Alert archive / New York / Orange County

Weather alerts in Orange County, New York, 2008

184 weather alerts in 2008, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Orange County and its neighbors

Each county as a circle sized by its count in 2008. Tap one for its archive.

Alerts
184
Warnings
42
Watches
36
Advisories
54
Busiest month
June39 alerts
Busiest day
June 16, 20087 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.

Orange County, 2008

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings010%
Severe thunderstorm warnings17759%6100%37 min
Flash flood warnings10640%580%142 min

Each office's whole area, 2008

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS New York, NY: tornado warnings100100%10%
NWS New York, NY: severe thunderstorm warnings1537452%19978%21 min
NWS New York, NY: flash flood warnings663448%12981%81 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 9, 4:35 AM ESTWind AdvisoryOKX11 hr
Jan 12, 4:10 PM ESTWinter Storm WatchOKX13 hr
Jan 13, 4:43 AM ESTHeavy Snow WarningOKX27 hr
Jan 17, 3:59 PM ESTWinter Weather AdvisoryOKX16 hr
Jan 18, 12:57 AM ESTMesoscale DiscussionSPC6 hr
Jan 29, 9:32 AM ESTFreezing Rain AdvisoryOKX3 hr
Jan 29, 12:03 PM ESTFreezing Rain AdvisoryOKX117 min
Jan 29, 8:47 PM ESTFreezing Rain AdvisoryOKX4 hr
Jan 30, 4:05 AM ESTWind AdvisoryOKX12 hr
Jan 31, 3:56 PM ESTWinter Weather AdvisoryOKX24 hr
Feb 1, 7:36 AM ESTMesoscale DiscussionSPC5 hr
Feb 1, 10:26 AM ESTIce Storm WarningOKX5 hr
Feb 1, 3:56 PM ESTFlash Flood WarningOKX6 hr
Feb 5, 3:35 PM ESTFlash Flood WatchOKX4 hr
Feb 5, 7:57 PM ESTFlood WatchOKX27 hr
Feb 10, 4:44 AM ESTWind AdvisoryOKX24 hr
Feb 11, 5:41 AM ESTWinter Storm WatchOKX23 hr
Feb 12, 4:25 AM ESTWinter Storm WarningOKX32 hr
Feb 12, 1:06 PM ESTMesoscale DiscussionSPC6 hr
Feb 12, 2:40 PM ESTFlood WatchOKX31 hr
Feb 12, 7:41 PM ESTMesoscale DiscussionSPC6 hr
Feb 13, 1:31 AM ESTMesoscale DiscussionSPC6 hr
Feb 13, 11:56 AM ESTWinter Weather AdvisoryOKX4 hr
Feb 21, 3:14 PM ESTWinter Storm WarningOKX33 hr
Feb 22, 7:01 AM ESTMesoscale DiscussionSPC6 hr
Feb 22, 12:51 PM ESTMesoscale DiscussionSPC6 hr
Feb 22, 2:14 PM ESTWinter Weather AdvisoryOKX20 hr
Feb 29, 5:04 AM ESTSnow AdvisoryOKX26 hr
Feb 29, 3:40 PM ESTHeavy Snow WarningOKX14 hr
Mar 3, 3:17 PM ESTFlood WatchOKX43 hr
Mar 6, 4:15 PM ESTFlood WatchOKX51 hr
Mar 8, 4:41 AM ESTWind AdvisoryOKX10 hr
Mar 8, 12:53 PM ESTFlash Flood WarningOKX8 hr
Mar 8, 3:08 PM ESTHigh Wind WarningOKX8 hr
Mar 8, 4:32 PM ESTRiver Flood WarningOKX18 hr
Mar 8, 6:48 PM ESTMesoscale DiscussionSPC57 min
Mar 8, 10:38 PM ESTWind AdvisoryOKX7 hr
Mar 20, 4:41 AM EDTWind AdvisoryOKX35 hr
Apr 29, 4:16 AM EDTFrost AdvisoryOKX28 hr
Apr 30, 4:30 AM EDTFreeze WatchOKX11 hr
Apr 30, 3:15 PM EDTFreeze WarningOKX17 hr
May 27, 11:20 AM EDTMesoscale DiscussionSPC115 min
May 27, 12:24 PM EDTSevere Thunderstorm WatchSPC8 hr
May 27, 2:11 PM EDTSevere Thunderstorm WarningOKX49 min
May 27, 2:45 PM EDTMesoscale DiscussionSPC90 min
May 27, 3:18 PM EDTAreal Flood AdvisoryOKX3 hr
May 31, 5:34 PM EDTMesoscale DiscussionSPC26 min
May 31, 5:59 PM EDTSevere Thunderstorm WatchSPC3 hr
May 31, 6:19 PM EDTSevere Thunderstorm WarningOKX41 min
Jun 7, 12:47 PM EDTHeat AdvisoryOKX5 hr
Jun 7, 2:19 PM EDTMesoscale DiscussionSPC2 hr
Jun 7, 3:16 PM EDTHeat AdvisoryOKX27 hr
Jun 8, 4:51 AM EDTHeat AdvisoryOKX38 hr
Jun 8, 11:56 AM EDTMesoscale DiscussionSPC2 hr
Jun 8, 12:39 PM EDTSevere Thunderstorm WatchSPC7 hr
Jun 8, 2:28 PM EDTSevere Thunderstorm WarningOKX32 min
Jun 8, 2:40 PM EDTMesoscale DiscussionSPC95 min
Jun 9, 4:43 AM EDTHeat AdvisoryOKX39 hr
Jun 10, 4:52 PM EDTMesoscale DiscussionSPC53 min
Jun 10, 5:47 PM EDTSevere Thunderstorm WatchSPC7 hr
Jun 10, 6:51 PM EDTMesoscale DiscussionSPC54 min
Jun 10, 7:58 PM EDTSevere Thunderstorm WarningOKX62 min
Jun 10, 7:58 PM EDTSevere Thunderstorm WarningOKX47 min
Jun 10, 8:17 PM EDTSevere Thunderstorm WarningOKX43 min
Jun 14, 5:27 PM EDTSevere Thunderstorm WarningOKX36 min
Jun 14, 5:47 PM EDTAreal Flood AdvisoryOKX58 min
Jun 14, 6:28 PM EDTFlash Flood WarningOKX92 min
Jun 16, 10:19 AM EDTMesoscale DiscussionSPC2 hr
Jun 16, 1:21 PM EDTSevere Thunderstorm WatchSPC10 hr
Jun 16, 5:31 PM EDTSevere Thunderstorm WarningOKX44 min
Jun 16, 5:46 PM EDTSevere Thunderstorm WarningOKX44 min
Jun 16, 6:06 PM EDTAreal Flood AdvisoryOKX116 min
Jun 16, 6:18 PM EDTMesoscale DiscussionSPC87 min
Jun 16, 6:34 PM EDTSevere Thunderstorm WarningOKX41 min
Jun 17, 10:44 AM EDTMesoscale DiscussionSPC61 min
Jun 22, 4:44 PM EDTAreal Flood AdvisoryOKX91 min
Jun 23, 3:27 AM EDTFlash Flood WatchOKX16 hr
Jun 23, 3:30 AM EDTMesoscale DiscussionSPC90 min
Jun 23, 11:27 AM EDTAreal Flood AdvisoryOKX3 hr
Jun 23, 1:37 PM EDTAreal Flood AdvisoryOKX113 min
Jun 23, 3:07 PM EDTFlash Flood WarningOKX113 min
Jun 29, 12:53 PM EDTMesoscale DiscussionSPC67 min
Jun 29, 4:11 PM EDTSevere Thunderstorm WatchSPC7 hr
Jun 29, 7:13 PM EDTMesoscale DiscussionSPC92 min
Jun 29, 8:09 PM EDTSevere Thunderstorm WatchSPC7 hr
Jun 29, 9:30 PM EDTMesoscale DiscussionSPC2 hr
Jun 29, 11:58 PM EDTMesoscale DiscussionSPC92 min
Jun 30, 12:15 AM EDTMesoscale DiscussionSPC90 min
Jul 1, 12:19 PM EDTMesoscale DiscussionSPC2 hr
Jul 5, 4:53 PM EDTAreal Flood AdvisoryOKX58 min
Jul 9, 12:32 PM EDTMesoscale DiscussionSPC118 min
Jul 17, 11:38 AM EDTMesoscale DiscussionSPC2 hr
Jul 19, 1:26 PM EDTSevere Thunderstorm WatchSPC7 hr
Jul 22, 2:15 PM EDTMesoscale DiscussionSPC2 hr
Jul 22, 4:36 PM EDTAreal Flood AdvisoryOKX114 min
Jul 23, 4:49 AM EDTFlash Flood WatchOKX37 hr
Jul 23, 2:34 PM EDTSevere Thunderstorm WatchSPC7 hr
Jul 23, 5:17 PM EDTAreal Flood AdvisoryOKX118 min
Jul 23, 6:55 PM EDTAreal Flood AdvisoryOKX110 min
Jul 23, 9:01 PM EDTFlash Flood WarningOKX4 hr
Jul 23, 9:26 PM EDTMesoscale DiscussionSPC64 min
Jul 23, 9:50 PM EDTSevere Thunderstorm WatchSPC6 hr
Jul 24, 12:07 AM EDTMesoscale DiscussionSPC53 min
Jul 27, 11:03 AM EDTMesoscale DiscussionSPC57 min
Jul 27, 12:02 PM EDTSevere Thunderstorm WatchSPC7 hr
Jul 27, 3:38 PM EDTFlash Flood WarningOKX3 hr
Jul 27, 3:41 PM EDTMesoscale DiscussionSPC2 hr
Aug 2, 10:39 AM EDTSevere Thunderstorm WatchSPC9 hr
Aug 2, 10:58 AM EDTAreal Flood AdvisoryOKX92 min
Aug 2, 5:15 PM EDTSevere Thunderstorm WarningOKX45 min
Aug 7, 11:34 AM EDTMesoscale DiscussionSPC116 min
Aug 7, 12:48 PM EDTSevere Thunderstorm WatchSPC8 hr
Aug 7, 4:25 PM EDTMesoscale DiscussionSPC65 min
Aug 10, 10:27 AM EDTMesoscale DiscussionSPC33 min
Aug 10, 10:46 AM EDTSevere Thunderstorm WatchSPC10 hr
Aug 10, 1:05 PM EDTMesoscale DiscussionSPC85 min
Aug 10, 3:15 PM EDTSevere Thunderstorm WarningOKX30 min
Aug 11, 10:56 AM EDTMesoscale DiscussionSPC2 hr
Aug 11, 10:59 AM EDTSevere Thunderstorm WarningOKX46 min
Aug 11, 11:18 AM EDTSevere Thunderstorm WarningOKX42 min
Aug 11, 11:30 AM EDTFlash Flood WarningOKX2 hr
Aug 11, 11:53 AM EDTSevere Thunderstorm WarningOKX52 min
Aug 14, 2:49 AM EDTAreal Flood AdvisoryOKX86 min
Aug 14, 1:54 PM EDTAreal Flood AdvisoryOKX111 min
Aug 14, 2:00 PM EDTSevere Thunderstorm WarningOKX45 min
Aug 14, 2:45 PM EDTSevere Thunderstorm WarningOKX45 min
Aug 15, 2:47 PM EDTMesoscale DiscussionSPC88 min
Aug 15, 4:57 PM EDTFlash Flood WarningOKX2 hr
Sep 5, 4:38 AM EDTFlood WatchOKX45 hr
Sep 5, 12:17 PM EDTInland Tropical Storm WatchOKX44 hr
Sep 6, 3:56 PM EDTAreal Flood AdvisoryOKX94 min
Sep 6, 4:39 PM EDTFlash Flood WarningOKX6 hr
Sep 9, 8:35 AM EDTMesoscale DiscussionSPC115 min
Sep 9, 8:54 AM EDTAreal Flood AdvisoryOKX111 min
Sep 9, 9:22 AM EDTFlash Flood WarningOKX113 min
Sep 9, 9:33 AM EDTSevere Thunderstorm WatchSPC6 hr
Sep 9, 10:01 AM EDTFlash Flood WatchOKX4 hr
Sep 9, 11:28 AM EDTAreal Flood AdvisoryOKX77 min
Sep 25, 4:01 PM EDTFlood WatchOKX48 hr
Oct 6, 4:37 AM EDTFrost AdvisoryOKX28 hr
Oct 6, 3:32 PM EDTFreeze WatchOKX13 hr
Oct 7, 4:10 AM EDTFreeze WarningOKX24 hr
Oct 17, 4:27 PM EDTFrost AdvisoryOKX17 hr
Oct 18, 4:13 AM EDTFreeze WatchOKX18 hr
Oct 18, 10:02 PM EDTFreeze WarningOKX11 hr
Oct 19, 4:22 AM EDTFreeze WarningOKX29 hr
Oct 25, 5:13 PM EDTAreal Flood AdvisoryOKX3 hr
Oct 27, 3:11 PM EDTWind AdvisoryOKX37 hr
Oct 28, 5:43 AM EDTAreal Flood AdvisoryOKX107 min
Oct 28, 1:40 PM EDTMesoscale DiscussionSPC4 hr
Nov 15, 1:47 PM ESTMesoscale DiscussionSPC58 min
Nov 15, 2:56 PM ESTTornado WatchSPC6 hr
Nov 15, 6:15 PM ESTMesoscale DiscussionSPC2 hr
Nov 30, 11:09 AM ESTWinter Weather AdvisoryOKX9 hr
Dec 7, 4:32 AM ESTWind AdvisoryOKX19 hr
Dec 9, 3:56 PM ESTWinter Storm WatchOKX25 hr
Dec 10, 2:49 PM ESTFlood WatchOKX39 hr
Dec 10, 4:47 PM ESTWinter Storm WarningOKX37 hr
Dec 11, 12:04 AM ESTMesoscale DiscussionSPC3 hr
Dec 11, 7:30 AM ESTMesoscale DiscussionSPC4 hr
Dec 11, 6:56 PM ESTMesoscale DiscussionSPC4 hr
Dec 12, 12:07 AM ESTAreal Flood AdvisoryOKX6 hr
Dec 12, 10:03 AM ESTAreal Flood AdvisoryOKX117 min
Dec 16, 5:27 AM ESTWinter Weather AdvisoryOKX33 hr
Dec 16, 11:55 PM ESTMesoscale DiscussionSPC4 hr
Dec 17, 6:36 AM ESTMesoscale DiscussionSPC4 hr
Dec 17, 3:04 PM ESTWinter Storm WatchOKX32 hr
Dec 18, 4:12 PM ESTWinter Storm WarningOKX29 hr
Dec 18, 4:12 PM ESTWinter Weather AdvisoryOKX37 hr
Dec 19, 7:22 AM ESTMesoscale DiscussionSPC5 hr
Dec 19, 12:22 PM ESTMesoscale DiscussionSPC6 hr
Dec 19, 4:29 PM ESTWinter Storm WatchOKX24 hr
Dec 20, 4:08 PM ESTWinter Storm WarningOKX13 hr
Dec 20, 4:08 PM ESTWinter Weather AdvisoryOKX27 hr
Dec 21, 4:38 AM ESTWind AdvisoryOKX31 hr
Dec 21, 6:35 AM ESTMesoscale DiscussionSPC4 hr
Dec 23, 4:09 PM ESTWinter Weather AdvisoryOKX18 hr
Dec 26, 3:55 AM ESTFreezing Rain AdvisoryOKX27 hr
Dec 27, 3:50 PM ESTDense Fog AdvisoryOKX17 hr
Dec 30, 12:35 AM ESTWind AdvisoryOKX11 hr
Dec 30, 3:53 PM ESTWinter Weather AdvisoryOKX28 hr
Dec 31, 3:53 AM ESTHigh Wind WarningOKX21 hr
Dec 31, 7:06 AM ESTMesoscale DiscussionSPC3 hr
Dec 31, 3:21 PM ESTWind AdvisoryOKX10 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.