Alert archive / West Virginia / Randolph County
Weather alerts in Randolph County, West Virginia, 2020
118 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Randolph County and its neighbors
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Alerts
- 118
- Warnings
- 33
- Watches
- 20
- Advisories
- 28
- Busiest month
- April22 alerts
- Busiest day
- February 26, 20205 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Randolph County, 2020
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 12 | 7 | 42% | 7 | 86% | 29 min |
| Flash flood warnings | 4 | 1 | 75% | 0 |
Each office's whole area, 2020
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Charleston, WV: tornado warnings | 8 | 0 | 100% | 1 | 0% | |
| NWS Charleston, WV: severe thunderstorm warnings | 143 | 95 | 34% | 361 | 75% | 23 min |
| NWS Charleston, WV: flash flood warnings | 72 | 37 | 49% | 114 | 71% | 67 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 4, 3:31 AM EST | Winter Weather Advisory | RLX | 30 hr |
| Jan 6, 5:02 AM EST | Winter Weather Advisory | RLX | 35 hr |
| Jan 7, 8:49 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 8, 2:30 AM EST | Wind Advisory | RLX | 16 hr |
| Jan 11, 3:53 AM EST | Wind Advisory | RLX | 30 hr |
| Jan 11, 8:57 PM EST | Severe Thunderstorm Warning | RLX | 48 min |
| Jan 17, 3:11 AM EST | Winter Weather Advisory | RLX | 40 hr |
| Jan 19, 3:28 AM EST | Wind Chill Advisory | RLX | 31 hr |
| Jan 24, 2:24 AM EST | Wind Advisory | RLX | 17 hr |
| Feb 6, 2:40 PM EST | Winter Weather Advisory | RLX | 28 hr |
| Feb 11, 11:55 AM EST | Flood Watch | RLX | 19 min |
| Feb 11, 12:14 PM EST | Flash Flood Watch | RLX | 48 hr |
| Feb 26, 3:17 AM EST | Winter Weather Advisory | RLX | 38 hr |
| Feb 26, 2:28 PM EST | Winter Storm Warning | RLX | 26 hr |
| Feb 26, 2:49 PM EST | Mesoscale Discussion | SPC | 116 min |
| Feb 26, 5:10 PM EST | Special Weather Statement | RLX | 35 min |
| Feb 26, 5:47 PM EST | Special Weather Statement | RLX | 28 min |
| Feb 28, 5:18 AM EST | Special Weather Statement | RLX | 3 hr |
| Mar 3, 1:22 PM EST | Mesoscale Discussion | SPC | 113 min |
| Mar 3, 4:27 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Mar 3, 5:01 PM EST | Special Weather Statement | RLX | 29 min |
| Mar 4, 2:20 PM EST | Winter Storm Watch | RLX | 23 hr |
| Mar 5, 1:48 PM EST | Winter Storm Warning | RLX | 35 hr |
| Mar 5, 1:48 PM EST | Winter Weather Advisory | RLX | 35 hr |
| Mar 14, 2:43 PM EDT | Winter Weather Advisory | RLX | 20 hr |
| Mar 22, 12:42 PM EDT | Winter Weather Advisory | RLX | 21 hr |
| Mar 28, 3:12 AM EDT | Special Weather Statement | RLX | 48 min |
| Apr 7, 2:57 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Apr 7, 4:57 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Apr 7, 7:06 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Apr 7, 7:44 PM EDT | Severe Thunderstorm Warning | RLX | 31 min |
| Apr 7, 8:12 PM EDT | Severe Thunderstorm Warning | RLX | 33 min |
| Apr 7, 8:41 PM EDT | Severe Thunderstorm Warning | RLX | 34 min |
| Apr 7, 11:40 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 8, 3:16 AM EDT | Mesoscale Discussion | SPC | 89 min |
| Apr 8, 4:33 AM EDT | Severe Thunderstorm Warning | RLX | 27 min |
| Apr 9, 12:50 AM EDT | Mesoscale Discussion | SPC | 115 min |
| Apr 9, 2:03 AM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Apr 9, 2:04 AM EDT | Severe Thunderstorm Warning | RLX | 56 min |
| Apr 9, 3:24 AM EDT | Wind Advisory | RLX | 17 hr |
| Apr 10, 1:34 AM EDT | Wind Advisory | RLX | 15 hr |
| Apr 11, 2:36 PM EDT | High Wind Watch | RLX | 22 hr |
| Apr 12, 12:44 PM EDT | High Wind Warning | RLX | 31 hr |
| Apr 13, 10:18 AM EDT | Severe Thunderstorm Warning | RLX | 27 min |
| Apr 13, 10:39 AM EDT | Severe Thunderstorm Warning | RLX | 41 min |
| Apr 21, 3:32 AM EDT | Freeze Warning | RLX | 30 hr |
| Apr 28, 12:59 PM EDT | Flood Watch | RLX | 47 hr |
| Apr 30, 11:39 AM EDT | Areal Flood Warning | RLX | 3 hr |
| Apr 30, 2:53 PM EDT | Areal Flood Warning | RLX | 3 hr |
| May 3, 2:19 AM EDT | Flash Flood Watch | RLX | 20 hr |
| May 6, 3:27 AM EDT | Freeze Warning | RLX | 30 hr |
| May 7, 4:09 AM EDT | Freeze Warning | RLX | 53 hr |
| May 9, 3:13 AM EDT | Freeze Warning | RLX | 30 hr |
| May 10, 3:12 AM EDT | Freeze Warning | RLX | 56 hr |
| May 10, 9:03 PM EDT | Special Weather Statement | RLX | 27 min |
| May 10, 9:34 PM EDT | Special Weather Statement | RLX | 26 min |
| May 12, 2:03 AM EDT | Freeze Warning | RLX | 31 hr |
| May 19, 2:40 AM EDT | Wind Advisory | RLX | 25 hr |
| Jun 3, 6:24 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 6, 6:07 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jun 11, 1:18 AM EDT | Special Weather Statement | RLX | 27 min |
| Jun 15, 3:51 AM EDT | Areal Flood Warning | RLX | 6 hr |
| Jun 19, 8:05 PM EDT | Flash Flood Warning | RLX | 3 hr |
| Jul 6, 10:05 PM EDT | Flash Flood Warning | RLX | 92 min |
| Jul 8, 6:12 PM EDT | Flash Flood Warning | RLX | 87 min |
| Jul 8, 7:36 PM EDT | Special Weather Statement | RLX | 24 min |
| Jul 8, 8:18 PM EDT | Flash Flood Warning | RLX | 80 min |
| Jul 8, 8:30 PM EDT | Special Weather Statement | RLX | 30 min |
| Jul 10, 5:31 PM EDT | Special Weather Statement | RLX | 29 min |
| Jul 10, 5:57 PM EDT | Special Weather Statement | RLX | 33 min |
| Jul 12, 6:05 PM EDT | Severe Thunderstorm Warning | RLX | 25 min |
| Jul 17, 4:13 AM EDT | Special Weather Statement | RLX | 32 min |
| Jul 17, 6:26 AM EDT | Special Weather Statement | RLX | 64 min |
| Jul 22, 10:48 AM EDT | Mesoscale Discussion | SPC | 117 min |
| Jul 22, 11:53 AM EDT | Special Weather Statement | RLX | 37 min |
| Jul 22, 5:46 PM EDT | Mesoscale Discussion | SPC | 89 min |
| Jul 22, 7:47 PM EDT | Severe Thunderstorm Warning | RLX | 43 min |
| Jul 22, 8:28 PM EDT | Severe Thunderstorm Warning | RLX | 47 min |
| Jul 22, 8:50 PM EDT | Special Weather Statement | RLX | 25 min |
| Jul 30, 12:22 PM EDT | Flash Flood Watch | RLX | 20 hr |
| Aug 1, 3:57 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 14, 1:01 PM EDT | Flash Flood Watch | RLX | 25 hr |
| Aug 22, 12:23 PM EDT | Flash Flood Watch | RLX | 12 hr |
| Aug 25, 3:10 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Aug 25, 3:34 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 25, 4:35 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Aug 25, 4:54 PM EDT | Severe Thunderstorm Warning | RLX | 36 min |
| Aug 25, 7:07 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Aug 27, 2:14 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 30, 7:29 PM EDT | Flood Watch | RLX | 26 hr |
| Sep 1, 7:09 PM EDT | Special Weather Statement | RLX | 81 min |
| Sep 19, 1:33 PM EDT | Frost Advisory | RLX | 19 hr |
| Sep 20, 12:47 PM EDT | Frost Advisory | RLX | 20 hr |
| Sep 21, 1:43 PM EDT | Frost Advisory | RLX | 19 hr |
| Oct 2, 3:13 AM EDT | Frost Advisory | RLX | 30 hr |
| Oct 4, 9:56 PM EDT | Special Weather Statement | RLX | 49 min |
| Oct 15, 2:58 PM EDT | Freeze Watch | RLX | 23 hr |
| Oct 16, 1:52 PM EDT | Freeze Warning | RLX | 20 hr |
| Oct 28, 2:07 PM EDT | Flood Watch | RLX | 24 hr |
| Oct 31, 3:21 PM EDT | Wind Advisory | RLX | 48 hr |
| Nov 1, 1:10 AM EST | Winter Weather Advisory | RLX | 31 hr |
| Nov 14, 1:46 PM EST | Wind Advisory | RLX | 41 hr |
| Nov 15, 4:26 PM EST | Special Weather Statement | RLX | 49 min |
| Nov 30, 3:19 AM EST | Winter Storm Warning | RLX | 49 hr |
| Nov 30, 3:19 AM EST | Winter Weather Advisory | RLX | 49 hr |
| Dec 13, 2:49 AM EST | Winter Storm Watch | RLX | 12 hr |
| Dec 13, 2:24 PM EST | Winter Weather Advisory | RLX | 23 hr |
| Dec 14, 4:01 AM EST | Winter Storm Watch | RLX | 34 hr |
| Dec 15, 4:32 AM EST | Winter Storm Warning | RLX | 46 hr |
| Dec 16, 8:38 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Dec 21, 4:22 AM EST | Winter Storm Warning | RLX | 32 hr |
| Dec 21, 4:22 AM EST | Winter Weather Advisory | RLX | 32 hr |
| Dec 23, 4:41 AM EST | Wind Chill Watch | RLX | 12 hr |
| Dec 23, 4:41 AM EST | Winter Storm Watch | RLX | 9 hr |
| Dec 23, 4:42 AM EST | Wind Advisory | RLX | 36 hr |
| Dec 23, 1:32 PM EST | Winter Storm Warning | RLX | 41 hr |
| Dec 23, 4:19 PM EST | Wind Chill Advisory | RLX | 68 hr |
| Dec 24, 4:59 AM EST | Winter Weather Advisory | RLX | 35 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 archive20192021
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.