Alert archive / West Virginia / Harrison County
Weather alerts in Harrison County, West Virginia, 2019
108 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Harrison County and its neighbors
Each county as a circle sized by its count in 2019. Tap one for its archive.
- Alerts
- 108
- Warnings
- 30
- Watches
- 20
- Advisories
- 25
- Busiest month
- May25 alerts
- Busiest day
- May 25, 20198 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Harrison County, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 15 | 11 | 27% | 20 | 60% | 25 min |
| Flash flood warnings | 6 | 4 | 33% | 6 | 67% | 86 min |
Each office's whole area, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Charleston, WV: tornado warnings | 8 | 3 | 63% | 5 | 80% | 16 min |
| NWS Charleston, WV: severe thunderstorm warnings | 226 | 149 | 34% | 401 | 78% | 21 min |
| NWS Charleston, WV: flash flood warnings | 78 | 32 | 59% | 84 | 77% | 58 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 8, 10:26 AM EST | Wind Advisory | RLX | 18 hr |
| Jan 8, 2:11 PM EST | Winter Weather Advisory | RLX | 41 hr |
| Jan 11, 4:09 AM EST | Winter Weather Advisory | RLX | 56 hr |
| Jan 16, 7:40 AM EST | Winter Weather Advisory | RLX | 4 hr |
| Jan 18, 2:43 PM EST | Winter Weather Advisory | RLX | 64 hr |
| Jan 20, 5:33 AM EST | Wind Chill Advisory | RLX | 28 hr |
| Jan 24, 10:44 AM EST | Special Weather Statement | RLX | 3 hr |
| Jan 28, 4:14 AM EST | Winter Weather Advisory | RLX | 34 hr |
| Jan 29, 5:04 AM EST | Wind Chill Advisory | RLX | 53 hr |
| Jan 30, 1:15 AM EST | Winter Weather Advisory | RLX | 14 hr |
| Jan 31, 9:58 AM EST | Wind Chill Advisory | RLX | 3 hr |
| Jan 31, 2:53 PM EST | Winter Weather Advisory | RLX | 31 hr |
| Feb 1, 7:06 AM EST | Winter Storm Warning | RLX | 12 hr |
| Feb 6, 8:22 AM EST | Special Weather Statement | RLX | 53 min |
| Feb 12, 2:46 PM EST | Wind Advisory | RLX | 24 hr |
| Feb 18, 2:48 PM EST | Flood Watch | RLX | 53 hr |
| Feb 19, 3:07 AM EST | Winter Weather Advisory | RLX | 30 hr |
| Feb 20, 8:49 AM EST | Areal Flood Warning | RLX | 29 hr |
| Feb 22, 5:09 AM EST | High Wind Watch | RLX | 34 hr |
| Feb 23, 2:54 PM EST | High Wind Warning | RLX | 40 hr |
| Feb 23, 2:54 PM EST | Wind Advisory | RLX | 45 hr |
| Feb 28, 6:36 AM EST | Winter Weather Advisory | RLX | 48 hr |
| Mar 2, 2:24 PM EST | Winter Storm Warning | RLX | 38 hr |
| Apr 14, 4:49 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Apr 14, 6:30 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Apr 14, 7:21 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Apr 14, 7:40 PM EDT | Severe Thunderstorm Warning | RLX | 50 min |
| Apr 14, 8:25 PM EDT | Severe Thunderstorm Warning | RLX | 50 min |
| Apr 14, 8:31 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Apr 14, 8:52 PM EDT | Severe Thunderstorm Warning | RLX | 23 min |
| Apr 15, 2:35 PM EDT | Frost Advisory | RLX | 18 hr |
| Apr 23, 9:56 PM EDT | Severe Thunderstorm Warning | RLX | 34 min |
| May 3, 12:58 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 3, 2:21 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 3, 3:58 PM EDT | Severe Thunderstorm Warning | RLX | 47 min |
| May 3, 4:45 PM EDT | Mesoscale Discussion | SPC | 60 min |
| May 12, 8:53 AM EDT | Areal Flood Warning | RLX | 3 hr |
| May 17, 4:43 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 17, 6:13 PM EDT | Flash Flood Warning | RLX | 3 hr |
| May 17, 7:37 PM EDT | Mesoscale Discussion | SPC | 113 min |
| May 23, 5:37 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 23, 5:44 PM EDT | Mesoscale Discussion | SPC | 61 min |
| May 23, 8:02 PM EDT | Mesoscale Discussion | SPC | 118 min |
| May 25, 12:53 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 25, 1:44 PM EDT | Severe Thunderstorm Warning | RLX | 31 min |
| May 25, 2:00 PM EDT | Severe Thunderstorm Warning | RLX | 45 min |
| May 25, 2:48 PM EDT | Flash Flood Warning | RLX | 3 hr |
| May 25, 4:50 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 25, 6:05 PM EDT | Severe Thunderstorm Warning | RLX | 40 min |
| May 25, 6:31 PM EDT | Severe Thunderstorm Warning | RLX | 44 min |
| May 25, 6:32 PM EDT | Severe Thunderstorm Warning | RLX | 28 min |
| May 26, 1:09 PM EDT | Mesoscale Discussion | SPC | 96 min |
| May 26, 1:38 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 26, 4:29 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 29, 11:31 AM EDT | Mesoscale Discussion | SPC | 119 min |
| May 29, 11:52 AM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 29, 1:54 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 2, 12:24 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 2, 12:53 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 2, 12:55 PM EDT | Special Weather Statement | RLX | 50 min |
| Jun 2, 1:45 PM EDT | Special Weather Statement | RLX | 45 min |
| Jun 2, 3:33 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jun 13, 3:12 PM EDT | Special Weather Statement | RLX | 33 min |
| Jun 13, 8:07 PM EDT | Special Weather Statement | RLX | 38 min |
| Jun 17, 4:05 AM EDT | Flash Flood Watch | RLX | 4 days |
| Jun 24, 11:48 AM EDT | Mesoscale Discussion | SPC | 117 min |
| Jun 24, 1:49 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 24, 4:42 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Jun 29, 3:54 PM EDT | Special Weather Statement | RLX | 36 min |
| Jul 2, 1:25 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jul 3, 4:47 AM EDT | Flash Flood Watch | RLX | 65 hr |
| Jul 4, 2:44 PM EDT | Flash Flood Warning | RLX | 3 hr |
| Jul 6, 11:15 AM EDT | Flash Flood Watch | RLX | 18 hr |
| Jul 6, 2:36 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 6, 7:26 PM EDT | Severe Thunderstorm Warning | RLX | 34 min |
| Jul 6, 7:33 PM EDT | Flash Flood Warning | RLX | 4 hr |
| Jul 6, 8:15 PM EDT | Special Weather Statement | RLX | 15 min |
| Jul 7, 5:39 AM EDT | Flash Flood Watch | RLX | 16 hr |
| Jul 11, 10:45 AM EDT | Mesoscale Discussion | SPC | 90 min |
| Jul 11, 12:35 PM EDT | Flash Flood Watch | RLX | 7 hr |
| Jul 11, 7:48 PM EDT | Special Weather Statement | RLX | 27 min |
| Jul 11, 8:18 PM EDT | Severe Thunderstorm Warning | RLX | 42 min |
| Jul 17, 11:15 AM EDT | Excessive Heat Watch | RLX | 17 hr |
| Jul 18, 12:25 AM EDT | Flash Flood Warning | RLX | 3 hr |
| Jul 18, 4:27 AM EDT | Heat Advisory | RLX | 64 hr |
| Jul 22, 3:30 AM EDT | Flash Flood Watch | RLX | 23 hr |
| Jul 22, 4:41 PM EDT | Special Weather Statement | RLX | 49 min |
| Jul 22, 5:04 PM EDT | Flash Flood Warning | RLX | 4 hr |
| Aug 7, 5:15 AM EDT | Special Weather Statement | RLX | 2 hr |
| Aug 20, 9:46 PM EDT | Severe Thunderstorm Warning | RLX | 44 min |
| Sep 28, 8:10 PM EDT | Severe Thunderstorm Warning | RLX | 10 min |
| Oct 12, 3:15 AM EDT | Frost Advisory | RLX | 30 hr |
| Oct 18, 2:59 AM EDT | Frost Advisory | RLX | 30 hr |
| Oct 23, 1:47 PM EDT | Frost Advisory | RLX | 19 hr |
| Oct 31, 4:38 AM EDT | Freeze Warning | RLX | 29 hr |
| Oct 31, 4:38 AM EDT | Wind Advisory | RLX | 29 hr |
| Oct 31, 11:12 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 31, 12:32 PM EDT | Special Weather Statement | RLX | 118 min |
| Oct 31, 12:45 PM EDT | Tornado Watch | SPC | 4 hr |
| Oct 31, 2:43 PM EDT | Severe Thunderstorm Warning | RLX | 62 min |
| Nov 1, 11:36 AM EDT | Freeze Warning | RLX | 21 hr |
| Nov 11, 3:26 AM EST | Winter Weather Advisory | RLX | 40 hr |
| Nov 26, 1:02 PM EST | Wind Advisory | RLX | 30 hr |
| Dec 12, 3:32 AM EST | Winter Weather Advisory | RLX | 33 hr |
| Dec 15, 3:56 AM EST | Winter Weather Advisory | RLX | 29 hr |
| Dec 15, 1:21 PM EST | Flood Watch | RLX | 46 hr |
| Dec 16, 6:32 PM EST | Areal Flood Warning | RLX | 6 hr |
| Dec 17, 12:29 AM EST | Areal Flood Warning | RLX | 32 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 archive20182020
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.