Alert archive / New York / Seneca County
Weather alerts in Seneca County, New York, 2018
90 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Seneca County and its neighbors
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Alerts
- 90
- Warnings
- 14
- Watches
- 15
- Advisories
- 29
- Busiest month
- July13 alerts
- Busiest day
- May 4, 20185 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Seneca County, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 4 | 1 | 75% | 1 | 0% | |
| Flash flood warnings | 2 | 2 | 0% | 6 | 100% | 67 min |
Each office's whole area, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Binghamton, NY: tornado warnings | 8 | 4 | 50% | 8 | 50% | 4 min |
| NWS Binghamton, NY: severe thunderstorm warnings | 95 | 47 | 51% | 196 | 67% | 25 min |
| NWS Binghamton, NY: flash flood warnings | 67 | 41 | 39% | 150 | 88% | 93 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 3, 4:01 AM EST | Wind Chill Watch | BGM | 24 hr |
| Jan 3, 3:09 PM EST | Winter Weather Advisory | BGM | 3 days |
| Jan 4, 3:37 AM EST | Wind Chill Warning | BGM | 3 days |
| Jan 10, 2:57 PM EST | Flood Watch | BGM | 4 days |
| Jan 10, 3:10 PM EST | Winter Storm Watch | BGM | 37 hr |
| Jan 12, 3:54 AM EST | Winter Storm Warning | BGM | 32 hr |
| Jan 12, 6:20 AM EST | Areal Flood Advisory | BGM | 4 hr |
| Jan 12, 7:04 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 13, 3:47 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 5, 3:10 PM EST | Winter Storm Watch | BGM | 24 hr |
| Feb 6, 3:33 PM EST | Winter Storm Warning | BGM | 28 hr |
| Feb 7, 5:28 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Feb 7, 11:25 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 10, 3:14 PM EST | Winter Weather Advisory | BGM | 19 hr |
| Feb 28, 4:04 AM EST | Winter Storm Watch | BGM | 36 hr |
| Mar 1, 4:15 AM EST | Winter Storm Warning | BGM | 45 hr |
| Mar 12, 3:15 AM EDT | Winter Weather Advisory | BGM | 70 hr |
| Apr 3, 4:15 AM EDT | High Wind Watch | BGM | 11 hr |
| Apr 3, 3:13 PM EDT | High Wind Warning | BGM | 31 hr |
| Apr 13, 3:37 PM EDT | Winter Weather Advisory | BGM | 62 hr |
| Apr 14, 7:55 PM EDT | Mesoscale Discussion | SPC | 5 hr |
| May 4, 3:50 AM EDT | Wind Advisory | BGM | 19 hr |
| May 4, 2:23 PM EDT | Mesoscale Discussion | SPC | 97 min |
| May 4, 2:44 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 4, 4:20 PM EDT | Mesoscale Discussion | SPC | 55 min |
| May 4, 5:49 PM EDT | Severe Thunderstorm Warning | BGM | 41 min |
| May 10, 1:31 PM EDT | Special Weather Statement | BGM | 44 min |
| Jun 1, 1:22 PM EDT | Special Weather Statement | BGM | 38 min |
| Jun 1, 1:46 PM EDT | Areal Flood Advisory | BGM | 3 hr |
| Jun 1, 2:36 PM EDT | Areal Flood Advisory | BGM | 3 hr |
| Jun 1, 3:20 PM EDT | Areal Flood Advisory | BGM | 3 hr |
| Jun 13, 3:30 PM EDT | Mesoscale Discussion | SPC | 60 min |
| Jun 13, 4:06 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 13, 7:12 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Jun 17, 2:26 PM EDT | Heat Advisory | BGM | 30 hr |
| Jun 18, 12:19 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Jun 18, 1:33 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 29, 3:49 AM EDT | Heat Advisory | BGM | 5 days |
| Jun 29, 2:55 PM EDT | Excessive Heat Warning | BGM | 3 days |
| Jul 2, 1:03 PM EDT | Mesoscale Discussion | SPC | 72 min |
| Jul 2, 1:54 PM EDT | Special Weather Statement | BGM | 36 min |
| Jul 2, 3:10 PM EDT | Areal Flood Advisory | BGM | 65 min |
| Jul 2, 3:34 PM EDT | Special Weather Statement | BGM | 56 min |
| Jul 3, 3:24 PM EDT | Heat Advisory | BGM | 30 hr |
| Jul 5, 4:11 AM EDT | Heat Advisory | BGM | 17 hr |
| Jul 15, 3:12 PM EDT | Heat Advisory | BGM | 29 hr |
| Jul 16, 5:24 PM EDT | Special Weather Statement | BGM | 51 min |
| Jul 16, 5:27 PM EDT | Special Weather Statement | BGM | 48 min |
| Jul 16, 6:02 PM EDT | Special Weather Statement | BGM | 58 min |
| Jul 23, 2:40 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 25, 4:49 PM EDT | Areal Flood Advisory | BGM | 2 hr |
| Jul 26, 8:40 PM EDT | Special Weather Statement | BGM | 35 min |
| Aug 5, 2:52 PM EDT | Heat Advisory | BGM | 30 hr |
| Aug 6, 3:12 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 6, 4:01 PM EDT | Special Weather Statement | BGM | 44 min |
| Aug 8, 12:09 PM EDT | Flash Flood Watch | BGM | 12 hr |
| Aug 14, 2:56 AM EDT | Areal Flood Advisory | BGM | 3 hr |
| Aug 14, 4:15 AM EDT | Flash Flood Warning | BGM | 12 hr |
| Aug 14, 5:24 AM EDT | Flash Flood Warning | BGM | 3 hr |
| Aug 14, 5:59 AM EDT | Areal Flood Advisory | BGM | 3 hr |
| Aug 15, 3:49 PM EDT | Areal Flood Advisory | BGM | 116 min |
| Aug 16, 7:30 PM EDT | Special Weather Statement | BGM | 45 min |
| Aug 17, 4:22 PM EDT | Special Weather Statement | BGM | 38 min |
| Aug 26, 2:25 PM EDT | Heat Advisory | BGM | 31 hr |
| Aug 27, 3:44 AM EDT | Heat Advisory | BGM | 64 hr |
| Sep 2, 3:25 PM EDT | Heat Advisory | BGM | 27 hr |
| Sep 4, 2:00 PM EDT | Heat Advisory | BGM | 30 hr |
| Sep 8, 4:14 AM EDT | Flood Watch | BGM | 62 hr |
| Sep 12, 1:46 AM EDT | Dense Fog Advisory | BGM | 8 hr |
| Sep 17, 4:10 AM EDT | Flash Flood Watch | BGM | 32 hr |
| Sep 21, 4:27 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Sep 21, 4:50 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 21, 7:04 PM EDT | Severe Thunderstorm Warning | BGM | 41 min |
| Sep 21, 7:04 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Sep 21, 7:40 PM EDT | Severe Thunderstorm Warning | BGM | 35 min |
| Sep 21, 8:10 PM EDT | Severe Thunderstorm Warning | BGM | 35 min |
| Oct 2, 4:05 PM EDT | Mesoscale Discussion | SPC | 115 min |
| Oct 13, 3:32 AM EDT | Frost Advisory | BGM | 29 hr |
| Oct 17, 3:24 AM EDT | Freeze Warning | BGM | 31 hr |
| Nov 12, 2:54 PM EST | Winter Weather Advisory | BGM | 20 hr |
| Nov 14, 4:46 AM EST | Winter Storm Watch | BGM | 23 hr |
| Nov 14, 10:16 AM EST | Special Weather Statement | BGM | 89 min |
| Nov 15, 4:02 AM EST | Winter Storm Warning | BGM | 30 hr |
| Nov 15, 10:06 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Nov 16, 3:56 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Nov 21, 9:09 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Nov 26, 5:47 PM EST | Winter Weather Advisory | BGM | 49 hr |
| Dec 15, 11:52 AM EST | Winter Weather Advisory | BGM | 34 hr |
| Dec 19, 3:18 PM EST | Flood Watch | BGM | 58 hr |
| Dec 21, 5:35 PM EST | Special Weather Statement | BGM | 40 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 | 4 |
| Severe Thunderstorm Watch | 4 |
| Mesoscale Discussion | 19 |
| Special Weather Statement | 13 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 2 |
| Flood Watch | 3 |
| Areal Flood Advisory | 9 |
| Winter | |
| Winter Storm Warning | 4 |
| Winter Storm Watch | 4 |
| Winter Weather Advisory | 7 |
| Heat | |
| Excessive Heat Warning | 1 |
| Heat Advisory | 10 |
| Cold | |
| Freeze Warning | 1 |
| Wind Chill Warning | 1 |
| Wind Chill Watch | 1 |
| Frost Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20172019
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.