Alert archive / West Virginia / Summers County
Weather alerts in Summers County, West Virginia, 2011
154 weather alerts in 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Summers County and its neighbors
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Alerts
- 154
- Warnings
- 44
- Watches
- 26
- Advisories
- 23
- Busiest month
- April33 alerts
- Busiest day
- April 28, 201114 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 7 tornado warnings covering Summers County in 2011 had a tornado report inside them.
Summers County, 2011
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 7 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 28 | 22 | 21% | 16 | 94% | 21 min |
| Flash flood warnings | 1 | 0 | 100% | 0 |
Each office's whole area, 2011
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Blacksburg, VA: tornado warnings | 78 | 7 | 91% | 17 | 76% | 9 min |
| NWS Blacksburg, VA: severe thunderstorm warnings | 576 | 456 | 21% | 1,384 | 77% | 23 min |
| NWS Blacksburg, VA: flash flood warnings | 89 | 45 | 49% | 125 | 82% | 96 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 1, 3:50 AM EST | Flood Watch | RNK | 24 hr |
| Jan 6, 4:04 AM EST | Winter Weather Advisory | RNK | 3 days |
| Jan 7, 5:26 PM EST | Winter Storm Warning | RNK | 35 hr |
| Jan 8, 6:04 PM EST | Wind Chill Advisory | RNK | 16 hr |
| Jan 10, 4:44 AM EST | Winter Storm Warning | RNK | 3 days |
| Jan 10, 4:44 AM EST | Winter Weather Advisory | RNK | 3 days |
| Jan 19, 3:46 PM EST | Winter Weather Advisory | RNK | 48 hr |
| Jan 21, 12:01 PM EST | Wind Chill Advisory | RNK | 15 hr |
| Jan 25, 4:25 AM EST | Winter Storm Watch | RNK | 11 hr |
| Jan 25, 3:31 PM EST | Winter Storm Warning | RNK | 29 hr |
| Jan 26, 11:19 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 27, 3:23 PM EST | Winter Weather Advisory | RNK | 23 hr |
| Feb 1, 3:19 PM EST | Wind Advisory | RNK | 37 hr |
| Feb 9, 12:21 PM EST | Winter Weather Advisory | RNK | 15 hr |
| Feb 14, 4:09 AM EST | Wind Advisory | RNK | 19 hr |
| Feb 21, 3:12 AM EST | Wind Advisory | RNK | 6 hr |
| Feb 21, 9:33 PM EST | Special Weather Statement | RNK | 57 min |
| Feb 24, 3:36 PM EST | Wind Advisory | RNK | 27 hr |
| Feb 25, 1:48 AM EST | Mesoscale Discussion | SPC | 27 min |
| Feb 25, 3:58 AM EST | Special Weather Statement | RNK | 62 min |
| Feb 27, 1:55 PM EST | Flood Watch | RNK | 32 hr |
| Feb 28, 8:36 AM EST | Mesoscale Discussion | SPC | 24 min |
| Feb 28, 8:57 AM EST | Tornado Watch | SPC | 9 hr |
| Feb 28, 9:24 AM EST | Severe Thunderstorm Warning | RNK | 66 min |
| Feb 28, 10:07 AM EST | Special Weather Statement | RNK | 53 min |
| Feb 28, 10:40 AM EST | Severe Thunderstorm Warning | RNK | 35 min |
| Mar 5, 3:43 AM EST | Flood Watch | RNK | 39 hr |
| Mar 6, 10:16 AM EST | Winter Weather Advisory | RNK | 8 hr |
| Mar 6, 8:48 PM EST | River Flood Warning | RNK | 11 hr |
| Mar 8, 4:20 AM EST | Flood Watch | RNK | 63 hr |
| Mar 10, 4:09 AM EST | Winter Weather Advisory | RNK | 33 hr |
| Mar 10, 11:49 AM EST | Special Weather Statement | RNK | 56 min |
| Mar 18, 9:20 PM EDT | Special Weather Statement | RNK | 55 min |
| Mar 21, 3:07 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Mar 21, 10:25 PM EDT | Severe Thunderstorm Warning | RNK | 50 min |
| Mar 23, 12:02 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Mar 23, 3:45 PM EDT | Tornado Watch | SPC | 6 hr |
| Mar 23, 3:54 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Mar 23, 4:01 PM EDT | Severe Thunderstorm Warning | RNK | 59 min |
| Mar 23, 6:43 PM EDT | Severe Thunderstorm Warning | RNK | 62 min |
| Mar 26, 4:20 AM EDT | Winter Weather Advisory | RNK | 29 hr |
| Apr 1, 3:36 PM EDT | Winter Weather Advisory | RNK | 19 hr |
| Apr 3, 4:03 PM EDT | Wind Advisory | RNK | 37 hr |
| Apr 4, 6:00 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Apr 4, 7:43 PM EDT | Severe Thunderstorm Warning | RNK | 41 min |
| Apr 8, 5:46 PM EDT | Special Weather Statement | RNK | 29 min |
| Apr 8, 5:53 PM EDT | Severe Thunderstorm Warning | RNK | 37 min |
| Apr 9, 12:34 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 9, 2:00 PM EDT | Tornado Watch | SPC | 7 hr |
| Apr 9, 4:21 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Apr 9, 11:10 PM EDT | Areal Flood Warning | RNK | 6 hr |
| Apr 10, 5:16 AM EDT | Areal Flood Warning | RNK | 6 hr |
| Apr 11, 12:24 PM EDT | Mesoscale Discussion | SPC | 36 min |
| Apr 15, 4:33 AM EDT | Wind Advisory | RNK | 59 hr |
| Apr 15, 4:34 AM EDT | Flash Flood Watch | RNK | 36 hr |
| Apr 20, 3:20 AM EDT | Mesoscale Discussion | SPC | 85 min |
| Apr 25, 3:54 PM EDT | Special Weather Statement | RNK | 51 min |
| Apr 26, 1:49 PM EDT | Mesoscale Discussion | SPC | 56 min |
| Apr 26, 2:09 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 27, 6:15 PM EDT | Tornado Watch | SPC | 6 hr |
| Apr 27, 9:06 PM EDT | Flash Flood Watch | RNK | 13 hr |
| Apr 27, 10:12 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Apr 27, 10:57 PM EDT | Tornado Warning | RNK | 48 min |
| Apr 27, 11:09 PM EDT | Tornado Warning | RNK | 51 min |
| Apr 27, 11:43 PM EDT | Tornado Warning | RNK | 36 min |
| Apr 27, 11:56 PM EDT | Tornado Warning | RNK | 49 min |
| Apr 28, 12:27 AM EDT | Mesoscale Discussion | SPC | 63 min |
| Apr 28, 12:34 AM EDT | Mesoscale Discussion | SPC | 26 min |
| Apr 28, 12:41 AM EDT | Tornado Watch | SPC | 7 hr |
| Apr 28, 12:45 AM EDT | Tornado Warning | RNK | 45 min |
| Apr 28, 1:39 AM EDT | Flash Flood Warning | RNK | 3 hr |
| Apr 28, 1:45 AM EDT | Tornado Warning | RNK | 31 min |
| Apr 28, 2:17 AM EDT | Tornado Warning | RNK | 28 min |
| Apr 28, 11:16 AM EDT | River Flood Warning | RNK | 10 hr |
| May 3, 3:52 PM EDT | Frost Advisory | RNK | 41 hr |
| May 10, 3:20 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 10, 6:03 PM EDT | Severe Thunderstorm Warning | RNK | 57 min |
| May 10, 11:17 PM EDT | Mesoscale Discussion | SPC | 58 min |
| May 12, 4:01 AM EDT | Special Weather Statement | RNK | 29 min |
| May 12, 2:11 PM EDT | Severe Thunderstorm Warning | RNK | 64 min |
| May 12, 3:07 PM EDT | Severe Thunderstorm Warning | RNK | 53 min |
| May 12, 4:13 PM EDT | Severe Thunderstorm Warning | RNK | 62 min |
| May 12, 4:28 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 12, 5:27 PM EDT | Flash Flood Watch | RNK | 5 hr |
| May 13, 3:16 PM EDT | Flash Flood Watch | RNK | 6 hr |
| May 14, 6:11 PM EDT | Special Weather Statement | RNK | 79 min |
| May 22, 5:40 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 22, 7:26 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 24, 8:34 AM EDT | Mesoscale Discussion | SPC | 116 min |
| May 24, 10:00 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 26, 1:15 PM EDT | Mesoscale Discussion | SPC | 90 min |
| May 26, 1:42 PM EDT | Severe Thunderstorm Watch | SPC | 11 hr |
| May 26, 2:58 PM EDT | Severe Thunderstorm Warning | RNK | 62 min |
| May 26, 3:38 PM EDT | Severe Thunderstorm Warning | RNK | 67 min |
| May 26, 4:01 PM EDT | Severe Thunderstorm Warning | RNK | 59 min |
| May 26, 4:15 PM EDT | Severe Thunderstorm Warning | RNK | 34 min |
| May 26, 4:30 PM EDT | Mesoscale Discussion | SPC | 60 min |
| May 26, 4:42 PM EDT | Severe Thunderstorm Warning | RNK | 44 min |
| May 26, 7:07 PM EDT | Special Weather Statement | RNK | 53 min |
| May 26, 7:48 PM EDT | Severe Thunderstorm Warning | RNK | 57 min |
| May 27, 6:08 AM EDT | Flash Flood Watch | RNK | 16 hr |
| Jun 1, 4:35 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Jun 1, 5:52 PM EDT | Special Weather Statement | RNK | 23 min |
| Jun 5, 2:28 AM EDT | Special Weather Statement | RNK | 32 min |
| Jun 7, 3:42 PM EDT | Special Weather Statement | RNK | 63 min |
| Jun 7, 4:46 PM EDT | Severe Thunderstorm Warning | RNK | 59 min |
| Jun 7, 6:04 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Jun 9, 6:17 PM EDT | Mesoscale Discussion | SPC | 58 min |
| Jun 10, 12:58 PM EDT | Special Weather Statement | RNK | 62 min |
| Jun 10, 2:50 PM EDT | Special Weather Statement | RNK | 25 min |
| Jun 10, 2:55 PM EDT | Severe Thunderstorm Warning | RNK | 54 min |
| Jun 21, 2:11 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Jun 21, 5:26 PM EDT | Special Weather Statement | RNK | 34 min |
| Jun 21, 5:57 PM EDT | Severe Thunderstorm Warning | RNK | 63 min |
| Jun 21, 7:16 PM EDT | Severe Thunderstorm Warning | RNK | 59 min |
| Jun 22, 12:14 AM EDT | Special Weather Statement | RNK | 61 min |
| Jun 28, 1:59 PM EDT | Severe Thunderstorm Warning | RNK | 61 min |
| Jun 28, 2:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jul 4, 12:10 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jul 4, 2:27 PM EDT | Severe Thunderstorm Warning | RNK | 63 min |
| Jul 4, 2:48 PM EDT | Flash Flood Watch | RNK | 4 hr |
| Jul 4, 2:48 PM EDT | Special Weather Statement | RNK | 57 min |
| Jul 5, 3:38 AM EDT | Dense Fog Advisory | RNK | 5 hr |
| Jul 8, 3:58 AM EDT | Flash Flood Watch | RNK | 19 hr |
| Jul 11, 5:54 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Jul 11, 6:05 PM EDT | Severe Thunderstorm Warning | RNK | 55 min |
| Jul 11, 6:59 PM EDT | Special Weather Statement | RNK | 61 min |
| Jul 19, 11:19 AM EDT | Special Weather Statement | RNK | 56 min |
| Jul 22, 4:50 PM EDT | Special Weather Statement | RNK | 55 min |
| Jul 22, 5:59 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 14, 1:01 AM EDT | Special Weather Statement | RNK | 59 min |
| Aug 14, 1:50 PM EDT | Mesoscale Discussion | SPC | 55 min |
| Aug 14, 2:07 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 19, 5:39 AM EDT | Special Weather Statement | RNK | 66 min |
| Aug 25, 2:01 PM EDT | Severe Thunderstorm Warning | RNK | 33 min |
| Aug 25, 3:01 PM EDT | Special Weather Statement | RLX | 29 min |
| Aug 25, 3:07 PM EDT | Severe Thunderstorm Warning | RNK | 24 min |
| Sep 2, 2:31 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Sep 3, 1:29 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Sep 3, 1:41 PM EDT | Special Weather Statement | RNK | 64 min |
| Sep 3, 3:52 PM EDT | Severe Thunderstorm Warning | RNK | 53 min |
| Sep 4, 3:07 AM EDT | Dense Fog Advisory | RNK | 6 hr |
| Sep 4, 3:15 PM EDT | Mesoscale Discussion | SPC | 60 min |
| Sep 4, 3:25 PM EDT | Flash Flood Watch | RNK | 60 hr |
| Sep 4, 4:17 PM EDT | Severe Thunderstorm Warning | RNK | 43 min |
| Oct 20, 3:10 PM EDT | Freeze Watch | RNK | 23 hr |
| Oct 21, 2:21 PM EDT | Freeze Warning | RNK | 20 hr |
| Oct 28, 4:02 PM EDT | Winter Weather Advisory | RNK | 17 hr |
| Nov 23, 3:17 AM EST | Wind Advisory | RNK | 19 hr |
| Nov 28, 9:42 PM EST | Special Weather Statement | RNK | 63 min |
| Dec 6, 4:04 PM EST | Winter Weather Advisory | RNK | 34 hr |
| Dec 7, 4:47 AM EST | Special Weather Statement | RNK | 88 min |
| Dec 7, 6:32 AM EST | Special Weather Statement | RNK | 73 min |
| Dec 7, 2:44 PM EST | Mesoscale Discussion | SPC | 3 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 | 28 |
| Tornado Warning | 7 |
| Severe Thunderstorm Watch | 7 |
| Tornado Watch | 5 |
| Mesoscale Discussion | 33 |
| Special Weather Statement | 28 |
| Flooding | |
| Areal Flood Warning | 2 |
| Flash Flood Warning | 1 |
| River Flood Warning | 2 |
| Flash Flood Watch | 8 |
| Flood Watch | 4 |
| Winter | |
| Winter Storm Warning | 3 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 11 |
| Cold | |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
| Frost Advisory | 1 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 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 archive20102012
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.