Alert archive / New York / Jefferson County
Weather alerts in Jefferson County, New York, 2021
117 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Jefferson County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 117
- Warnings
- 30
- Watches
- 13
- Advisories
- 25
- Busiest month
- July27 alerts
- Busiest day
- June 21, 20217 alerts
Over time
By month
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 | Lasted |
|---|---|---|---|
| Jan 14, 2:47 PM EST | Winter Storm Watch | BUF | 23 hr |
| Jan 15, 1:35 PM EST | Winter Storm Warning | BUF | 52 hr |
| Jan 18, 3:25 AM EST | Winter Storm Watch | BUF | 10 hr |
| Jan 18, 1:28 PM EST | Lake Effect Snow Warning | BUF | 41 hr |
| Jan 19, 9:09 AM EST | Special Weather Statement | BUF | 51 min |
| Jan 21, 3:29 AM EST | Lake Effect Snow Warning | BUF | 24 hr |
| Jan 22, 3:25 AM EST | Lake Effect Snow Warning | BUF | 10 hr |
| Jan 25, 3:22 AM EST | Winter Weather Advisory | BUF | 51 hr |
| Jan 28, 3:32 AM EST | Wind Chill Advisory | BUF | 32 hr |
| Feb 1, 3:45 AM EST | Winter Weather Advisory | BUF | 48 hr |
| Feb 2, 9:40 AM EST | Special Weather Statement | BUF | 80 min |
| Feb 2, 2:07 PM EST | Winter Storm Warning | BUF | 20 hr |
| Feb 3, 2:38 PM EST | Winter Storm Watch | BUF | 44 hr |
| Feb 4, 2:24 PM EST | Lake Effect Snow Warning | BUF | 55 hr |
| Feb 4, 2:24 PM EST | Winter Weather Advisory | BUF | 55 hr |
| Feb 6, 4:55 AM EST | Special Weather Statement | BUF | 50 min |
| Feb 6, 4:41 PM EST | Special Weather Statement | BUF | 49 min |
| Feb 11, 7:32 PM EST | Wind Chill Advisory | BUF | 13 hr |
| Feb 13, 2:53 PM EST | Winter Storm Watch | BUF | 24 hr |
| Feb 14, 3:12 PM EST | Winter Storm Warning | BUF | 42 hr |
| Feb 15, 8:06 PM EST | Mesoscale Discussion | SPC | 5 hr |
| Feb 21, 1:41 PM EST | Winter Weather Advisory | BUF | 33 hr |
| Feb 28, 6:44 PM EST | Wind Advisory | BUF | 30 hr |
| Mar 25, 2:12 PM EDT | Wind Advisory | BUF | 29 hr |
| Mar 26, 10:13 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 26, 10:44 AM EDT | Severe Thunderstorm Warning | BUF | 61 min |
| Mar 27, 4:13 PM EDT | Flood Watch | BUF | 20 hr |
| Mar 28, 4:00 AM EDT | Wind Advisory | BUF | 27 hr |
| Mar 28, 12:22 PM EDT | River Flood Warning | BUF | 31 hr |
| Mar 28, 2:56 PM EDT | Special Weather Statement | BUF | 34 min |
| Mar 30, 2:51 PM EDT | Winter Storm Watch | BUF | 13 hr |
| Mar 31, 3:57 AM EDT | Winter Storm Warning | BUF | 16 hr |
| Apr 20, 4:13 AM EDT | Winter Weather Advisory | BUF | 35 hr |
| May 10, 1:06 PM EDT | Frost Advisory | BUF | 17 hr |
| May 12, 3:30 AM EDT | Frost Advisory | BUF | 29 hr |
| May 27, 3:31 AM EDT | Frost Advisory | BUF | 24 hr |
| Jun 5, 4:29 AM EDT | Beach Hazards Statement | BUF | 18 hr |
| Jun 13, 11:45 PM EDT | Special Weather Statement | BUF | 30 min |
| Jun 14, 12:04 AM EDT | Severe Thunderstorm Warning | BUF | 56 min |
| Jun 21, 4:28 AM EDT | Beach Hazards Statement | BUF | 42 hr |
| Jun 21, 7:20 AM EDT | Special Weather Statement | BUF | 55 min |
| Jun 21, 7:25 AM EDT | Severe Thunderstorm Warning | BUF | 50 min |
| Jun 21, 12:31 PM EDT | Mesoscale Discussion | SPC | 89 min |
| Jun 21, 12:31 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 21, 1:31 PM EDT | Severe Thunderstorm Warning | BUF | 43 min |
| Jun 21, 5:02 PM EDT | Severe Thunderstorm Warning | BUF | 58 min |
| Jul 2, 8:44 AM EDT | Special Weather Statement | BUF | 2 hr |
| Jul 5, 9:14 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 5, 9:25 PM EDT | Severe Thunderstorm Warning | BUF | 65 min |
| Jul 8, 4:26 PM EDT | Severe Thunderstorm Warning | BUF | 49 min |
| Jul 8, 5:12 PM EDT | Severe Thunderstorm Warning | BUF | 63 min |
| Jul 8, 6:15 PM EDT | Severe Thunderstorm Warning | BUF | 60 min |
| Jul 12, 2:46 AM EDT | Special Weather Statement | BUF | 89 min |
| Jul 13, 12:48 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jul 13, 1:37 PM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Jul 13, 4:07 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 13, 6:09 PM EDT | Severe Thunderstorm Warning | BUF | 53 min |
| Jul 13, 6:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jul 13, 7:05 PM EDT | Special Weather Statement | BUF | 25 min |
| Jul 13, 8:04 PM EDT | Special Weather Statement | BUF | 41 min |
| Jul 13, 9:25 PM EDT | Severe Thunderstorm Warning | BUF | 65 min |
| Jul 13, 10:17 PM EDT | Severe Thunderstorm Warning | BUF | 73 min |
| Jul 15, 11:09 PM EDT | Special Weather Statement | BUF | 36 min |
| Jul 20, 1:03 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 20, 3:05 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 20, 4:08 PM EDT | Severe Thunderstorm Warning | BUF | 67 min |
| Jul 20, 4:17 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Jul 20, 5:13 PM EDT | Severe Thunderstorm Warning | BUF | 62 min |
| Jul 20, 6:07 PM EDT | Severe Thunderstorm Warning | BUF | 38 min |
| Jul 26, 5:15 PM EDT | Special Weather Statement | BUF | 60 min |
| Jul 26, 6:10 PM EDT | Special Weather Statement | BUF | 65 min |
| Jul 26, 6:38 PM EDT | Special Weather Statement | BUF | 52 min |
| Jul 26, 7:42 PM EDT | Special Weather Statement | BUF | 48 min |
| Aug 1, 3:24 PM EDT | Special Weather Statement | BUF | 81 min |
| Aug 9, 1:31 PM EDT | Heat Advisory | BUF | 54 hr |
| Aug 10, 9:29 PM EDT | Special Weather Statement | BUF | 31 min |
| Aug 10, 10:47 PM EDT | Flash Flood Warning | BUF | 5 hr |
| Aug 11, 10:15 PM EDT | Heat Advisory | BUF | 21 hr |
| Aug 17, 8:01 AM EDT | Special Weather Statement | BUF | 74 min |
| Aug 19, 3:42 PM EDT | River Flood Warning | BUF | 19 hr |
| Aug 21, 1:31 PM EDT | Special Weather Statement | BUF | 44 min |
| Aug 21, 2:18 PM EDT | Special Weather Statement | BUF | 57 min |
| Aug 21, 3:09 PM EDT | Special Weather Statement | BUF | 66 min |
| Aug 29, 12:04 AM EDT | Special Weather Statement | BUF | 56 min |
| Aug 29, 1:02 AM EDT | Special Weather Statement | BUF | 58 min |
| Aug 29, 2:04 AM EDT | Special Weather Statement | BUF | 3 hr |
| Sep 5, 4:52 PM EDT | Beach Hazards Statement | BUF | 36 hr |
| Sep 6, 3:51 AM EDT | Special Weather Statement | BUF | 54 min |
| Sep 6, 7:34 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 6, 8:24 AM EDT | Special Weather Statement | BUF | 51 min |
| Sep 6, 9:32 AM EDT | Special Weather Statement | BUF | 28 min |
| Sep 6, 9:57 AM EDT | Special Weather Statement | BUF | 33 min |
| Sep 11, 4:14 PM EDT | Beach Hazards Statement | BUF | 26 hr |
| Sep 15, 2:53 AM EDT | Special Weather Statement | BUF | 37 min |
| Sep 23, 3:14 PM EDT | Special Weather Statement | BUF | 61 min |
| Sep 23, 4:17 PM EDT | Special Weather Statement | BUF | 28 min |
| Sep 25, 4:44 PM EDT | Beach Hazards Statement | BUF | 51 hr |
| Oct 15, 11:53 PM EDT | Special Weather Statement | BUF | 37 min |
| Nov 10, 2:45 PM EST | Wind Advisory | BUF | 40 hr |
| Nov 25, 2:41 PM EST | Winter Weather Advisory | BUF | 37 hr |
| Nov 30, 3:41 AM EST | Winter Weather Advisory | BUF | 26 hr |
| Dec 1, 1:16 PM EST | Wind Advisory | BUF | 29 hr |
| Dec 3, 2:27 PM EST | High Wind Watch | BUF | 46 hr |
| Dec 4, 3:33 AM EST | Lakeshore Flood Watch | BUF | 24 hr |
| Dec 5, 3:33 AM EST | High Wind Warning | BUF | 45 hr |
| Dec 5, 3:34 AM EST | Lakeshore Flood Warning | BUF | 48 hr |
| Dec 6, 3:11 AM EST | Winter Weather Advisory | BUF | 66 hr |
| Dec 9, 3:44 AM EST | High Wind Watch | BUF | 24 hr |
| Dec 9, 3:44 AM EST | Lakeshore Flood Watch | BUF | 24 hr |
| Dec 10, 3:27 AM EST | Lakeshore Flood Warning | BUF | 49 hr |
| Dec 10, 3:32 AM EST | High Wind Warning | BUF | 45 hr |
| Dec 15, 3:18 AM EST | Wind Advisory | BUF | 48 hr |
| Dec 17, 1:53 PM EST | Winter Weather Advisory | BUF | 32 hr |
| Dec 24, 3:32 AM EST | Winter Weather Advisory | BUF | 29 hr |
| Dec 25, 4:32 PM EST | Winter Weather Advisory | BUF | 14 hr |
| Dec 25, 5:44 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Dec 27, 3:49 AM EST | Winter Weather Advisory | BUF | 27 hr |
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 | 15 |
| Severe Thunderstorm Watch | 3 |
| Mesoscale Discussion | 11 |
| Special Weather Statement | 33 |
| Flooding | |
| Flash Flood Warning | 1 |
| River Flood Warning | 2 |
| Flood Watch | 1 |
| Winter | |
| Lake Effect Snow Warning | 4 |
| Winter Storm Warning | 4 |
| Winter Storm Watch | 5 |
| Winter Weather Advisory | 12 |
| Heat | |
| Heat Advisory | 2 |
| Cold | |
| Frost Advisory | 3 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| High Wind Warning | 2 |
| High Wind Watch | 2 |
| Wind Advisory | 6 |
| Coast and beach | |
| Lakeshore Flood Warning | 2 |
| Lakeshore Flood Watch | 2 |
| Beach Hazards Statement | 5 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe 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.