Alert archive / Virginia / Northampton County
Weather alerts in Northampton County, Virginia, 2019
165 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Northampton County and its neighbors
Each county as a circle sized by its count in 2019. Tap one for its archive.
- Alerts
- 165
- Warnings
- 26
- Watches
- 18
- Advisories
- 27
- Busiest month
- September28 alerts
- Busiest day
- April 26, 20197 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 Northampton County in 2019 had a tornado report inside them.
Northampton County, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 17 | 10 | 41% | 8 | 88% | 22 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Wakefield, VA: tornado warnings | 59 | 15 | 75% | 28 | 82% | 13 min |
| NWS Wakefield, VA: severe thunderstorm warnings | 327 | 237 | 28% | 509 | 86% | 20 min |
| NWS Wakefield, VA: flash flood warnings | 18 | 13 | 28% | 33 | 82% | 92 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 12, 3:46 AM EST | Winter Weather Advisory | AKQ | 48 hr |
| Jan 13, 5:21 PM EST | High Surf Advisory | AKQ | 26 hr |
| Jan 19, 3:27 PM EST | Wind Advisory | AKQ | 34 hr |
| Jan 20, 8:01 AM EST | Coastal Flood Advisory | AKQ | 8 hr |
| Jan 30, 3:46 AM EST | Wind Advisory | AKQ | 14 hr |
| Feb 24, 3:54 AM EST | Wind Advisory | AKQ | 36 hr |
| Mar 19, 10:03 AM EDT | Special Weather Statement | AKQ | 12 min |
| Mar 22, 1:29 AM EDT | Coastal Flood Advisory | AKQ | 3 hr |
| Mar 22, 6:31 PM EDT | Special Weather Statement | AKQ | 59 min |
| Mar 25, 10:17 AM EDT | Wind Advisory | AKQ | 33 hr |
| Apr 7, 12:02 AM EDT | Dense Fog Advisory | AKQ | 9 hr |
| Apr 8, 5:23 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Apr 8, 5:43 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 8, 7:56 PM EDT | Special Weather Statement | AKQ | 64 min |
| Apr 15, 12:41 AM EDT | Tornado Watch | SPC | 5 hr |
| Apr 15, 2:30 AM EDT | Mesoscale Discussion | SPC | 60 min |
| Apr 15, 3:51 AM EDT | Severe Thunderstorm Warning | AKQ | 39 min |
| Apr 19, 8:26 AM EDT | Flash Flood Watch | AKQ | 20 hr |
| Apr 19, 1:17 PM EDT | Tornado Watch | SPC | 11 hr |
| Apr 19, 5:05 PM EDT | Special Weather Statement | AKQ | 40 min |
| Apr 19, 8:53 PM EDT | Severe Thunderstorm Warning | AKQ | 67 min |
| Apr 19, 9:55 PM EDT | Special Weather Statement | AKQ | 65 min |
| Apr 19, 10:47 PM EDT | Special Weather Statement | AKQ | 58 min |
| Apr 25, 3:16 AM EDT | Special Weather Statement | AKQ | 29 min |
| Apr 26, 11:37 AM EDT | Mesoscale Discussion | SPC | 113 min |
| Apr 26, 12:45 PM EDT | Severe Thunderstorm Warning | AKQ | 30 min |
| Apr 26, 1:33 PM EDT | Tornado Watch | SPC | 6 hr |
| Apr 26, 4:09 PM EDT | Severe Thunderstorm Warning | AKQ | 51 min |
| Apr 26, 4:21 PM EDT | Tornado Warning | AKQ | 24 min |
| Apr 26, 4:26 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Apr 26, 5:05 PM EDT | Special Weather Statement | AKQ | 40 min |
| May 5, 2:33 PM EDT | Mesoscale Discussion | SPC | 117 min |
| May 6, 6:22 PM EDT | Coastal Flood Statement | AKQ | 14 hr |
| May 11, 10:23 PM EDT | Special Weather Statement | AKQ | 52 min |
| May 12, 6:23 PM EDT | Coastal Flood Statement | AKQ | 17 hr |
| May 13, 5:04 AM EDT | Beach Hazards Statement | AKQ | 15 hr |
| May 13, 5:04 AM EDT | Rip Current Statement | AKQ | 15 hr |
| May 13, 10:57 AM EDT | Coastal Flood Advisory | AKQ | 11 hr |
| May 14, 3:52 AM EDT | Coastal Flood Statement | AKQ | 10 hr |
| May 23, 3:05 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| May 29, 6:22 PM EDT | Mesoscale Discussion | SPC | 83 min |
| May 29, 9:42 PM EDT | Special Weather Statement | AKQ | 48 min |
| May 30, 11:29 PM EDT | Special Weather Statement | AKQ | 61 min |
| May 30, 11:41 PM EDT | Severe Thunderstorm Warning | AKQ | 49 min |
| Jun 1, 7:27 AM EDT | Special Weather Statement | AKQ | 33 min |
| Jun 2, 11:26 PM EDT | Special Weather Statement | AKQ | 49 min |
| Jun 3, 12:32 AM EDT | Severe Thunderstorm Warning | AKQ | 28 min |
| Jun 3, 1:20 AM EDT | Special Weather Statement | AKQ | 40 min |
| Jun 3, 1:53 AM EDT | Special Weather Statement | AKQ | 52 min |
| Jun 5, 2:33 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 5, 5:14 PM EDT | Severe Thunderstorm Warning | AKQ | 46 min |
| Jun 5, 5:33 PM EDT | Mesoscale Discussion | SPC | 57 min |
| Jun 5, 5:58 PM EDT | Severe Thunderstorm Warning | AKQ | 62 min |
| Jun 5, 6:09 PM EDT | Severe Thunderstorm Warning | AKQ | 40 min |
| Jun 8, 8:17 PM EDT | Beach Hazards Statement | AKQ | 24 hr |
| Jun 8, 8:17 PM EDT | Rip Current Statement | AKQ | 24 hr |
| Jun 10, 3:28 PM EDT | Special Weather Statement | AKQ | 47 min |
| Jun 10, 3:59 PM EDT | Special Weather Statement | AKQ | 46 min |
| Jun 17, 7:59 PM EDT | Special Weather Statement | AKQ | 46 min |
| Jun 17, 8:07 PM EDT | Severe Thunderstorm Warning | AKQ | 38 min |
| Jun 18, 3:19 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Jun 18, 6:04 PM EDT | Special Weather Statement | AKQ | 56 min |
| Jun 18, 6:25 PM EDT | Severe Thunderstorm Warning | AKQ | 37 min |
| Jul 2, 5:03 PM EDT | Coastal Flood Statement | AKQ | 14 hr |
| Jul 7, 2:52 AM EDT | Special Weather Statement | AKQ | 68 min |
| Jul 8, 2:39 PM EDT | Special Weather Statement | AKQ | 66 min |
| Jul 11, 5:59 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 11, 8:46 PM EDT | Special Weather Statement | AKQ | 44 min |
| Jul 16, 2:46 PM EDT | Heat Advisory | AKQ | 52 hr |
| Jul 17, 9:20 PM EDT | Severe Thunderstorm Warning | AKQ | 40 min |
| Jul 17, 9:59 PM EDT | Severe Thunderstorm Warning | AKQ | 46 min |
| Jul 17, 11:19 PM EDT | Special Weather Statement | AKQ | 41 min |
| Jul 17, 11:29 PM EDT | Severe Thunderstorm Warning | AKQ | 46 min |
| Jul 18, 3:25 PM EDT | Excessive Heat Warning | AKQ | 3 days |
| Jul 18, 3:25 PM EDT | Heat Advisory | AKQ | 29 hr |
| Jul 18, 10:17 PM EDT | Special Weather Statement | AKQ | 58 min |
| Jul 19, 3:15 AM EDT | Excessive Heat Watch | AKQ | 12 hr |
| Jul 21, 3:08 PM EDT | Heat Advisory | AKQ | 28 hr |
| Jul 23, 12:12 AM EDT | Special Weather Statement | AKQ | 48 min |
| Jul 23, 9:48 AM EDT | Flash Flood Watch | AKQ | 12 hr |
| Aug 7, 1:53 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 7, 3:25 PM EDT | Mesoscale Discussion | SPC | 65 min |
| Aug 7, 3:56 PM EDT | Severe Thunderstorm Warning | AKQ | 64 min |
| Aug 9, 2:25 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Aug 9, 5:56 PM EDT | Severe Thunderstorm Warning | AKQ | 38 min |
| Aug 13, 2:02 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 13, 5:24 PM EDT | Special Weather Statement | AKQ | 51 min |
| Aug 21, 2:05 PM EDT | Special Weather Statement | AKQ | 55 min |
| Aug 23, 2:14 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 23, 3:24 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 23, 5:38 PM EDT | Special Weather Statement | AKQ | 37 min |
| Aug 23, 6:20 PM EDT | Tornado Warning | AKQ | 25 min |
| Aug 25, 4:55 PM EDT | Beach Hazards Statement | AKQ | 27 hr |
| Aug 25, 4:55 PM EDT | Rip Current Statement | AKQ | 27 hr |
| Aug 26, 12:03 PM EDT | Coastal Flood Advisory | AKQ | 26 hr |
| Aug 26, 8:12 PM EDT | Beach Hazards Statement | AKQ | 72 hr |
| Aug 26, 8:12 PM EDT | Rip Current Statement | AKQ | 72 hr |
| Aug 27, 3:59 AM EDT | Coastal Flood Statement | AKQ | 10 hr |
| Aug 27, 5:09 PM EDT | Coastal Flood Statement | AKQ | 6 hr |
| Aug 28, 5:01 PM EDT | Coastal Flood Statement | AKQ | 10 hr |
| Aug 29, 5:34 PM EDT | Coastal Flood Statement | AKQ | 10 hr |
| Sep 1, 5:11 PM EDT | Beach Hazards Statement | AKQ | 3 days |
| Sep 1, 5:11 PM EDT | Rip Current Statement | AKQ | 3 days |
| Sep 3, 5:17 PM EDT | Tropical Storm Watch | AKQ | 42 hr |
| Sep 4, 3:00 PM EDT | Flash Flood Watch | AKQ | 53 hr |
| Sep 4, 3:59 PM EDT | Coastal Flood Watch | AKQ | 55 hr |
| Sep 4, 5:39 PM EDT | Tropical Storm Warning | AKQ | 51 hr |
| Sep 4, 9:57 PM EDT | Beach Hazards Statement | AKQ | 22 hr |
| Sep 5, 9:34 PM EDT | Coastal Flood Warning | AKQ | 26 hr |
| Sep 6, 9:58 AM EDT | Coastal Flood Advisory | AKQ | 38 hr |
| Sep 6, 5:51 PM EDT | Beach Hazards Statement | AKQ | 23 hr |
| Sep 6, 5:51 PM EDT | Rip Current Statement | AKQ | 23 hr |
| Sep 12, 2:02 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Sep 12, 3:47 PM EDT | Beach Hazards Statement | AKQ | 52 hr |
| Sep 12, 3:47 PM EDT | Rip Current Statement | AKQ | 52 hr |
| Sep 13, 2:14 PM EDT | Coastal Flood Advisory | AKQ | 18 hr |
| Sep 14, 10:47 AM EDT | Coastal Flood Statement | AKQ | 5 hr |
| Sep 14, 8:22 PM EDT | Beach Hazards Statement | AKQ | 24 hr |
| Sep 14, 8:22 PM EDT | Rip Current Statement | AKQ | 24 hr |
| Sep 16, 3:35 AM EDT | Dense Fog Advisory | AKQ | 5 hr |
| Sep 16, 4:25 PM EDT | Beach Hazards Statement | AKQ | 5 days |
| Sep 16, 4:25 PM EDT | Rip Current Statement | AKQ | 5 days |
| Sep 17, 3:32 PM EDT | High Surf Advisory | AKQ | 51 hr |
| Sep 18, 5:18 AM EDT | Coastal Flood Statement | AKQ | 24 hr |
| Sep 18, 5:18 AM EDT | Coastal Flood Advisory | AKQ | 42 hr |
| Sep 29, 3:19 PM EDT | Beach Hazards Statement | AKQ | 8 days |
| Sep 29, 3:19 PM EDT | Rip Current Statement | AKQ | 8 days |
| Sep 30, 5:18 AM EDT | Coastal Flood Statement | AKQ | 7 hr |
| Sep 30, 12:20 PM EDT | Coastal Flood Statement | AKQ | 42 hr |
| Oct 1, 9:42 AM EDT | Coastal Flood Statement | AKQ | 7 hr |
| Oct 4, 10:38 AM EDT | Coastal Flood Statement | AKQ | 9 hr |
| Oct 8, 1:05 AM EDT | Beach Hazards Statement | AKQ | 6 days |
| Oct 8, 1:05 AM EDT | Rip Current Statement | AKQ | 6 days |
| Oct 8, 11:28 AM EDT | Coastal Flood Statement | AKQ | 22 hr |
| Oct 8, 4:05 PM EDT | High Surf Advisory | AKQ | 3 days |
| Oct 9, 9:25 AM EDT | Coastal Flood Advisory | AKQ | 5 days |
| Oct 10, 8:20 AM EDT | Coastal Flood Watch | AKQ | 7 hr |
| Oct 10, 2:55 PM EDT | Coastal Flood Warning | AKQ | 71 hr |
| Oct 13, 3:35 PM EDT | Coastal Flood Statement | AKQ | 12 hr |
| Oct 20, 5:28 AM EDT | Coastal Flood Statement | AKQ | 14 hr |
| Oct 20, 9:22 AM EDT | Special Weather Statement | AKQ | 23 min |
| Oct 20, 11:14 AM EDT | Special Weather Statement | AKQ | 46 min |
| Oct 20, 11:59 AM EDT | Special Weather Statement | AKQ | 46 min |
| Oct 21, 4:17 PM EDT | Coastal Flood Statement | AKQ | 4 hr |
| Oct 22, 1:08 PM EDT | Coastal Flood Statement | AKQ | 8 hr |
| Oct 27, 5:43 PM EDT | Coastal Flood Statement | AKQ | 21 hr |
| Oct 28, 9:09 AM EDT | Coastal Flood Advisory | AKQ | 3 hr |
| Oct 29, 5:44 AM EDT | Coastal Flood Statement | AKQ | 7 hr |
| Oct 30, 6:56 AM EDT | Coastal Flood Statement | AKQ | 15 hr |
| Oct 31, 9:02 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Oct 31, 9:58 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 31, 11:07 PM EDT | Special Weather Statement | AKQ | 53 min |
| Nov 1, 1:00 AM EDT | Severe Thunderstorm Warning | AKQ | 18 min |
| Nov 10, 12:14 AM EST | Freeze Warning | AKQ | 9 hr |
| Nov 11, 3:03 PM EST | Freeze Watch | AKQ | 23 hr |
| Nov 12, 2:16 PM EST | Freeze Warning | AKQ | 19 hr |
| Nov 14, 3:10 PM EST | Coastal Flood Watch | AKQ | 24 hr |
| Nov 15, 3:51 AM EST | Wind Advisory | AKQ | 45 hr |
| Nov 15, 5:16 AM EST | Coastal Flood Warning | AKQ | 62 hr |
| Nov 15, 5:16 AM EST | High Surf Advisory | AKQ | 4 days |
| Nov 15, 6:43 PM EST | Coastal Flood Advisory | AKQ | 4 days |
| Nov 18, 6:47 PM EST | Coastal Flood Statement | AKQ | 12 hr |
| Nov 19, 9:47 PM EST | Coastal Flood Statement | AKQ | 8 hr |
| Dec 26, 5:23 AM EST | Dense Fog Advisory | AKQ | 4 hr |
| Dec 26, 9:06 AM EST | Dense Fog Advisory | AKQ | 114 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 | 17 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 6 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 15 |
| Special Weather Statement | 32 |
| Flooding | |
| Flash Flood Watch | 3 |
| Winter | |
| Winter Weather Advisory | 1 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 1 |
| Wind and dust | |
| Wind Advisory | 5 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
| Tropical | |
| Tropical Storm Warning | 1 |
| Tropical Storm Watch | 1 |
| Coast and beach | |
| Coastal Flood Warning | 3 |
| Coastal Flood Watch | 3 |
| Coastal Flood Advisory | 10 |
| High Surf Advisory | 4 |
| Beach Hazards Statement | 12 |
| Coastal Flood Statement | 24 |
| Rip Current Statement | 11 |
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.