Alert archive / New York / Genesee County
Weather alerts in Genesee County, New York, 2008
126 weather alerts in 2008, 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 2008. Tap one for its archive.
- Alerts
- 126
- Warnings
- 51
- Watches
- 18
- Advisories
- 34
- Busiest month
- December28 alerts
- Busiest day
- June 16, 200812 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, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 25 | 15 | 40% | 6 | 100% | 18 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Buffalo, NY: tornado warnings | 1 | 0 | 100% | 0 | ||
| NWS Buffalo, NY: severe thunderstorm warnings | 166 | 92 | 45% | 184 | 90% | 23 min |
| NWS Buffalo, NY: flash flood warnings | 10 | 6 | 40% | 14 | 57% | 40 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 8, 4:00 AM EST | Wind Advisory | BUF | 39 hr |
| Jan 9, 3:31 AM EST | Severe Thunderstorm Watch | SPC | 4 hr |
| Jan 9, 3:50 AM EST | Mesoscale Discussion | SPC | 115 min |
| Jan 9, 4:24 AM EST | Severe Thunderstorm Warning | BUF | 33 min |
| Jan 9, 6:29 AM EST | High Wind Warning | BUF | 9 hr |
| Jan 18, 2:30 AM EST | Wind Advisory | BUF | 13 hr |
| Jan 22, 3:38 AM EST | Lake Effect Snow and Blowing Snow Advisory | BUF | 24 hr |
| Jan 23, 3:23 PM EST | Lake Effect Snow Advisory | BUF | 24 hr |
| Jan 28, 3:16 PM EST | High Wind Watch | BUF | 19 hr |
| Jan 28, 10:51 PM EST | Freezing Rain Advisory | BUF | 11 hr |
| Jan 29, 10:30 AM EST | High Wind Warning | BUF | 34 hr |
| Jan 30, 3:54 AM EST | Winter Weather Advisory | BUF | 11 hr |
| Jan 30, 10:30 AM EST | Winter Storm Warning | BUF | 4 hr |
| Jan 30, 2:37 PM EST | Lake Effect Snow and Blowing Snow Advisory | BUF | 13 hr |
| Jan 31, 3:27 PM EST | Winter Storm Warning | BUF | 36 hr |
| Jan 31, 3:27 PM EST | Winter Weather Advisory | BUF | 15 hr |
| Feb 4, 2:02 PM EST | Flood Watch | BUF | 52 hr |
| Feb 5, 3:45 PM EST | Winter Weather Advisory | BUF | 36 hr |
| Feb 6, 7:25 AM EST | River Flood Warning | BUF | 16 hr |
| Feb 6, 1:29 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 6, 7:33 PM EST | River Flood Warning | BUF | 9 hr |
| Feb 6, 7:33 PM EST | River Flood Warning | BUF | 16 hr |
| Feb 8, 9:16 AM EST | River Flood Warning | BUF | 26 hr |
| Feb 9, 4:54 AM EST | Wind Advisory | BUF | 40 hr |
| Feb 10, 10:03 AM EST | Wind Chill Advisory | BUF | 26 hr |
| Feb 11, 12:10 PM EST | Winter Storm Watch | BUF | 16 hr |
| Feb 12, 4:22 AM EST | Winter Storm Warning | BUF | 29 hr |
| Feb 12, 7:41 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 12, 9:24 PM EST | Winter Weather Advisory | BUF | 12 hr |
| Feb 19, 3:32 AM EST | Lake Effect Snow Warning | BUF | 36 hr |
| Feb 19, 3:51 PM EST | Lake Effect Snow Advisory | BUF | 4 hr |
| Feb 25, 3:45 AM EST | Winter Storm Watch | BUF | 12 hr |
| Feb 25, 3:25 PM EST | Winter Storm Warning | BUF | 37 hr |
| Mar 3, 4:27 AM EST | Winter Storm Watch | BUF | 25 hr |
| Mar 4, 4:58 AM EST | Winter Storm Warning | BUF | 29 hr |
| Mar 6, 2:52 PM EST | Winter Storm Watch | BUF | 14 hr |
| Mar 7, 4:45 AM EST | Winter Storm Warning | BUF | 47 hr |
| Mar 8, 6:16 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Mar 15, 5:31 AM EDT | Dense Fog Advisory | BUF | 2 hr |
| Mar 20, 7:45 PM EDT | River Flood Warning | BUF | 6 hr |
| Mar 27, 3:13 PM EDT | Winter Weather Advisory | BUF | 14 hr |
| Mar 31, 3:48 PM EDT | Wind Advisory | BUF | 28 hr |
| Apr 26, 2:16 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Apr 30, 3:05 AM EDT | Frost Advisory | BUF | 29 hr |
| May 31, 2:55 PM EDT | Mesoscale Discussion | SPC | 65 min |
| Jun 5, 2:34 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Jun 8, 6:54 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 13, 6:44 PM EDT | Severe Thunderstorm Warning | BUF | 32 min |
| Jun 13, 6:55 PM EDT | Severe Thunderstorm Warning | BUF | 35 min |
| Jun 13, 7:02 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Jun 13, 7:35 PM EDT | Severe Thunderstorm Warning | BUF | 55 min |
| Jun 16, 10:19 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 16, 11:28 AM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Jun 16, 12:04 PM EDT | Severe Thunderstorm Warning | BUF | 56 min |
| Jun 16, 1:06 PM EDT | Severe Thunderstorm Warning | BUF | 54 min |
| Jun 16, 1:52 PM EDT | Severe Thunderstorm Warning | BUF | 53 min |
| Jun 16, 2:41 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Jun 16, 2:43 PM EDT | Severe Thunderstorm Warning | BUF | 44 min |
| Jun 16, 2:55 PM EDT | Severe Thunderstorm Warning | BUF | 37 min |
| Jun 16, 5:03 PM EDT | Severe Thunderstorm Warning | BUF | 57 min |
| Jun 16, 5:48 PM EDT | Severe Thunderstorm Warning | BUF | 57 min |
| Jun 16, 6:35 PM EDT | Severe Thunderstorm Warning | BUF | 55 min |
| Jun 16, 7:27 PM EDT | Severe Thunderstorm Warning | BUF | 63 min |
| Jun 21, 1:12 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Jun 28, 6:31 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 29, 10:46 AM EDT | Mesoscale Discussion | SPC | 119 min |
| Jun 29, 12:11 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 29, 4:14 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jun 29, 7:13 PM EDT | Mesoscale Discussion | SPC | 92 min |
| Jul 16, 5:18 PM EDT | Severe Thunderstorm Warning | BUF | 57 min |
| Jul 17, 8:43 AM EDT | Severe Thunderstorm Warning | BUF | 62 min |
| Jul 20, 12:35 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 21, 2:09 PM EDT | Mesoscale Discussion | SPC | 66 min |
| Jul 23, 1:59 AM EDT | Areal Flood Advisory | BUF | 3 hr |
| Jul 23, 2:12 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 23, 2:35 PM EDT | Severe Thunderstorm Warning | BUF | 55 min |
| Jul 24, 4:06 PM EDT | Severe Thunderstorm Warning | BUF | 39 min |
| Jul 24, 6:03 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jul 26, 10:16 AM EDT | Mesoscale Discussion | SPC | 119 min |
| Jul 27, 11:09 PM EDT | Severe Thunderstorm Warning | BUF | 32 min |
| Jul 28, 1:58 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 11:34 AM EDT | Mesoscale Discussion | SPC | 116 min |
| Aug 7, 9:03 PM EDT | Severe Thunderstorm Warning | BUF | 47 min |
| Aug 11, 5:56 AM EDT | Severe Thunderstorm Warning | BUF | 64 min |
| Aug 18, 11:23 PM EDT | Severe Thunderstorm Warning | BUF | 37 min |
| Sep 13, 3:09 PM EDT | Flood Watch | BUF | 13 hr |
| Sep 14, 12:27 PM EDT | Wind Advisory | BUF | 18 hr |
| Sep 14, 8:50 PM EDT | Severe Thunderstorm Warning | BUF | 55 min |
| Sep 14, 9:43 PM EDT | Severe Thunderstorm Warning | BUF | 49 min |
| Oct 6, 4:21 AM EDT | Frost Advisory | BUF | 28 hr |
| Oct 17, 3:39 PM EDT | Freeze Watch | BUF | 12 hr |
| Oct 17, 8:23 PM EDT | Frost Advisory | BUF | 12 hr |
| Oct 18, 3:18 AM EDT | Freeze Warning | BUF | 29 hr |
| Oct 26, 6:38 PM EDT | Severe Thunderstorm Warning | BUF | 50 min |
| Oct 26, 9:03 PM EDT | Severe Thunderstorm Warning | BUF | 26 min |
| Nov 9, 6:36 PM EST | Areal Flood Advisory | BUF | 4 hr |
| Nov 21, 3:37 PM EST | Lake Effect Snow Advisory | BUF | 12 hr |
| Nov 30, 3:48 AM EST | Winter Weather Advisory | BUF | 23 hr |
| Dec 5, 10:08 AM EST | Lake Effect Snow Advisory | BUF | 20 hr |
| Dec 8, 10:11 PM EST | Winter Weather Advisory | BUF | 12 hr |
| Dec 11, 3:44 PM EST | Winter Weather Advisory | BUF | 19 hr |
| Dec 16, 4:27 AM EST | Winter Weather Advisory | BUF | 31 hr |
| Dec 17, 2:38 PM EST | Winter Storm Watch | BUF | 21 hr |
| Dec 18, 11:38 AM EST | Winter Storm Warning | BUF | 34 hr |
| Dec 19, 7:22 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Dec 20, 4:02 AM EST | Winter Storm Watch | BUF | 13 hr |
| Dec 20, 4:22 PM EST | Lake Effect Snow Warning | BUF | 65 hr |
| Dec 20, 4:22 PM EST | Winter Weather Advisory | BUF | 46 hr |
| Dec 21, 10:53 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Dec 23, 3:31 AM EST | High Wind Watch | BUF | 33 hr |
| Dec 23, 3:49 AM EST | Winter Weather Advisory | BUF | 32 hr |
| Dec 24, 12:03 PM EST | High Wind Warning | BUF | 16 hr |
| Dec 26, 3:28 PM EST | High Wind Watch | BUF | 24 hr |
| Dec 27, 8:10 AM EST | Areal Flood Advisory | BUF | 14 hr |
| Dec 27, 8:27 AM EST | River Flood Warning | BUF | 11 hr |
| Dec 27, 3:25 PM EST | High Wind Warning | BUF | 30 hr |
| Dec 28, 12:03 AM EST | River Flood Warning | BUF | 33 hr |
| Dec 28, 12:03 AM EST | River Flood Warning | BUF | 4 days |
| Dec 28, 4:14 AM EST | River Flood Warning | BUF | 32 hr |
| Dec 28, 9:12 AM EST | River Flood Warning | BUF | 34 hr |
| Dec 28, 4:51 PM EST | River Flood Warning | BUF | 42 hr |
| Dec 29, 2:56 PM EST | Wind Advisory | BUF | 17 hr |
| Dec 30, 5:04 AM EST | Winter Weather Advisory | BUF | 31 hr |
| Dec 31, 12:52 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Dec 31, 6:38 AM EST | Winter Storm Warning | BUF | 5 hr |
| Dec 31, 11:55 AM EST | Lake Effect Snow Advisory | BUF | 17 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 archive20072009
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.