Alert archive / New York / Suffolk County
Weather alerts in Suffolk County, New York, 2013
194 weather alerts in 2013, 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 2013. Tap one for its archive.
- Alerts
- 194
- Warnings
- 25
- Watches
- 19
- Advisories
- 82
- Busiest month
- July29 alerts
- Busiest day
- September 3, 201312 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, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 12 | 6 | 50% | 4 | 100% | 12 min |
| Flash flood warnings | 3 | 3 | 0% | 12 | 100% | 114 min |
Each office's whole area, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS New York, NY: tornado warnings | 2 | 1 | 50% | 3 | 33% | 3 min |
| NWS New York, NY: severe thunderstorm warnings | 62 | 42 | 32% | 130 | 83% | 19 min |
| NWS New York, NY: flash flood warnings | 43 | 33 | 23% | 122 | 91% | 88 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 11, 2:31 PM EST | Coastal Flood Statement | OKX | 21 hr |
| Jan 12, 3:09 PM EST | Dense Fog Advisory | OKX | 19 hr |
| Jan 13, 3:13 PM EST | Dense Fog Advisory | OKX | 19 hr |
| Jan 21, 8:32 PM EST | Winter Weather Advisory | OKX | 5 hr |
| Jan 28, 11:55 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 29, 3:43 PM EST | High Wind Watch | OKX | 21 hr |
| Jan 30, 4:08 AM EST | Dense Fog Advisory | OKX | 8 hr |
| Jan 30, 4:08 AM EST | High Wind Warning | OKX | 29 hr |
| Jan 30, 1:15 PM EST | Coastal Flood Statement | OKX | 13 hr |
| Jan 30, 1:15 PM EST | High Surf Advisory | OKX | 35 hr |
| Jan 31, 5:20 AM EST | Special Weather Statement | OKX | 85 min |
| Jan 31, 5:55 AM EST | Wind Advisory | OKX | 12 hr |
| Jan 31, 10:23 AM EST | Coastal Flood Statement | OKX | 6 hr |
| Feb 6, 4:01 PM EST | Winter Storm Watch | OKX | 24 hr |
| Feb 6, 6:21 PM EST | Coastal Flood Watch | OKX | 22 hr |
| Feb 7, 3:34 AM EST | Blizzard Watch | OKX | 12 hr |
| Feb 7, 3:55 PM EST | Blizzard Warning | OKX | 43 hr |
| Feb 7, 4:27 PM EST | Coastal Flood Warning | OKX | 32 hr |
| Feb 8, 6:08 AM EST | Coastal Flood Watch | OKX | 23 hr |
| Feb 8, 12:50 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 8, 4:51 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 9, 12:16 AM EST | Coastal Flood Advisory | OKX | 11 hr |
| Feb 10, 3:34 PM EST | Freezing Rain Advisory | OKX | 19 hr |
| Feb 11, 12:18 PM EST | Dense Fog Advisory | OKX | 13 hr |
| Feb 13, 3:40 AM EST | Winter Weather Advisory | OKX | 21 hr |
| Feb 16, 3:36 PM EST | Winter Weather Advisory | OKX | 19 hr |
| Feb 16, 3:41 PM EST | Wind Advisory | OKX | 32 hr |
| Feb 26, 12:36 PM EST | Coastal Flood Advisory | OKX | 25 hr |
| Feb 27, 6:15 AM EST | Wind Advisory | OKX | 5 hr |
| Feb 27, 4:00 PM EST | Coastal Flood Statement | OKX | 10 hr |
| Feb 28, 9:07 PM EST | Special Weather Statement | OKX | 53 min |
| Mar 5, 5:09 AM EST | Coastal Flood Watch | OKX | 35 hr |
| Mar 5, 4:13 PM EST | Wind Advisory | OKX | 48 hr |
| Mar 5, 5:21 PM EST | Coastal Flood Warning | OKX | 27 hr |
| Mar 5, 5:21 PM EST | Coastal Flood Advisory | OKX | 27 hr |
| Mar 6, 4:32 AM EST | Winter Storm Warning | OKX | 12 hr |
| Mar 6, 4:32 AM EST | Winter Weather Advisory | OKX | 61 hr |
| Mar 6, 4:29 PM EST | Coastal Flood Warning | OKX | 17 hr |
| Mar 6, 4:29 PM EST | Coastal Flood Advisory | OKX | 17 hr |
| Mar 7, 3:51 PM EST | Coastal Flood Advisory | OKX | 19 hr |
| Mar 8, 6:19 AM EST | Coastal Flood Statement | OKX | 17 hr |
| Mar 8, 8:00 AM EST | Coastal Flood Advisory | OKX | 2 hr |
| Mar 8, 8:25 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Mar 8, 2:14 PM EST | Coastal Flood Advisory | OKX | 21 hr |
| Mar 9, 4:31 AM EST | Coastal Flood Statement | OKX | 19 hr |
| Mar 9, 4:31 AM EST | Coastal Flood Advisory | OKX | 18 hr |
| Mar 9, 3:33 PM EST | Coastal Flood Statement | OKX | 10 hr |
| Mar 10, 1:16 AM EST | Coastal Flood Advisory | OKX | 10 hr |
| Mar 24, 3:48 PM EDT | Winter Weather Advisory | OKX | 18 hr |
| Mar 24, 3:51 PM EDT | Coastal Flood Advisory | OKX | 24 hr |
| Mar 25, 3:40 PM EDT | Coastal Flood Statement | OKX | 8 hr |
| Apr 1, 3:20 PM EDT | Special Weather Statement | OKX | 55 min |
| Apr 1, 4:31 PM EDT | Special Weather Statement | OKX | 59 min |
| Apr 10, 7:30 PM EDT | Severe Thunderstorm Warning | OKX | 45 min |
| Apr 11, 4:00 PM EDT | Coastal Flood Statement | OKX | 24 hr |
| Apr 12, 7:47 AM EDT | Wind Advisory | OKX | 6 hr |
| Apr 19, 6:41 PM EDT | Dense Fog Advisory | OKX | 5 hr |
| Apr 19, 11:15 PM EDT | Severe Thunderstorm Warning | OKX | 45 min |
| Apr 20, 3:41 PM EDT | Frost Advisory | OKX | 14 hr |
| Apr 21, 1:25 PM EDT | Frost Advisory | OKX | 17 hr |
| Apr 23, 3:59 AM EDT | Coastal Flood Statement | OKX | 17 hr |
| Apr 28, 12:46 AM EDT | Dense Fog Advisory | OKX | 7 hr |
| May 8, 12:34 PM EDT | Areal Flood Advisory | OKX | 41 min |
| May 8, 11:57 PM EDT | Dense Fog Advisory | OKX | 3 hr |
| May 9, 12:11 PM EDT | Areal Flood Advisory | OKX | 94 min |
| May 11, 4:00 PM EDT | Severe Thunderstorm Warning | OKX | 45 min |
| May 11, 4:43 PM EDT | Areal Flood Advisory | OKX | 62 min |
| May 11, 4:45 PM EDT | Severe Thunderstorm Warning | OKX | 45 min |
| May 20, 6:24 AM EDT | Dense Fog Advisory | OKX | 5 hr |
| May 20, 3:20 PM EDT | Dense Fog Advisory | OKX | 18 hr |
| May 21, 10:27 AM EDT | Dense Fog Advisory | OKX | 18 hr |
| May 23, 5:09 PM EDT | Rip Current Statement | OKX | 28 hr |
| May 25, 1:03 PM EDT | Wind Advisory | OKX | 7 hr |
| Jun 3, 8:05 AM EDT | Areal Flood Advisory | OKX | 85 min |
| Jun 6, 2:19 PM EDT | Flash Flood Watch | OKX | 37 hr |
| Jun 7, 4:20 AM EDT | Coastal Flood Advisory | OKX | 18 hr |
| Jun 7, 4:20 AM EDT | Rip Current Statement | OKX | 17 hr |
| Jun 7, 4:11 PM EDT | Flash Flood Warning | OKX | 5 hr |
| Jun 7, 4:36 PM EDT | High Surf Advisory | OKX | 28 hr |
| Jun 7, 5:00 PM EDT | Areal Flood Advisory | OKX | 4 hr |
| Jun 7, 6:53 PM EDT | Flash Flood Warning | OKX | 3 hr |
| Jun 7, 9:10 PM EDT | Areal Flood Advisory | OKX | 3 hr |
| Jun 7, 10:20 PM EDT | Coastal Flood Statement | OKX | 3 hr |
| Jun 10, 3:31 AM EDT | Flood Watch | OKX | 23 hr |
| Jun 11, 12:23 PM EDT | Rip Current Statement | OKX | 8 hr |
| Jun 12, 10:15 AM EDT | Flood Watch | OKX | 29 hr |
| Jun 13, 7:38 PM EDT | Areal Flood Advisory | OKX | 112 min |
| Jun 13, 9:32 PM EDT | Areal Flood Advisory | OKX | 88 min |
| Jun 14, 1:30 PM EDT | Rip Current Statement | OKX | 8 hr |
| Jun 17, 2:59 PM EDT | Special Weather Statement | OKX | 31 min |
| Jun 17, 3:20 PM EDT | Severe Thunderstorm Warning | OKX | 55 min |
| Jun 22, 5:21 PM EDT | Rip Current Statement | OKX | 27 hr |
| Jun 24, 1:33 PM EDT | Severe Thunderstorm Warning | OKX | 42 min |
| Jun 26, 3:29 PM EDT | Flash Flood Watch | OKX | 48 hr |
| Jun 26, 4:11 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 27, 1:24 PM EDT | Areal Flood Advisory | OKX | 81 min |
| Jun 27, 4:40 PM EDT | Rip Current Statement | OKX | 28 hr |
| Jun 27, 6:58 PM EDT | Mesoscale Discussion | SPC | 62 min |
| Jun 27, 11:01 PM EDT | Areal Flood Advisory | OKX | 89 min |
| Jun 28, 4:54 PM EDT | Rip Current Statement | OKX | 28 hr |
| Jun 29, 4:25 PM EDT | Rip Current Statement | OKX | 3 days |
| Jul 1, 12:26 PM EDT | Areal Flood Advisory | OKX | 2 hr |
| Jul 4, 5:00 PM EDT | Rip Current Statement | OKX | 28 hr |
| Jul 7, 12:53 AM EDT | Heat Advisory | OKX | 19 hr |
| Jul 10, 3:38 AM EDT | Rip Current Statement | OKX | 17 hr |
| Jul 10, 2:51 PM EDT | Special Weather Statement | OKX | 39 min |
| Jul 12, 8:34 PM EDT | Areal Flood Advisory | OKX | 56 min |
| Jul 13, 3:49 PM EDT | Heat Advisory | OKX | 52 hr |
| Jul 15, 7:55 PM EDT | Heat Advisory | OKX | 3 days |
| Jul 18, 10:32 AM EDT | Heat Advisory | OKX | 33 hr |
| Jul 18, 3:20 PM EDT | Excessive Heat Warning | OKX | 29 hr |
| Jul 19, 12:43 PM EDT | Special Weather Statement | OKX | 47 min |
| Jul 19, 12:57 PM EDT | Areal Flood Advisory | OKX | 93 min |
| Jul 19, 1:37 PM EDT | Special Weather Statement | OKX | 23 min |
| Jul 19, 1:47 PM EDT | Severe Thunderstorm Warning | OKX | 43 min |
| Jul 19, 4:05 PM EDT | Rip Current Statement | OKX | 29 hr |
| Jul 19, 8:12 PM EDT | Heat Advisory | OKX | 23 hr |
| Jul 21, 4:17 AM EDT | Coastal Flood Statement | OKX | 20 hr |
| Jul 22, 4:10 AM EDT | Coastal Flood Statement | OKX | 8 hr |
| Jul 22, 12:02 PM EDT | Coastal Flood Statement | OKX | 14 hr |
| Jul 22, 12:02 PM EDT | Coastal Flood Advisory | OKX | 13 hr |
| Jul 22, 12:40 PM EDT | Areal Flood Advisory | OKX | 65 min |
| Jul 23, 3:45 AM EDT | Flash Flood Watch | OKX | 16 hr |
| Jul 23, 3:53 AM EDT | Coastal Flood Statement | OKX | 22 hr |
| Jul 23, 2:58 PM EDT | Mesoscale Discussion | SPC | 62 min |
| Jul 23, 6:08 PM EDT | Special Weather Statement | OKX | 52 min |
| Jul 23, 6:11 PM EDT | Areal Flood Advisory | OKX | 2 hr |
| Jul 23, 7:45 PM EDT | Areal Flood Advisory | OKX | 90 min |
| Jul 23, 9:31 PM EDT | Areal Flood Advisory | OKX | 89 min |
| Jul 25, 4:52 PM EDT | Rip Current Statement | OKX | 23 hr |
| Aug 8, 3:24 AM EDT | Areal Flood Advisory | OKX | 111 min |
| Aug 9, 4:08 AM EDT | Rip Current Statement | OKX | 17 hr |
| Aug 9, 3:08 PM EDT | Severe Thunderstorm Warning | OKX | 52 min |
| Aug 13, 4:08 AM EDT | Flash Flood Watch | OKX | 8 hr |
| Aug 22, 9:47 AM EDT | Special Weather Statement | OKX | 58 min |
| Aug 22, 10:47 AM EDT | Areal Flood Advisory | OKX | 88 min |
| Aug 26, 9:51 PM EDT | Special Weather Statement | OKX | 54 min |
| Sep 3, 7:12 AM EDT | Severe Thunderstorm Warning | OKX | 48 min |
| Sep 3, 7:30 AM EDT | Areal Flood Advisory | OKX | 60 min |
| Sep 3, 7:59 AM EDT | Special Weather Statement | OKX | 61 min |
| Sep 3, 8:38 AM EDT | Areal Flood Advisory | OKX | 112 min |
| Sep 3, 9:02 AM EDT | Special Weather Statement | OKX | 58 min |
| Sep 3, 9:20 AM EDT | Special Weather Statement | OKX | 55 min |
| Sep 3, 10:18 AM EDT | Special Weather Statement | OKX | 57 min |
| Sep 3, 10:39 AM EDT | Areal Flood Advisory | OKX | 111 min |
| Sep 3, 10:56 AM EDT | Flash Flood Warning | OKX | 4 hr |
| Sep 3, 11:34 AM EDT | Severe Thunderstorm Warning | OKX | 41 min |
| Sep 3, 12:36 PM EDT | Special Weather Statement | OKX | 69 min |
| Sep 3, 1:44 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 12, 8:03 PM EDT | Special Weather Statement | OKX | 57 min |
| Sep 12, 8:03 PM EDT | Mesoscale Discussion | SPC | 57 min |
| Sep 20, 3:59 PM EDT | Rip Current Statement | OKX | 23 hr |
| Sep 21, 4:41 PM EDT | Rip Current Statement | OKX | 17 hr |
| Oct 7, 3:36 AM EDT | Dense Fog Advisory | OKX | 3 hr |
| Oct 7, 2:26 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 7, 2:50 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Oct 7, 4:29 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Oct 7, 4:52 PM EDT | Severe Thunderstorm Warning | OKX | 38 min |
| Oct 8, 3:54 PM EDT | Coastal Flood Statement | OKX | 24 hr |
| Oct 9, 3:55 PM EDT | Coastal Flood Statement | OKX | 23 hr |
| Oct 27, 9:25 PM EDT | Frost Advisory | OKX | 12 hr |
| Oct 31, 4:23 AM EDT | High Wind Watch | OKX | 11 hr |
| Oct 31, 3:12 PM EDT | Wind Advisory | OKX | 22 hr |
| Nov 1, 10:39 AM EDT | Mesoscale Discussion | SPC | 96 min |
| Nov 2, 2:35 PM EDT | Freeze Watch | OKX | 13 hr |
| Nov 3, 3:00 AM EST | Freeze Warning | OKX | 30 hr |
| Nov 4, 3:52 AM EST | Coastal Flood Statement | OKX | 8 hr |
| Nov 8, 3:16 PM EST | Freeze Warning | OKX | 15 hr |
| Nov 11, 3:02 AM EST | Freeze Watch | OKX | 24 hr |
| Nov 12, 3:16 AM EST | Freeze Warning | OKX | 31 hr |
| Nov 17, 6:12 PM EST | Dense Fog Advisory | OKX | 3 hr |
| Nov 18, 2:31 AM EST | Mesoscale Discussion | SPC | 89 min |
| Nov 18, 3:11 AM EST | Severe Thunderstorm Watch | SPC | 4 hr |
| Nov 18, 5:07 AM EST | Mesoscale Discussion | SPC | 113 min |
| Nov 18, 5:19 AM EST | Special Weather Statement | OKX | 56 min |
| Nov 23, 3:45 PM EST | Wind Advisory | OKX | 26 hr |
| Nov 25, 3:34 PM EST | High Wind Watch | OKX | 13 hr |
| Nov 26, 4:09 AM EST | Wind Advisory | OKX | 29 hr |
| Nov 26, 4:02 PM EST | Flood Watch | OKX | 23 hr |
| Nov 26, 4:28 PM EST | Coastal Flood Statement | OKX | 15 hr |
| Nov 26, 4:28 PM EST | Coastal Flood Advisory | OKX | 15 hr |
| Nov 26, 4:28 PM EST | High Surf Advisory | OKX | 32 hr |
| Nov 27, 7:23 AM EST | Severe Thunderstorm Warning | OKX | 37 min |
| Nov 28, 12:02 AM EST | High Surf Advisory | OKX | 11 hr |
| Dec 3, 4:29 AM EST | Coastal Flood Statement | OKX | 8 hr |
| Dec 5, 8:35 AM EST | Dense Fog Advisory | OKX | 22 hr |
| Dec 5, 1:37 PM EST | Dense Fog Advisory | OKX | 17 hr |
| Dec 8, 3:09 AM EST | Winter Weather Advisory | OKX | 33 hr |
| Dec 9, 3:30 PM EST | Winter Weather Advisory | OKX | 26 hr |
| Dec 13, 4:37 PM EST | Winter Weather Advisory | OKX | 36 hr |
| Dec 14, 6:12 AM EST | Coastal Flood Statement | OKX | 29 hr |
| Dec 14, 3:27 PM EST | High Surf Advisory | OKX | 31 hr |
| Dec 15, 4:27 AM EST | Coastal Flood Advisory | OKX | 5 hr |
| Dec 16, 3:09 PM EST | Winter Weather Advisory | OKX | 29 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 archive20122014
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.