Alert archive / New Jersey / Cumberland County
Weather alerts in Cumberland County, New Jersey, 2012
217 weather alerts in 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Cumberland County and its neighbors
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Alerts
- 217
- Warnings
- 40
- Watches
- 29
- Advisories
- 69
- Busiest month
- June38 alerts
- Busiest day
- July 28, 20128 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Cumberland County, 2012
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 13 | 9 | 31% | 20 | 95% | 31 min |
| Flash flood warnings | 1 | 1 | 0% | 1 | 100% | 27 min |
Each office's whole area, 2012
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Philadelphia/Mount Holly: tornado warnings | 8 | 1 | 88% | 3 | 33% | 1 min |
| NWS Philadelphia/Mount Holly: severe thunderstorm warnings | 238 | 159 | 33% | 410 | 90% | 28 min |
| NWS Philadelphia/Mount Holly: flash flood warnings | 57 | 25 | 56% | 49 | 73% | 55 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 12, 9:27 PM EST | Wind Advisory | PHI | 20 hr |
| Jan 21, 2:30 PM EST | Coastal Flood Statement | PHI | 6 hr |
| Jan 21, 8:32 PM EST | Coastal Flood Advisory | PHI | 13 hr |
| Jan 27, 2:15 PM EST | Wind Advisory | PHI | 6 hr |
| Feb 8, 12:12 PM EST | Winter Weather Advisory | PHI | 274 days |
| Feb 11, 3:37 PM EST | Wind Advisory | PHI | 12 hr |
| Feb 11, 6:16 PM EST | Special Weather Statement | PHI | 104 min |
| Feb 24, 3:40 AM EST | Wind Advisory | PHI | 42 hr |
| Feb 24, 4:06 AM EST | Special Weather Statement | PHI | 54 min |
| Feb 29, 7:45 PM EST | Special Weather Statement | PHI | 2 hr |
| Mar 3, 1:59 AM EST | Special Weather Statement | PHI | 61 min |
| Mar 6, 2:37 PM EST | Fire Weather Watch | PHI | 13 hr |
| Mar 17, 12:16 AM EDT | Dense Fog Advisory | PHI | 11 hr |
| Mar 17, 9:12 PM EDT | Dense Fog Advisory | PHI | 11 hr |
| Mar 20, 2:02 AM EDT | Dense Fog Advisory | PHI | 8 hr |
| Mar 20, 9:23 PM EDT | Dense Fog Advisory | PHI | 13 hr |
| Mar 21, 8:02 PM EDT | Dense Fog Advisory | PHI | 14 hr |
| Mar 25, 3:28 PM EDT | Freeze Watch | PHI | 12 hr |
| Mar 26, 3:46 AM EDT | Freeze Warning | PHI | 29 hr |
| Mar 26, 12:31 PM EDT | Red Flag Warning | PHI | 27 hr |
| Mar 26, 3:21 PM EDT | Fire Weather Watch | PHI | 6 hr |
| Mar 27, 3:28 PM EDT | Freeze Warning | PHI | 12 hr |
| Mar 29, 3:29 AM EDT | Freeze Warning | PHI | 30 hr |
| Apr 2, 3:08 AM EDT | Frost Advisory | PHI | 29 hr |
| Apr 4, 11:00 AM EDT | Red Flag Warning | PHI | 9 hr |
| Apr 5, 7:51 AM EDT | Freeze Warning | PHI | 24 hr |
| Apr 5, 3:15 PM EDT | Fire Weather Watch | PHI | 11 hr |
| Apr 6, 2:40 AM EDT | Red Flag Warning | PHI | 17 hr |
| Apr 6, 8:11 AM EDT | Freeze Warning | PHI | 24 hr |
| Apr 6, 3:10 PM EDT | Fire Weather Watch | PHI | 13 hr |
| Apr 6, 7:56 PM EDT | Red Flag Warning | PHI | 24 hr |
| Apr 7, 3:49 AM EDT | Fire Weather Watch | PHI | 18 hr |
| Apr 7, 8:14 PM EDT | Red Flag Warning | PHI | 24 hr |
| Apr 8, 4:07 AM EDT | Fire Weather Watch | PHI | 16 hr |
| Apr 8, 8:01 PM EDT | Red Flag Warning | PHI | 24 hr |
| Apr 9, 4:03 AM EDT | Wind Advisory | PHI | 14 hr |
| Apr 9, 3:12 PM EDT | Fire Weather Watch | PHI | 13 hr |
| Apr 9, 8:04 PM EDT | Red Flag Warning | PHI | 24 hr |
| Apr 12, 3:40 PM EDT | Frost Advisory | PHI | 16 hr |
| Apr 16, 3:47 PM EDT | Fire Weather Watch | PHI | 12 hr |
| Apr 17, 3:28 AM EDT | Red Flag Warning | PHI | 17 hr |
| Apr 21, 8:41 PM EDT | Special Weather Statement | PHI | 109 min |
| Apr 22, 3:45 AM EDT | Wind Advisory | PHI | 20 hr |
| Apr 22, 4:14 AM EDT | Coastal Flood Advisory | PHI | 20 hr |
| Apr 27, 3:18 PM EDT | Frost Advisory | PHI | 17 hr |
| Apr 29, 9:43 AM EDT | Frost Advisory | PHI | 22 hr |
| Apr 29, 9:43 AM EDT | Freeze Warning | PHI | 22 hr |
| May 4, 1:26 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 5, 3:27 AM EDT | Coastal Flood Advisory | PHI | 21 hr |
| May 6, 3:47 AM EDT | Coastal Flood Advisory | PHI | 24 hr |
| May 7, 5:42 AM EDT | Coastal Flood Statement | PHI | 22 hr |
| May 15, 6:40 AM EDT | Special Weather Statement | PHI | 50 min |
| May 15, 7:30 AM EDT | Special Weather Statement | PHI | 2 hr |
| May 29, 8:26 PM EDT | Special Weather Statement | PHI | 94 min |
| May 29, 9:35 PM EDT | Special Weather Statement | PHI | 85 min |
| May 29, 11:15 PM EDT | Special Weather Statement | PHI | 60 min |
| Jun 1, 6:20 AM EDT | Coastal Flood Advisory | PHI | 24 hr |
| Jun 1, 4:25 PM EDT | Mesoscale Discussion | SPC | 65 min |
| Jun 1, 8:01 PM EDT | Tornado Watch | SPC | 4 hr |
| Jun 2, 11:28 AM EDT | Coastal Flood Advisory | PHI | 15 hr |
| Jun 3, 3:57 AM EDT | Coastal Flood Advisory | PHI | 23 hr |
| Jun 3, 1:37 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 3, 2:47 PM EDT | Special Weather Statement | PHI | 118 min |
| Jun 3, 8:10 PM EDT | Special Weather Statement | PHI | 95 min |
| Jun 4, 4:24 AM EDT | Coastal Flood Advisory | PHI | 23 hr |
| Jun 4, 2:27 PM EDT | Coastal Flood Warning | PHI | 9 hr |
| Jun 5, 3:44 AM EDT | Coastal Flood Advisory | PHI | 31 hr |
| Jun 5, 3:41 PM EDT | Coastal Flood Warning | PHI | 9 hr |
| Jun 6, 5:11 AM EDT | Coastal Flood Statement | PHI | 6 hr |
| Jun 6, 10:51 AM EDT | Coastal Flood Advisory | PHI | 23 hr |
| Jun 7, 4:51 AM EDT | Coastal Flood Statement | PHI | 23 hr |
| Jun 12, 7:58 PM EDT | Areal Flood Advisory | PHI | 4 hr |
| Jun 12, 9:26 PM EDT | Areal Flood Advisory | PHI | 97 min |
| Jun 12, 10:29 PM EDT | Special Weather Statement | PHI | 61 min |
| Jun 12, 11:01 PM EDT | Areal Flood Warning | PHI | 6 hr |
| Jun 13, 12:13 AM EDT | Special Weather Statement | PHI | 62 min |
| Jun 19, 3:32 PM EDT | Heat Advisory | PHI | 3 days |
| Jun 22, 12:18 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 22, 2:12 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 22, 4:10 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 22, 4:11 PM EDT | Severe Thunderstorm Warning | PHI | 44 min |
| Jun 22, 6:42 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Jun 22, 8:19 PM EDT | Flash Flood Warning | PHI | 70 min |
| Jun 22, 8:27 PM EDT | Severe Thunderstorm Warning | PHI | 45 min |
| Jun 22, 9:14 PM EDT | Special Weather Statement | PHI | 61 min |
| Jun 22, 9:15 PM EDT | Areal Flood Advisory | PHI | 2 hr |
| Jun 25, 12:25 AM EDT | Special Weather Statement | PHI | 95 min |
| Jun 25, 6:39 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 28, 3:43 PM EDT | Heat Advisory | PHI | 27 hr |
| Jun 29, 4:34 AM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jun 29, 5:31 AM EDT | Severe Thunderstorm Warning | PHI | 59 min |
| Jun 29, 10:09 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 29, 10:51 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jun 30, 12:18 AM EDT | Severe Thunderstorm Warning | PHI | 72 min |
| Jul 2, 2:56 PM EDT | Coastal Flood Statement | PHI | 7 hr |
| Jul 3, 2:19 PM EDT | Coastal Flood Statement | PHI | 10 hr |
| Jul 3, 3:28 PM EDT | Excessive Heat Warning | PHI | 5 days |
| Jul 4, 3:39 AM EDT | Heat Advisory | PHI | 15 hr |
| Jul 4, 3:52 PM EDT | Coastal Flood Statement | PHI | 8 hr |
| Jul 5, 1:39 AM EDT | Special Weather Statement | PHI | 66 min |
| Jul 5, 4:28 AM EDT | Excessive Heat Watch | PHI | 24 hr |
| Jul 5, 3:53 PM EDT | Coastal Flood Statement | PHI | 9 hr |
| Jul 7, 5:43 PM EDT | Mesoscale Discussion | SPC | 62 min |
| Jul 7, 6:14 PM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jul 8, 4:21 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Jul 9, 5:20 AM EDT | Special Weather Statement | PHI | 3 hr |
| Jul 17, 3:36 PM EDT | Heat Advisory | PHI | 28 hr |
| Jul 18, 12:41 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 18, 3:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jul 18, 6:45 PM EDT | Special Weather Statement | PHI | 60 min |
| Jul 19, 6:53 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jul 20, 3:16 PM EDT | Coastal Flood Advisory | PHI | 9 hr |
| Jul 24, 3:17 PM EDT | Special Weather Statement | PHI | 88 min |
| Jul 24, 3:40 PM EDT | Severe Thunderstorm Warning | PHI | 65 min |
| Jul 24, 5:16 PM EDT | Special Weather Statement | PHI | 59 min |
| Jul 24, 5:31 PM EDT | Severe Thunderstorm Warning | PHI | 59 min |
| Jul 24, 6:01 PM EDT | Severe Thunderstorm Warning | PHI | 45 min |
| Jul 25, 3:09 PM EDT | Heat Advisory | PHI | 51 hr |
| Jul 26, 3:37 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 26, 5:54 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 26, 9:06 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jul 26, 11:44 PM EDT | Areal Flood Advisory | PHI | 2 hr |
| Jul 28, 12:26 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 28, 12:47 PM EDT | Special Weather Statement | PHI | 58 min |
| Jul 28, 1:36 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 28, 4:18 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jul 28, 5:52 PM EDT | Special Weather Statement | PHI | 53 min |
| Jul 28, 6:18 PM EDT | Severe Thunderstorm Warning | PHI | 57 min |
| Jul 28, 6:29 PM EDT | Areal Flood Advisory | PHI | 99 min |
| Jul 28, 6:34 PM EDT | Severe Thunderstorm Warning | PHI | 56 min |
| Jul 30, 11:30 AM EDT | Coastal Flood Statement | PHI | 13 hr |
| Jul 31, 11:08 AM EDT | Coastal Flood Advisory | PHI | 13 hr |
| Aug 1, 9:24 AM EDT | Coastal Flood Advisory | PHI | 15 hr |
| Aug 1, 9:44 AM EDT | Areal Flood Advisory | PHI | 2 hr |
| Aug 1, 10:48 AM EDT | Special Weather Statement | PHI | 57 min |
| Aug 1, 10:59 AM EDT | Areal Flood Advisory | PHI | 73 min |
| Aug 2, 11:34 AM EDT | Coastal Flood Statement | PHI | 14 hr |
| Aug 3, 4:17 PM EDT | Severe Thunderstorm Warning | PHI | 58 min |
| Aug 5, 2:49 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Aug 5, 3:36 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 5, 6:21 PM EDT | Severe Thunderstorm Warning | PHI | 39 min |
| Aug 5, 6:38 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 5, 7:09 PM EDT | Special Weather Statement | PHI | 66 min |
| Aug 5, 7:30 PM EDT | Special Weather Statement | PHI | 60 min |
| Aug 5, 9:17 PM EDT | Special Weather Statement | PHI | 58 min |
| Aug 6, 12:38 AM EDT | Areal Flood Advisory | PHI | 3 hr |
| Aug 6, 3:32 AM EDT | Special Weather Statement | PHI | 58 min |
| Aug 6, 5:21 AM EDT | Areal Flood Advisory | PHI | 113 min |
| Aug 10, 8:21 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 10, 9:08 AM EDT | Areal Flood Advisory | PHI | 3 hr |
| Aug 10, 10:05 AM EDT | Special Weather Statement | PHI | 115 min |
| Aug 10, 10:33 AM EDT | Areal Flood Advisory | PHI | 4 hr |
| Aug 11, 11:57 AM EDT | Special Weather Statement | PHI | 63 min |
| Aug 11, 1:06 PM EDT | Special Weather Statement | PHI | 39 min |
| Aug 15, 6:58 PM EDT | Severe Thunderstorm Warning | PHI | 62 min |
| Sep 2, 1:09 PM EDT | Areal Flood Advisory | PHI | 2 hr |
| Sep 3, 3:50 PM EDT | Special Weather Statement | PHI | 55 min |
| Sep 3, 4:39 PM EDT | Special Weather Statement | PHI | 66 min |
| Sep 3, 4:59 PM EDT | Areal Flood Advisory | PHI | 116 min |
| Sep 4, 12:15 PM EDT | Areal Flood Warning | PHI | 106 min |
| Sep 5, 2:12 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Sep 5, 5:37 PM EDT | Special Weather Statement | PHI | 23 min |
| Sep 8, 12:15 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Sep 8, 2:12 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Sep 8, 4:22 PM EDT | Mesoscale Discussion | SPC | 53 min |
| Sep 8, 6:17 PM EDT | Special Weather Statement | PHI | 58 min |
| Sep 17, 2:54 PM EDT | Wind Advisory | PHI | 30 hr |
| Sep 18, 11:14 AM EDT | Mesoscale Discussion | SPC | 91 min |
| Sep 18, 12:10 PM EDT | Tornado Watch | SPC | 9 hr |
| Sep 18, 1:56 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Sep 18, 4:21 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Sep 18, 6:08 PM EDT | Mesoscale Discussion | SPC | 67 min |
| Sep 18, 6:15 PM EDT | Mesoscale Discussion | SPC | 30 min |
| Sep 18, 6:46 PM EDT | Areal Flood Advisory | PHI | 119 min |
| Sep 18, 7:04 PM EDT | Special Weather Statement | PHI | 56 min |
| Sep 22, 3:09 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 22, 8:44 PM EDT | Severe Thunderstorm Warning | PHI | 61 min |
| Sep 22, 10:27 PM EDT | Special Weather Statement | PHI | 63 min |
| Oct 2, 4:34 PM EDT | Special Weather Statement | PHI | 56 min |
| Oct 2, 6:55 PM EDT | Areal Flood Advisory | PHI | 97 min |
| Oct 3, 12:26 AM EDT | Dense Fog Advisory | PHI | 10 hr |
| Oct 12, 7:18 AM EDT | Freeze Watch | PHI | 7 hr |
| Oct 12, 7:18 AM EDT | Freeze Warning | PHI | 25 hr |
| Oct 19, 4:15 AM EDT | Coastal Flood Statement | PHI | 14 hr |
| Oct 27, 4:51 AM EDT | Flood Watch | PHI | 71 hr |
| Oct 27, 5:05 AM EDT | High Wind Watch | PHI | 24 hr |
| Oct 27, 6:47 AM EDT | Coastal Flood Watch | PHI | 23 hr |
| Oct 27, 5:08 PM EDT | Coastal Flood Warning | PHI | 64 hr |
| Oct 28, 4:35 AM EDT | High Wind Warning | PHI | 52 hr |
| Oct 29, 6:33 AM EDT | Areal Flood Warning | PHI | 28 hr |
| Oct 29, 4:28 PM EDT | Special Weather Statement | PHI | 2 hr |
| Oct 30, 6:03 AM EDT | Coastal Flood Advisory | PHI | 20 hr |
| Oct 30, 8:48 AM EDT | Wind Advisory | PHI | 3 hr |
| Nov 4, 4:02 AM EST | Freeze Watch | PHI | 11 hr |
| Nov 4, 2:56 PM EST | Freeze Warning | PHI | 13 hr |
| Nov 5, 3:15 PM EST | Coastal Flood Watch | PHI | 24 hr |
| Nov 5, 3:20 PM EST | High Wind Watch | PHI | 24 hr |
| Nov 6, 2:52 PM EST | Coastal Flood Warning | PHI | 40 hr |
| Nov 6, 3:41 PM EST | Wind Advisory | PHI | 27 hr |
| Nov 12, 2:42 AM EST | Dense Fog Advisory | PHI | 7 hr |
| Nov 13, 3:20 AM EST | Special Weather Statement | PHI | 85 min |
| Nov 15, 1:43 AM EST | Coastal Flood Advisory | PHI | 9 hr |
| Nov 16, 5:32 AM EST | Coastal Flood Advisory | PHI | 6 hr |
| Nov 23, 5:16 AM EST | Dense Fog Advisory | PHI | 3 hr |
| Dec 1, 7:09 PM EST | Dense Fog Advisory | PHI | 14 hr |
| Dec 9, 4:23 AM EST | Dense Fog Advisory | PHI | 5 hr |
| Dec 16, 8:41 PM EST | Dense Fog Advisory | PHI | 16 hr |
| Dec 17, 3:27 PM EST | Dense Fog Advisory | PHI | 12 hr |
| Dec 18, 12:30 AM EST | Special Weather Statement | PHI | 60 min |
| Dec 20, 3:25 PM EST | Coastal Flood Advisory | PHI | 25 hr |
| Dec 20, 9:11 PM EST | Wind Advisory | PHI | 12 hr |
| Dec 21, 12:27 AM EST | Coastal Flood Warning | PHI | 11 hr |
| Dec 21, 3:16 PM EST | Wind Advisory | PHI | 27 hr |
| Dec 26, 3:40 AM EST | Wind Advisory | PHI | 21 hr |
| Dec 26, 2:45 PM EST | Coastal Flood Advisory | PHI | 19 hr |
| Dec 26, 7:55 PM EST | Areal Flood Advisory | PHI | 6 hr |
| Dec 30, 9:53 AM EST | Wind Advisory | PHI | 6 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 | 13 |
| Severe Thunderstorm Watch | 10 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 27 |
| Special Weather Statement | 41 |
| Flooding | |
| Areal Flood Warning | 3 |
| Flash Flood Warning | 1 |
| Flood Watch | 1 |
| Areal Flood Advisory | 16 |
| Winter | |
| Winter Weather Advisory | 1 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 5 |
| Cold | |
| Freeze Warning | 8 |
| Freeze Watch | 3 |
| Frost Advisory | 4 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 2 |
| Wind Advisory | 13 |
| Fire | |
| Red Flag Warning | 8 |
| Fire Weather Watch | 8 |
| Fog and smoke | |
| Dense Fog Advisory | 12 |
| Coast and beach | |
| Coastal Flood Warning | 5 |
| Coastal Flood Watch | 2 |
| Coastal Flood Advisory | 18 |
| Coastal Flood Statement | 11 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20112013
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.