Alert archive / Maryland / Worcester County
Weather alerts in Worcester County, Maryland, 2023
147 weather alerts in 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Worcester County and its neighbors
Each county as a circle sized by its count in 2023. Tap one for its archive.
- Alerts
- 147
- Warnings
- 24
- Watches
- 18
- Advisories
- 37
- Busiest month
- July30 alerts
- Busiest day
- July 29, 20237 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 Worcester County in 2023 had a tornado report inside them.
Worcester County, 2023
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 3 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 15 | 5 | 67% | 2 | 100% | 23 min |
| Flash flood warnings | 1 | 1 | 0% | 2 | 100% | 54 min |
Each office's whole area, 2023
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Wakefield, VA: tornado warnings | 15 | 4 | 73% | 6 | 83% | 10 min |
| NWS Wakefield, VA: severe thunderstorm warnings | 244 | 165 | 32% | 383 | 89% | 21 min |
| NWS Wakefield, VA: flash flood warnings | 83 | 58 | 30% | 106 | 95% | 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 5, 10:49 PM EST | Dense Fog Advisory | AKQ | 6 hr |
| Jan 24, 3:27 PM EST | Wind Advisory | AKQ | 31 hr |
| Jan 25, 3:47 AM EST | High Surf Advisory | AKQ | 17 hr |
| Feb 12, 10:10 AM EST | High Surf Advisory | AKQ | 21 hr |
| Feb 12, 7:25 PM EST | Coastal Flood Statement | AKQ | 10 hr |
| Mar 3, 3:11 AM EST | Wind Advisory | AKQ | 25 hr |
| Mar 11, 3:09 PM EST | Coastal Flood Advisory | AKQ | 6 hr |
| Mar 12, 3:29 PM EDT | Coastal Flood Statement | AKQ | 11 hr |
| Mar 13, 3:46 PM EDT | Wind Advisory | AKQ | 35 hr |
| Mar 31, 11:49 AM EDT | Wind Advisory | AKQ | 36 hr |
| Apr 1, 4:37 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Apr 1, 5:30 PM EDT | Tornado Watch | SPC | 5 hr |
| Apr 1, 8:21 PM EDT | Severe Thunderstorm Warning | AKQ | 54 min |
| Apr 1, 8:35 PM EDT | Tornado Warning | AKQ | 25 min |
| Apr 1, 8:45 PM EDT | Severe Thunderstorm Warning | AKQ | 60 min |
| Apr 6, 2:00 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Apr 6, 2:58 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 6, 4:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Apr 6, 6:08 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 6, 7:41 PM EDT | Severe Thunderstorm Warning | AKQ | 49 min |
| Apr 6, 8:27 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Apr 6, 8:31 PM EDT | Special Weather Statement | AKQ | 29 min |
| Apr 9, 2:53 PM EDT | Frost Advisory | AKQ | 18 hr |
| Apr 17, 3:29 PM EDT | Fire Weather Watch | AKQ | 12 hr |
| Apr 18, 3:20 AM EDT | Red Flag Warning | AKQ | 17 hr |
| Apr 22, 10:07 AM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Apr 22, 2:12 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Apr 22, 5:20 PM EDT | Severe Thunderstorm Warning | AKQ | 40 min |
| Apr 22, 6:11 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Apr 28, 3:57 AM EDT | High Surf Advisory | AKQ | 33 hr |
| May 19, 4:23 PM EDT | Beach Hazards Statement | AKQ | 28 hr |
| May 22, 4:14 PM EDT | Beach Hazards Statement | AKQ | 6 days |
| May 29, 3:59 PM EDT | Beach Hazards Statement | AKQ | 52 hr |
| Jun 2, 3:48 PM EDT | Beach Hazards Statement | AKQ | 28 hr |
| Jun 3, 4:44 AM EDT | Coastal Flood Advisory | AKQ | 49 hr |
| Jun 3, 2:54 PM EDT | Beach Hazards Statement | AKQ | 29 hr |
| Jun 4, 5:27 AM EDT | Coastal Flood Advisory | AKQ | 25 hr |
| Jun 8, 12:08 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 8, 12:59 PM EDT | Special Weather Statement | AKQ | 61 min |
| Jun 8, 1:50 PM EDT | Special Weather Statement | AKQ | 25 min |
| Jun 12, 12:30 PM EDT | Mesoscale Discussion | SPC | 60 min |
| Jun 16, 10:50 AM EDT | Mesoscale Discussion | SPC | 55 min |
| Jun 16, 1:22 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 16, 2:13 PM EDT | Special Weather Statement | AKQ | 47 min |
| Jun 16, 5:24 PM EDT | Severe Thunderstorm Warning | AKQ | 51 min |
| Jun 16, 5:50 PM EDT | Areal Flood Advisory | AKQ | 3 hr |
| Jun 20, 2:49 PM EDT | Beach Hazards Statement | AKQ | 3 days |
| Jun 20, 2:49 PM EDT | High Surf Advisory | AKQ | 47 hr |
| Jun 21, 3:23 AM EDT | Coastal Flood Statement | AKQ | 26 hr |
| Jun 26, 12:36 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 26, 7:41 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 26, 9:13 PM EDT | Mesoscale Discussion | SPC | 62 min |
| Jun 26, 10:10 PM EDT | Special Weather Statement | AKQ | 50 min |
| Jun 26, 11:53 PM EDT | Severe Thunderstorm Warning | AKQ | 52 min |
| Jun 27, 12:02 AM EDT | Mesoscale Discussion | SPC | 118 min |
| Jun 27, 2:43 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 27, 7:37 PM EDT | Special Weather Statement | AKQ | 53 min |
| Jun 27, 8:01 PM EDT | Special Weather Statement | AKQ | 44 min |
| Jul 2, 4:31 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 3, 2:42 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 3, 4:49 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Jul 3, 6:22 PM EDT | Severe Thunderstorm Warning | AKQ | 38 min |
| Jul 6, 6:30 AM EDT | Dense Fog Advisory | AKQ | 3 hr |
| Jul 9, 3:29 AM EDT | Flood Watch | AKQ | 18 hr |
| Jul 9, 12:55 PM EDT | Mesoscale Discussion | SPC | 65 min |
| Jul 9, 1:19 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 9, 4:08 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jul 9, 5:52 PM EDT | Special Weather Statement | AKQ | 38 min |
| Jul 9, 6:42 PM EDT | Special Weather Statement | AKQ | 48 min |
| Jul 16, 6:26 AM EDT | Flood Watch | AKQ | 11 hr |
| Jul 16, 2:47 PM EDT | Areal Flood Advisory | AKQ | 3 hr |
| Jul 16, 3:31 PM EDT | Flash Flood Warning | AKQ | 2 hr |
| Jul 19, 9:44 AM EDT | Special Weather Statement | AKQ | 46 min |
| Jul 20, 3:33 PM EDT | Special Weather Statement | AKQ | 42 min |
| Jul 21, 7:00 AM EDT | Special Weather Statement | AKQ | 75 min |
| Jul 25, 6:15 PM EDT | Special Weather Statement | AKQ | 45 min |
| Jul 26, 2:49 PM EDT | Heat Advisory | AKQ | 3 days |
| Jul 29, 2:47 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Jul 29, 4:24 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 29, 6:20 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Jul 29, 6:32 PM EDT | Severe Thunderstorm Warning | AKQ | 58 min |
| Jul 29, 7:08 PM EDT | Severe Thunderstorm Warning | AKQ | 40 min |
| Jul 29, 7:23 PM EDT | Severe Thunderstorm Warning | AKQ | 52 min |
| Jul 29, 7:37 PM EDT | Special Weather Statement | AKQ | 23 min |
| Jul 29, 8:05 PM EDT | Special Weather Statement | AKQ | 25 min |
| Jul 29, 8:44 PM EDT | Severe Thunderstorm Warning | AKQ | 25 min |
| Jul 31, 2:53 PM EDT | Special Weather Statement | AKQ | 37 min |
| Jul 31, 3:30 PM EDT | Special Weather Statement | AKQ | 30 min |
| Aug 7, 1:20 PM EDT | Tornado Watch | SPC | 11 hr |
| Aug 7, 2:31 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Aug 7, 9:42 PM EDT | Severe Thunderstorm Warning | AKQ | 48 min |
| Aug 7, 10:17 PM EDT | Tornado Warning | AKQ | 28 min |
| Aug 7, 10:27 PM EDT | Severe Thunderstorm Warning | AKQ | 48 min |
| Aug 7, 10:44 PM EDT | Tornado Warning | AKQ | 31 min |
| Aug 7, 10:45 PM EDT | Severe Thunderstorm Warning | AKQ | 45 min |
| Aug 7, 11:22 PM EDT | Special Weather Statement | AKQ | 23 min |
| Aug 7, 11:26 PM EDT | Severe Thunderstorm Warning | AKQ | 26 min |
| Aug 10, 12:39 PM EDT | Special Weather Statement | AKQ | 51 min |
| Aug 14, 8:52 PM EDT | Special Weather Statement | AKQ | 38 min |
| Aug 15, 1:28 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 15, 2:08 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 27, 3:42 PM EDT | Beach Hazards Statement | AKQ | 28 hr |
| Aug 28, 3:40 PM EDT | Beach Hazards Statement | AKQ | 7 days |
| Aug 29, 5:03 AM EDT | Coastal Flood Advisory | AKQ | 17 hr |
| Aug 30, 9:43 PM EDT | Coastal Flood Advisory | AKQ | 41 hr |
| Sep 5, 3:24 AM EDT | Beach Hazards Statement | AKQ | 28 hr |
| Sep 9, 8:02 AM EDT | Special Weather Statement | AKQ | 43 min |
| Sep 9, 6:49 PM EDT | Special Weather Statement | AKQ | 41 min |
| Sep 9, 7:29 PM EDT | Special Weather Statement | AKQ | 46 min |
| Sep 10, 10:47 AM EDT | Special Weather Statement | AKQ | 28 min |
| Sep 11, 7:51 PM EDT | Beach Hazards Statement | AKQ | 24 hr |
| Sep 12, 8:02 PM EDT | Beach Hazards Statement | AKQ | 5 days |
| Sep 13, 3:58 AM EDT | Special Weather Statement | AKQ | 62 min |
| Sep 14, 2:24 AM EDT | High Surf Advisory | AKQ | 47 hr |
| Sep 20, 3:56 PM EDT | Beach Hazards Statement | AKQ | 28 hr |
| Sep 21, 11:19 AM EDT | Tropical Storm Warning | AKQ | 57 hr |
| Sep 21, 3:22 PM EDT | Flood Watch | AKQ | 60 hr |
| Sep 22, 6:29 AM EDT | Coastal Flood Watch | AKQ | 9 hr |
| Sep 22, 3:11 PM EDT | Coastal Flood Warning | AKQ | 61 hr |
| Sep 23, 11:28 AM EDT | Areal Flood Advisory | AKQ | 3 hr |
| Sep 23, 2:19 PM EDT | Areal Flood Advisory | AKQ | 3 hr |
| Sep 23, 5:14 PM EDT | Coastal Flood Advisory | AKQ | 35 hr |
| Sep 23, 8:09 PM EDT | Beach Hazards Statement | AKQ | 24 hr |
| Sep 23, 8:09 PM EDT | High Surf Advisory | AKQ | 7 hr |
| Sep 24, 1:19 PM EDT | Coastal Flood Advisory | AKQ | 7 hr |
| Sep 25, 3:11 PM EDT | Coastal Flood Advisory | AKQ | 58 hr |
| Sep 25, 8:08 PM EDT | Beach Hazards Statement | AKQ | 6 days |
| Sep 26, 3:51 AM EDT | High Surf Advisory | AKQ | 50 hr |
| Sep 28, 2:36 PM EDT | Coastal Flood Statement | AKQ | 7 hr |
| Oct 14, 4:07 AM EDT | Coastal Flood Statement | AKQ | 24 hr |
| Oct 15, 4:02 AM EDT | Coastal Flood Advisory | AKQ | 9 hr |
| Oct 15, 6:53 PM EDT | Coastal Flood Statement | AKQ | 8 hr |
| Oct 16, 4:19 AM EDT | Coastal Flood Statement | AKQ | 15 hr |
| Oct 23, 2:13 PM EDT | Frost Advisory | AKQ | 19 hr |
| Oct 31, 4:36 AM EDT | Freeze Watch | AKQ | 21 hr |
| Nov 1, 2:01 AM EDT | Freeze Warning | AKQ | 32 hr |
| Nov 2, 11:31 AM EDT | Freeze Warning | AKQ | 21 hr |
| Nov 21, 3:53 AM EST | High Surf Advisory | AKQ | 27 hr |
| Dec 2, 8:20 PM EST | Dense Fog Advisory | AKQ | 12 hr |
| Dec 10, 11:28 PM EST | Special Weather Statement | AKQ | 62 min |
| Dec 16, 3:08 AM EST | High Surf Advisory | AKQ | 67 hr |
| Dec 16, 3:10 AM EST | Wind Advisory | AKQ | 60 hr |
| Dec 16, 2:01 PM EST | Flood Watch | AKQ | 40 hr |
| Dec 16, 3:52 PM EST | Coastal Flood Advisory | AKQ | 54 hr |
| Dec 18, 3:08 AM EST | Areal Flood Advisory | AKQ | 3 hr |
| Dec 18, 5:14 AM EST | Areal Flood Advisory | AKQ | 3 hr |
| Dec 18, 10:02 PM EST | High Surf Advisory | AKQ | 7 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 | 15 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 9 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 21 |
| Special Weather Statement | 26 |
| Flooding | |
| Flash Flood Warning | 1 |
| Flood Watch | 4 |
| Areal Flood Advisory | 6 |
| Heat | |
| Heat Advisory | 1 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 1 |
| Frost Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 5 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
| Tropical | |
| Tropical Storm Warning | 1 |
| Coast and beach | |
| Coastal Flood Warning | 1 |
| Coastal Flood Watch | 1 |
| Coastal Flood Advisory | 10 |
| High Surf Advisory | 10 |
| Beach Hazards Statement | 14 |
| Coastal Flood Statement | 7 |
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.