Alert archive / New York / Herkimer County
Weather alerts in Herkimer County, New York, 2022
183 weather alerts in 2022, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Herkimer County and its neighbors
Each county as a circle sized by its count in 2022. Tap one for its archive.
- Alerts
- 183
- Warnings
- 38
- Watches
- 26
- Advisories
- 55
- Busiest month
- February31 alerts
- Busiest day
- August 8, 20226 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Herkimer County, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 10 | 7 | 30% | 13 | 54% | 7 min |
| Flash flood warnings | 0 | 1 | 0% |
Each office's whole area, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Albany, NY: tornado warnings | 2 | 0 | 100% | 2 | 0% | |
| NWS Albany, NY: severe thunderstorm warnings | 118 | 92 | 22% | 398 | 83% | 23 min |
| NWS Albany, NY: flash flood warnings | 7 | 3 | 57% | 6 | 50% | 19 min |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
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 1, 7:05 PM EST | Dense Fog Advisory | ALY | 8 hr |
| Jan 6, 12:02 PM EST | Winter Weather Advisory | ALY | 8 hr |
| Jan 8, 4:53 AM EST | Winter Weather Advisory | ALY | 34 hr |
| Jan 8, 4:00 PM EST | Winter Storm Watch | ALY | 24 hr |
| Jan 9, 2:35 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Jan 9, 3:56 PM EST | Wind Chill Warning | ALY | 46 hr |
| Jan 9, 3:56 PM EST | Wind Chill Advisory | ALY | 46 hr |
| Jan 9, 3:56 PM EST | Winter Weather Advisory | ALY | 13 hr |
| Jan 10, 4:41 AM EST | Lake Effect Snow Warning | ALY | 20 hr |
| Jan 12, 4:11 PM EST | Winter Weather Advisory | ALY | 9 hr |
| Jan 13, 4:04 AM EST | Wind Chill Watch | ALY | 11 hr |
| Jan 13, 3:32 PM EST | Wind Chill Warning | ALY | 44 hr |
| Jan 14, 3:28 PM EST | Winter Storm Watch | ALY | 37 hr |
| Jan 16, 4:02 AM EST | Winter Storm Warning | ALY | 35 hr |
| Jan 16, 4:02 AM EST | Winter Weather Advisory | ALY | 32 hr |
| Jan 17, 2:24 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 17, 8:22 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 20, 3:57 AM EST | Wind Chill Advisory | ALY | 30 hr |
| Jan 25, 2:18 PM EST | Wind Chill Advisory | ALY | 19 hr |
| Jan 26, 2:32 PM EST | Wind Chill Advisory | ALY | 17 hr |
| Jan 28, 3:22 AM EST | Wind Chill Advisory | ALY | 27 hr |
| Jan 29, 3:02 PM EST | Wind Chill Warning | ALY | 19 hr |
| Jan 29, 3:02 PM EST | Wind Chill Advisory | ALY | 19 hr |
| Feb 1, 3:15 AM EST | Winter Storm Watch | ALY | 25 hr |
| Feb 2, 4:08 AM EST | Winter Storm Warning | ALY | 64 hr |
| Feb 4, 5:14 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 9, 3:31 PM EST | Winter Weather Advisory | ALY | 32 hr |
| Feb 13, 3:02 PM EST | Wind Chill Advisory | ALY | 18 hr |
| Feb 16, 3:07 AM EST | Flood Watch | ALY | 60 hr |
| Feb 17, 3:34 AM EST | Wind Advisory | ALY | 29 hr |
| Feb 17, 3:40 AM EST | Winter Weather Advisory | ALY | 29 hr |
| Feb 18, 4:45 AM EST | Areal Flood Advisory | ALY | 3 hr |
| Feb 18, 2:26 PM EST | Areal Flood Warning | ALY | 6 hr |
| Feb 18, 3:30 PM EST | Wind Advisory | ALY | 31 hr |
| Feb 18, 3:30 PM EST | Winter Weather Advisory | ALY | 28 hr |
| Feb 19, 9:57 AM EST | Special Weather Statement | ALY | 48 min |
| Feb 19, 10:09 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 19, 10:48 AM EST | Snow Squall Warning | ALY | 57 min |
| Feb 19, 10:51 AM EST | Special Weather Statement | ALY | 54 min |
| Feb 19, 11:46 AM EST | Snow Squall Warning | ALY | 44 min |
| Feb 21, 3:53 AM EST | Flood Watch | ALY | 59 hr |
| Feb 23, 12:12 AM EST | River Flood Warning | ALY | 12 hr |
| Feb 23, 3:29 AM EST | Wind Advisory | ALY | 16 hr |
| Feb 23, 3:33 AM EST | Winter Storm Watch | ALY | 34 hr |
| Feb 23, 6:26 AM EST | Areal Flood Warning | ALY | 6 hr |
| Feb 23, 11:56 AM EST | Areal Flood Warning | ALY | 8 hr |
| Feb 24, 3:28 AM EST | Winter Storm Warning | ALY | 42 hr |
| Feb 25, 2:20 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 26, 3:13 PM EST | Winter Weather Advisory | ALY | 28 hr |
| Feb 27, 4:05 AM EST | Wind Chill Advisory | ALY | 30 hr |
| Feb 27, 12:45 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 27, 2:51 PM EST | Special Weather Statement | ALY | 54 min |
| Feb 27, 4:50 PM EST | Special Weather Statement | ALY | 55 min |
| Feb 27, 6:14 PM EST | Special Weather Statement | ALY | 61 min |
| Mar 6, 3:18 AM EST | Wind Advisory | ALY | 18 hr |
| Mar 7, 3:23 AM EST | Wind Advisory | ALY | 27 hr |
| Mar 7, 3:26 AM EST | Winter Weather Advisory | ALY | 7 hr |
| Mar 7, 7:22 PM EST | Severe Thunderstorm Warning | ALY | 53 min |
| Mar 10, 3:12 AM EST | Winter Storm Watch | ALY | 25 hr |
| Mar 11, 3:47 AM EST | Winter Storm Warning | ALY | 43 hr |
| Mar 12, 6:47 PM EST | Wind Advisory | ALY | 8 hr |
| Mar 19, 2:33 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Mar 19, 4:06 PM EDT | Special Weather Statement | ALY | 39 min |
| Mar 19, 4:46 PM EDT | Special Weather Statement | ALY | 44 min |
| Mar 22, 2:46 PM EDT | Winter Weather Advisory | ALY | 49 hr |
| Mar 26, 3:18 PM EDT | Winter Weather Advisory | ALY | 34 hr |
| Apr 7, 3:05 PM EDT | Flood Watch | ALY | 13 hr |
| Apr 7, 6:53 PM EDT | Areal Flood Advisory | ALY | 6 hr |
| Apr 7, 10:40 PM EDT | River Flood Warning | ALY | 6 hr |
| Apr 8, 10:35 AM EDT | River Flood Warning | ALY | 6 hr |
| Apr 8, 2:53 PM EDT | River Flood Warning | ALY | 33 hr |
| Apr 9, 12:34 AM EDT | River Flood Warning | ALY | 28 hr |
| Apr 17, 4:03 PM EDT | Winter Storm Watch | ALY | 12 hr |
| Apr 18, 3:39 AM EDT | Winter Storm Warning | ALY | 34 hr |
| Apr 18, 10:06 PM EDT | Mesoscale Discussion | SPC | 5 hr |
| Apr 19, 4:33 AM EDT | Special Weather Statement | ALY | 57 min |
| May 16, 12:48 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 16, 1:24 PM EDT | Severe Thunderstorm Warning | ALY | 51 min |
| May 16, 2:43 PM EDT | Mesoscale Discussion | SPC | 92 min |
| May 16, 3:00 PM EDT | Severe Thunderstorm Warning | ALY | 45 min |
| May 16, 3:09 PM EDT | Severe Thunderstorm Warning | ALY | 40 min |
| May 21, 3:18 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 21, 4:10 PM EDT | Severe Thunderstorm Warning | ALY | 65 min |
| May 22, 12:20 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 22, 2:13 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 12, 6:12 PM EDT | Special Weather Statement | ALY | 33 min |
| Jun 12, 6:38 PM EDT | Special Weather Statement | ALY | 37 min |
| Jun 12, 8:05 PM EDT | Areal Flood Advisory | ALY | 3 hr |
| Jun 12, 9:34 PM EDT | Areal Flood Advisory | ALY | 74 min |
| Jun 16, 2:43 PM EDT | Tornado Watch | SPC | 8 hr |
| Jun 16, 3:38 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jun 21, 7:30 PM EDT | Special Weather Statement | ALY | 45 min |
| Jun 26, 6:56 PM EDT | Special Weather Statement | ALY | 34 min |
| Jun 26, 7:10 PM EDT | Special Weather Statement | ALY | 35 min |
| Jul 12, 11:40 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 12, 12:46 PM EDT | Severe Thunderstorm Warning | ALY | 59 min |
| Jul 12, 12:47 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 19, 3:38 AM EDT | Heat Advisory | ALY | 64 hr |
| Jul 21, 10:59 AM EDT | Mesoscale Discussion | SPC | 61 min |
| Jul 21, 11:37 AM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 21, 12:12 PM EDT | Severe Thunderstorm Warning | ALY | 48 min |
| Jul 21, 2:57 PM EDT | Special Weather Statement | ALY | 33 min |
| Jul 22, 3:17 AM EDT | Heat Advisory | ALY | 64 hr |
| Jul 24, 2:30 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 24, 9:53 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 25, 12:26 AM EDT | Special Weather Statement | ALY | 49 min |
| Jul 25, 12:27 AM EDT | Mesoscale Discussion | SPC | 93 min |
| Jul 25, 2:36 AM EDT | Mesoscale Discussion | SPC | 84 min |
| Jul 25, 3:00 AM EDT | Special Weather Statement | ALY | 45 min |
| Jul 28, 11:06 AM EDT | Mesoscale Discussion | SPC | 114 min |
| Jul 28, 12:05 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 28, 1:17 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Aug 2, 3:30 PM EDT | Heat Advisory | ALY | 52 hr |
| Aug 5, 3:10 PM EDT | Heat Advisory | ALY | 28 hr |
| Aug 5, 3:10 PM EDT | Heat Advisory | ALY | 53 hr |
| Aug 6, 7:00 PM EDT | Special Weather Statement | ALY | 45 min |
| Aug 7, 3:17 AM EDT | Heat Advisory | ALY | 41 hr |
| Aug 8, 12:58 PM EDT | Mesoscale Discussion | SPC | 92 min |
| Aug 8, 1:16 PM EDT | Special Weather Statement | ALY | 44 min |
| Aug 8, 2:19 PM EDT | Special Weather Statement | ALY | 41 min |
| Aug 8, 4:09 PM EDT | Special Weather Statement | ALY | 51 min |
| Aug 8, 4:25 PM EDT | Special Weather Statement | ALY | 50 min |
| Aug 8, 4:59 PM EDT | Special Weather Statement | ALY | 61 min |
| Aug 16, 12:52 PM EDT | Special Weather Statement | ALY | 23 min |
| Aug 18, 2:45 PM EDT | Special Weather Statement | ALY | 45 min |
| Aug 18, 3:36 PM EDT | Areal Flood Advisory | ALY | 3 hr |
| Aug 22, 6:05 PM EDT | Areal Flood Advisory | ALY | 3 hr |
| Aug 26, 8:57 AM EDT | Special Weather Statement | ALY | 33 min |
| Aug 26, 9:13 AM EDT | Special Weather Statement | ALY | 32 min |
| Aug 29, 8:40 PM EDT | Special Weather Statement | ALY | 50 min |
| Aug 30, 1:01 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Aug 30, 4:06 PM EDT | Severe Thunderstorm Warning | ALY | 39 min |
| Aug 30, 5:45 PM EDT | Special Weather Statement | ALY | 30 min |
| Aug 30, 6:14 PM EDT | Special Weather Statement | ALY | 31 min |
| Aug 30, 6:42 PM EDT | Special Weather Statement | ALY | 33 min |
| Aug 31, 3:16 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Sep 8, 3:20 AM EDT | Dense Fog Advisory | ALY | 6 hr |
| Sep 19, 1:52 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 19, 1:54 PM EDT | Severe Thunderstorm Warning | ALY | 51 min |
| Sep 23, 3:00 AM EDT | Frost Advisory | ALY | 29 hr |
| Sep 26, 1:16 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 26, 1:39 PM EDT | Special Weather Statement | ALY | 51 min |
| Sep 26, 2:20 PM EDT | Special Weather Statement | ALY | 40 min |
| Sep 28, 2:38 PM EDT | Freeze Watch | ALY | 13 hr |
| Sep 29, 3:26 AM EDT | Frost Advisory | ALY | 29 hr |
| Sep 29, 3:26 AM EDT | Freeze Warning | ALY | 29 hr |
| Oct 2, 3:31 AM EDT | Frost Advisory | ALY | 29 hr |
| Oct 10, 3:29 PM EDT | Frost Advisory | ALY | 17 hr |
| Oct 13, 12:57 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 13, 1:36 PM EDT | Wind Advisory | ALY | 5 hr |
| Oct 13, 2:24 PM EDT | Special Weather Statement | ALY | 51 min |
| Oct 13, 2:48 PM EDT | Severe Thunderstorm Warning | ALY | 57 min |
| Oct 13, 3:48 PM EDT | Special Weather Statement | ALY | 42 min |
| Nov 14, 3:40 PM EST | Winter Weather Advisory | ALY | 45 hr |
| Nov 16, 2:40 PM EST | Winter Weather Advisory | ALY | 31 hr |
| Nov 18, 9:05 AM EST | Special Weather Statement | ALY | 55 min |
| Nov 18, 6:34 PM EST | Winter Weather Advisory | ALY | 8 hr |
| Nov 19, 3:18 AM EST | Winter Storm Watch | ALY | 12 hr |
| Nov 19, 2:51 PM EST | Lake Effect Snow Warning | ALY | 34 hr |
| Nov 20, 9:33 AM EST | Special Weather Statement | ALY | 57 min |
| Nov 20, 12:45 PM EST | Special Weather Statement | ALY | 45 min |
| Nov 20, 1:28 PM EST | Special Weather Statement | ALY | 47 min |
| Nov 20, 2:10 PM EST | Special Weather Statement | ALY | 50 min |
| Nov 27, 11:52 PM EST | River Flood Warning | ALY | 3 hr |
| Nov 29, 3:23 PM EST | Wind Advisory | ALY | 48 hr |
| Nov 29, 3:27 PM EST | Winter Storm Watch | ALY | 12 hr |
| Nov 30, 3:44 AM EST | Lake Effect Snow Warning | ALY | 36 hr |
| Dec 1, 3:29 AM EST | Winter Weather Advisory | ALY | 12 hr |
| Dec 2, 3:12 AM EST | Winter Weather Advisory | ALY | 30 hr |
| Dec 10, 2:45 AM EST | Winter Weather Advisory | ALY | 48 hr |
| Dec 13, 4:04 PM EST | Winter Storm Watch | ALY | 22 hr |
| Dec 14, 2:10 PM EST | Winter Storm Warning | ALY | 64 hr |
| Dec 16, 3:42 PM EST | Winter Storm Watch | ALY | 24 hr |
| Dec 17, 3:28 PM EST | Lake Effect Snow Warning | ALY | 45 hr |
| Dec 17, 3:28 PM EST | Winter Weather Advisory | ALY | 52 hr |
| Dec 20, 3:53 PM EST | High Wind Watch | ALY | 37 hr |
| Dec 21, 3:12 PM EST | Wind Advisory | ALY | 60 hr |
| Dec 22, 4:51 AM EST | High Wind Warning | ALY | 31 hr |
| Dec 23, 4:08 AM EST | Wind Chill Advisory | ALY | 32 hr |
| Dec 23, 12:37 PM EST | Special Weather Statement | ALY | 53 min |
| Dec 23, 1:03 PM EST | Snow Squall Warning | ALY | 42 min |
| Dec 24, 3:19 AM EST | Winter Storm Watch | ALY | 12 hr |
| Dec 24, 3:39 PM EST | Lake Effect Snow Warning | ALY | 41 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20212023
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.