Alert archive / Virginia / King George County
Weather alerts in King George County, Virginia, 2015
94 weather alerts in 2015, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
King George County and its neighbors
Each county as a circle sized by its count in 2015. Tap one for its archive.
- Alerts
- 94
- Warnings
- 19
- Watches
- 13
- Advisories
- 30
- Busiest month
- June31 alerts
- Busiest day
- June 27, 20156 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 2 tornado warnings covering King George County in 2015 had a tornado report inside them.
King George County, 2015
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 9 | 8 | 11% | 7 | 71% | 13 min |
| Flash flood warnings | 1 | 1 | 0% | 0 |
Each office's whole area, 2015
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Baltimore/Washington: tornado warnings | 17 | 2 | 88% | 4 | 50% | 5 min |
| NWS Baltimore/Washington: severe thunderstorm warnings | 235 | 153 | 35% | 526 | 75% | 16 min |
| NWS Baltimore/Washington: flash flood warnings | 89 | 47 | 47% | 138 | 74% | 64 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 6, 2:58 PM EST | Wind Chill Advisory | LWX | 50 hr |
| Jan 8, 8:18 AM EST | Wind Chill Advisory | LWX | 42 min |
| Jan 11, 3:03 PM EST | Freezing Rain Advisory | LWX | 22 hr |
| Jan 13, 4:59 PM EST | Winter Weather Advisory | LWX | 22 hr |
| Jan 21, 6:32 PM EST | Winter Weather Advisory | LWX | 15 hr |
| Jan 25, 9:38 AM EST | Winter Weather Advisory | LWX | 47 hr |
| Jan 29, 9:44 PM EST | Wind Advisory | LWX | 26 hr |
| Feb 1, 10:39 PM EST | Wind Advisory | LWX | 23 hr |
| Feb 9, 8:47 AM EST | Winter Weather Advisory | LWX | 26 hr |
| Feb 12, 3:48 AM EST | Wind Chill Advisory | LWX | 32 hr |
| Feb 13, 3:25 AM EST | High Wind Watch | LWX | 24 hr |
| Feb 13, 2:56 PM EST | Winter Weather Advisory | LWX | 33 hr |
| Feb 14, 3:17 AM EST | High Wind Warning | LWX | 32 hr |
| Feb 14, 3:17 AM EST | Wind Advisory | LWX | 36 hr |
| Feb 14, 3:44 AM EST | Wind Chill Warning | LWX | 54 hr |
| Feb 14, 3:44 AM EST | Wind Chill Advisory | LWX | 16 hr |
| Feb 14, 7:23 PM EST | Wind Chill Advisory | LWX | 38 hr |
| Feb 15, 3:12 PM EST | Winter Storm Watch | LWX | 13 hr |
| Feb 15, 9:53 PM EST | Winter Storm Warning | LWX | 33 hr |
| Feb 16, 10:33 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 18, 4:13 AM EST | Wind Chill Advisory | LWX | 56 hr |
| Feb 20, 3:37 PM EST | Winter Weather Advisory | LWX | 41 hr |
| Feb 25, 4:03 AM EST | Winter Weather Advisory | LWX | 32 hr |
| Feb 25, 5:12 PM EST | Winter Storm Warning | LWX | 19 hr |
| Feb 28, 2:53 PM EST | Winter Weather Advisory | LWX | 38 hr |
| Mar 1, 3:42 AM EST | Winter Storm Warning | LWX | 18 hr |
| Mar 1, 8:43 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Mar 2, 4:51 AM EST | Dense Fog Advisory | LWX | 4 hr |
| Mar 2, 3:37 PM EST | Winter Weather Advisory | LWX | 30 hr |
| Mar 3, 2:50 PM EST | Winter Storm Watch | LWX | 23 hr |
| Mar 4, 4:51 AM EST | Winter Storm Warning | LWX | 39 hr |
| Mar 5, 11:55 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Mar 25, 3:03 AM EDT | Freezing Rain Advisory | LWX | 8 hr |
| Mar 30, 4:41 PM EDT | Fire Weather Watch | LWX | 11 hr |
| Mar 31, 11:47 AM EDT | Wind Advisory | LWX | 10 hr |
| Apr 10, 2:36 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Apr 20, 1:54 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 20, 3:08 PM EDT | Tornado Watch | SPC | 9 hr |
| Apr 20, 5:01 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Apr 20, 8:11 PM EDT | Severe Thunderstorm Warning | LWX | 49 min |
| Apr 20, 8:35 PM EDT | Severe Thunderstorm Warning | LWX | 35 min |
| Apr 22, 12:32 PM EDT | Mesoscale Discussion | SPC | 118 min |
| May 6, 3:21 PM EDT | Mesoscale Discussion | SPC | 114 min |
| May 18, 8:00 PM EDT | Special Weather Statement | AKQ | 30 min |
| Jun 8, 2:34 PM EDT | Tornado Watch | SPC | 5 hr |
| Jun 8, 7:07 PM EDT | Mesoscale Discussion | SPC | 53 min |
| Jun 8, 7:24 PM EDT | Severe Thunderstorm Watch | SPC | 2 hr |
| Jun 14, 2:06 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jun 15, 5:57 PM EDT | Severe Thunderstorm Warning | LWX | 33 min |
| Jun 15, 6:23 PM EDT | Severe Thunderstorm Warning | LWX | 37 min |
| Jun 15, 6:30 PM EDT | Severe Thunderstorm Warning | LWX | 30 min |
| Jun 16, 12:15 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 18, 5:35 PM EDT | Mesoscale Discussion | SPC | 55 min |
| Jun 20, 2:23 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 20, 6:24 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Jun 20, 7:57 PM EDT | Severe Thunderstorm Warning | LWX | 33 min |
| Jun 20, 8:19 PM EDT | Tornado Warning | LWX | 26 min |
| Jun 20, 8:27 PM EDT | Severe Thunderstorm Warning | LWX | 33 min |
| Jun 23, 3:51 AM EDT | Heat Advisory | LWX | 15 hr |
| Jun 23, 1:45 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 23, 4:09 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 23, 5:47 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Jun 23, 7:41 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Jun 23, 8:00 PM EDT | Severe Thunderstorm Warning | LWX | 30 min |
| Jun 23, 8:47 PM EDT | Special Weather Statement | AKQ | 28 min |
| Jun 23, 9:09 PM EDT | Severe Thunderstorm Warning | LWX | 51 min |
| Jun 27, 12:56 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 27, 1:54 PM EDT | Tornado Watch | SPC | 6 hr |
| Jun 27, 3:59 PM EDT | Tornado Warning | LWX | 31 min |
| Jun 27, 4:06 PM EDT | Flash Flood Warning | LWX | 3 hr |
| Jun 27, 4:39 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Jun 27, 6:23 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 30, 1:38 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 30, 2:22 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 30, 4:15 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 4, 9:53 PM EDT | Dense Fog Advisory | LWX | 12 hr |
| Jul 6, 1:01 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 9, 7:04 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Jul 14, 6:44 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 14, 9:26 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Jul 18, 3:11 PM EDT | Heat Advisory | LWX | 29 hr |
| Jul 20, 3:41 AM EDT | Heat Advisory | LWX | 16 hr |
| Jul 21, 3:01 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Aug 4, 3:48 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 11, 1:30 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 20, 3:45 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 2, 3:35 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Sep 19, 6:16 AM EDT | Dense Fog Advisory | LWX | 4 hr |
| Sep 29, 6:20 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Oct 1, 4:19 AM EDT | Flash Flood Watch | LWX | 50 hr |
| Oct 2, 1:58 PM EDT | Coastal Flood Advisory | LWX | 5 days |
| Oct 17, 2:18 PM EDT | Frost Advisory | LWX | 19 hr |
| Oct 18, 10:38 AM EDT | Freeze Warning | LWX | 22 hr |
| Dec 30, 12:08 AM EST | Dense Fog Advisory | LWX | 11 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 | 9 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 5 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 30 |
| Special Weather Statement | 2 |
| Flooding | |
| Flash Flood Warning | 1 |
| Flash Flood Watch | 1 |
| Winter | |
| Winter Storm Warning | 4 |
| Winter Storm Watch | 2 |
| Freezing Rain Advisory | 2 |
| Winter Weather Advisory | 9 |
| Heat | |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 1 |
| Wind Chill Warning | 1 |
| Frost Advisory | 1 |
| Wind Chill Advisory | 6 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 4 |
| Fire | |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
| Coast and beach | |
| Coastal Flood Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20142016
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.