Alert archive / New York / Genesee County
Weather alerts in Genesee County, New York, 2013
134 weather alerts in 2013, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Genesee County and its neighbors
Each county as a circle sized by its count in 2013. Tap one for its archive.
- Alerts
- 134
- Warnings
- 34
- Watches
- 17
- Advisories
- 39
- Busiest month
- July20 alerts
- Busiest day
- July 20, 20137 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Genesee County, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 13 | 10 | 23% | 2 | 100% | 5 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Buffalo, NY: tornado warnings | 2 | 0 | 100% | 0 | ||
| NWS Buffalo, NY: severe thunderstorm warnings | 110 | 70 | 36% | 168 | 85% | 22 min |
| NWS Buffalo, NY: flash flood warnings | 10 | 4 | 60% | 10 | 90% | 46 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, 3:42 PM EST | Wind Advisory | BUF | 26 hr |
| Jan 8, 3:57 PM EST | Wind Advisory | BUF | 28 hr |
| Jan 16, 4:16 AM EST | Wind Advisory | BUF | 20 hr |
| Jan 18, 11:18 AM EST | Wind Advisory | BUF | 25 hr |
| Jan 19, 12:38 PM EST | High Wind Warning | BUF | 27 hr |
| Jan 20, 10:21 AM EST | Wind Advisory | BUF | 5 hr |
| Jan 21, 4:55 AM EST | Wind Chill Advisory | BUF | 52 hr |
| Jan 27, 3:24 PM EST | Winter Weather Advisory | BUF | 37 hr |
| Jan 29, 4:06 PM EST | Wind Advisory | BUF | 48 hr |
| Jan 30, 11:09 AM EST | Special Weather Statement | BUF | 51 min |
| Jan 30, 12:47 PM EST | High Wind Warning | BUF | 27 hr |
| Jan 31, 4:05 PM EST | Lake Effect Snow Watch | BUF | 24 hr |
| Feb 1, 3:51 PM EST | Lake Effect Snow Advisory | BUF | 29 hr |
| Feb 6, 3:51 PM EST | Winter Storm Watch | BUF | 19 hr |
| Feb 7, 3:54 AM EST | Winter Storm Warning | BUF | 48 hr |
| Feb 10, 3:45 PM EST | Wind Advisory | BUF | 36 hr |
| Feb 16, 3:42 PM EST | Lake Effect Snow Advisory | BUF | 30 hr |
| Feb 18, 3:50 PM EST | Wind Advisory | BUF | 35 hr |
| Apr 7, 3:30 AM EDT | Wind Advisory | BUF | 12 hr |
| Apr 8, 3:49 PM EDT | Wind Advisory | BUF | 12 hr |
| Apr 8, 9:37 PM EDT | Special Weather Statement | BUF | 53 min |
| Apr 9, 12:13 AM EDT | Special Weather Statement | BUF | 62 min |
| Apr 10, 12:07 PM EDT | Flood Watch | BUF | 51 hr |
| Apr 10, 12:35 PM EDT | Freezing Rain Advisory | BUF | 39 hr |
| Apr 10, 3:40 PM EDT | Special Weather Statement | BUF | 65 min |
| Apr 11, 11:51 AM EDT | River Flood Warning | BUF | 255 days |
| Apr 11, 11:51 AM EDT | River Flood Warning | BUF | 255 days |
| Apr 11, 11:51 AM EDT | River Flood Warning | BUF | 256 days |
| Apr 18, 3:59 AM EDT | High Wind Watch | BUF | 12 hr |
| Apr 18, 3:59 AM EDT | Wind Advisory | BUF | 43 hr |
| May 10, 4:21 PM EDT | Severe Thunderstorm Warning | BUF | 54 min |
| May 10, 5:06 PM EDT | Severe Thunderstorm Warning | BUF | 24 min |
| May 10, 5:11 PM EDT | Mesoscale Discussion | SPC | 94 min |
| May 10, 6:08 PM EDT | Areal Flood Advisory | BUF | 3 hr |
| May 12, 9:38 AM EDT | Special Weather Statement | BUF | 52 min |
| May 12, 3:32 PM EDT | Freeze Watch | BUF | 21 hr |
| May 13, 4:38 AM EDT | Freeze Warning | BUF | 27 hr |
| May 21, 1:40 PM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
| May 21, 4:37 PM EDT | Mesoscale Discussion | SPC | 53 min |
| May 21, 8:29 PM EDT | Mesoscale Discussion | SPC | 61 min |
| May 22, 2:46 PM EDT | Mesoscale Discussion | SPC | 119 min |
| May 22, 7:58 PM EDT | Severe Thunderstorm Warning | BUF | 32 min |
| May 26, 7:32 AM EDT | Frost Advisory | BUF | 24 hr |
| May 29, 11:38 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 1, 5:43 PM EDT | Severe Thunderstorm Warning | BUF | 62 min |
| Jun 1, 6:01 PM EDT | Severe Thunderstorm Warning | BUF | 44 min |
| Jun 1, 11:55 PM EDT | Severe Thunderstorm Warning | BUF | 35 min |
| Jun 6, 9:32 AM EDT | Flood Watch | BUF | 13 hr |
| Jun 17, 2:21 PM EDT | Special Weather Statement | BUF | 39 min |
| Jun 17, 2:37 PM EDT | Special Weather Statement | BUF | 23 min |
| Jun 23, 2:25 AM EDT | Special Weather Statement | BUF | 65 min |
| Jun 25, 12:22 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 26, 3:52 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jun 26, 4:13 PM EDT | Flood Watch | BUF | 54 hr |
| Jun 27, 8:57 PM EDT | Areal Flood Advisory | BUF | 3 hr |
| Jun 28, 7:47 PM EDT | Special Weather Statement | BUF | 73 min |
| Jun 28, 9:04 PM EDT | Special Weather Statement | BUF | 56 min |
| Jun 29, 8:32 AM EDT | Special Weather Statement | BUF | 58 min |
| Jul 3, 5:05 PM EDT | Areal Flood Advisory | BUF | 3 hr |
| Jul 7, 1:46 AM EDT | Special Weather Statement | BUF | 59 min |
| Jul 10, 3:45 PM EDT | Mesoscale Discussion | SPC | 30 min |
| Jul 10, 3:56 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 10, 6:15 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Jul 17, 1:29 PM EDT | Heat Advisory | BUF | 5 hr |
| Jul 18, 10:30 AM EDT | Heat Advisory | BUF | 10 hr |
| Jul 18, 12:07 PM EDT | Mesoscale Discussion | SPC | 53 min |
| Jul 19, 4:14 AM EDT | Heat Advisory | BUF | 15 hr |
| Jul 19, 4:14 AM EDT | Wind Advisory | BUF | 15 hr |
| Jul 19, 6:06 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Jul 19, 7:52 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 19, 8:20 PM EDT | Areal Flood Advisory | BUF | 3 hr |
| Jul 19, 8:49 PM EDT | Severe Thunderstorm Warning | BUF | 56 min |
| Jul 19, 9:29 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jul 19, 10:21 PM EDT | Severe Thunderstorm Warning | BUF | 54 min |
| Jul 19, 10:33 PM EDT | Areal Flood Advisory | BUF | 3 hr |
| Jul 19, 10:49 PM EDT | Severe Thunderstorm Warning | BUF | 56 min |
| Jul 20, 1:18 AM EDT | Areal Flood Advisory | BUF | 3 hr |
| Jul 23, 8:46 PM EDT | Special Weather Statement | BUF | 59 min |
| Aug 7, 4:07 PM EDT | Severe Thunderstorm Warning | BUF | 38 min |
| Aug 8, 2:28 AM EDT | Special Weather Statement | BUF | 92 min |
| Aug 8, 3:45 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Aug 9, 12:32 AM EDT | Special Weather Statement | BUF | 58 min |
| Aug 9, 6:30 AM EDT | Special Weather Statement | BUF | 60 min |
| Aug 9, 7:37 AM EDT | Special Weather Statement | BUF | 53 min |
| Aug 26, 1:34 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 26, 1:57 PM EDT | Severe Thunderstorm Warning | BUF | 63 min |
| Sep 1, 4:38 PM EDT | Special Weather Statement | BUF | 52 min |
| Sep 1, 5:32 PM EDT | Special Weather Statement | BUF | 43 min |
| Sep 1, 6:04 PM EDT | Special Weather Statement | BUF | 56 min |
| Sep 2, 12:33 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Sep 2, 1:28 PM EDT | Special Weather Statement | BUF | 62 min |
| Sep 2, 1:35 PM EDT | Severe Thunderstorm Warning | BUF | 55 min |
| Sep 10, 6:08 AM EDT | Special Weather Statement | BUF | 52 min |
| Sep 11, 8:42 AM EDT | Heat Advisory | BUF | 8 hr |
| Sep 11, 11:42 AM EDT | Mesoscale Discussion | SPC | 63 min |
| Sep 12, 4:44 PM EDT | Special Weather Statement | BUF | 46 min |
| Sep 12, 5:31 PM EDT | Special Weather Statement | BUF | 59 min |
| Sep 21, 9:10 AM EDT | Areal Flood Warning | BUF | 6 hr |
| Oct 5, 5:24 AM EDT | Dense Fog Advisory | BUF | 4 hr |
| Oct 5, 7:00 AM EDT | Special Weather Statement | BUF | 60 min |
| Oct 22, 4:02 PM EDT | Freeze Watch | BUF | 12 hr |
| Oct 23, 3:50 AM EDT | Freeze Warning | BUF | 28 hr |
| Oct 25, 9:14 AM EDT | Wind Advisory | BUF | 30 hr |
| Oct 27, 2:53 PM EDT | Freeze Watch | BUF | 14 hr |
| Oct 28, 4:28 AM EDT | Freeze Warning | BUF | 29 hr |
| Oct 30, 4:50 AM EDT | High Wind Watch | BUF | 30 hr |
| Oct 31, 4:51 AM EDT | High Wind Warning | BUF | 38 hr |
| Nov 9, 12:35 PM EST | Wind Advisory | BUF | 29 hr |
| Nov 16, 3:05 PM EST | High Wind Warning | BUF | 43 hr |
| Nov 17, 7:36 PM EST | Mesoscale Discussion | SPC | 54 min |
| Nov 17, 8:23 PM EST | Severe Thunderstorm Watch | SPC | 4 hr |
| Nov 17, 9:59 PM EST | Severe Thunderstorm Warning | BUF | 76 min |
| Nov 17, 10:24 PM EST | Mesoscale Discussion | SPC | 66 min |
| Nov 18, 9:41 AM EST | Wind Advisory | BUF | 6 hr |
| Nov 22, 3:32 PM EST | Lake Effect Snow Advisory | BUF | 60 hr |
| Nov 22, 3:32 PM EST | Winter Weather Advisory | BUF | 12 hr |
| Nov 24, 10:16 PM EST | Winter Storm Watch | BUF | 29 hr |
| Nov 25, 3:39 PM EST | Winter Storm Warning | BUF | 45 hr |
| Nov 26, 6:15 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Dec 8, 4:35 AM EST | Winter Weather Advisory | BUF | 32 hr |
| Dec 9, 3:02 PM EST | Lake Effect Snow Warning | BUF | 4 days |
| Dec 9, 3:02 PM EST | Lake Effect Snow Advisory | BUF | 55 hr |
| Dec 11, 11:37 PM EST | Lake Effect Snow Advisory | BUF | 16 hr |
| Dec 12, 3:51 PM EST | Winter Weather Advisory | BUF | 60 hr |
| Dec 14, 3:29 AM EST | Winter Storm Warning | BUF | 28 hr |
| Dec 19, 12:49 PM EST | Flood Watch | BUF | 3 days |
| Dec 20, 3:47 AM EST | Ice Storm Warning | BUF | 63 hr |
| Dec 20, 3:47 AM EST | Winter Storm Watch | BUF | 24 hr |
| Dec 21, 11:10 AM EST | Areal Flood Warning | BUF | 28 hr |
| Dec 21, 11:33 AM EST | River Flood Warning | BUF | 52 hr |
| Dec 21, 11:33 AM EST | River Flood Warning | BUF | 17 hr |
| Dec 22, 12:44 PM EST | River Flood Warning | BUF | 39 hr |
| Dec 22, 9:03 PM EST | River Flood Warning | BUF | 42 hr |
| Dec 30, 3:53 AM EST | Lake Effect Snow Advisory | BUF | 52 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 archive20122014
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.