Alert archive / Delaware / 2023
Weather alerts in Delaware, September 2023
67 weather alerts in September 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in September 2023. Tap one for its archive.
- Alerts
- 67
- Warnings
- 18
- Watches
- 5
- Advisories
- 17
- Busiest day
- September 8, 202314 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 3:34 PM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 11 hr |
| Sep 4, 2:41 PM EDT | Heat Advisory | PHI | New Castle | 3 days |
| Sep 7, 11:58 AM EDT | Mesoscale Discussion | SPC | New Castle | 3 hr |
| Sep 7, 6:18 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 42 min |
| Sep 7, 7:51 PM EDT | Mesoscale Discussion | SPC | New Castle | 84 min |
| Sep 7, 9:14 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 30 min |
| Sep 8, 1:21 PM EDT | Special Weather Statement | PHI | Sussex | 24 min |
| Sep 8, 1:51 PM EDT | Special Weather Statement | PHI | Sussex | 24 min |
| Sep 8, 1:58 PM EDT | Mesoscale Discussion | SPC | Sussex | 92 min |
| Sep 8, 2:05 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 40 min |
| Sep 8, 2:15 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 45 min |
| Sep 8, 2:46 PM EDT | Special Weather Statement | PHI | Kent | 29 min |
| Sep 8, 2:46 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 119 min |
| Sep 8, 2:51 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 39 min |
| Sep 8, 3:11 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 8 hr |
| Sep 8, 3:27 PM EDT | Special Weather Statement | PHI | Kent, New Castle | 33 min |
| Sep 8, 3:31 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 44 min |
| Sep 8, 3:32 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 43 min |
| Sep 8, 6:34 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 86 min |
| Sep 8, 9:48 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 42 min |
| Sep 8, 10:17 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 43 min |
| Sep 8, 10:31 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 59 min |
| Sep 9, 2:08 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 3 hr |
| Sep 9, 3:46 PM EDT | Special Weather Statement | PHI | Sussex | 29 min |
| Sep 9, 4:42 PM EDT | Special Weather Statement | PHI | Kent | 33 min |
| Sep 9, 4:47 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 43 min |
| Sep 9, 5:29 PM EDT | Special Weather Statement | PHI | Kent | 31 min |
| Sep 9, 6:06 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 114 min |
| Sep 9, 8:08 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 2 hr |
| Sep 10, 10:57 AM EDT | Special Weather Statement | PHI | Sussex | 33 min |
| Sep 10, 11:29 AM EDT | Areal Flood Advisory | PHI | Sussex | 76 min |
| Sep 10, 10:00 PM EDT | Areal Flood Advisory | PHI | New Castle | 3 hr |
| Sep 11, 2:59 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 27 min |
| Sep 11, 3:25 PM EDT | Areal Flood Advisory | PHI | Sussex | 111 min |
| Sep 11, 4:55 PM EDT | Areal Flood Advisory | PHI | New Castle | 80 min |
| Sep 11, 5:11 PM EDT | Special Weather Statement | PHI | New Castle | 34 min |
| Sep 11, 5:21 PM EDT | Areal Flood Advisory | PHI | New Castle | 102 min |
| Sep 11, 9:35 PM EDT | Rip Current Statement | PHI | Sussex | 5 days |
| Sep 12, 2:24 PM EDT | Special Weather Statement | PHI | Sussex | 21 min |
| Sep 12, 2:39 PM EDT | Flood Watch | PHI | New Castle | 16 hr |
| Sep 12, 2:43 PM EDT | Special Weather Statement | PHI | Sussex | 32 min |
| Sep 13, 12:43 AM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 92 min |
| Sep 13, 12:49 AM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 26 min |
| Sep 13, 1:15 AM EDT | Special Weather Statement | PHI | New Castle | 30 min |
| Sep 13, 1:45 AM EDT | Severe Thunderstorm Warning | PHI | Kent | 45 min |
| Sep 13, 2:12 AM EDT | Flash Flood Warning | PHI | Kent | 3 hr |
| Sep 13, 2:21 AM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 25 min |
| Sep 13, 2:34 AM EDT | Special Weather Statement | PHI | Kent | 26 min |
| Sep 13, 2:58 AM EDT | Special Weather Statement | PHI | Sussex | 32 min |
| Sep 13, 3:37 AM EDT | Special Weather Statement | PHI | Sussex | 23 min |
| Sep 14, 3:16 AM EDT | High Surf Advisory | PHI | Sussex | 60 hr |
| Sep 20, 10:10 PM EDT | Rip Current Statement | PHI | Sussex | 11 days |
| Sep 21, 9:42 AM EDT | High Wind Watch | PHI | Sussex | 6 hr |
| Sep 21, 2:51 PM EDT | Coastal Flood Watch | PHI | Kent, New Castle, Sussex | 13 hr |
| Sep 21, 3:57 PM EDT | High Wind Warning | PHI | Sussex | 49 hr |
| Sep 21, 3:57 PM EDT | Wind Advisory | PHI | Kent, Sussex | 49 hr |
| Sep 22, 4:01 AM EDT | Coastal Flood Warning | PHI | Kent, Sussex | 40 hr |
| Sep 22, 4:01 AM EDT | Coastal Flood Advisory | PHI | New Castle | 41 hr |
| Sep 22, 6:46 AM EDT | High Surf Advisory | PHI | Sussex | 56 hr |
| Sep 22, 3:52 PM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 58 hr |
| Sep 25, 4:32 AM EDT | Coastal Flood Watch | PHI | Kent, Sussex | 11 hr |
| Sep 25, 3:30 PM EDT | Coastal Flood Warning | PHI | Kent, Sussex | 33 hr |
| Sep 25, 3:30 PM EDT | Coastal Flood Advisory | PHI | New Castle | 36 hr |
| Sep 26, 3:18 AM EDT | High Surf Advisory | PHI | Sussex | 41 hr |
| Sep 27, 3:06 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 25 hr |
| Sep 28, 4:26 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 3 days |
| Sep 30, 5:34 PM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 20 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 | 14 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 10 |
| Special Weather Statement | 15 |
| Flooding | |
| Flash Flood Warning | 1 |
| Flood Watch | 1 |
| Areal Flood Advisory | 5 |
| Heat | |
| Heat Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 1 |
| Coast and beach | |
| Coastal Flood Warning | 2 |
| Coastal Flood Watch | 2 |
| Coastal Flood Advisory | 7 |
| High Surf Advisory | 3 |
| Rip Current Statement | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
Alerts in force nowTornadoes on recordThe 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. Rebuilt daily.