Alert archive / Virginia / James City County
Weather alerts in James City County, Virginia, 2016
153 weather alerts in 2016, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
James City County and its neighbors
Each county as a circle sized by its count in 2016. Tap one for its archive.
- Alerts
- 153
- Warnings
- 19
- Watches
- 14
- Advisories
- 33
- Busiest month
- July30 alerts
- Busiest day
- July 19, 20167 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 3 tornado warnings covering James City County in 2016 had a tornado report inside them.
James City County, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 3 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 10 | 6 | 40% | 1 | 100% | 13 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Wakefield, VA: tornado warnings | 49 | 7 | 86% | 24 | 71% | 15 min |
| NWS Wakefield, VA: severe thunderstorm warnings | 143 | 89 | 38% | 321 | 64% | 22 min |
| NWS Wakefield, VA: flash flood warnings | 14 | 9 | 36% | 16 | 88% | 73 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 20, 3:17 PM EST | Winter Storm Watch | AKQ | 36 hr |
| Jan 21, 10:27 AM EST | Winter Storm Warning | AKQ | 66 hr |
| Jan 21, 5:31 PM EST | Coastal Flood Watch | AKQ | 22 hr |
| Jan 22, 8:33 AM EST | Special Weather Statement | AKQ | 87 min |
| Jan 22, 3:56 PM EST | Coastal Flood Advisory | AKQ | 46 hr |
| Jan 22, 4:42 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 23, 4:37 AM EST | Winter Weather Advisory | AKQ | 24 hr |
| Feb 3, 3:36 PM EST | Special Weather Statement | AKQ | 24 min |
| Feb 6, 5:44 PM EST | Coastal Flood Advisory | AKQ | 3 days |
| Feb 9, 8:06 PM EST | Coastal Flood Advisory | AKQ | 22 hr |
| Feb 14, 3:54 AM EST | Winter Weather Advisory | AKQ | 45 hr |
| Feb 15, 9:52 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 16, 9:03 AM EST | Special Weather Statement | AKQ | 72 min |
| Feb 24, 1:18 PM EST | Mesoscale Discussion | SPC | 117 min |
| Feb 24, 1:46 PM EST | Tornado Watch | SPC | 9 hr |
| Feb 24, 2:37 PM EST | Tornado Warning | AKQ | 23 min |
| Feb 24, 2:56 PM EST | Tornado Warning | AKQ | 34 min |
| Feb 24, 4:46 PM EST | Mesoscale Discussion | SPC | 89 min |
| Feb 24, 6:40 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Feb 24, 7:40 PM EST | Tornado Warning | AKQ | 35 min |
| Mar 3, 3:28 PM EST | Winter Weather Advisory | AKQ | 19 hr |
| Apr 1, 8:12 AM EDT | Special Weather Statement | AKQ | 33 min |
| Apr 4, 3:34 AM EDT | Freeze Watch | AKQ | 24 hr |
| Apr 5, 3:28 AM EDT | Freeze Warning | AKQ | 30 hr |
| Apr 5, 5:11 PM EDT | Coastal Flood Statement | AKQ | 4 hr |
| Apr 7, 7:14 PM EDT | Special Weather Statement | AKQ | 46 min |
| Apr 8, 4:08 AM EDT | Freeze Watch | AKQ | 23 hr |
| Apr 8, 3:56 PM EDT | Wind Advisory | AKQ | 30 hr |
| Apr 9, 2:59 AM EDT | Freeze Warning | AKQ | 30 hr |
| Apr 28, 10:30 PM EDT | Special Weather Statement | AKQ | 45 min |
| Apr 28, 11:16 PM EDT | Special Weather Statement | AKQ | 44 min |
| May 2, 2:43 PM EDT | Mesoscale Discussion | SPC | 62 min |
| May 2, 5:34 PM EDT | Severe Thunderstorm Warning | AKQ | 41 min |
| May 2, 5:38 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 2, 6:08 PM EDT | Severe Thunderstorm Warning | AKQ | 52 min |
| May 2, 6:34 PM EDT | Mesoscale Discussion | SPC | 56 min |
| May 2, 7:38 PM EDT | Severe Thunderstorm Warning | AKQ | 52 min |
| May 2, 8:22 PM EDT | Severe Thunderstorm Warning | AKQ | 23 min |
| May 2, 11:27 PM EDT | Special Weather Statement | AKQ | 63 min |
| May 4, 5:28 PM EDT | Coastal Flood Statement | AKQ | 21 hr |
| May 5, 6:05 AM EDT | Coastal Flood Advisory | AKQ | 60 hr |
| May 6, 8:06 AM EDT | Special Weather Statement | AKQ | 54 min |
| May 6, 9:04 AM EDT | Special Weather Statement | AKQ | 56 min |
| May 6, 9:57 AM EDT | Special Weather Statement | AKQ | 63 min |
| May 6, 10:58 AM EDT | Special Weather Statement | AKQ | 47 min |
| May 8, 4:50 PM EDT | Coastal Flood Statement | AKQ | 14 hr |
| May 14, 4:21 PM EDT | Special Weather Statement | AKQ | 54 min |
| May 14, 5:18 PM EDT | Special Weather Statement | AKQ | 72 min |
| May 30, 8:40 AM EDT | Special Weather Statement | AKQ | 50 min |
| May 30, 3:15 PM EDT | Special Weather Statement | AKQ | 60 min |
| Jun 3, 3:02 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 3, 7:46 PM EDT | Special Weather Statement | AKQ | 74 min |
| Jun 5, 1:57 AM EDT | Special Weather Statement | AKQ | 63 min |
| Jun 5, 3:48 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 5, 7:23 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jun 7, 6:28 PM EDT | Special Weather Statement | AKQ | 47 min |
| Jun 12, 3:03 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jun 16, 8:03 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 16, 9:58 PM EDT | Severe Thunderstorm Warning | AKQ | 47 min |
| Jun 16, 10:22 PM EDT | Severe Thunderstorm Warning | AKQ | 23 min |
| Jun 16, 10:28 PM EDT | Severe Thunderstorm Warning | AKQ | 62 min |
| Jun 16, 10:46 PM EDT | Severe Thunderstorm Warning | AKQ | 44 min |
| Jun 17, 3:30 PM EDT | Coastal Flood Statement | AKQ | 9 hr |
| Jun 18, 5:02 PM EDT | Coastal Flood Statement | AKQ | 9 hr |
| Jun 23, 7:38 AM EDT | Severe Thunderstorm Warning | AKQ | 52 min |
| Jun 24, 12:57 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Jun 26, 10:48 AM EDT | Coastal Flood Statement | AKQ | 12 hr |
| Jun 30, 9:28 PM EDT | Special Weather Statement | AKQ | 47 min |
| Jul 1, 1:37 PM EDT | Special Weather Statement | AKQ | 53 min |
| Jul 1, 10:38 PM EDT | Special Weather Statement | AKQ | 22 min |
| Jul 1, 10:54 PM EDT | Special Weather Statement | AKQ | 36 min |
| Jul 7, 7:48 PM EDT | Special Weather Statement | AKQ | 42 min |
| Jul 7, 9:45 PM EDT | Special Weather Statement | AKQ | 45 min |
| Jul 7, 10:38 PM EDT | Special Weather Statement | AKQ | 52 min |
| Jul 13, 4:03 PM EDT | Heat Advisory | AKQ | 28 hr |
| Jul 15, 4:21 PM EDT | Special Weather Statement | AKQ | 39 min |
| Jul 15, 9:39 PM EDT | Special Weather Statement | AKQ | 51 min |
| Jul 15, 10:25 PM EDT | Special Weather Statement | AKQ | 65 min |
| Jul 16, 8:21 PM EDT | Special Weather Statement | AKQ | 39 min |
| Jul 16, 9:25 PM EDT | Special Weather Statement | AKQ | 65 min |
| Jul 18, 6:22 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 18, 11:49 PM EDT | Special Weather Statement | AKQ | 41 min |
| Jul 19, 12:18 AM EDT | Special Weather Statement | AKQ | 42 min |
| Jul 19, 3:01 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Jul 19, 3:32 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 19, 6:17 PM EDT | Special Weather Statement | AKQ | 58 min |
| Jul 19, 6:17 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Jul 19, 6:48 PM EDT | Special Weather Statement | AKQ | 42 min |
| Jul 23, 3:17 PM EDT | Heat Advisory | AKQ | 29 hr |
| Jul 24, 3:01 PM EDT | Heat Advisory | AKQ | 29 hr |
| Jul 25, 4:07 PM EDT | Heat Advisory | AKQ | 28 hr |
| Jul 26, 7:55 PM EDT | Heat Advisory | AKQ | 24 hr |
| Jul 27, 4:20 PM EDT | Heat Advisory | AKQ | 28 hr |
| Jul 28, 2:57 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 28, 10:40 PM EDT | Severe Thunderstorm Warning | AKQ | 50 min |
| Jul 28, 10:46 PM EDT | Mesoscale Discussion | SPC | 89 min |
| Jul 30, 12:11 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Jul 31, 8:15 PM EDT | Special Weather Statement | AKQ | 30 min |
| Aug 2, 12:05 PM EDT | Special Weather Statement | AKQ | 40 min |
| Aug 6, 1:46 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 9, 6:28 AM EDT | Special Weather Statement | AKQ | 32 min |
| Aug 12, 3:06 PM EDT | Heat Advisory | AKQ | 53 hr |
| Aug 15, 3:29 AM EDT | Heat Advisory | AKQ | 16 hr |
| Aug 15, 3:32 PM EDT | Heat Advisory | AKQ | 27 hr |
| Aug 15, 5:10 PM EDT | Special Weather Statement | AKQ | 35 min |
| Aug 17, 4:26 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Aug 21, 1:31 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Sep 1, 2:53 PM EDT | Flash Flood Watch | AKQ | 48 hr |
| Sep 1, 5:02 PM EDT | Tropical Storm Watch | AKQ | 19 hr |
| Sep 2, 11:55 AM EDT | Tropical Storm Warning | AKQ | 53 hr |
| Sep 4, 9:04 AM EDT | Coastal Flood Advisory | AKQ | 59 hr |
| Sep 7, 3:06 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 15, 5:24 PM EDT | Coastal Flood Advisory | AKQ | 8 hr |
| Sep 16, 6:15 AM EDT | Coastal Flood Statement | AKQ | 20 hr |
| Sep 16, 5:59 PM EDT | Coastal Flood Advisory | AKQ | 10 hr |
| Sep 17, 5:00 AM EDT | Coastal Flood Statement | AKQ | 24 hr |
| Sep 19, 1:46 PM EDT | Special Weather Statement | AKQ | 44 min |
| Sep 21, 5:59 AM EDT | Coastal Flood Advisory | AKQ | 13 hr |
| Sep 28, 12:09 PM EDT | Mesoscale Discussion | SPC | 66 min |
| Sep 28, 2:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Sep 28, 3:13 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 28, 4:41 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 28, 5:59 PM EDT | Special Weather Statement | AKQ | 46 min |
| Sep 28, 7:02 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Sep 28, 8:37 PM EDT | Special Weather Statement | AKQ | 53 min |
| Sep 28, 9:26 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Sep 28, 9:32 PM EDT | Areal Flood Advisory | AKQ | 118 min |
| Sep 28, 9:45 PM EDT | Special Weather Statement | AKQ | 45 min |
| Sep 28, 11:15 PM EDT | Areal Flood Advisory | AKQ | 2 hr |
| Sep 29, 5:36 AM EDT | Coastal Flood Advisory | AKQ | 3 days |
| Sep 30, 4:13 AM EDT | Coastal Flood Advisory | AKQ | 49 hr |
| Sep 30, 4:19 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Sep 30, 4:37 PM EDT | Special Weather Statement | AKQ | 38 min |
| Sep 30, 5:24 PM EDT | Special Weather Statement | AKQ | 51 min |
| Oct 2, 5:05 AM EDT | Coastal Flood Statement | AKQ | 12 hr |
| Oct 2, 4:03 PM EDT | Coastal Flood Statement | AKQ | 53 min |
| Oct 3, 5:35 AM EDT | Coastal Flood Statement | AKQ | 7 hr |
| Oct 4, 4:40 AM EDT | Coastal Flood Statement | AKQ | 11 hr |
| Oct 4, 6:03 PM EDT | Coastal Flood Advisory | AKQ | 72 hr |
| Oct 7, 3:09 AM EDT | Flash Flood Watch | AKQ | 59 hr |
| Oct 7, 3:52 PM EDT | Wind Advisory | AKQ | 52 hr |
| Oct 8, 6:07 AM EDT | Coastal Flood Advisory | AKQ | 50 hr |
| Oct 8, 6:06 PM EDT | Areal Flood Warning | AKQ | 20 hr |
| Oct 13, 7:43 AM EDT | Dense Fog Advisory | AKQ | 2 hr |
| Oct 14, 5:05 AM EDT | Coastal Flood Statement | AKQ | 7 hr |
| Nov 7, 3:29 PM EST | Frost Advisory | AKQ | 17 hr |
| Nov 9, 4:13 PM EST | Special Weather Statement | AKQ | 47 min |
| Nov 11, 2:25 PM EST | Freeze Watch | AKQ | 13 hr |
| Nov 12, 3:43 AM EST | Freeze Warning | AKQ | 28 hr |
| Dec 16, 2:40 PM EST | Freezing Rain Advisory | AKQ | 18 hr |
| Dec 24, 10:30 PM EST | Dense Fog Advisory | AKQ | 8 hr |
| Dec 25, 8:17 AM EST | Dense Fog Advisory | AKQ | 103 min |
| Dec 29, 3:06 PM EST | Special Weather Statement | AKQ | 39 min |
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 | 10 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 5 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 27 |
| Special Weather Statement | 47 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Watch | 2 |
| Areal Flood Advisory | 2 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Freezing Rain Advisory | 1 |
| Winter Weather Advisory | 3 |
| Heat | |
| Heat Advisory | 9 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 3 |
| Frost Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
| Tropical | |
| Tropical Storm Warning | 1 |
| Tropical Storm Watch | 1 |
| Coast and beach | |
| Coastal Flood Watch | 1 |
| Coastal Flood Advisory | 12 |
| Coastal Flood Statement | 13 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20152017
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.