Alert archive / New York / Monroe County

Weather alerts in Monroe County, New York, 2015

109 weather alerts in 2015, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Monroe County and its neighbors

Each county as a circle sized by its count in 2015. Tap one for its archive.

Alerts
109
Warnings
33
Watches
22
Advisories
30
Busiest month
June23 alerts
Busiest day
June 11, 20155 alerts

Over time

By month

Warning verification

How often warnings here had a storm report inside them, and how much warning the reports had.

Monroe County, 2015

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings00
Severe thunderstorm warnings13931%24100%23 min
Flash flood warnings7443%4100%48 min

Each office's whole area, 2015

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Buffalo, NY: tornado warnings3167%250%4 min
NWS Buffalo, NY: severe thunderstorm warnings654334%18982%21 min
NWS Buffalo, NY: flash flood warnings311939%8387%70 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
Jan 2, 3:53 PM ESTHigh Wind WatchBUF12 hr
Jan 3, 3:31 AM ESTHigh Wind WarningBUF36 hr
Jan 3, 10:49 AM ESTFreezing Rain AdvisoryBUF11 hr
Jan 3, 3:13 PM ESTWind AdvisoryBUF31 hr
Jan 6, 4:16 AM ESTWind Chill AdvisoryBUF54 hr
Jan 6, 12:17 PM ESTLake Effect Snow AdvisoryBUF54 hr
Jan 9, 1:32 AM ESTLake Effect Snow AdvisoryBUF8 hr
Jan 24, 1:18 PM ESTWinter Weather AdvisoryBUF9 hr
Jan 28, 3:31 PM ESTWinter Weather AdvisoryBUF40 hr
Jan 31, 3:47 AM ESTWinter Storm WatchBUF24 hr
Jan 31, 2:48 PM ESTWinter Storm WarningBUF52 hr
Feb 1, 9:52 PM ESTMesoscale DiscussionSPC6 hr
Feb 2, 2:45 PM ESTWind Chill AdvisoryBUF19 hr
Feb 3, 3:42 PM ESTWinter Weather AdvisoryBUF36 hr
Feb 4, 3:33 PM ESTLake Effect Snow AdvisoryBUF24 hr
Feb 5, 3:51 AM ESTWind Chill AdvisoryBUF28 hr
Feb 6, 3:06 PM ESTWinter Storm WatchBUF37 hr
Feb 7, 4:08 AM ESTWinter Weather AdvisoryBUF59 hr
Feb 7, 3:00 PM ESTWinter Storm WarningBUF52 hr
Feb 8, 10:51 AM ESTSpecial Weather StatementBUF54 min
Feb 11, 4:05 AM ESTWind Chill WatchBUF24 hr
Feb 12, 3:41 AM ESTWind Chill WarningBUF32 hr
Feb 12, 3:41 AM ESTWind Chill AdvisoryBUF12 hr
Feb 12, 4:03 PM ESTWind Chill WatchBUF24 hr
Feb 13, 4:58 AM ESTLake Effect Snow WatchBUF11 hr
Feb 13, 3:53 PM ESTWind Chill WarningBUF66 hr
Feb 13, 3:53 PM ESTWinter Storm WarningBUF50 hr
Feb 17, 3:00 PM ESTWind Chill WarningBUF67 hr
Feb 18, 3:37 AM ESTLake Effect Snow AdvisoryBUF60 hr
Feb 20, 9:33 AM ESTWind Chill AdvisoryBUF6 hr
Feb 21, 3:09 PM ESTWind Chill WatchBUF23 hr
Feb 22, 1:57 PM ESTWind Chill AdvisoryBUF43 hr
Mar 2, 12:48 PM ESTWinter Weather AdvisoryBUF42 hr
Mar 13, 11:50 AM EDTFlood WatchBUF4 days
Mar 21, 4:05 AM EDTLake Effect Snow AdvisoryBUF30 hr
Mar 28, 12:17 AM EDTSpecial Weather StatementBUF73 min
Apr 9, 4:42 AM EDTHigh Wind WatchBUF11 hr
Apr 9, 3:32 PM EDTHigh Wind WarningBUF28 hr
Apr 10, 12:03 AM EDTSpecial Weather StatementBUF57 min
Apr 13, 4:42 AM EDTWind AdvisoryBUF18 hr
Apr 20, 3:23 PM EDTMesoscale DiscussionSPC2 hr
Apr 20, 4:10 PM EDTSevere Thunderstorm WarningBUF50 min
Apr 20, 4:41 PM EDTSevere Thunderstorm WarningBUF49 min
Apr 20, 5:30 PM EDTSpecial Weather StatementBUF45 min
Apr 21, 4:38 AM EDTWind AdvisoryBUF15 hr
May 10, 3:58 PM EDTFlash Flood WarningBUF3 hr
May 11, 2:16 PM EDTWind AdvisoryBUF25 hr
May 11, 8:18 PM EDTSevere Thunderstorm WatchSPC4 hr
May 11, 10:10 PM EDTMesoscale DiscussionSPC95 min
May 11, 10:40 PM EDTSpecial Weather StatementBUF35 min
May 13, 3:51 AM EDTFrost AdvisoryBUF28 hr
May 22, 4:12 AM EDTFrost AdvisoryBUF27 hr
May 27, 7:53 PM EDTSevere Thunderstorm WarningBUF26 min
Jun 5, 2:18 PM EDTSevere Thunderstorm WarningBUF42 min
Jun 5, 7:11 PM EDTSpecial Weather StatementBUF49 min
Jun 8, 11:13 AM EDTSevere Thunderstorm WarningBUF62 min
Jun 10, 1:26 PM EDTSpecial Weather StatementBUF34 min
Jun 10, 7:07 PM EDTMesoscale DiscussionSPC113 min
Jun 10, 8:56 PM EDTSevere Thunderstorm WarningBUF49 min
Jun 10, 9:02 PM EDTSevere Thunderstorm WatchSPC4 hr
Jun 10, 9:36 PM EDTSevere Thunderstorm WarningBUF26 min
Jun 10, 9:40 PM EDTSevere Thunderstorm WarningBUF35 min
Jun 11, 10:02 AM EDTSpecial Weather StatementBUF58 min
Jun 12, 10:16 AM EDTFlash Flood WatchBUF8 hr
Jun 12, 1:26 PM EDTMesoscale DiscussionSPC64 min
Jun 12, 2:52 PM EDTSevere Thunderstorm WarningBUF38 min
Jun 12, 2:54 PM EDTSevere Thunderstorm WatchSPC6 hr
Jun 12, 4:40 PM EDTSevere Thunderstorm WarningBUF65 min
Jun 14, 3:26 PM EDTFlash Flood WatchBUF10 hr
Jun 14, 4:06 PM EDTFlash Flood WarningBUF3 hr
Jun 14, 4:11 PM EDTFlash Flood WarningBUF3 hr
Jun 14, 6:53 PM EDTAreal Flood WarningBUF6 hr
Jun 15, 2:57 PM EDTFlash Flood WatchBUF13 hr
Jun 23, 4:24 AM EDTMesoscale DiscussionSPC66 min
Jun 23, 4:29 AM EDTSevere Thunderstorm WarningBUF46 min
Jun 23, 4:52 AM EDTSevere Thunderstorm WarningBUF53 min
Jul 7, 4:27 PM EDTSevere Thunderstorm WarningBUF48 min
Jul 14, 4:10 AM EDTFlash Flood WatchBUF21 hr
Jul 18, 3:37 AM EDTSpecial Weather StatementBUF38 min
Jul 18, 4:16 AM EDTFlash Flood WarningBUF3 hr
Jul 18, 5:35 AM EDTFlash Flood WarningBUF3 hr
Jul 18, 3:43 PM EDTFlash Flood WatchBUF29 hr
Jul 19, 3:18 PM EDTSevere Thunderstorm WatchSPC7 hr
Jul 19, 8:32 PM EDTMesoscale DiscussionSPC88 min
Aug 2, 6:35 PM EDTMesoscale DiscussionSPC115 min
Aug 10, 3:56 PM EDTSpecial Weather StatementBUF49 min
Aug 10, 8:22 PM EDTAreal Flood WarningBUF3 hr
Aug 14, 11:04 PM EDTSpecial Weather StatementBUF41 min
Aug 15, 12:25 AM EDTFlash Flood WarningBUF3 hr
Aug 18, 10:42 AM EDTFlash Flood WatchBUF9 hr
Aug 19, 4:00 AM EDTFlash Flood WatchBUF40 hr
Aug 20, 3:08 PM EDTFlash Flood WarningBUF4 hr
Sep 9, 10:26 AM EDTSpecial Weather StatementBUF49 min
Sep 9, 11:07 AM EDTMesoscale DiscussionSPC83 min
Sep 19, 4:10 PM EDTMesoscale DiscussionSPC3 hr
Oct 15, 7:50 PM EDTSpecial Weather StatementBUF40 min
Oct 17, 4:01 AM EDTFreeze WatchBUF10 hr
Oct 17, 2:13 PM EDTFreeze WarningBUF19 hr
Oct 28, 4:00 PM EDTWind AdvisoryBUF31 hr
Nov 6, 11:41 AM ESTSpecial Weather StatementBUF64 min
Nov 10, 3:24 PM ESTHigh Wind WatchBUF24 hr
Nov 11, 3:04 PM ESTHigh Wind WarningBUF37 hr
Nov 13, 3:59 AM ESTWind AdvisoryBUF12 hr
Nov 21, 9:25 AM ESTHigh Wind WarningBUF14 hr
Nov 21, 9:25 AM ESTWind AdvisoryBUF21 hr
Dec 11, 3:43 AM ESTWind AdvisoryBUF15 hr
Dec 14, 3:50 AM ESTWind AdvisoryBUF26 hr
Dec 23, 1:00 PM ESTWind AdvisoryBUF27 hr
Dec 27, 3:46 PM ESTWinter Weather AdvisoryBUF54 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 archive20142016

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.