Alert archive / New York / Hamilton County
Weather alerts in Hamilton County, New York, 2019
185 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Hamilton County and its neighbors
Each county as a circle sized by its count in 2019. Tap one for its archive.
- Alerts
- 185
- Warnings
- 49
- Watches
- 17
- Advisories
- 49
- Busiest month
- January25 alerts
- Busiest day
- May 19, 201914 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 2 tornado warnings covering Hamilton County in 2019 had a tornado report inside them.
Hamilton County, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 24 | 13 | 46% | 2 | 100% | 7 min |
| Flash flood warnings | 2 | 2 | 0% | 1 | 100% | 55 min |
Each office's whole area, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Albany, NY: tornado warnings | 5 | 0 | 100% | 4 | 0% | |
| NWS Albany, NY: severe thunderstorm warnings | 201 | 134 | 33% | 476 | 87% | 21 min |
| NWS Albany, NY: flash flood warnings | 12 | 6 | 50% | 19 | 84% | 60 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 2, 3:13 PM EST | Winter Weather Advisory | ALY | 18 hr |
| Jan 7, 3:40 AM EST | Winter Weather Advisory | ALY | 33 hr |
| Jan 8, 3:34 PM EST | Winter Weather Advisory | ALY | 39 hr |
| Jan 10, 3:02 AM EST | Wind Chill Advisory | ALY | 31 hr |
| Jan 17, 3:46 AM EST | Winter Storm Watch | ALY | 24 hr |
| Jan 18, 3:31 AM EST | Winter Storm Warning | ALY | 60 hr |
| Jan 20, 12:46 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 20, 3:55 AM EST | Wind Chill Warning | ALY | 51 hr |
| Jan 20, 6:42 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 22, 3:50 PM EST | Winter Weather Advisory | ALY | 33 hr |
| Jan 24, 3:24 PM EST | Winter Weather Advisory | ALY | 35 hr |
| Jan 25, 10:19 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Jan 25, 1:34 PM EST | Special Weather Statement | ALY | 26 min |
| Jan 27, 9:27 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 27, 11:03 AM EST | Special Weather Statement | ALY | 42 min |
| Jan 27, 11:46 AM EST | Special Weather Statement | ALY | 44 min |
| Jan 27, 12:24 PM EST | Special Weather Statement | ALY | 51 min |
| Jan 27, 1:13 PM EST | Special Weather Statement | ALY | 47 min |
| Jan 27, 3:39 PM EST | Winter Storm Watch | ALY | 36 hr |
| Jan 28, 4:08 PM EST | Winter Storm Warning | ALY | 35 hr |
| Jan 30, 3:16 AM EST | Wind Chill Warning | ALY | 34 hr |
| Jan 30, 3:16 AM EST | Winter Weather Advisory | ALY | 45 hr |
| Jan 30, 12:46 PM EST | Snow Squall Warning | ALY | 59 min |
| Jan 30, 1:41 PM EST | Snow Squall Warning | ALY | 64 min |
| Jan 31, 1:07 PM EST | Wind Chill Advisory | ALY | 21 hr |
| Feb 3, 12:10 AM EST | Winter Weather Advisory | ALY | 13 hr |
| Feb 3, 10:12 PM EST | Special Weather Statement | ALY | 3 hr |
| Feb 5, 2:55 PM EST | Winter Weather Advisory | ALY | 36 hr |
| Feb 6, 6:50 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 7, 3:26 PM EST | Wind Advisory | ALY | 48 hr |
| Feb 10, 3:28 AM EST | Winter Storm Watch | ALY | 37 hr |
| Feb 11, 3:52 AM EST | Winter Storm Warning | ALY | 57 hr |
| Feb 12, 10:48 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 12, 3:35 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 19, 3:40 PM EST | Winter Weather Advisory | ALY | 42 hr |
| Feb 20, 10:15 PM EST | Mesoscale Discussion | SPC | 5 hr |
| Feb 22, 3:10 PM EST | High Wind Watch | ALY | 36 hr |
| Feb 23, 3:06 AM EST | Winter Weather Advisory | ALY | 34 hr |
| Feb 23, 3:25 PM EST | High Wind Warning | ALY | 52 hr |
| Feb 24, 3:12 AM EST | Winter Weather Advisory | ALY | 40 hr |
| Feb 24, 11:47 AM EST | Special Weather Statement | ALY | 43 min |
| Feb 25, 3:38 PM EST | Wind Chill Advisory | ALY | 15 hr |
| Feb 25, 7:10 PM EST | Wind Advisory | ALY | 8 hr |
| Feb 26, 3:16 PM EST | Winter Weather Advisory | ALY | 39 hr |
| Mar 9, 3:44 AM EST | Winter Weather Advisory | ALY | 35 hr |
| Mar 9, 3:22 PM EST | Wind Advisory | ALY | 23 hr |
| Mar 20, 3:48 PM EDT | Winter Storm Watch | ALY | 24 hr |
| Mar 21, 3:39 PM EDT | Winter Storm Warning | ALY | 39 hr |
| Apr 2, 3:45 PM EDT | Wind Advisory | ALY | 33 hr |
| Apr 12, 2:51 PM EDT | Flood Watch | ALY | 71 hr |
| Apr 15, 12:33 AM EDT | Mesoscale Discussion | SPC | 117 min |
| Apr 15, 8:07 AM EDT | River Flood Warning | ALY | 6 hr |
| Apr 18, 4:11 AM EDT | Flood Watch | ALY | 59 hr |
| Apr 20, 2:50 AM EDT | Areal Flood Advisory | ALY | 3 hr |
| Apr 20, 6:57 AM EDT | River Flood Warning | ALY | 23 hr |
| Apr 20, 1:12 PM EDT | Special Weather Statement | ALY | 63 min |
| May 10, 1:41 PM EDT | Mesoscale Discussion | SPC | 94 min |
| May 19, 12:51 PM EDT | Mesoscale Discussion | SPC | 114 min |
| May 19, 1:51 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| May 19, 2:26 PM EDT | Special Weather Statement | ALY | 34 min |
| May 19, 3:38 PM EDT | Areal Flood Advisory | ALY | 3 hr |
| May 19, 3:40 PM EDT | Severe Thunderstorm Warning | ALY | 50 min |
| May 19, 3:53 PM EDT | Special Weather Statement | ALY | 37 min |
| May 19, 4:07 PM EDT | Mesoscale Discussion | SPC | 83 min |
| May 19, 4:13 PM EDT | Severe Thunderstorm Warning | ALY | 47 min |
| May 19, 4:39 PM EDT | Tornado Warning | ALY | 51 min |
| May 19, 4:54 PM EDT | Tornado Warning | ALY | 36 min |
| May 19, 5:06 PM EDT | Areal Flood Advisory | ALY | 3 hr |
| May 19, 5:21 PM EDT | Severe Thunderstorm Warning | ALY | 54 min |
| May 19, 5:48 PM EDT | Severe Thunderstorm Warning | ALY | 27 min |
| May 19, 6:12 PM EDT | Severe Thunderstorm Warning | ALY | 33 min |
| May 23, 6:47 PM EDT | Mesoscale Discussion | SPC | 118 min |
| May 23, 7:46 PM EDT | Severe Thunderstorm Warning | ALY | 59 min |
| May 23, 8:14 PM EDT | Severe Thunderstorm Warning | ALY | 61 min |
| Jun 3, 3:12 PM EDT | Frost Advisory | ALY | 15 hr |
| Jun 20, 12:06 PM EDT | Areal Flood Advisory | ALY | 3 hr |
| Jun 20, 7:01 PM EDT | River Flood Warning | ALY | 7 hr |
| Jun 26, 1:56 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Jun 26, 4:14 PM EDT | Severe Thunderstorm Warning | ALY | 61 min |
| Jun 26, 4:48 PM EDT | Special Weather Statement | ALY | 27 min |
| Jun 26, 4:50 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Jun 26, 5:07 PM EDT | Severe Thunderstorm Warning | ALY | 38 min |
| Jun 26, 5:19 PM EDT | Special Weather Statement | ALY | 26 min |
| Jun 29, 5:58 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 29, 6:23 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 5, 3:23 PM EDT | Special Weather Statement | ALY | 37 min |
| Jul 6, 11:36 AM EDT | Special Weather Statement | ALY | 24 min |
| Jul 6, 11:55 AM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 11, 3:58 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 11, 9:11 PM EDT | Special Weather Statement | ALY | 49 min |
| Jul 11, 9:58 PM EDT | Special Weather Statement | ALY | 47 min |
| Jul 11, 10:44 PM EDT | Special Weather Statement | ALY | 46 min |
| Jul 18, 3:25 PM EDT | Heat Advisory | ALY | 3 days |
| Jul 20, 6:24 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Jul 20, 6:57 PM EDT | Severe Thunderstorm Warning | ALY | 63 min |
| Jul 20, 7:08 PM EDT | Severe Thunderstorm Warning | ALY | 37 min |
| Jul 20, 7:21 PM EDT | Severe Thunderstorm Warning | ALY | 39 min |
| Jul 20, 7:53 PM EDT | Severe Thunderstorm Warning | ALY | 37 min |
| Jul 28, 1:45 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 30, 12:51 PM EDT | Special Weather Statement | ALY | 24 min |
| Jul 30, 12:59 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 30, 1:22 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 30, 3:04 PM EDT | Severe Thunderstorm Warning | ALY | 56 min |
| Jul 30, 3:08 PM EDT | Special Weather Statement | ALY | 52 min |
| Jul 30, 3:33 PM EDT | Severe Thunderstorm Warning | ALY | 57 min |
| Jul 30, 3:44 PM EDT | Special Weather Statement | ALY | 31 min |
| Jul 30, 4:07 PM EDT | Severe Thunderstorm Warning | ALY | 53 min |
| Jul 30, 4:22 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Aug 3, 2:29 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 6, 4:30 PM EDT | Special Weather Statement | ALY | 45 min |
| Aug 6, 5:16 PM EDT | Severe Thunderstorm Warning | ALY | 44 min |
| Aug 7, 1:26 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Aug 7, 4:22 PM EDT | Severe Thunderstorm Warning | ALY | 38 min |
| Aug 8, 11:58 AM EDT | Mesoscale Discussion | SPC | 92 min |
| Aug 8, 12:37 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 15, 9:49 PM EDT | Special Weather Statement | ALY | 41 min |
| Aug 16, 6:57 PM EDT | Special Weather Statement | ALY | 48 min |
| Aug 16, 7:18 PM EDT | Special Weather Statement | ALY | 42 min |
| Aug 16, 7:47 PM EDT | Special Weather Statement | ALY | 43 min |
| Aug 17, 1:27 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 17, 3:05 PM EDT | Special Weather Statement | ALY | 25 min |
| Aug 17, 3:26 PM EDT | Areal Flood Advisory | ALY | 3 hr |
| Aug 17, 3:58 PM EDT | Special Weather Statement | ALY | 32 min |
| Aug 17, 4:02 PM EDT | Severe Thunderstorm Warning | ALY | 58 min |
| Aug 17, 4:17 PM EDT | Areal Flood Advisory | ALY | 2 hr |
| Aug 18, 12:55 PM EDT | Mesoscale Discussion | SPC | 65 min |
| Aug 18, 4:54 PM EDT | Severe Thunderstorm Warning | ALY | 66 min |
| Aug 18, 6:11 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 21, 1:44 PM EDT | Severe Thunderstorm Warning | ALY | 31 min |
| Sep 4, 7:51 AM EDT | Special Weather Statement | ALY | 39 min |
| Sep 4, 8:38 AM EDT | Special Weather Statement | ALY | 37 min |
| Sep 4, 11:19 AM EDT | Mesoscale Discussion | SPC | 116 min |
| Sep 17, 3:42 AM EDT | Frost Advisory | ALY | 28 hr |
| Sep 18, 3:44 AM EDT | Frost Advisory | ALY | 28 hr |
| Sep 23, 3:23 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Sep 23, 5:54 PM EDT | Special Weather Statement | ALY | 36 min |
| Sep 29, 3:20 AM EDT | Frost Advisory | ALY | 24 hr |
| Oct 1, 6:54 PM EDT | Special Weather Statement | ALY | 51 min |
| Oct 1, 7:47 PM EDT | Special Weather Statement | ALY | 43 min |
| Oct 2, 1:14 PM EDT | Frost Advisory | ALY | 17 hr |
| Oct 3, 3:34 PM EDT | Freeze Watch | ALY | 12 hr |
| Oct 4, 3:29 AM EDT | Freeze Warning | ALY | 30 hr |
| Oct 16, 3:42 PM EDT | Flood Watch | ALY | 30 hr |
| Oct 16, 3:42 PM EDT | Wind Advisory | ALY | 24 hr |
| Oct 16, 9:04 PM EDT | Areal Flood Advisory | ALY | 6 hr |
| Oct 17, 2:26 AM EDT | Areal Flood Advisory | ALY | 3 hr |
| Oct 17, 1:11 PM EDT | River Flood Warning | ALY | 8 hr |
| Oct 30, 3:52 PM EDT | Flood Watch | ALY | 46 hr |
| Oct 30, 3:55 PM EDT | Wind Advisory | ALY | 47 hr |
| Oct 31, 3:03 PM EDT | High Wind Warning | ALY | 24 hr |
| Oct 31, 4:46 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Oct 31, 6:16 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Oct 31, 6:41 PM EDT | Severe Thunderstorm Warning | ALY | 64 min |
| Oct 31, 7:05 PM EDT | Areal Flood Advisory | ALY | 4 hr |
| Oct 31, 7:44 PM EDT | Severe Thunderstorm Warning | ALY | 61 min |
| Oct 31, 8:21 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Oct 31, 8:23 PM EDT | Flash Flood Warning | ALY | 3 hr |
| Oct 31, 8:33 PM EDT | Areal Flood Advisory | ALY | 3 hr |
| Oct 31, 8:44 PM EDT | Severe Thunderstorm Warning | ALY | 47 min |
| Oct 31, 8:52 PM EDT | Areal Flood Advisory | ALY | 3 hr |
| Oct 31, 8:55 PM EDT | River Flood Warning | ALY | 50 hr |
| Oct 31, 9:05 PM EDT | Flash Flood Warning | ALY | 3 hr |
| Nov 1, 3:48 AM EDT | Areal Flood Warning | ALY | 30 hr |
| Nov 10, 4:00 AM EST | Winter Storm Watch | ALY | 24 hr |
| Nov 10, 3:36 PM EST | Winter Storm Warning | ALY | 42 hr |
| Nov 12, 2:03 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Nov 17, 3:16 AM EST | Winter Weather Advisory | ALY | 59 hr |
| Nov 27, 6:21 PM EST | Special Weather Statement | ALY | 39 min |
| Nov 29, 3:03 PM EST | Winter Storm Watch | ALY | 37 hr |
| Dec 1, 3:56 AM EST | Winter Weather Advisory | ALY | 42 hr |
| Dec 8, 3:10 PM EST | Winter Weather Advisory | ALY | 17 hr |
| Dec 11, 3:57 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Dec 13, 9:42 AM EST | Winter Weather Advisory | ALY | 14 hr |
| Dec 14, 3:36 AM EST | Winter Weather Advisory | ALY | 33 hr |
| Dec 14, 3:23 PM EST | Wind Advisory | ALY | 27 hr |
| Dec 18, 4:10 AM EST | Wind Chill Advisory | ALY | 30 hr |
| Dec 19, 3:29 PM EST | Wind Chill Advisory | ALY | 18 hr |
| Dec 26, 3:05 AM EST | Winter Weather Advisory | ALY | 31 hr |
| Dec 28, 3:42 AM EST | Winter Storm Watch | ALY | 24 hr |
| Dec 29, 3:58 AM EST | Winter Storm Warning | ALY | 44 hr |
| Dec 29, 3:58 AM EST | Winter Weather Advisory | ALY | 53 hr |
| Dec 29, 7:28 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Dec 31, 4:31 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Dec 31, 5:04 PM EST | Snow Squall Warning | ALY | 56 min |
| Dec 31, 5:56 PM EST | Snow Squall Warning | ALY | 64 min |
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 archive20182020
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.