Alert archive / New York / 2021
Weather alerts in New York, April 2021
114 weather alerts in April 2021, 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 April 2021. Tap one for its archive.
- Alerts
- 114
- Warnings
- 25
- Watches
- 8
- Advisories
- 33
- Busiest day
- April 21, 202127 alerts
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 1, 3:28 AM EDT | Freeze Watch | OKX | Bronx, Kings, Nassau, New York, Queens, Richmond | 12 hr |
| Apr 1, 12:17 PM EDT | Special Weather Statement | BUF | Niagara, Orleans | 88 min |
| Apr 1, 1:45 PM EDT | Special Weather Statement | BUF | Erie, Genesee, Livingston, Ontario, Orleans, Wyoming | 60 min |
| Apr 1, 2:47 PM EDT | Special Weather Statement | BUF | Erie, Genesee, Livingston, Ontario, Wyoming | 58 min |
| Apr 1, 3:18 PM EDT | Freeze Watch | OKX | Bronx, Kings, Nassau, New York, Queens, Richmond | 24 hr |
| Apr 1, 3:18 PM EDT | Freeze Warning | OKX | Bronx, Kings, Nassau, New York, Queens, Richmond | 19 hr |
| Apr 1, 3:47 PM EDT | Special Weather Statement | BUF | Cattaraugus, Chautauqua, Erie, Genesee, Livingston, Ontario and 1 more | 58 min |
| Apr 1, 4:43 PM EDT | Special Weather Statement | BUF | Allegany, Cattaraugus, Chautauqua, Erie, Livingston, Ontario and 1 more | 62 min |
| Apr 1, 8:26 PM EDT | Special Weather Statement | BGM | Cortland, Tioga | 34 min |
| Apr 1, 8:50 PM EDT | Special Weather Statement | ALY | Columbia | 40 min |
| Apr 1, 9:03 PM EDT | Special Weather Statement | BGM | Broome | 57 min |
| Apr 1, 9:31 PM EDT | Special Weather Statement | BGM | Cortland | 29 min |
| Apr 2, 3:28 PM EDT | Freeze Warning | OKX | Bronx, Kings, Nassau, New York, Queens, Richmond | 19 hr |
| Apr 4, 3:27 AM EDT | Small Craft Advisory | OKX | 39 hr | |
| Apr 4, 2:51 PM EDT | Fire Weather Watch | BTV | 14 hr | |
| Apr 8, 3:59 AM EDT | Small Craft Advisory | BUF | 19 hr | |
| Apr 10, 3:26 PM EDT | Small Craft Advisory | OKX | 68 hr | |
| Apr 10, 10:27 PM EDT | Marine Dense Fog Advisory | OKX | 14 hr | |
| Apr 11, 2:40 AM EDT | Dense Fog Advisory | OKX | Bronx, Kings, Nassau, New York, Queens, Richmond and 2 more | 7 hr |
| Apr 11, 2:03 PM EDT | Small Craft Advisory | BUF | 6 hr | |
| Apr 11, 3:19 PM EDT | Coastal Flood Statement | OKX | Kings, Nassau, Queens, Richmond | 7 hr |
| Apr 12, 12:55 AM EDT | Areal Flood Advisory | BUF | Monroe | 24 hr |
| Apr 12, 6:00 AM EDT | Coastal Flood Statement | OKX | Kings, Nassau, Queens, Richmond | 17 hr |
| Apr 12, 10:21 AM EDT | Small Craft Advisory | BUF | 9 hr | |
| Apr 13, 4:15 AM EDT | Dense Fog Advisory | BUF | Chautauqua, Erie, Niagara | 6 hr |
| Apr 15, 3:29 AM EDT | Small Craft Advisory | OKX | 48 hr | |
| Apr 15, 3:30 AM EDT | Winter Weather Advisory | BTV | Essex | 40 hr |
| Apr 15, 4:03 AM EDT | Winter Weather Advisory | ALY | Albany, Fulton, Greene, Hamilton, Herkimer, Rensselaer and 1 more | 40 hr |
| Apr 15, 1:29 PM EDT | Small Craft Advisory | BUF | 36 hr | |
| Apr 18, 3:04 PM EDT | Special Weather Statement | BTV | Essex | 41 min |
| Apr 18, 3:47 PM EDT | Special Weather Statement | BTV | St. Lawrence | 28 min |
| Apr 19, 4:26 PM EDT | Small Craft Advisory | BUF | 30 hr | |
| Apr 20, 3:50 AM EDT | Gale Watch | OKX | 11 hr | |
| Apr 20, 3:50 AM EDT | Small Craft Advisory | OKX | 36 hr | |
| Apr 20, 4:13 AM EDT | Winter Weather Advisory | BUF | Allegany, Cattaraugus, Chautauqua, Erie, Genesee, Jefferson and 6 more | 35 hr |
| Apr 20, 2:35 PM EDT | Gale Warning | OKX | 53 hr | |
| Apr 20, 3:19 PM EDT | Winter Weather Advisory | BTV | Clinton, Franklin, St. Lawrence | 29 hr |
| Apr 20, 8:48 PM EDT | Freeze Watch | OKX | Orange, Putnam | 7 hr |
| Apr 20, 9:54 PM EDT | Winter Weather Advisory | ALY | Hamilton, Herkimer | 18 hr |
| Apr 21, 3:41 AM EDT | Freeze Warning | OKX | Orange, Putnam, Rockland, Westchester | 29 hr |
| Apr 21, 4:44 AM EDT | Small Craft Advisory | BUF | 3 days | |
| Apr 21, 10:58 AM EDT | Special Weather Statement | OKX | Nassau | 47 min |
| Apr 21, 11:49 AM EDT | Mesoscale Discussion | SPC | Bronx, Columbia, Dutchess, Greene, Kings, Nassau and 9 more | 2 hr |
| Apr 21, 12:28 PM EDT | Severe Thunderstorm Watch | SPC | Bronx, Columbia, Dutchess, Kings, Nassau, New York and 7 more | 5 hr |
| Apr 21, 12:49 PM EDT | Special Weather Statement | BGM | Sullivan | 26 min |
| Apr 21, 12:52 PM EDT | Special Weather Statement | OKX | Suffolk | 23 min |
| Apr 21, 1:02 PM EDT | Special Weather Statement | ALY | Ulster | 43 min |
| Apr 21, 1:23 PM EDT | Special Weather Statement | OKX | Orange, Rockland | 67 min |
| Apr 21, 1:41 PM EDT | Severe Thunderstorm Warning | OKX | Orange, Rockland | 64 min |
| Apr 21, 1:57 PM EDT | Special Weather Statement | ALY | Dutchess | 33 min |
| Apr 21, 2:04 PM EDT | Severe Thunderstorm Warning | ALY | Dutchess, Ulster | 41 min |
| Apr 21, 2:05 PM EDT | Special Weather Statement | OKX | Bronx, Kings, Nassau, New York, Putnam, Queens and 2 more | 85 min |
| Apr 21, 2:10 PM EDT | Severe Thunderstorm Warning | OKX | Putnam | 50 min |
| Apr 21, 2:12 PM EDT | Severe Thunderstorm Warning | OKX | Bronx, Nassau, New York, Queens, Westchester | 48 min |
| Apr 21, 2:14 PM EDT | Special Marine Warning | OKX | 61 min | |
| Apr 21, 2:20 PM EDT | Special Weather Statement | ALY | Fulton, Montgomery, Schoharie | 55 min |
| Apr 21, 2:28 PM EDT | Severe Thunderstorm Warning | OKX | Westchester | 47 min |
| Apr 21, 2:34 PM EDT | Special Marine Warning | OKX | 86 min | |
| Apr 21, 2:41 PM EDT | Severe Thunderstorm Warning | ALY | Dutchess | 64 min |
| Apr 21, 2:47 PM EDT | Tornado Warning | ALY | Dutchess | 28 min |
| Apr 21, 2:53 PM EDT | Severe Thunderstorm Warning | OKX | Putnam, Westchester | 67 min |
| Apr 21, 2:56 PM EDT | Mesoscale Discussion | SPC | Nassau, Suffolk | 94 min |
| Apr 21, 3:07 PM EDT | Special Marine Warning | OKX | 113 min | |
| Apr 21, 3:17 PM EDT | Severe Thunderstorm Warning | OKX | Nassau, Suffolk | 19 min |
| Apr 22, 5:48 AM EDT | Special Weather Statement | BGM | Broome | 57 min |
| Apr 22, 9:40 AM EDT | Freeze Watch | OKX | Orange, Putnam | 7 hr |
| Apr 22, 4:11 PM EDT | Freeze Warning | OKX | Orange, Putnam, Rockland, Westchester | 17 hr |
| Apr 22, 7:38 PM EDT | Small Craft Advisory | OKX | 27 hr | |
| Apr 23, 4:29 AM EDT | Small Craft Advisory | BUF | 21 hr | |
| Apr 24, 1:49 PM EDT | Small Craft Advisory | BUF | 48 hr | |
| Apr 24, 3:32 PM EDT | Small Craft Advisory | OKX | 54 hr | |
| Apr 26, 7:02 PM EDT | Small Craft Advisory | OKX | 3 hr | |
| Apr 28, 12:06 AM EDT | Special Weather Statement | ALY | Albany | 39 min |
| Apr 28, 3:54 AM EDT | Coastal Flood Statement | OKX | Nassau, Queens, Westchester | 23 hr |
| Apr 28, 1:06 PM EDT | Mesoscale Discussion | SPC | Allegany, Cattaraugus, Cayuga, Chautauqua, Chemung, Cortland and 14 more | 114 min |
| Apr 28, 1:33 PM EDT | Special Marine Warning | BUF | 47 min | |
| Apr 28, 1:54 PM EDT | Special Weather Statement | BUF | Monroe, Wayne | 51 min |
| Apr 28, 3:45 PM EDT | Special Weather Statement | BGM | Seneca | 30 min |
| Apr 28, 3:56 PM EDT | Special Weather Statement | BUF | Allegany | 34 min |
| Apr 28, 4:26 PM EDT | Special Weather Statement | BGM | Steuben | 49 min |
| Apr 28, 4:42 PM EDT | Special Weather Statement | BGM | Chenango | 33 min |
| Apr 28, 6:12 PM EDT | Special Weather Statement | ALY | Ulster | 33 min |
| Apr 28, 6:26 PM EDT | Special Weather Statement | BGM | Broome | 34 min |
| Apr 28, 7:18 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 42 min |
| Apr 28, 7:19 PM EDT | Special Weather Statement | OKX | Putnam | 26 min |
| Apr 28, 7:56 PM EDT | Special Weather Statement | OKX | Orange | 49 min |
| Apr 28, 7:57 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 33 min |
| Apr 28, 8:23 PM EDT | Special Weather Statement | OKX | Rockland, Westchester | 52 min |
| Apr 28, 8:39 PM EDT | Special Weather Statement | OKX | Rockland | 51 min |
| Apr 28, 8:42 PM EDT | Special Weather Statement | BUF | Cattaraugus | 33 min |
| Apr 28, 8:45 PM EDT | Severe Thunderstorm Warning | OKX | Orange, Rockland | 30 min |
| Apr 28, 8:59 PM EDT | Special Weather Statement | OKX | Suffolk | 31 min |
| Apr 28, 9:13 PM EDT | Special Weather Statement | OKX | Bronx, New York, Queens | 32 min |
| Apr 28, 9:17 PM EDT | Special Weather Statement | OKX | Suffolk | 43 min |
| Apr 28, 9:26 PM EDT | Special Marine Warning | OKX | 64 min | |
| Apr 29, 3:47 AM EDT | Coastal Flood Statement | OKX | Kings, Nassau, Richmond, Suffolk | 23 hr |
| Apr 29, 3:47 AM EDT | Coastal Flood Advisory | OKX | Nassau, Queens, Westchester | 23 hr |
| Apr 29, 4:26 AM EDT | Gale Watch | OKX | 11 hr | |
| Apr 29, 4:26 AM EDT | Small Craft Advisory | OKX | 26 hr | |
| Apr 29, 2:24 PM EDT | Small Craft Advisory | BUF | 44 hr | |
| Apr 29, 2:24 PM EDT | Wind Advisory | BUF | Allegany, Cayuga, Genesee, Livingston, Monroe, Niagara and 5 more | 31 hr |
| Apr 29, 3:30 PM EDT | Wind Advisory | OKX | Bronx, Kings, Nassau, New York, Orange, Putnam and 5 more | 36 hr |
| Apr 29, 3:33 PM EDT | Gale Warning | OKX | 38 hr | |
| Apr 29, 3:35 PM EDT | Wind Advisory | ALY | Albany, Columbia, Dutchess, Fulton, Greene, Hamilton and 9 more | 34 hr |
| Apr 29, 3:37 PM EDT | Wind Advisory | BGM | Broome, Cayuga, Chemung, Chenango, Cortland, Delaware and 11 more | 34 hr |
| Apr 29, 6:33 PM EDT | Areal Flood Advisory | BGM | Broome, Chenango, Delaware, Tioga | 3 hr |
| Apr 29, 6:58 PM EDT | Areal Flood Advisory | BGM | Chemung, Schuyler, Steuben, Tioga, Tompkins | 4 hr |
| Apr 29, 7:41 PM EDT | Special Weather Statement | BGM | Sullivan | 64 min |
| Apr 30, 1:40 AM EDT | Gale Warning | BUF | 20 hr | |
| Apr 30, 3:45 AM EDT | High Wind Warning | ALY | Albany, Fulton, Greene, Herkimer, Montgomery, Rensselaer and 3 more | 11 hr |
| Apr 30, 2:32 PM EDT | Special Weather Statement | OKX | Kings, Richmond | 28 min |
| Apr 30, 4:03 PM EDT | Special Weather Statement | OKX | Nassau | 27 min |
| Apr 30, 4:05 PM EDT | Special Weather Statement | OKX | Suffolk | 10 min |
| Apr 30, 7:04 PM EDT | Special Weather Statement | OKX | Kings, Richmond | 41 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 11 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 3 |
| Special Weather Statement | 41 |
| Flooding | |
| Areal Flood Advisory | 3 |
| Winter | |
| Winter Weather Advisory | 5 |
| Cold | |
| Freeze Warning | 4 |
| Freeze Watch | 4 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 4 |
| Fire | |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
| Coast and beach | |
| Coastal Flood Advisory | 1 |
| Coastal Flood Statement | 4 |
| Marine | |
| Gale Warning | 3 |
| Special Marine Warning | 5 |
| Gale Watch | 2 |
| Marine Dense Fog Advisory | 1 |
| Small Craft Advisory | 17 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Nassau County19
- Queens County15
- Kings County14
- Richmond County14
- Westchester County13
- Bronx County11
- New York County11
- Orange County11
- Putnam County11
- Suffolk County10
- Rockland County10
- Erie County7
- Livingston County7
- Wyoming County7
- Dutchess County7
- Genesee County6
- Ontario County6
- Cattaraugus County5
- Chautauqua County5
- Allegany County5
- Tioga County5
- Broome County5
- Monroe County5
- Ulster County5
- Sullivan County5
- Niagara County4
- Orleans County4
- Cortland County4
- Columbia County4
- Albany County4
- Fulton County4
- Greene County4
- Herkimer County4
- Rensselaer County4
- Steuben County4
- Hamilton County3
- Montgomery County3
- Schoharie County3
- Cayuga County3
- Chemung County3
22 more counties
- Schuyler County3
- Seneca County3
- Tompkins County3
- Wayne County3
- Chenango County3
- Essex County2
- Warren County2
- St. Lawrence County2
- Onondaga County2
- Yates County2
- Saratoga County2
- Schenectady County2
- Delaware County2
- Jefferson County1
- Lewis County1
- Clinton County1
- Franklin County1
- Oswego County1
- Washington County1
- Madison County1
- Oneida County1
- Otsego County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.