Alert archive / West Virginia / Grant County
Weather alerts in Grant County, West Virginia, 2023
100 weather alerts in 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Grant County and its neighbors
Each county as a circle sized by its count in 2023. Tap one for its archive.
- Alerts
- 100
- Warnings
- 26
- Watches
- 18
- Advisories
- 48
- Busiest month
- March18 alerts
- Busiest day
- July 27, 20234 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Grant County, 2023
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 11 | 8 | 27% | 6 | 67% | 13 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2023
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Baltimore/Washington: tornado warnings | 15 | 1 | 93% | 2 | 50% | 0 min |
| NWS Baltimore/Washington: severe thunderstorm warnings | 370 | 286 | 23% | 992 | 89% | 21 min |
| NWS Baltimore/Washington: flash flood warnings | 48 | 23 | 52% | 47 | 98% | 48 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 7, 2:58 PM EST | Winter Weather Advisory | LWX | 37 hr |
| Jan 19, 2:40 AM EST | Wind Advisory | LWX | 35 hr |
| Jan 19, 2:15 PM EST | Winter Weather Advisory | LWX | 35 hr |
| Jan 21, 2:44 PM EST | Winter Weather Advisory | LWX | 33 hr |
| Jan 22, 8:27 PM EST | Winter Weather Advisory | LWX | 22 hr |
| Jan 24, 12:03 PM EST | Winter Weather Advisory | LWX | 30 hr |
| Jan 25, 10:14 AM EST | Wind Advisory | LWX | 26 hr |
| Jan 25, 6:06 PM EST | Winter Storm Warning | LWX | 34 hr |
| Jan 25, 6:06 PM EST | Winter Weather Advisory | LWX | 34 hr |
| Jan 30, 10:46 AM EST | Winter Weather Advisory | LWX | 23 hr |
| Jan 31, 5:34 PM EST | Winter Weather Advisory | LWX | 13 hr |
| Feb 2, 2:31 PM EST | Wind Chill Advisory | LWX | 41 hr |
| Feb 8, 12:01 PM EST | Wind Advisory | LWX | 43 hr |
| Feb 11, 2:18 PM EST | Winter Weather Advisory | LWX | 34 hr |
| Feb 17, 9:51 AM EST | Wind Advisory | LWX | 3 hr |
| Feb 21, 3:58 AM EST | Wind Advisory | LWX | 13 hr |
| Feb 26, 3:31 AM EST | Freezing Fog Advisory | LWX | 6 hr |
| Feb 27, 3:48 AM EST | Wind Advisory | LWX | 30 hr |
| Mar 2, 1:29 PM EST | Wind Advisory | LWX | 32 hr |
| Mar 2, 1:40 PM EST | Ice Storm Warning | LWX | 33 hr |
| Mar 2, 1:40 PM EST | Winter Weather Advisory | LWX | 28 hr |
| Mar 3, 4:25 AM EST | High Wind Watch | LWX | 8 hr |
| Mar 3, 12:33 PM EST | High Wind Warning | LWX | 24 hr |
| Mar 3, 12:33 PM EST | Wind Advisory | LWX | 26 hr |
| Mar 9, 4:20 AM EST | Winter Weather Advisory | LWX | 33 hr |
| Mar 10, 1:14 PM EST | Winter Weather Advisory | LWX | 14 hr |
| Mar 11, 1:18 PM EST | Winter Weather Advisory | LWX | 40 hr |
| Mar 13, 2:56 AM EDT | Winter Weather Advisory | LWX | 47 hr |
| Mar 13, 2:38 PM EDT | Wind Advisory | LWX | 33 hr |
| Mar 13, 5:09 PM EDT | Special Weather Statement | LWX | 51 min |
| Mar 18, 12:07 AM EDT | Wind Chill Advisory | LWX | 35 hr |
| Mar 24, 1:31 PM EDT | Wind Advisory | LWX | 38 hr |
| Mar 25, 1:04 AM EDT | Wind Advisory | LWX | 27 hr |
| Mar 30, 3:40 AM EDT | High Wind Watch | LWX | 35 hr |
| Mar 31, 2:29 PM EDT | High Wind Warning | LWX | 35 hr |
| Mar 31, 2:29 PM EDT | Wind Advisory | LWX | 35 hr |
| Apr 11, 3:46 PM EDT | Fire Weather Watch | LWX | 17 hr |
| Apr 12, 9:01 AM EDT | Red Flag Warning | LWX | 11 hr |
| Apr 17, 12:25 PM EDT | Fire Weather Watch | LWX | 15 hr |
| Apr 18, 3:14 AM EDT | Red Flag Warning | LWX | 17 hr |
| Apr 20, 11:22 AM EDT | Fire Weather Watch | LWX | 15 hr |
| Apr 23, 3:46 AM EDT | Freeze Watch | LWX | 9 hr |
| Apr 23, 12:24 PM EDT | Freeze Warning | LWX | 21 hr |
| Apr 24, 3:08 AM EDT | Freeze Watch | LWX | 11 hr |
| Apr 24, 2:32 PM EDT | Freeze Warning | LWX | 17 hr |
| Apr 25, 8:06 PM EDT | Freeze Watch | LWX | 15 hr |
| Apr 26, 11:25 AM EDT | Freeze Warning | LWX | 21 hr |
| Apr 30, 3:41 AM EDT | Freeze Warning | LWX | 29 hr |
| May 1, 4:00 AM EDT | Winter Weather Advisory | LWX | 30 hr |
| May 2, 4:08 AM EDT | Winter Weather Advisory | LWX | 30 hr |
| May 2, 4:37 PM EDT | Winter Storm Warning | LWX | 17 hr |
| May 4, 3:59 AM EDT | Frost Advisory | LWX | 29 hr |
| May 17, 12:45 PM EDT | Frost Advisory | LWX | 17 hr |
| Jun 3, 1:27 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 3, 4:10 PM EDT | Severe Thunderstorm Warning | LWX | 25 min |
| Jun 4, 12:04 AM EDT | Severe Thunderstorm Warning | LWX | 26 min |
| Jun 26, 2:20 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 1, 3:50 PM EDT | Severe Thunderstorm Warning | LWX | 40 min |
| Jul 2, 10:21 PM EDT | Severe Thunderstorm Warning | LWX | 39 min |
| Jul 15, 3:50 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 17, 5:31 PM EDT | Severe Thunderstorm Warning | LWX | 29 min |
| Jul 27, 1:48 PM EDT | Heat Advisory | LWX | 29 hr |
| Jul 27, 3:18 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 27, 4:46 PM EDT | Mesoscale Discussion | SPC | 89 min |
| Jul 27, 4:57 PM EDT | Severe Thunderstorm Warning | LWX | 17 min |
| Jul 28, 8:33 AM EDT | Heat Advisory | LWX | 34 hr |
| Jul 28, 4:48 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 28, 4:58 PM EDT | Severe Thunderstorm Warning | LWX | 77 min |
| Jul 28, 5:22 PM EDT | Severe Thunderstorm Warning | LWX | 43 min |
| Jul 29, 6:06 AM EDT | Mesoscale Discussion | SPC | 114 min |
| Aug 7, 8:18 AM EDT | Mesoscale Discussion | SPC | 117 min |
| Aug 7, 12:14 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 1:20 PM EDT | Tornado Watch | SPC | 11 hr |
| Aug 7, 2:55 PM EDT | Severe Thunderstorm Warning | LWX | 65 min |
| Aug 12, 8:06 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 12, 10:12 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Aug 12, 10:29 PM EDT | Severe Thunderstorm Warning | LWX | 31 min |
| Aug 29, 4:49 AM EDT | Flood Watch | LWX | 19 hr |
| Sep 5, 12:36 AM EDT | Heat Advisory | LWX | 18 hr |
| Sep 6, 3:11 AM EDT | Heat Advisory | LWX | 16 hr |
| Sep 8, 3:11 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Sep 8, 7:45 PM EDT | Severe Thunderstorm Warning | LWX | 30 min |
| Sep 9, 2:04 PM EDT | Flood Watch | LWX | 5 hr |
| Sep 10, 3:30 AM EDT | Flood Watch | LWX | 18 hr |
| Oct 7, 3:20 AM EDT | Freeze Warning | LWX | 32 hr |
| Oct 10, 3:35 AM EDT | Frost Advisory | LWX | 28 hr |
| Oct 31, 2:40 PM EDT | Winter Weather Advisory | LWX | 20 hr |
| Nov 20, 3:11 AM EST | Winter Weather Advisory | LWX | 36 hr |
| Nov 20, 9:12 AM EST | Wind Advisory | LWX | 31 hr |
| Nov 27, 3:45 AM EST | Wind Advisory | LWX | 18 hr |
| Nov 28, 7:34 AM EST | Snow Squall Warning | LWX | 28 min |
| Nov 28, 8:06 AM EST | Winter Weather Advisory | LWX | 8 hr |
| Dec 3, 3:14 AM EST | Dense Fog Advisory | LWX | 11 hr |
| Dec 4, 2:32 PM EST | Winter Weather Advisory | LWX | 46 hr |
| Dec 9, 1:56 PM EST | Winter Weather Advisory | LWX | 44 hr |
| Dec 10, 3:28 AM EST | Winter Storm Warning | LWX | 31 hr |
| Dec 16, 2:51 PM EST | Winter Storm Watch | LWX | 23 hr |
| Dec 17, 3:51 AM EST | Wind Advisory | LWX | 34 hr |
| Dec 17, 2:17 PM EST | Winter Storm Warning | LWX | 44 hr |
| Dec 29, 11:58 AM EST | Winter Weather Advisory | LWX | 31 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 | 11 |
| Severe Thunderstorm Watch | 5 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 7 |
| Special Weather Statement | 1 |
| Flooding | |
| Flood Watch | 3 |
| Winter | |
| Ice Storm Warning | 1 |
| Snow Squall Warning | 1 |
| Winter Storm Warning | 4 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 22 |
| Heat | |
| Heat Advisory | 4 |
| Cold | |
| Freeze Warning | 5 |
| Freeze Watch | 3 |
| Frost Advisory | 3 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| High Wind Warning | 2 |
| High Wind Watch | 2 |
| Wind Advisory | 15 |
| Fire | |
| Red Flag Warning | 2 |
| Fire Weather Watch | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
| Freezing Fog Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20222024
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.