Alert archive / New York / Suffolk County

Weather alerts in Suffolk County, New York, 2014

199 weather alerts in 2014, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Suffolk County and its neighbors

Each county as a circle sized by its count in 2014. Tap one for its archive.

Alerts
199
Warnings
19
Watches
17
Advisories
83
Busiest month
July31 alerts
Busiest day
August 13, 201413 alerts

Over time

By month

Warning verification

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

Suffolk County, 2014

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings00
Severe thunderstorm warnings440%5100%10 min
Flash flood warnings330%23100%122 min

Each office's whole area, 2014

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS New York, NY: tornado warnings010%
NWS New York, NY: severe thunderstorm warnings705029%11892%24 min
NWS New York, NY: flash flood warnings342526%10990%76 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 1, 3:56 PM ESTBlizzard WarningOKX43 hr
Jan 1, 4:32 PM ESTCoastal Flood WatchOKX23 hr
Jan 1, 4:32 PM ESTCoastal Flood AdvisoryOKX20 hr
Jan 2, 3:44 PM ESTCoastal Flood WarningOKX10 hr
Jan 2, 3:44 PM ESTCoastal Flood AdvisoryOKX10 hr
Jan 2, 8:43 PM ESTMesoscale DiscussionSPC5 hr
Jan 3, 3:39 AM ESTMesoscale DiscussionSPC4 hr
Jan 3, 5:27 AM ESTCoastal Flood AdvisoryOKX8 hr
Jan 5, 3:25 AM ESTFreezing Rain AdvisoryOKX22 hr
Jan 5, 7:50 PM ESTDense Fog AdvisoryOKX16 hr
Jan 6, 4:10 AM ESTWind AdvisoryOKX36 hr
Jan 6, 4:20 AM ESTWind Chill AdvisoryOKX47 hr
Jan 6, 9:25 AM ESTSpecial Weather StatementOKX50 min
Jan 6, 10:13 AM ESTSpecial Weather StatementOKX77 min
Jan 10, 3:50 AM ESTFlood WatchOKX42 hr
Jan 10, 3:26 PM ESTWind AdvisoryOKX28 hr
Jan 11, 6:01 PM ESTSpecial Weather StatementOKX44 min
Jan 11, 6:22 PM ESTSpecial Weather StatementOKX38 min
Jan 15, 12:11 AM ESTDense Fog AdvisoryOKX12 hr
Jan 15, 7:37 PM ESTDense Fog AdvisoryOKX8 hr
Jan 20, 4:13 AM ESTWinter Storm WatchOKX11 hr
Jan 20, 3:32 PM ESTWinter Storm WarningOKX41 hr
Jan 21, 4:22 AM ESTCoastal Flood StatementOKX24 hr
Jan 21, 11:03 AM ESTMesoscale DiscussionSPC6 hr
Jan 21, 4:28 PM ESTMesoscale DiscussionSPC6 hr
Jan 21, 9:58 PM ESTMesoscale DiscussionSPC6 hr
Jan 28, 3:34 PM ESTWinter Weather AdvisoryOKX18 hr
Feb 2, 5:36 AM ESTDense Fog AdvisoryOKX4 hr
Feb 2, 3:01 PM ESTWinter Weather AdvisoryOKX28 hr
Feb 2, 9:54 PM ESTWinter Storm WarningOKX21 hr
Feb 3, 4:10 AM ESTWinter Storm WatchOKX24 hr
Feb 3, 4:44 AM ESTMesoscale DiscussionSPC4 hr
Feb 3, 10:58 AM ESTMesoscale DiscussionSPC3 hr
Feb 4, 4:36 AM ESTWinter Storm WarningOKX36 hr
Feb 4, 4:36 AM ESTWinter Weather AdvisoryOKX23 hr
Feb 5, 4:11 PM ESTWinter Weather AdvisoryOKX18 hr
Feb 11, 3:22 PM ESTWinter Storm WatchOKX25 hr
Feb 12, 3:28 AM ESTWinter Storm WarningOKX51 hr
Feb 12, 3:29 AM ESTCoastal Flood StatementOKX46 hr
Feb 12, 4:00 PM ESTHigh Surf AdvisoryOKX50 hr
Feb 13, 8:00 AM ESTMesoscale DiscussionSPC5 hr
Feb 14, 3:55 PM ESTWinter Storm WatchOKX12 hr
Feb 14, 3:55 PM ESTWinter Weather AdvisoryOKX30 hr
Feb 15, 3:51 AM ESTWinter Storm WarningOKX18 hr
Feb 17, 3:25 PM ESTWinter Weather AdvisoryOKX24 hr
Feb 20, 3:17 PM ESTDense Fog AdvisoryOKX19 hr
Feb 21, 2:01 PM ESTDense Fog AdvisoryOKX5 hr
Feb 21, 3:38 PM ESTSpecial Weather StatementOKX52 min
Feb 21, 4:11 PM ESTSpecial Weather StatementOKX64 min
Mar 1, 3:54 AM ESTWinter Storm WatchOKX23 hr
Mar 2, 3:18 AM ESTWinter Weather AdvisoryOKX18 hr
Mar 12, 9:56 PM EDTWind AdvisoryOKX18 hr
Mar 25, 3:59 PM EDTWind AdvisoryOKX28 hr
Mar 29, 3:44 PM EDTCoastal Flood StatementOKX9 hr
Mar 29, 10:52 PM EDTAreal Flood AdvisoryOKX113 min
Mar 30, 12:59 AM EDTAreal Flood AdvisoryOKX2 hr
Mar 30, 2:13 AM EDTAreal Flood AdvisoryOKX6 hr
Apr 15, 4:04 AM EDTFreeze WarningOKX30 hr
Apr 16, 10:15 AM EDTFreeze WatchOKX5 hr
Apr 16, 3:41 PM EDTFreeze WarningOKX16 hr
Apr 17, 7:44 AM EDTFrost AdvisoryOKX25 hr
Apr 24, 2:09 PM EDTFrost AdvisoryOKX14 hr
Apr 24, 2:09 PM EDTFreeze WarningOKX14 hr
Apr 28, 4:24 PM EDTCoastal Flood AdvisoryOKX34 hr
Apr 29, 4:12 AM EDTFlood WatchOKX54 hr
Apr 29, 11:34 PM EDTCoastal Flood AdvisoryOKX27 hr
Apr 30, 8:10 PM EDTAreal Flood AdvisoryOKX4 hr
Apr 30, 10:34 PM EDTAreal Flood AdvisoryOKX7 hr
Apr 30, 11:51 PM EDTAreal Flood AdvisoryOKX3 hr
May 1, 2:50 AM EDTAreal Flood AdvisoryOKX3 hr
May 1, 5:35 AM EDTAreal Flood AdvisoryOKX3 hr
May 1, 7:35 AM EDTDense Fog AdvisoryOKX4 hr
May 10, 1:16 AM EDTDense Fog AdvisoryOKX5 hr
May 10, 3:49 PM EDTSpecial Weather StatementOKX41 min
May 15, 3:58 PM EDTCoastal Flood StatementOKX10 hr
May 16, 3:33 PM EDTCoastal Flood StatementOKX11 hr
May 17, 12:01 AM EDTAreal Flood AdvisoryOKX3 hr
May 23, 5:35 PM EDTAreal Flood AdvisoryOKX115 min
May 23, 6:18 PM EDTAreal Flood AdvisoryOKX87 min
May 27, 7:05 PM EDTMesoscale DiscussionSPC55 min
May 30, 8:28 PM EDTSpecial Weather StatementOKX47 min
Jun 2, 3:40 AM EDTRip Current StatementOKX16 hr
Jun 3, 3:22 AM EDTRip Current StatementOKX17 hr
Jun 13, 7:44 AM EDTDense Fog AdvisoryOKX3 hr
Jun 13, 6:55 PM EDTAreal Flood AdvisoryOKX2 hr
Jun 26, 12:42 AM EDTAreal Flood AdvisoryOKX93 min
Jun 26, 1:48 AM EDTAreal Flood AdvisoryOKX87 min
Jul 1, 3:28 AM EDTRip Current StatementOKX61 hr
Jul 2, 12:45 PM EDTMesoscale DiscussionSPC60 min
Jul 2, 4:16 PM EDTFlash Flood WatchOKX51 hr
Jul 2, 7:53 PM EDTSevere Thunderstorm WarningOKX52 min
Jul 3, 4:18 PM EDTHigh Surf AdvisoryOKX38 hr
Jul 3, 4:59 PM EDTRip Current StatementOKX42 hr
Jul 3, 9:00 PM EDTAreal Flood AdvisoryOKX60 min
Jul 3, 9:16 PM EDTSpecial Weather StatementOKX59 min
Jul 3, 9:46 PM EDTMesoscale DiscussionSPC29 min
Jul 4, 10:46 AM EDTAreal Flood AdvisoryOKX7 hr
Jul 7, 4:38 AM EDTRip Current StatementOKX15 hr
Jul 7, 4:17 PM EDTRip Current StatementOKX14 hr
Jul 8, 6:09 AM EDTRip Current StatementOKX16 hr
Jul 8, 5:39 PM EDTMesoscale DiscussionSPC66 min
Jul 8, 9:55 PM EDTMesoscale DiscussionSPC95 min
Jul 8, 11:07 PM EDTSpecial Weather StatementOKX53 min
Jul 9, 3:55 AM EDTRip Current StatementOKX17 hr
Jul 10, 1:04 AM EDTAreal Flood AdvisoryOKX116 min
Jul 13, 4:03 AM EDTRip Current StatementOKX16 hr
Jul 14, 3:58 AM EDTFlash Flood WatchOKX54 hr
Jul 14, 9:37 PM EDTAreal Flood AdvisoryOKX3 hr
Jul 15, 12:29 AM EDTAreal Flood AdvisoryOKX61 min
Jul 15, 1:51 PM EDTMesoscale DiscussionSPC114 min
Jul 15, 4:01 PM EDTSevere Thunderstorm WarningOKX29 min
Jul 15, 4:23 PM EDTSpecial Weather StatementOKX37 min
Jul 15, 7:53 PM EDTAreal Flood AdvisoryOKX112 min
Jul 15, 8:40 PM EDTSevere Thunderstorm WarningOKX35 min
Jul 15, 8:58 PM EDTAreal Flood AdvisoryOKX2 hr
Jul 23, 11:03 PM EDTSpecial Weather StatementOKX42 min
Jul 28, 4:14 AM EDTSpecial Weather StatementOKX61 min
Jul 28, 4:24 AM EDTMesoscale DiscussionSPC2 hr
Aug 5, 4:58 PM EDTRip Current StatementOKX27 hr
Aug 6, 6:06 PM EDTSpecial Weather StatementOKX39 min
Aug 10, 4:27 AM EDTCoastal Flood StatementOKX21 hr
Aug 11, 4:16 AM EDTCoastal Flood StatementOKX22 hr
Aug 11, 4:04 PM EDTFlash Flood WatchOKX44 hr
Aug 12, 2:11 AM EDTCoastal Flood StatementOKX12 hr
Aug 12, 5:03 AM EDTCoastal Flood AdvisoryOKX22 hr
Aug 13, 2:54 AM EDTFlash Flood WarningOKX3 hr
Aug 13, 3:42 AM EDTCoastal Flood AdvisoryOKX11 hr
Aug 13, 3:42 AM EDTCoastal Flood AdvisoryOKX8 hr
Aug 13, 4:34 AM EDTMesoscale DiscussionSPC86 min
Aug 13, 5:21 AM EDTFlash Flood WarningOKX4 hr
Aug 13, 5:52 AM EDTAreal Flood AdvisoryOKX5 hr
Aug 13, 6:29 AM EDTFlash Flood WarningOKX3 hr
Aug 13, 9:05 AM EDTAreal Flood AdvisoryOKX4 hr
Aug 13, 4:17 PM EDTCoastal Flood StatementOKX9 hr
Aug 13, 4:17 PM EDTRip Current StatementOKX5 hr
Aug 13, 7:03 PM EDTSpecial Weather StatementOKX57 min
Aug 13, 7:43 PM EDTSpecial Weather StatementOKX62 min
Aug 13, 7:48 PM EDTAreal Flood AdvisoryOKX117 min
Aug 27, 10:54 AM EDTHigh Surf AdvisoryOKX38 hr
Aug 29, 11:50 AM EDTRip Current StatementOKX8 hr
Aug 31, 4:32 PM EDTMesoscale DiscussionSPC118 min
Aug 31, 5:02 PM EDTSevere Thunderstorm WarningOKX43 min
Aug 31, 5:05 PM EDTAreal Flood AdvisoryOKX85 min
Aug 31, 5:51 PM EDTSpecial Weather StatementOKX54 min
Sep 4, 6:11 AM EDTDense Fog AdvisoryOKX3 hr
Sep 6, 12:31 PM EDTMesoscale DiscussionSPC89 min
Sep 6, 1:22 PM EDTSevere Thunderstorm WatchSPC8 hr
Sep 6, 4:20 PM EDTMesoscale DiscussionSPC85 min
Sep 6, 5:13 PM EDTSpecial Weather StatementOKX62 min
Sep 6, 7:31 PM EDTMesoscale DiscussionSPC89 min
Sep 7, 12:56 AM EDTSpecial Weather StatementOKX49 min
Sep 7, 2:33 PM EDTCoastal Flood StatementOKX48 hr
Sep 8, 5:26 PM EDTRip Current StatementOKX52 hr
Sep 9, 2:53 PM EDTCoastal Flood StatementOKX23 hr
Sep 10, 3:26 PM EDTCoastal Flood StatementOKX21 hr
Sep 21, 4:17 AM EDTAreal Flood AdvisoryOKX118 min
Sep 22, 4:49 AM EDTRip Current StatementOKX15 hr
Sep 24, 4:20 PM EDTRip Current StatementOKX26 hr
Sep 26, 3:07 AM EDTRip Current StatementOKX15 hr
Oct 3, 7:49 PM EDTCoastal Flood StatementOKX25 hr
Oct 4, 4:08 PM EDTAreal Flood AdvisoryOKX82 min
Oct 6, 3:40 PM EDTCoastal Flood StatementOKX15 hr
Oct 7, 6:49 AM EDTCoastal Flood StatementOKX8 hr
Oct 7, 6:49 AM EDTCoastal Flood AdvisoryOKX8 hr
Oct 7, 2:56 PM EDTCoastal Flood StatementOKX19 hr
Oct 8, 4:07 AM EDTMesoscale DiscussionSPC113 min
Oct 8, 4:34 AM EDTSpecial Weather StatementOKX41 min
Oct 16, 5:28 AM EDTAreal Flood AdvisoryOKX2 hr
Oct 16, 7:49 AM EDTAreal Flood AdvisoryOKX5 hr
Oct 18, 3:12 PM EDTFreeze WatchOKX13 hr
Oct 19, 4:00 AM EDTFrost AdvisoryOKX29 hr
Oct 22, 9:19 PM EDTSpecial Weather StatementOKX56 min
Oct 22, 9:23 PM EDTWind AdvisoryOKX9 hr
Oct 22, 11:10 PM EDTAreal Flood AdvisoryOKX110 min
Oct 23, 4:51 AM EDTCoastal Flood StatementOKX8 hr
Nov 1, 3:49 AM EDTWind AdvisoryOKX39 hr
Nov 1, 6:03 AM EDTCoastal Flood StatementOKX14 hr
Nov 2, 12:36 AM EDTCoastal Flood AdvisoryOKX8 hr
Nov 2, 4:11 AM ESTFrost AdvisoryOKX10 hr
Nov 2, 11:55 AM ESTCoastal Flood StatementOKX7 hr
Nov 10, 9:45 PM ESTFrost AdvisoryOKX9 hr
Nov 11, 3:27 PM ESTDense Fog AdvisoryOKX20 hr
Nov 23, 3:01 PM ESTWind AdvisoryOKX19 hr
Nov 24, 1:03 PM ESTDense Fog AdvisoryOKX5 hr
Nov 26, 3:52 AM ESTWind AdvisoryOKX16 hr
Dec 2, 3:11 PM ESTCoastal Flood StatementOKX14 hr
Dec 7, 7:11 PM ESTCoastal Flood AdvisoryOKX18 hr
Dec 8, 4:16 AM ESTHigh Wind WatchOKX12 hr
Dec 8, 4:28 AM ESTFlood WatchOKX38 hr
Dec 8, 7:15 AM ESTCoastal Flood WatchOKX9 hr
Dec 8, 7:15 AM ESTCoastal Flood AdvisoryOKX32 hr
Dec 8, 3:53 PM ESTWind AdvisoryOKX27 hr
Dec 8, 3:57 PM ESTCoastal Flood WarningOKX22 hr
Dec 9, 9:03 AM ESTAreal Flood AdvisoryOKX4 hr
Dec 9, 1:07 PM ESTAreal Flood AdvisoryOKX113 min
Dec 9, 1:11 PM ESTCoastal Flood StatementOKX12 hr
Dec 9, 1:57 PM ESTAreal Flood WarningOKX2 hr
Dec 23, 4:28 AM ESTCoastal Flood StatementOKX9 hr
Dec 24, 4:39 PM ESTDense Fog AdvisoryOKX13 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 archive20132015

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.