Alert archive / West Virginia / Marshall County
Weather alerts in Marshall County, West Virginia, 2012
135 weather alerts in 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Marshall County and its neighbors
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Alerts
- 135
- Warnings
- 31
- Watches
- 26
- Advisories
- 27
- Busiest month
- July47 alerts
- Busiest day
- July 5, 20129 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Marshall County, 2012
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 16 | 11 | 31% | 6 | 50% | 27 min |
| Flash flood warnings | 1 | 0 | 100% | 0 |
Each office's whole area, 2012
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Pittsburgh, PA: tornado warnings | 8 | 2 | 75% | 11 | 64% | 18 min |
| NWS Pittsburgh, PA: severe thunderstorm warnings | 209 | 165 | 21% | 502 | 80% | 26 min |
| NWS Pittsburgh, PA: flash flood warnings | 13 | 10 | 23% | 46 | 80% | 50 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, 1:24 PM EST | Winter Weather Advisory | PBZ | 28 hr |
| Jan 17, 4:00 AM EST | Wind Advisory | PBZ | 24 hr |
| Jan 20, 2:08 AM EST | Winter Storm Warning | PBZ | 34 hr |
| Jan 23, 3:26 PM EST | Mesoscale Discussion | SPC | 94 min |
| Jan 26, 10:00 AM EST | Flood Watch | PBZ | 18 hr |
| Jan 29, 3:48 AM EST | Wind Advisory | PBZ | 16 hr |
| Feb 10, 12:25 PM EST | Winter Weather Advisory | PBZ | 48 hr |
| Feb 23, 8:36 PM EST | Wind Advisory | PBZ | 24 hr |
| Feb 29, 1:24 PM EST | Mesoscale Discussion | SPC | 36 min |
| Feb 29, 1:37 PM EST | Tornado Watch | SPC | 7 hr |
| Feb 29, 4:18 PM EST | Mesoscale Discussion | SPC | 87 min |
| Feb 29, 5:27 PM EST | Special Weather Statement | PBZ | 63 min |
| Feb 29, 6:30 PM EST | Special Weather Statement | PBZ | 60 min |
| Feb 29, 7:30 PM EST | Mesoscale Discussion | SPC | 30 min |
| Mar 2, 10:19 AM EST | Flash Flood Watch | PBZ | 11 hr |
| Mar 2, 5:59 PM EST | Wind Advisory | PBZ | 19 hr |
| Mar 4, 10:41 AM EST | Special Weather Statement | PBZ | 64 min |
| Mar 18, 10:27 PM EDT | Special Weather Statement | PBZ | 63 min |
| Mar 19, 2:09 AM EDT | Special Weather Statement | PBZ | 66 min |
| Mar 19, 3:17 AM EDT | Special Weather Statement | PBZ | 43 min |
| Mar 25, 4:05 AM EDT | Freeze Watch | PBZ | 24 hr |
| Mar 26, 3:39 AM EDT | Freeze Warning | PBZ | 30 hr |
| Mar 28, 10:23 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 28, 11:39 AM EDT | Severe Thunderstorm Warning | PBZ | 36 min |
| Mar 30, 7:02 PM EDT | Mesoscale Discussion | SPC | 28 min |
| Mar 30, 7:47 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Mar 30, 9:52 PM EDT | Special Weather Statement | PBZ | 38 min |
| Apr 4, 2:09 PM EDT | Freeze Watch | PBZ | 25 hr |
| Apr 4, 2:09 PM EDT | Freeze Watch | PBZ | 46 hr |
| Apr 4, 2:09 PM EDT | Freeze Warning | PBZ | 18 hr |
| Apr 5, 3:25 PM EDT | Freeze Warning | PBZ | 18 hr |
| Apr 6, 11:50 AM EDT | Freeze Warning | PBZ | 21 hr |
| Apr 10, 3:46 AM EDT | Freeze Watch | PBZ | 12 hr |
| Apr 10, 3:35 PM EDT | Freeze Watch | PBZ | 24 hr |
| Apr 10, 3:35 PM EDT | Freeze Warning | PBZ | 17 hr |
| Apr 11, 3:39 PM EDT | Freeze Warning | PBZ | 17 hr |
| Apr 16, 4:06 AM EDT | Wind Advisory | PBZ | 16 hr |
| Apr 16, 4:31 PM EDT | Special Weather Statement | PBZ | 29 min |
| Apr 23, 3:34 PM EDT | Wind Advisory | PBZ | 4 hr |
| Apr 30, 9:07 PM EDT | Mesoscale Discussion | SPC | 53 min |
| May 1, 6:31 PM EDT | Tornado Watch | SPC | 5 hr |
| May 1, 9:33 PM EDT | Mesoscale Discussion | SPC | 57 min |
| May 1, 10:03 PM EDT | Special Weather Statement | PBZ | 42 min |
| May 1, 10:28 PM EDT | Severe Thunderstorm Warning | PBZ | 29 min |
| May 7, 1:40 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 7, 5:04 PM EDT | Special Weather Statement | PBZ | 41 min |
| May 7, 5:45 PM EDT | Special Weather Statement | PBZ | 45 min |
| May 15, 3:34 AM EDT | Dense Fog Advisory | PBZ | 6 hr |
| May 29, 10:27 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 29, 10:38 AM EDT | Severe Thunderstorm Warning | PBZ | 37 min |
| May 29, 1:25 PM EDT | Mesoscale Discussion | SPC | 65 min |
| Jun 1, 3:20 PM EDT | Special Weather Statement | PBZ | 40 min |
| Jun 18, 5:16 AM EDT | Special Weather Statement | PBZ | 44 min |
| Jun 18, 6:13 PM EDT | Mesoscale Discussion | SPC | 92 min |
| Jun 28, 3:05 PM EDT | Heat Advisory | PBZ | 28 hr |
| Jun 29, 3:02 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 29, 3:07 PM EDT | Mesoscale Discussion | SPC | 53 min |
| Jun 29, 4:22 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Jun 29, 6:03 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jun 29, 6:15 PM EDT | Severe Thunderstorm Warning | PBZ | 60 min |
| Jun 29, 6:55 PM EDT | Heat Advisory | PBZ | 22 hr |
| Jun 29, 7:03 PM EDT | Severe Thunderstorm Warning | PBZ | 57 min |
| Jun 29, 7:15 PM EDT | Severe Thunderstorm Warning | PBZ | 60 min |
| Jul 1, 4:32 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 1, 9:43 PM EDT | Special Weather Statement | PBZ | 47 min |
| Jul 2, 2:24 PM EDT | Heat Advisory | PBZ | 6 hr |
| Jul 2, 3:03 PM EDT | Heat Advisory | PBZ | 28 hr |
| Jul 3, 10:20 AM EDT | Mesoscale Discussion | SPC | 85 min |
| Jul 3, 2:02 PM EDT | Heat Advisory | PBZ | 29 hr |
| Jul 4, 12:07 PM EDT | Heat Advisory | PBZ | 31 hr |
| Jul 4, 4:02 PM EDT | Severe Thunderstorm Warning | PBZ | 28 min |
| Jul 4, 4:04 PM EDT | Mesoscale Discussion | SPC | 56 min |
| Jul 4, 4:26 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 4, 9:48 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jul 4, 10:19 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 5, 12:11 AM EDT | Severe Thunderstorm Warning | PBZ | 64 min |
| Jul 5, 1:13 AM EDT | Severe Thunderstorm Warning | PBZ | 62 min |
| Jul 5, 8:00 AM EDT | Mesoscale Discussion | SPC | 90 min |
| Jul 5, 8:29 AM EDT | Special Weather Statement | PBZ | 46 min |
| Jul 5, 3:40 PM EDT | Excessive Heat Warning | PBZ | 28 hr |
| Jul 5, 3:40 PM EDT | Heat Advisory | PBZ | 28 hr |
| Jul 5, 3:40 PM EDT | Heat Advisory | PBZ | 52 hr |
| Jul 6, 4:20 AM EDT | Excessive Heat Warning | PBZ | 40 hr |
| Jul 7, 5:57 PM EDT | Heat Advisory | PBZ | 26 hr |
| Jul 7, 6:59 PM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jul 14, 9:35 PM EDT | Special Weather Statement | PBZ | 25 min |
| Jul 16, 11:37 PM EDT | Heat Advisory | PBZ | 20 hr |
| Jul 18, 12:54 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 18, 1:16 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 18, 3:22 PM EDT | Severe Thunderstorm Warning | PBZ | 38 min |
| Jul 18, 4:16 PM EDT | Severe Thunderstorm Warning | PBZ | 29 min |
| Jul 18, 4:21 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jul 18, 4:47 PM EDT | Special Weather Statement | PBZ | 43 min |
| Jul 18, 4:49 PM EDT | Areal Flood Advisory | PBZ | 3 hr |
| Jul 18, 5:03 PM EDT | Severe Thunderstorm Warning | PBZ | 57 min |
| Jul 18, 5:32 PM EDT | Flash Flood Warning | PBZ | 4 hr |
| Jul 19, 3:11 PM EDT | Severe Thunderstorm Warning | PBZ | 34 min |
| Jul 19, 3:45 PM EDT | Special Weather Statement | PBZ | 90 min |
| Jul 20, 1:57 PM EDT | Flash Flood Watch | PBZ | 5 hr |
| Jul 20, 2:43 PM EDT | Areal Flood Advisory | PBZ | 3 hr |
| Jul 24, 11:48 AM EDT | Mesoscale Discussion | SPC | 87 min |
| Jul 25, 12:48 PM EDT | Heat Advisory | PBZ | 29 hr |
| Jul 26, 4:31 AM EDT | Mesoscale Discussion | SPC | 89 min |
| Jul 26, 1:16 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 26, 3:15 PM EDT | Severe Thunderstorm Warning | PBZ | 45 min |
| Jul 26, 3:16 PM EDT | Flash Flood Watch | PBZ | 6 hr |
| Jul 26, 3:37 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 26, 4:56 PM EDT | Severe Thunderstorm Warning | PBZ | 64 min |
| Jul 26, 6:06 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jul 26, 6:17 PM EDT | Severe Thunderstorm Warning | PBZ | 58 min |
| Aug 5, 5:21 PM EDT | Special Weather Statement | PBZ | 54 min |
| Aug 9, 4:18 PM EDT | Mesoscale Discussion | SPC | 57 min |
| Aug 9, 4:41 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 9, 9:36 PM EDT | Special Weather Statement | PBZ | 39 min |
| Aug 10, 12:49 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Sep 7, 6:38 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Sep 8, 4:50 AM EDT | Special Weather Statement | PBZ | 55 min |
| Sep 8, 10:06 AM EDT | Special Weather Statement | PBZ | 54 min |
| Sep 22, 6:31 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Sep 23, 3:04 AM EDT | Frost Advisory | PBZ | 30 hr |
| Oct 6, 2:50 PM EDT | Freeze Watch | PBZ | 13 hr |
| Oct 7, 4:16 AM EDT | Freeze Warning | PBZ | 29 hr |
| Oct 8, 11:57 AM EDT | Freeze Warning | PBZ | 21 hr |
| Oct 9, 2:58 PM EDT | Freeze Watch | PBZ | 20 hr |
| Oct 10, 10:54 AM EDT | Freeze Warning | PBZ | 22 hr |
| Oct 27, 3:42 PM EDT | Flood Watch | PBZ | 58 hr |
| Oct 27, 3:47 PM EDT | High Wind Watch | PBZ | 25 hr |
| Oct 28, 4:21 PM EDT | High Wind Warning | PBZ | 37 hr |
| Oct 29, 6:00 PM EDT | Areal Flood Warning | PBZ | 18 hr |
| Dec 20, 1:35 PM EST | Winter Weather Advisory | PBZ | 44 hr |
| Dec 23, 1:51 PM EST | Freezing Rain Advisory | PBZ | 34 hr |
| Dec 24, 10:34 AM EST | Mesoscale Discussion | SPC | 2 hr |
| Dec 24, 4:25 PM EST | Winter Storm Watch | PBZ | 23 hr |
| Dec 25, 3:15 PM EST | Winter Weather Advisory | PBZ | 32 hr |
| Dec 28, 3:54 AM EST | Winter Weather Advisory | PBZ | 57 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 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.