Alert archive / Pennsylvania / Carbon County
Weather alerts in Carbon County, Pennsylvania, 2012
206 weather alerts in 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Carbon County and its neighbors
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Alerts
- 206
- Warnings
- 34
- Watches
- 32
- Advisories
- 49
- Busiest month
- July47 alerts
- Busiest day
- May 26, 201212 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Carbon County, 2012
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 13 | 7 | 46% | 5 | 100% | 29 min |
| Flash flood warnings | 4 | 3 | 25% | 7 | 71% | 35 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 11, 3:44 AM EST | Winter Weather Advisory | PHI | 31 days |
| Jan 12, 6:49 AM EST | Areal Flood Advisory | PHI | 4 hr |
| Jan 12, 9:27 PM EST | Wind Advisory | PHI | 20 hr |
| Jan 16, 3:38 AM EST | Winter Weather Advisory | PHI | 39 days |
| Jan 18, 1:32 AM EST | Wind Advisory | PHI | 5 hr |
| Jan 19, 3:18 PM EST | Winter Storm Watch | PHI | 24 hr |
| Jan 20, 3:46 AM EST | Winter Weather Advisory | PHI | 41 days |
| Jan 22, 3:15 AM EST | Freezing Rain Advisory | PHI | 30 hr |
| Jan 26, 5:28 PM EST | Freezing Rain Advisory | PHI | 7 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 24, 3:40 AM EST | Wind Advisory | PHI | 42 hr |
| Feb 25, 4:14 PM EST | Special Weather Statement | PHI | 2 hr |
| Feb 29, 12:19 PM EST | Winter Storm Warning | PHI | 15 hr |
| Mar 3, 4:15 PM EST | Wind Advisory | PHI | 2 hr |
| Mar 6, 2:37 PM EST | Fire Weather Watch | PHI | 13 hr |
| Mar 7, 3:31 AM EST | Red Flag Warning | PHI | 12 hr |
| Mar 8, 11:18 PM EST | Special Weather Statement | PHI | 57 min |
| Apr 4, 11:00 AM EDT | Red Flag Warning | PHI | 9 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, 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 11, 3:45 PM EDT | Frost Advisory | PHI | 12 hr |
| Apr 11, 3:45 PM EDT | Freeze Watch | PHI | 12 hr |
| Apr 12, 3:31 AM EDT | Freeze Warning | PHI | 28 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 23, 3:37 PM EDT | Freeze Warning | PHI | 12 hr |
| Apr 25, 3:16 AM EDT | Frost Advisory | PHI | 4 hr |
| Apr 26, 3:08 PM EDT | Freeze Watch | PHI | 13 hr |
| Apr 27, 3:38 AM EDT | Freeze Warning | PHI | 28 hr |
| Apr 28, 4:09 AM EDT | Freeze Watch | PHI | 11 hr |
| Apr 28, 3:19 PM EDT | Freeze Warning | PHI | 17 hr |
| Apr 29, 4:00 AM EDT | Freeze Watch | PHI | 6 hr |
| Apr 29, 9:43 AM EDT | Freeze Warning | PHI | 22 hr |
| May 4, 4:37 AM EDT | Special Weather Statement | PHI | 53 min |
| May 4, 1:26 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 4, 4:45 PM EDT | Special Weather Statement | PHI | 45 min |
| May 4, 6:07 PM EDT | Special Weather Statement | PHI | 113 min |
| May 15, 9:03 AM EDT | Special Weather Statement | PHI | 117 min |
| May 22, 8:41 PM EDT | Special Weather Statement | PHI | 64 min |
| May 22, 8:45 PM EDT | Areal Flood Advisory | PHI | 55 min |
| May 23, 3:07 PM EDT | Special Weather Statement | PHI | 113 min |
| May 24, 4:00 PM EDT | Areal Flood Advisory | PHI | 67 min |
| May 24, 4:07 PM EDT | Special Weather Statement | PHI | 83 min |
| May 26, 1:17 PM EDT | Mesoscale Discussion | SPC | 88 min |
| May 26, 2:08 PM EDT | Mesoscale Discussion | SPC | 37 min |
| May 26, 2:23 PM EDT | Areal Flood Advisory | PHI | 3 hr |
| May 26, 2:29 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 26, 2:46 PM EDT | Special Weather Statement | PHI | 44 min |
| May 26, 3:15 PM EDT | Areal Flood Advisory | PHI | 2 hr |
| May 26, 3:45 PM EDT | Areal Flood Advisory | PHI | 3 hr |
| May 26, 3:51 PM EDT | Special Weather Statement | PHI | 39 min |
| May 26, 3:54 PM EDT | Flash Flood Warning | PHI | 4 hr |
| May 26, 4:31 PM EDT | Areal Flood Advisory | PHI | 3 hr |
| May 26, 4:37 PM EDT | Special Weather Statement | PHI | 38 min |
| May 26, 6:04 PM EDT | Mesoscale Discussion | SPC | 56 min |
| May 27, 2:19 AM EDT | Special Weather Statement | PHI | 56 min |
| May 29, 12:29 PM EDT | Flash Flood Watch | PHI | 8 hr |
| May 29, 1:03 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 29, 1:50 PM EDT | Areal Flood Advisory | PHI | 115 min |
| May 29, 2:13 PM EDT | Mesoscale Discussion | SPC | 62 min |
| May 29, 3:12 PM EDT | Mesoscale Discussion | SPC | 63 min |
| May 29, 4:40 PM EDT | Mesoscale Discussion | SPC | 65 min |
| May 29, 5:06 PM EDT | Special Weather Statement | PHI | 114 min |
| May 29, 5:25 PM EDT | Severe Thunderstorm Warning | PHI | 95 min |
| May 29, 6:23 PM EDT | Flash Flood Warning | PHI | 112 min |
| Jun 1, 4:15 PM EDT | Flash Flood Watch | PHI | 11 hr |
| Jun 1, 8:01 PM EDT | Tornado Watch | SPC | 4 hr |
| Jun 3, 1:37 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 3, 4:21 PM EDT | Special Weather Statement | PHI | 54 min |
| Jun 22, 2:42 AM EDT | Special Weather Statement | PHI | 63 min |
| Jun 22, 12:18 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 22, 1:41 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 22, 3:25 PM EDT | Special Weather Statement | PHI | 50 min |
| Jun 25, 3:44 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 29, 3:41 AM EDT | Mesoscale Discussion | SPC | 94 min |
| Jul 1, 12:11 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Jul 1, 1:35 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 1, 3:25 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jul 4, 6:46 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Jul 4, 9:18 PM EDT | Special Weather Statement | PHI | 57 min |
| Jul 4, 10:55 PM EDT | Special Weather Statement | CTP | 20 min |
| Jul 5, 1:41 AM EDT | Severe Thunderstorm Warning | PHI | 34 min |
| Jul 6, 4:10 AM EDT | Heat Advisory | PHI | 39 hr |
| Jul 7, 11:19 AM EDT | Mesoscale Discussion | SPC | 86 min |
| Jul 7, 11:41 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 7, 1:36 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jul 7, 3:57 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 7, 4:49 PM EDT | Special Weather Statement | PHI | 86 min |
| Jul 7, 5:07 PM EDT | Severe Thunderstorm Warning | PHI | 53 min |
| Jul 7, 5:43 PM EDT | Mesoscale Discussion | SPC | 62 min |
| Jul 7, 11:36 PM EDT | Special Weather Statement | PHI | 54 min |
| Jul 15, 1:31 PM EDT | Special Weather Statement | PHI | 59 min |
| Jul 15, 2:41 PM EDT | Special Weather Statement | PHI | 64 min |
| Jul 15, 2:50 PM EDT | Special Weather Statement | PHI | 55 min |
| Jul 15, 5:07 PM EDT | Special Weather Statement | PHI | 53 min |
| Jul 15, 6:13 PM EDT | Severe Thunderstorm Warning | PHI | 62 min |
| Jul 18, 10:25 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 18, 12:41 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 18, 3:43 PM EDT | Special Weather Statement | PHI | 47 min |
| Jul 23, 12:32 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Jul 23, 1:24 PM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Jul 23, 4:01 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Jul 26, 7:41 AM EDT | Special Weather Statement | PHI | 64 min |
| Jul 26, 3:37 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 26, 3:57 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 26, 5:21 PM EDT | Severe Thunderstorm Warning | PHI | 54 min |
| Jul 26, 5:46 PM EDT | Severe Thunderstorm Warning | PHI | 74 min |
| Jul 26, 6:04 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Jul 27, 6:02 PM EDT | Special Weather Statement | PHI | 58 min |
| Jul 27, 7:00 PM EDT | Special Weather Statement | PHI | 60 min |
| Jul 28, 12:26 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 28, 1:36 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 28, 3:41 PM EDT | Special Weather Statement | PHI | 64 min |
| Jul 28, 4:18 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jul 28, 5:38 PM EDT | Special Weather Statement | PHI | 67 min |
| Jul 28, 5:40 PM EDT | Areal Flood Advisory | PHI | 3 hr |
| Jul 28, 5:45 PM EDT | Severe Thunderstorm Warning | PHI | 60 min |
| Jul 28, 6:45 PM EDT | Special Weather Statement | PHI | 60 min |
| Jul 28, 6:57 PM EDT | Severe Thunderstorm Warning | PHI | 63 min |
| Jul 29, 5:32 PM EDT | Special Weather Statement | PHI | 58 min |
| Jul 29, 6:08 PM EDT | Areal Flood Advisory | PHI | 86 min |
| Jul 30, 8:01 PM EDT | Areal Flood Advisory | PHI | 119 min |
| Aug 1, 4:16 PM EDT | Special Weather Statement | PHI | 59 min |
| Aug 1, 5:34 PM EDT | Special Weather Statement | PHI | 56 min |
| Aug 1, 5:53 PM EDT | Areal Flood Advisory | PHI | 100 min |
| Aug 1, 5:55 PM EDT | Severe Thunderstorm Warning | PHI | 65 min |
| Aug 4, 4:08 PM EDT | Special Weather Statement | PHI | 52 min |
| Aug 4, 4:49 PM EDT | Special Weather Statement | PHI | 56 min |
| Aug 5, 3:49 AM EDT | Flash Flood Watch | PHI | 16 hr |
| Aug 5, 12:15 PM EDT | Special Weather Statement | PHI | 45 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, 4:12 PM EDT | Severe Thunderstorm Warning | PHI | 78 min |
| Aug 9, 3:11 PM EDT | Areal Flood Advisory | PHI | 6 hr |
| Aug 9, 7:10 PM EDT | Severe Thunderstorm Warning | PHI | 80 min |
| Aug 9, 7:40 PM EDT | Special Weather Statement | PHI | 95 min |
| Aug 10, 7:40 AM EDT | Areal Flood Advisory | PHI | 3 hr |
| Aug 14, 6:02 AM EDT | Special Weather Statement | PHI | 88 min |
| Aug 14, 7:25 AM EDT | Special Weather Statement | PHI | 95 min |
| Aug 14, 9:57 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 15, 1:28 AM EDT | Special Weather Statement | PHI | 62 min |
| Sep 4, 3:32 PM EDT | Areal Flood Advisory | PHI | 4 hr |
| Sep 4, 7:06 PM EDT | Areal Flood Advisory | PHI | 114 min |
| Sep 4, 7:33 PM EDT | Flash Flood Warning | PHI | 6 hr |
| Sep 5, 7:35 AM EDT | Special Weather Statement | PHI | 55 min |
| Sep 6, 10:31 PM EDT | Special Weather Statement | PHI | 119 min |
| Sep 6, 11:12 PM EDT | Severe Thunderstorm Warning | PHI | 65 min |
| Sep 8, 8:42 AM EDT | Mesoscale Discussion | SPC | 93 min |
| Sep 8, 11:38 AM EDT | Mesoscale Discussion | SPC | 97 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, 2:52 PM EDT | Severe Thunderstorm Warning | PHI | 53 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, 11:19 AM EDT | Mesoscale Discussion | SPC | 86 min |
| Sep 18, 12:10 PM EDT | Tornado Watch | SPC | 9 hr |
| Sep 18, 12:58 PM EDT | Areal Flood Advisory | PHI | 93 min |
| Sep 18, 1:56 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Sep 18, 2:18 PM EDT | Special Weather Statement | PHI | 57 min |
| Sep 18, 2:25 PM EDT | Flash Flood Warning | PHI | 4 hr |
| Sep 18, 3:24 PM EDT | Special Weather Statement | PHI | 51 min |
| Sep 18, 4:21 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Sep 18, 6:19 PM EDT | Areal Flood Warning | PHI | 16 hr |
| Sep 22, 3:09 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 4, 12:56 PM EDT | Special Weather Statement | PHI | 64 min |
| Oct 4, 1:55 PM EDT | Special Weather Statement | PHI | 50 min |
| Oct 7, 3:44 PM EDT | Frost Advisory | PHI | 12 hr |
| Oct 11, 3:54 AM EDT | Freeze Watch | PHI | 27 hr |
| Oct 12, 7:18 AM EDT | Freeze Warning | PHI | 25 hr |
| Oct 15, 2:44 PM EDT | Special Weather Statement | PHI | 61 min |
| Oct 19, 12:48 AM EDT | Special Weather Statement | PHI | 42 min |
| Oct 19, 1:30 AM EDT | Special Weather Statement | PHI | 45 min |
| Oct 19, 2:00 AM EDT | Special Weather Statement | PHI | 45 min |
| Oct 19, 3:33 AM EDT | Areal Flood Advisory | PHI | 3 hr |
| Oct 19, 4:48 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Oct 27, 4:51 AM EDT | Flood Watch | PHI | 71 hr |
| Oct 27, 5:05 AM EDT | High Wind Watch | PHI | 24 hr |
| Oct 28, 4:35 AM EDT | High Wind Warning | PHI | 52 hr |
| Oct 30, 12:48 AM EDT | Areal Flood Advisory | PHI | 6 hr |
| Oct 30, 8:48 AM EDT | Wind Advisory | PHI | 3 hr |
| Nov 12, 10:55 PM EST | Special Weather Statement | PHI | 80 min |
| Nov 13, 12:01 AM EST | Special Weather Statement | PHI | 89 min |
| Nov 26, 3:02 PM EST | Winter Weather Advisory | PHI | 27 hr |
| Nov 30, 3:22 PM EST | Winter Weather Advisory | PHI | 19 hr |
| Dec 1, 7:09 PM EST | Dense Fog Advisory | PHI | 14 hr |
| Dec 7, 3:20 AM EST | Freezing Rain Advisory | PHI | 8 hr |
| Dec 15, 3:28 PM EST | Freezing Rain Advisory | PHI | 12 hr |
| Dec 17, 3:27 PM EST | Dense Fog Advisory | PHI | 12 hr |
| Dec 20, 5:34 PM EST | Freezing Rain Advisory | PHI | 3 hr |
| Dec 20, 9:00 PM EST | Winter Weather Advisory | PHI | 2 hr |
| Dec 21, 3:16 PM EST | Wind Advisory | PHI | 27 hr |
| Dec 24, 4:02 AM EST | Winter Weather Advisory | PHI | 29 hr |
| Dec 25, 3:51 AM EST | Winter Storm Watch | PHI | 18 hr |
| Dec 25, 9:21 PM EST | Winter Storm Warning | PHI | 37 hr |
| Dec 26, 12:48 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Dec 28, 3:49 AM EST | Winter Weather Advisory | PHI | 39 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 | 11 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 37 |
| Special Weather Statement | 54 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 4 |
| Flash Flood Watch | 3 |
| Flood Watch | 1 |
| Areal Flood Advisory | 19 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Freezing Rain Advisory | 5 |
| Winter Weather Advisory | 9 |
| Heat | |
| Heat Advisory | 1 |
| Cold | |
| Freeze Warning | 6 |
| Freeze Watch | 5 |
| Frost Advisory | 3 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 10 |
| Fire | |
| Red Flag Warning | 7 |
| Fire Weather Watch | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
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.