Alert archive / West Virginia / Roane County
Weather alerts in Roane County, West Virginia, 2022
175 weather alerts in 2022, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Roane County and its neighbors
Each county as a circle sized by its count in 2022. Tap one for its archive.
- Alerts
- 175
- Warnings
- 57
- Watches
- 27
- Advisories
- 18
- Busiest month
- June32 alerts
- Busiest day
- May 6, 202212 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Roane County, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 24 | 15 | 38% | 3 | 67% | 28 min |
| Flash flood warnings | 11 | 10 | 9% | 7 | 100% | 151 min |
Each office's whole area, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Charleston, WV: tornado warnings | 7 | 1 | 86% | 5 | 60% | 16 min |
| NWS Charleston, WV: severe thunderstorm warnings | 223 | 144 | 35% | 531 | 69% | 21 min |
| NWS Charleston, WV: flash flood warnings | 111 | 72 | 35% | 243 | 80% | 84 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, 3:42 PM EST | Special Weather Statement | RLX | 48 min |
| Jan 1, 4:05 PM EST | Special Weather Statement | RLX | 25 min |
| Jan 1, 5:32 PM EST | Areal Flood Warning | RLX | 12 hr |
| Jan 1, 5:50 PM EST | Areal Flood Warning | RLX | 15 hr |
| Jan 5, 3:03 AM EST | Winter Storm Watch | RLX | 11 hr |
| Jan 5, 1:35 PM EST | Winter Storm Warning | RLX | 42 hr |
| Jan 6, 4:21 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 9, 4:27 PM EST | Areal Flood Warning | RLX | 2 hr |
| Jan 14, 4:13 AM EST | Winter Storm Watch | RLX | 34 hr |
| Jan 15, 1:53 PM EST | Winter Storm Warning | RLX | 56 hr |
| Jan 16, 4:24 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 18, 8:04 PM EST | Winter Weather Advisory | RLX | 35 hr |
| Jan 28, 2:20 AM EST | Winter Weather Advisory | RLX | 23 hr |
| Feb 2, 12:02 PM EST | Flood Watch | RLX | 46 hr |
| Feb 2, 12:10 PM EST | Winter Weather Advisory | RLX | 50 hr |
| Feb 4, 1:02 AM EST | Areal Flood Warning | RLX | 11 hr |
| Feb 17, 2:42 AM EST | Wind Advisory | RLX | 27 hr |
| Feb 17, 10:20 PM EST | Areal Flood Warning | RLX | 6 hr |
| Feb 18, 12:00 AM EST | Special Weather Statement | RLX | 30 min |
| Feb 18, 12:30 AM EST | Special Weather Statement | RLX | 30 min |
| Feb 21, 4:51 AM EST | Flood Watch | RLX | 48 hr |
| Feb 23, 2:15 PM EST | Flood Watch | RLX | 40 hr |
| Mar 6, 7:48 PM EST | Flood Watch | RLX | 20 hr |
| Mar 7, 3:29 PM EST | Special Weather Statement | RLX | 46 min |
| Mar 10, 3:13 AM EST | Winter Storm Watch | RLX | 24 hr |
| Mar 11, 3:19 AM EST | Winter Storm Warning | RLX | 43 hr |
| Mar 12, 2:33 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Mar 23, 2:15 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Mar 23, 2:35 PM EDT | Tornado Watch | SPC | 7 hr |
| Mar 23, 4:35 PM EDT | Mesoscale Discussion | SPC | 115 min |
| Mar 23, 4:53 PM EDT | Severe Thunderstorm Warning | RLX | 52 min |
| Mar 23, 5:07 PM EDT | Severe Thunderstorm Warning | RLX | 23 min |
| Mar 23, 6:58 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 23, 7:39 PM EDT | Special Weather Statement | RLX | 51 min |
| Mar 23, 7:46 PM EDT | Severe Thunderstorm Warning | RLX | 44 min |
| Mar 23, 8:09 PM EDT | Special Weather Statement | RLX | 36 min |
| Mar 23, 8:30 PM EDT | Severe Thunderstorm Warning | RLX | 30 min |
| Mar 26, 1:59 AM EDT | Special Weather Statement | RLX | 46 min |
| Mar 29, 4:14 AM EDT | Fire Weather Watch | RLX | 10 hr |
| Mar 29, 2:31 PM EDT | Red Flag Warning | RLX | 29 hr |
| Mar 31, 11:23 AM EDT | Special Weather Statement | RLX | 37 min |
| Apr 1, 12:19 PM EDT | Special Weather Statement | RLX | 56 min |
| Apr 14, 1:01 AM EDT | Special Weather Statement | RLX | 29 min |
| Apr 14, 8:21 AM EDT | Special Weather Statement | RLX | 39 min |
| Apr 14, 9:00 AM EDT | Special Weather Statement | RLX | 30 min |
| Apr 16, 4:40 AM EDT | Freeze Warning | RLX | 29 hr |
| Apr 19, 12:57 AM EDT | Special Weather Statement | RLX | 63 min |
| Apr 19, 4:45 AM EDT | Freeze Warning | RLX | 28 hr |
| Apr 21, 9:07 PM EDT | Dense Fog Advisory | RLX | 13 hr |
| Apr 26, 4:49 AM EDT | Frost Advisory | RLX | 28 hr |
| Apr 27, 3:56 AM EDT | Freeze Warning | RLX | 29 hr |
| May 1, 3:09 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 1, 7:51 PM EDT | Special Weather Statement | RLX | 24 min |
| May 1, 8:11 PM EDT | Severe Thunderstorm Warning | RLX | 19 min |
| May 1, 8:30 PM EDT | Severe Thunderstorm Warning | RLX | 30 min |
| May 4, 12:15 AM EDT | Special Weather Statement | RLX | 45 min |
| May 4, 12:58 AM EDT | Special Weather Statement | RLX | 47 min |
| May 6, 9:45 AM EDT | Special Weather Statement | RLX | 30 min |
| May 6, 10:04 AM EDT | Flood Watch | RLX | 18 hr |
| May 6, 10:15 AM EDT | Special Weather Statement | RLX | 30 min |
| May 6, 10:25 AM EDT | Severe Thunderstorm Warning | RLX | 35 min |
| May 6, 10:33 AM EDT | Flash Flood Warning | RLX | 5 hr |
| May 6, 11:05 AM EDT | Flash Flood Warning | RLX | 5 hr |
| May 6, 11:52 AM EDT | Flash Flood Warning | RLX | 5 hr |
| May 6, 2:28 PM EDT | Flash Flood Warning | RLX | 4 hr |
| May 6, 3:53 PM EDT | Areal Flood Warning | RLX | 11 hr |
| May 6, 4:07 PM EDT | Areal Flood Warning | RLX | 6 hr |
| May 6, 4:33 PM EDT | Areal Flood Warning | RLX | 12 hr |
| May 6, 6:05 PM EDT | Areal Flood Warning | RLX | 10 hr |
| May 20, 1:28 AM EDT | Severe Thunderstorm Warning | RLX | 47 min |
| May 27, 3:38 PM EDT | Mesoscale Discussion | SPC | 97 min |
| May 27, 5:04 PM EDT | Special Weather Statement | RLX | 41 min |
| Jun 2, 3:29 AM EDT | Special Weather Statement | RLX | 31 min |
| Jun 2, 3:59 AM EDT | Special Weather Statement | RLX | 31 min |
| Jun 8, 7:25 PM EDT | Tornado Watch | SPC | 5 hr |
| Jun 8, 7:37 PM EDT | Severe Thunderstorm Warning | RLX | 38 min |
| Jun 8, 8:15 PM EDT | Severe Thunderstorm Warning | RLX | 45 min |
| Jun 8, 10:54 PM EDT | Flash Flood Warning | RLX | 4 hr |
| Jun 12, 4:00 PM EDT | Special Weather Statement | RLX | 30 min |
| Jun 12, 4:12 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 13, 3:52 AM EDT | Excessive Heat Watch | RLX | 58 hr |
| Jun 13, 6:55 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jun 13, 7:31 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 13, 8:37 PM EDT | Severe Thunderstorm Warning | RLX | 38 min |
| Jun 13, 8:44 PM EDT | Severe Thunderstorm Warning | RLX | 46 min |
| Jun 13, 9:06 PM EDT | Severe Thunderstorm Warning | RLX | 39 min |
| Jun 13, 9:12 PM EDT | Severe Thunderstorm Warning | RLX | 48 min |
| Jun 14, 1:48 AM EDT | Special Weather Statement | RLX | 42 min |
| Jun 14, 2:19 AM EDT | Special Weather Statement | RLX | 41 min |
| Jun 14, 4:06 AM EDT | Heat Advisory | RLX | 16 hr |
| Jun 14, 5:24 AM EDT | Special Weather Statement | RLX | 36 min |
| Jun 14, 6:01 AM EDT | Special Weather Statement | RLX | 44 min |
| Jun 14, 1:52 PM EDT | Excessive Heat Warning | RLX | 30 hr |
| Jun 15, 1:50 PM EDT | Heat Advisory | RLX | 30 hr |
| Jun 17, 12:53 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jun 17, 1:02 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 17, 1:19 PM EDT | Severe Thunderstorm Warning | RLX | 26 min |
| Jun 17, 1:42 PM EDT | Severe Thunderstorm Warning | RLX | 33 min |
| Jun 17, 2:11 PM EDT | Severe Thunderstorm Warning | RLX | 49 min |
| Jun 17, 2:33 PM EDT | Severe Thunderstorm Warning | RLX | 57 min |
| Jun 17, 3:40 PM EDT | Flash Flood Warning | RLX | 3 hr |
| Jun 22, 2:54 AM EDT | Heat Advisory | RLX | 16 hr |
| Jun 22, 3:40 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 22, 6:35 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Jul 2, 11:02 AM EDT | Special Weather Statement | RLX | 28 min |
| Jul 2, 11:44 AM EDT | Special Weather Statement | RLX | 31 min |
| Jul 5, 2:56 AM EDT | Heat Advisory | RLX | 10 hr |
| Jul 6, 2:27 AM EDT | Flood Watch | RLX | 18 hr |
| Jul 6, 12:15 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 6, 12:35 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 6, 3:23 PM EDT | Severe Thunderstorm Warning | RLX | 52 min |
| Jul 6, 3:55 PM EDT | Severe Thunderstorm Warning | RLX | 35 min |
| Jul 12, 12:48 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 12, 2:12 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 12, 3:46 PM EDT | Severe Thunderstorm Warning | RLX | 29 min |
| Jul 17, 9:55 AM EDT | Flood Watch | RLX | 33 hr |
| Jul 17, 3:09 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 17, 6:29 PM EDT | Special Weather Statement | RLX | 31 min |
| Jul 17, 7:46 PM EDT | Special Weather Statement | RLX | 29 min |
| Jul 18, 9:13 AM EDT | Special Weather Statement | RLX | 47 min |
| Jul 20, 11:25 AM EDT | Heat Advisory | RLX | 9 hr |
| Jul 23, 1:44 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 23, 2:11 PM EDT | Severe Thunderstorm Warning | RLX | 34 min |
| Jul 23, 2:47 PM EDT | Severe Thunderstorm Warning | RLX | 43 min |
| Jul 23, 3:37 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 24, 3:12 AM EDT | Heat Advisory | RLX | 16 hr |
| Jul 26, 9:02 AM EDT | Flood Watch | RLX | 4 days |
| Jul 27, 10:16 AM EDT | Special Weather Statement | RLX | 44 min |
| Jul 27, 1:39 PM EDT | Special Weather Statement | RLX | 36 min |
| Jul 31, 10:43 AM EDT | Special Weather Statement | RLX | 32 min |
| Aug 1, 12:20 PM EDT | Flood Watch | RLX | 20 hr |
| Aug 2, 3:12 AM EDT | Special Weather Statement | RLX | 33 min |
| Aug 2, 3:42 AM EDT | Special Weather Statement | RLX | 33 min |
| Aug 2, 3:56 AM EDT | Special Weather Statement | RLX | 49 min |
| Aug 2, 4:37 PM EDT | Heat Advisory | RLX | 27 hr |
| Aug 4, 10:15 AM EDT | Flood Watch | RLX | 3 days |
| Aug 5, 4:40 PM EDT | Special Weather Statement | RLX | 35 min |
| Aug 5, 5:12 PM EDT | Special Weather Statement | RLX | 18 min |
| Aug 5, 5:27 PM EDT | Special Weather Statement | RLX | 18 min |
| Aug 5, 5:45 PM EDT | Special Weather Statement | RLX | 30 min |
| Aug 5, 5:54 PM EDT | Flash Flood Warning | RLX | 3 hr |
| Aug 9, 1:17 PM EDT | Flood Watch | RLX | 34 hr |
| Aug 10, 5:06 PM EDT | Flash Flood Warning | RLX | 3 hr |
| Aug 10, 6:19 PM EDT | Flash Flood Warning | RLX | 3 hr |
| Aug 10, 7:32 PM EDT | Flash Flood Warning | RLX | 3 hr |
| Aug 10, 10:33 PM EDT | Areal Flood Warning | RLX | 3 hr |
| Aug 21, 3:43 AM EDT | Special Weather Statement | RLX | 32 min |
| Aug 21, 3:47 AM EDT | Severe Thunderstorm Warning | RLX | 43 min |
| Aug 21, 4:25 AM EDT | Special Weather Statement | RLX | 35 min |
| Aug 21, 6:01 AM EDT | Special Weather Statement | RLX | 44 min |
| Aug 21, 9:00 PM EDT | Special Weather Statement | RLX | 30 min |
| Aug 21, 11:47 PM EDT | Flash Flood Warning | RLX | 3 hr |
| Aug 26, 4:50 PM EDT | Special Weather Statement | RLX | 25 min |
| Aug 26, 5:17 PM EDT | Special Weather Statement | RLX | 28 min |
| Sep 4, 3:21 AM EDT | Flood Watch | RLX | 44 hr |
| Oct 8, 2:53 AM EDT | Frost Advisory | RLX | 30 hr |
| Oct 9, 1:39 PM EDT | Frost Advisory | RLX | 19 hr |
| Oct 16, 3:35 AM EDT | Freeze Watch | RLX | 32 hr |
| Oct 17, 11:52 AM EDT | Freeze Warning | RLX | 22 hr |
| Oct 19, 3:27 AM EDT | Freeze Watch | RLX | 10 hr |
| Oct 19, 1:23 PM EDT | Freeze Warning | RLX | 21 hr |
| Nov 8, 2:23 PM EST | Red Flag Warning | RLX | 28 hr |
| Nov 27, 12:19 PM EST | Mesoscale Discussion | SPC | 116 min |
| Nov 27, 12:34 PM EST | Special Weather Statement | RLX | 41 min |
| Nov 30, 9:20 AM EST | Special Weather Statement | RLX | 40 min |
| Nov 30, 9:44 AM EST | Special Weather Statement | RLX | 61 min |
| Nov 30, 9:58 AM EST | Special Weather Statement | RLX | 62 min |
| Dec 3, 12:21 PM EST | Special Weather Statement | RLX | 39 min |
| Dec 17, 11:21 PM EST | Special Weather Statement | RLX | 54 min |
| Dec 18, 12:24 AM EST | Special Weather Statement | RLX | 51 min |
| Dec 21, 2:44 PM EST | Wind Chill Watch | RLX | 19 hr |
| Dec 22, 3:06 AM EST | Wind Advisory | RLX | 51 hr |
| Dec 22, 9:29 AM EST | Wind Chill Warning | RLX | 3 days |
| Dec 22, 9:29 AM EST | Winter Weather Advisory | RLX | 39 hr |
| Dec 24, 9:00 AM EST | Wind Chill Advisory | RLX | 7 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 archive20212023
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.