Alert archive / New York / Genesee County

Weather alerts in Genesee County, New York, 2022

136 weather alerts in 2022, 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 2022. Tap one for its archive.

Alerts
136
Warnings
35
Watches
13
Advisories
25
Busiest month
February23 alerts
Busiest day
June 16, 20229 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 1 tornado reports fell inside a warning.

Genesee County, 2022

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings010%
Severe thunderstorm warnings161225%2100%9 min
Flash flood warnings00

Each office's whole area, 2022

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Buffalo, NY: tornado warnings3167%475%9 min
NWS Buffalo, NY: severe thunderstorm warnings945937%18484%27 min
NWS Buffalo, NY: flash flood warnings9544%11100%53 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.

IssuedProductOfficeLasted
Dec 31, 7:36 PM ESTDense Fog AdvisoryBUF8 hr
Jan 3, 1:15 PM ESTWinter Storm WatchBUF39 hr
Jan 5, 3:53 AM ESTLake Effect Snow WarningBUF70 hr
Jan 6, 6:13 AM ESTSpecial Weather StatementBUF77 min
Jan 6, 7:30 AM ESTSpecial Weather StatementBUF75 min
Jan 7, 9:20 AM ESTSpecial Weather StatementBUF55 min
Jan 10, 9:18 PM ESTSpecial Weather StatementBUF42 min
Jan 14, 3:41 AM ESTWind Chill AdvisoryBUF33 hr
Jan 14, 3:41 AM ESTWinter Storm WatchBUF48 hr
Jan 15, 3:37 AM ESTWinter Storm WarningBUF69 hr
Jan 15, 2:40 PM ESTWind Chill AdvisoryBUF18 hr
Jan 16, 8:38 PM ESTMesoscale DiscussionSPC6 hr
Jan 17, 12:53 AM ESTSpecial Weather StatementBUF52 min
Jan 17, 2:24 AM ESTMesoscale DiscussionSPC6 hr
Jan 17, 8:22 AM ESTMesoscale DiscussionSPC6 hr
Jan 17, 3:37 PM ESTWinter Weather AdvisoryBUF18 hr
Jan 22, 4:24 AM ESTWinter Weather AdvisoryBUF35 hr
Jan 31, 2:55 PM ESTWinter Storm WatchBUF37 hr
Feb 2, 3:55 AM ESTWinter Storm WarningBUF57 hr
Feb 15, 9:38 AM ESTFlood WatchBUF3 days
Feb 17, 3:38 AM ESTWinter Weather AdvisoryBUF29 hr
Feb 17, 11:39 AM ESTRiver Flood WarningBUF25 hr
Feb 17, 11:39 AM ESTRiver Flood WarningBUF4 days
Feb 17, 11:39 AM ESTRiver Flood WarningBUF48 hr
Feb 17, 11:41 PM ESTAreal Flood WarningBUF20 hr
Feb 18, 12:30 AM ESTRiver Flood WarningBUF5 hr
Feb 18, 1:59 PM ESTWind AdvisoryBUF31 hr
Feb 18, 7:21 PM ESTRiver Flood WarningBUF16 hr
Feb 19, 5:23 AM ESTRiver Flood WarningBUF19 hr
Feb 19, 5:32 AM ESTSpecial Weather StatementBUF58 min
Feb 19, 5:56 AM ESTMesoscale DiscussionSPC5 hr
Feb 19, 6:59 AM ESTSpecial Weather StatementBUF2 hr
Feb 20, 4:51 AM ESTWind AdvisoryBUF12 hr
Feb 21, 1:46 PM ESTFlood WatchBUF51 hr
Feb 23, 2:53 PM ESTRiver Flood WarningBUF16 hr
Feb 23, 2:53 PM ESTRiver Flood WarningBUF45 hr
Feb 23, 4:17 PM ESTRiver Flood WarningBUF35 hr
Feb 24, 3:50 AM ESTWinter Weather AdvisoryBUF32 hr
Feb 27, 12:45 PM ESTMesoscale DiscussionSPC4 hr
Feb 27, 1:43 PM ESTSpecial Weather StatementBUF62 min
Feb 27, 2:53 PM ESTSpecial Weather StatementBUF52 min
Mar 5, 3:24 AM ESTHigh Wind WatchBUF24 hr
Mar 5, 7:00 PM ESTHigh Wind WarningBUF23 hr
Mar 11, 3:36 AM ESTWinter Weather AdvisoryBUF48 hr
Mar 19, 3:09 PM EDTSpecial Weather StatementBUF36 min
Mar 27, 10:41 AM EDTSpecial Weather StatementBUF64 min
Mar 31, 11:13 AM EDTSpecial Weather StatementBUF62 min
Apr 14, 3:00 PM EDTWind AdvisoryBUF28 hr
Apr 25, 3:39 PM EDTMesoscale DiscussionSPC2 hr
Apr 25, 6:34 PM EDTSevere Thunderstorm WarningBUF41 min
Apr 25, 7:08 PM EDTSevere Thunderstorm Warning Considerable damage threatBUF52 min
May 7, 2:28 PM EDTFrost AdvisoryBUF18 hr
May 21, 11:32 AM EDTMesoscale DiscussionSPC118 min
May 21, 7:42 PM EDTSpecial Weather StatementBUF63 min
May 21, 7:58 PM EDTSevere Thunderstorm WarningBUF62 min
May 21, 8:31 PM EDTSpecial Weather StatementBUF29 min
Jun 1, 1:00 PM EDTMesoscale DiscussionSPC90 min
Jun 1, 2:19 PM EDTSevere Thunderstorm WatchSPC8 hr
Jun 9, 7:28 PM EDTSpecial Weather StatementBUF62 min
Jun 15, 7:34 PM EDTSpecial Weather StatementBUF26 min
Jun 15, 7:58 PM EDTSpecial Weather StatementBUF47 min
Jun 15, 8:15 PM EDTSevere Thunderstorm WarningBUF60 min
Jun 15, 8:35 PM EDTMesoscale DiscussionSPC115 min
Jun 15, 11:38 PM EDTSpecial Weather StatementBUF67 min
Jun 16, 4:18 AM EDTHeat AdvisoryBUF14 hr
Jun 16, 1:17 PM EDTMesoscale DiscussionSPC118 min
Jun 16, 2:43 PM EDTTornado WatchSPC8 hr
Jun 16, 3:16 PM EDTSevere Thunderstorm WarningBUF59 min
Jun 16, 3:38 PM EDTMesoscale DiscussionSPC97 min
Jun 16, 4:07 PM EDTSevere Thunderstorm WarningBUF35 min
Jun 21, 2:16 PM EDTHeat AdvisoryBUF27 hr
Jun 22, 1:43 PM EDTMesoscale DiscussionSPC2 hr
Jul 12, 4:29 PM EDTSpecial Weather StatementBUF31 min
Jul 19, 2:33 PM EDTHeat AdvisoryBUF29 hr
Jul 20, 11:31 PM EDTSevere Thunderstorm WarningBUF29 min
Jul 24, 4:02 AM EDTHeat AdvisoryBUF15 hr
Jul 24, 9:53 PM EDTSevere Thunderstorm WatchSPC7 hr
Jul 24, 11:57 PM EDTSevere Thunderstorm WarningBUF63 min
Jul 25, 12:17 AM EDTSevere Thunderstorm WarningBUF29 min
Jul 25, 12:27 AM EDTMesoscale DiscussionSPC93 min
Aug 5, 4:38 PM EDTSpecial Weather StatementBUF52 min
Aug 6, 1:45 PM EDTHeat AdvisoryBUF29 hr
Aug 6, 4:48 PM EDTSpecial Weather StatementBUF27 min
Aug 8, 7:26 PM EDTSevere Thunderstorm WarningBUF49 min
Aug 16, 1:46 PM EDTSpecial Weather StatementBUF29 min
Aug 16, 2:21 PM EDTSpecial Weather StatementBUF39 min
Aug 16, 2:43 PM EDTSpecial Weather StatementBUF47 min
Aug 17, 2:46 PM EDTSpecial Weather StatementBUF74 min
Aug 17, 4:01 PM EDTSpecial Weather StatementBUF29 min
Aug 17, 4:17 PM EDTSevere Thunderstorm WarningBUF43 min
Aug 17, 5:00 PM EDTSevere Thunderstorm WarningBUF43 min
Aug 22, 6:48 PM EDTSpecial Weather StatementBUF27 min
Aug 29, 3:38 AM EDTHeat AdvisoryBUF15 hr
Aug 29, 3:05 PM EDTSevere Thunderstorm WarningBUF40 min
Aug 29, 3:44 PM EDTSevere Thunderstorm WarningBUF61 min
Aug 29, 4:23 PM EDTSevere Thunderstorm WarningBUF52 min
Sep 13, 2:31 PM EDTSpecial Weather StatementBUF74 min
Sep 19, 9:52 AM EDTSpecial Weather StatementBUF53 min
Sep 19, 3:15 PM EDTMesoscale DiscussionSPC3 hr
Sep 19, 5:57 PM EDTSpecial Weather StatementBUF33 min
Sep 21, 11:38 PM EDTMesoscale DiscussionSPC97 min
Sep 29, 3:51 AM EDTFrost AdvisoryBUF28 hr
Oct 2, 3:30 AM EDTFrost AdvisoryBUF30 hr
Nov 5, 3:59 AM EDTWind AdvisoryBUF25 hr
Nov 6, 1:20 AM ESTSevere Thunderstorm WarningBUF40 min
Nov 13, 7:15 PM ESTSpecial Weather StatementBUF60 min
Nov 14, 2:19 PM ESTWinter Storm WatchBUF61 hr
Nov 16, 4:02 AM ESTLake Effect Snow WarningBUF5 days
Nov 17, 3:28 AM ESTWinter Weather AdvisoryBUF4 days
Nov 17, 8:33 PM ESTSpecial Weather StatementBUF57 min
Nov 18, 1:58 AM ESTMesoscale DiscussionSPC6 hr
Nov 18, 3:28 PM ESTSpecial Weather StatementBUF107 min
Nov 18, 9:50 PM ESTSpecial Weather StatementBUF55 min
Nov 18, 10:15 PM ESTMesoscale DiscussionSPC4 hr
Nov 19, 8:25 PM ESTMesoscale DiscussionSPC6 hr
Nov 19, 11:20 PM ESTSpecial Weather StatementBUF55 min
Nov 20, 6:41 PM ESTWind AdvisoryBUF26 hr
Nov 29, 3:38 AM ESTWind AdvisoryBUF56 hr
Dec 1, 12:38 PM ESTHigh Wind WatchBUF25 hr
Dec 2, 1:18 PM ESTHigh Wind WarningBUF28 hr
Dec 14, 3:07 AM ESTWinter Weather AdvisoryBUF46 hr
Dec 14, 3:33 PM ESTWinter Storm WatchBUF23 hr
Dec 15, 2:55 PM ESTLake Effect Snow WarningBUF4 days
Dec 17, 8:44 AM ESTSpecial Weather StatementBUF91 min
Dec 20, 2:22 PM ESTWinter Storm WatchBUF38 hr
Dec 22, 3:54 AM ESTBlizzard WarningBUF3 days
Dec 22, 3:54 AM ESTWinter Storm WarningBUF5 days
Dec 23, 10:51 AM ESTMesoscale DiscussionSPC6 hr
Dec 23, 11:31 AM ESTSpecial Weather StatementBUF119 min
Dec 23, 3:31 PM ESTSpecial Weather StatementBUF119 min
Dec 23, 4:47 PM ESTMesoscale DiscussionSPC5 hr
Dec 23, 5:30 PM ESTSpecial Weather StatementBUF60 min
Dec 23, 11:50 PM ESTSpecial Weather StatementBUF115 min
Dec 24, 1:43 AM ESTSpecial Weather StatementBUF2 hr
Dec 24, 11:55 PM ESTSpecial Weather StatementBUF110 min
Dec 25, 1:57 AM ESTSpecial Weather StatementBUF108 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 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.