
By month
The alerts
3,904 alerts are too many to list on one page. Narrow it to a product above, to a month in the chart, or to a county.
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Nassau County235
- Queens County233
- Suffolk County229
- Erie County219
- Westchester County213
- Ulster County199
- Rensselaer County194
- Kings County192
- Delaware County185
- Albany County183
- Chautauqua County180
- Cayuga County180
- Columbia County179
- Greene County178
- Dutchess County175
- Saratoga County174
- Jefferson County171
- Orange County170
- Schoharie County166
- Schenectady County165
- Oswego County165
- Broome County159
- Oneida County152
- New York County151
- Montgomery County149
- Fulton County148
- Tioga County148
- Richmond County147
- Chenango County146
- Putnam County146
- Rockland County144
- Bronx County143
- Genesee County143
- Washington County143
- Otsego County139
- Wyoming County138
- Warren County137
- Madison County137
- Lewis County136
- Hamilton County135
22 more counties
- Sullivan County134
- Herkimer County130
- Cattaraugus County130
- Monroe County129
- Onondaga County129
- Tompkins County125
- Wayne County124
- Chemung County119
- Niagara County117
- Livingston County117
- Cortland County115
- Essex County109
- Ontario County106
- Steuben County106
- Seneca County103
- Orleans County101
- St. Lawrence County100
- Clinton County99
- Allegany County94
- Franklin County90
- Yates County90
- Schuyler County86
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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. Rebuilt daily.