Alert archive / New York / Bronx County
Weather alerts in Bronx County, New York, 2016
137 weather alerts in 2016, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Bronx County and its neighbors
Each county as a circle sized by its count in 2016. Tap one for its archive.
- Alerts
- 137
- Warnings
- 25
- Watches
- 19
- Advisories
- 38
- Busiest month
- July36 alerts
- Busiest day
- July 25, 20169 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Bronx County, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 11 | 9 | 18% | 1 | 100% | 8 min |
| Flash flood warnings | 2 | 2 | 0% | 0 |
Each office's whole area, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS New York, NY: tornado warnings | 1 | 1 | 0% | 1 | 100% | 4 min |
| NWS New York, NY: severe thunderstorm warnings | 64 | 37 | 42% | 127 | 61% | 23 min |
| NWS New York, NY: flash flood warnings | 15 | 9 | 40% | 49 | 82% | 52 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 9, 12:38 PM EST | Coastal Flood Advisory | OKX | 25 hr |
| Jan 10, 3:32 PM EST | Special Weather Statement | OKX | 58 min |
| Jan 12, 3:48 PM EST | Wind Advisory | OKX | 18 hr |
| Jan 21, 3:42 AM EST | Blizzard Watch | OKX | 25 hr |
| Jan 21, 4:11 PM EST | Coastal Flood Watch | OKX | 24 hr |
| Jan 22, 4:18 AM EST | Blizzard Warning | OKX | 48 hr |
| Jan 22, 4:31 AM EST | Coastal Flood Warning | OKX | 33 hr |
| Jan 22, 4:31 AM EST | Coastal Flood Warning | OKX | 43 hr |
| Jan 22, 4:31 AM EST | Coastal Flood Advisory | OKX | 33 hr |
| Jan 22, 4:31 AM EST | Coastal Flood Advisory | OKX | 44 hr |
| Jan 23, 12:08 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Jan 23, 4:20 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Jan 23, 8:36 AM EST | Special Weather Statement | OKX | 3 hr |
| Jan 23, 8:51 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 23, 12:00 PM EST | Special Weather Statement | OKX | 60 min |
| Jan 23, 12:44 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 23, 6:40 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 4, 4:06 PM EST | Winter Weather Advisory | OKX | 20 hr |
| Feb 5, 7:44 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 7, 2:22 PM EST | Winter Weather Advisory | OKX | 28 hr |
| Feb 7, 4:36 PM EST | Coastal Flood Advisory | OKX | 20 hr |
| Feb 8, 9:26 AM EST | Coastal Flood Warning | OKX | 4 hr |
| Feb 8, 5:05 PM EST | Coastal Flood Advisory | OKX | 20 hr |
| Feb 9, 4:32 AM EST | Winter Weather Advisory | OKX | 17 hr |
| Feb 9, 5:02 AM EST | Coastal Flood Advisory | OKX | 21 hr |
| Feb 12, 4:04 AM EST | Wind Chill Advisory | OKX | 56 hr |
| Feb 14, 3:45 PM EST | Winter Weather Advisory | OKX | 39 hr |
| Feb 16, 1:14 PM EST | Special Weather Statement | OKX | 91 min |
| Feb 16, 2:47 PM EST | Severe Thunderstorm Warning | OKX | 28 min |
| Feb 24, 3:50 AM EST | Wind Advisory | OKX | 24 hr |
| Feb 24, 6:46 PM EST | Mesoscale Discussion | SPC | 119 min |
| Feb 24, 7:44 PM EST | Severe Thunderstorm Watch | SPC | 8 hr |
| Feb 24, 10:28 PM EST | Severe Thunderstorm Warning | OKX | 62 min |
| Feb 24, 10:39 PM EST | Mesoscale Discussion | SPC | 66 min |
| Feb 24, 10:54 PM EST | Areal Flood Advisory | OKX | 3 hr |
| Feb 24, 11:26 PM EST | Severe Thunderstorm Warning | OKX | 64 min |
| Mar 17, 1:10 PM EDT | Special Weather Statement | OKX | 35 min |
| Mar 28, 3:19 AM EDT | Wind Advisory | OKX | 32 hr |
| Apr 1, 4:00 AM EDT | High Wind Watch | OKX | 25 hr |
| Apr 1, 1:46 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Apr 2, 4:34 AM EDT | High Wind Warning | OKX | 33 hr |
| Apr 3, 12:31 AM EDT | Special Weather Statement | OKX | 59 min |
| Apr 3, 5:51 PM EDT | Freeze Warning | OKX | 40 hr |
| Apr 4, 3:55 PM EDT | Freeze Warning | OKX | 41 hr |
| Apr 8, 3:55 AM EDT | Freeze Watch | OKX | 25 hr |
| Apr 9, 4:30 AM EDT | Freeze Warning | OKX | 29 hr |
| Apr 9, 2:43 PM EDT | Coastal Flood Statement | OKX | 13 hr |
| Apr 26, 3:21 AM EDT | Special Weather Statement | OKX | 39 min |
| May 6, 3:47 AM EDT | Coastal Flood Statement | OKX | 19 hr |
| May 14, 6:08 PM EDT | Special Weather Statement | OKX | 52 min |
| May 15, 6:14 PM EDT | Special Weather Statement | OKX | 61 min |
| May 15, 7:16 PM EDT | Special Weather Statement | OKX | 29 min |
| May 28, 5:32 PM EDT | Areal Flood Advisory | OKX | 118 min |
| May 30, 2:27 AM EDT | Areal Flood Advisory | OKX | 5 hr |
| Jun 4, 9:21 PM EDT | Special Weather Statement | OKX | 54 min |
| Jun 5, 3:12 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 5, 6:27 PM EDT | Severe Thunderstorm Warning | OKX | 36 min |
| Jun 5, 6:41 PM EDT | Areal Flood Advisory | OKX | 3 hr |
| Jun 8, 12:04 PM EDT | Special Weather Statement | OKX | 56 min |
| Jun 11, 5:56 PM EDT | Special Weather Statement | OKX | 49 min |
| Jul 1, 12:51 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Jul 1, 1:32 PM EDT | Tornado Watch | SPC | 8 hr |
| Jul 1, 4:15 PM EDT | Severe Thunderstorm Warning | OKX | 24 min |
| Jul 1, 5:21 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jul 1, 5:36 PM EDT | Special Weather Statement | OKX | 54 min |
| Jul 1, 9:10 PM EDT | Severe Thunderstorm Warning | OKX | 29 min |
| Jul 1, 10:05 PM EDT | Special Weather Statement | OKX | 55 min |
| Jul 6, 3:26 AM EDT | Heat Advisory | OKX | 59 hr |
| Jul 7, 4:00 AM EDT | Flash Flood Watch | OKX | 14 hr |
| Jul 14, 12:58 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 14, 3:02 PM EDT | Heat Advisory | OKX | 45 hr |
| Jul 14, 3:17 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Jul 14, 3:34 PM EDT | Severe Thunderstorm Warning | OKX | 56 min |
| Jul 14, 4:12 PM EDT | Severe Thunderstorm Warning | OKX | 63 min |
| Jul 16, 4:18 PM EDT | Areal Flood Advisory | OKX | 57 min |
| Jul 18, 11:40 AM EDT | Mesoscale Discussion | SPC | 95 min |
| Jul 18, 12:05 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 18, 3:21 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jul 18, 6:49 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Jul 21, 3:49 PM EDT | Heat Advisory | OKX | 51 hr |
| Jul 23, 3:25 PM EDT | Excessive Heat Watch | OKX | 24 hr |
| Jul 24, 3:27 AM EDT | Heat Advisory | OKX | 39 hr |
| Jul 25, 12:43 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 25, 3:03 PM EDT | Mesoscale Discussion | SPC | 57 min |
| Jul 25, 3:16 PM EDT | Heat Advisory | OKX | 27 hr |
| Jul 25, 3:45 PM EDT | Special Weather Statement | OKX | 60 min |
| Jul 25, 4:27 PM EDT | Severe Thunderstorm Warning | OKX | 33 min |
| Jul 25, 4:52 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Jul 25, 4:58 PM EDT | Flash Flood Warning | OKX | 3 hr |
| Jul 25, 5:12 PM EDT | Severe Thunderstorm Warning | OKX | 33 min |
| Jul 25, 6:27 PM EDT | Special Weather Statement | OKX | 48 min |
| Jul 28, 2:32 PM EDT | Flash Flood Watch | OKX | 17 hr |
| Jul 29, 3:57 AM EDT | Areal Flood Advisory | OKX | 63 min |
| Jul 29, 5:08 AM EDT | Areal Flood Advisory | OKX | 52 min |
| Jul 31, 4:56 AM EDT | Flash Flood Watch | OKX | 10 hr |
| Jul 31, 6:37 PM EDT | Areal Flood Advisory | OKX | 113 min |
| Jul 31, 9:10 PM EDT | Areal Flood Advisory | OKX | 2 hr |
| Jul 31, 9:35 PM EDT | Flash Flood Warning | OKX | 3 hr |
| Aug 6, 2:19 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 6, 4:16 PM EDT | Special Weather Statement | OKX | 44 min |
| Aug 9, 3:45 PM EDT | Heat Advisory | OKX | 5 days |
| Aug 11, 2:27 PM EDT | Excessive Heat Watch | OKX | 24 hr |
| Aug 11, 5:52 PM EDT | Special Weather Statement | OKX | 38 min |
| Aug 12, 4:15 AM EDT | Excessive Heat Warning | OKX | 65 hr |
| Aug 12, 6:39 PM EDT | Special Weather Statement | OKX | 51 min |
| Aug 12, 6:57 PM EDT | Severe Thunderstorm Warning | OKX | 48 min |
| Aug 13, 6:17 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 13, 8:20 PM EDT | Special Weather Statement | OKX | 40 min |
| Aug 13, 8:53 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 14, 1:45 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 14, 3:26 PM EDT | Heat Advisory | OKX | 27 hr |
| Aug 15, 3:26 PM EDT | Heat Advisory | OKX | 30 hr |
| Aug 16, 7:28 PM EDT | Special Weather Statement | OKX | 47 min |
| Aug 16, 8:19 PM EDT | Special Weather Statement | OKX | 26 min |
| Aug 30, 5:00 PM EDT | Tropical Storm Watch | NHC | 5 days |
| Aug 31, 5:00 AM EDT | Tropical Storm Warning | NHC | 10 days |
| Sep 2, 11:41 AM EDT | Tropical Storm Watch | OKX | 24 hr |
| Sep 3, 4:14 AM EDT | Tropical Storm Warning | OKX | 3 days |
| Sep 4, 11:05 PM EDT | Coastal Flood Statement | OKX | 18 hr |
| Sep 8, 3:31 AM EDT | Heat Advisory | OKX | 12 hr |
| Sep 14, 5:29 PM EDT | Special Weather Statement | OKX | 46 min |
| Oct 21, 1:55 PM EDT | Areal Flood Advisory | OKX | 2 hr |
| Oct 22, 4:10 AM EDT | Wind Advisory | OKX | 19 hr |
| Oct 30, 3:54 PM EDT | Special Weather Statement | OKX | 51 min |
| Oct 30, 4:26 PM EDT | Special Weather Statement | OKX | 49 min |
| Oct 30, 5:28 PM EDT | Special Weather Statement | OKX | 47 min |
| Oct 30, 5:43 PM EDT | Special Weather Statement | OKX | 47 min |
| Nov 15, 10:05 AM EST | Special Weather Statement | OKX | 115 min |
| Nov 19, 3:25 PM EST | Wind Advisory | OKX | 52 hr |
| Nov 19, 11:48 PM EST | Special Weather Statement | OKX | 87 min |
| Dec 10, 6:00 PM EST | Special Weather Statement | OKX | 45 min |
| Dec 14, 3:20 PM EST | High Wind Watch | OKX | 13 hr |
| Dec 14, 3:20 PM EST | Wind Advisory | OKX | 24 hr |
| Dec 15, 3:52 AM EST | High Wind Warning | OKX | 24 hr |
| Dec 16, 4:20 AM EST | Winter Weather Advisory | OKX | 35 hr |
| Dec 17, 5:05 AM EST | Special Weather Statement | OKX | 55 min |
| Dec 18, 1:11 AM EST | Dense Fog Advisory | OKX | 7 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 11 |
| Severe Thunderstorm Watch | 6 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 20 |
| Special Weather Statement | 32 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 3 |
| Areal Flood Advisory | 10 |
| Winter | |
| Blizzard Warning | 1 |
| Blizzard Watch | 1 |
| Winter Weather Advisory | 5 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 2 |
| Heat Advisory | 9 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 1 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 2 |
| High Wind Watch | 2 |
| Wind Advisory | 6 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
| Tropical | |
| Tropical Storm Warning | 2 |
| Tropical Storm Watch | 2 |
| Coast and beach | |
| Coastal Flood Warning | 3 |
| Coastal Flood Watch | 1 |
| Coastal Flood Advisory | 6 |
| Coastal Flood Statement | 3 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20152017
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.