Weather alerts in Delaware, 2023
411 weather alerts in 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 2023. Tap one for its archive.
- Alerts
- 411
- Warnings
- 132
- Watches
- 33
- Advisories
- 103
- Busiest month
- July121 alerts
- Busiest day
- June 27, 202322 alerts
Over time
By month
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 |
|---|---|---|---|---|
| Jan 5, 6:12 AM EST | Dense Fog Advisory | PHI | New Castle | 3 hr |
| Jan 21, 3:59 PM EST | Coastal Flood Advisory | PHI | Kent, Sussex | 21 hr |
| Jan 22, 3:12 PM EST | Coastal Flood Advisory | PHI | Kent, Sussex | 22 hr |
| Jan 24, 3:12 PM EST | Wind Advisory | PHI | Sussex | 34 hr |
| Feb 6, 3:17 AM EST | Dense Fog Advisory | PHI | Kent, Sussex | 5 hr |
| Feb 17, 12:11 PM EST | Special Weather Statement | PHI | New Castle | 34 min |
| Feb 21, 1:59 PM EST | Special Weather Statement | PHI | New Castle | 31 min |
| Feb 21, 2:21 PM EST | Special Weather Statement | PHI | Kent | 39 min |
| Feb 21, 2:22 PM EST | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 53 min |
| Feb 28, 1:21 AM EST | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 4 hr |
| Mar 3, 3:49 AM EST | Coastal Flood Advisory | PHI | Kent, New Castle | 38 hr |
| Mar 3, 3:49 AM EST | Wind Advisory | PHI | Sussex | 35 hr |
| Mar 3, 3:07 PM EST | Wind Advisory | PHI | Kent, New Castle | 24 hr |
| Mar 11, 5:47 AM EST | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 19 hr |
| Mar 13, 9:26 AM EDT | Coastal Flood Advisory | PHI | Sussex | 21 hr |
| Mar 13, 2:56 PM EDT | Wind Advisory | PHI | Kent, New Castle, Sussex | 32 hr |
| Mar 23, 9:12 PM EDT | Special Weather Statement | PHI | New Castle | 48 min |
| Mar 25, 11:30 AM EDT | Special Weather Statement | PHI | Kent | 45 min |
| Mar 25, 10:50 PM EDT | Special Weather Statement | PHI | Kent | 55 min |
| Mar 25, 11:08 PM EDT | Dense Fog Advisory | PHI | Kent, New Castle | 5 hr |
| Mar 30, 3:29 AM EDT | Frost Advisory | PHI | Kent, Sussex | 29 hr |
| Mar 31, 3:05 PM EDT | Wind Advisory | PHI | Kent, New Castle, Sussex | 35 hr |
| Apr 1, 4:37 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 113 min |
| Apr 1, 5:30 PM EDT | Tornado Watch | SPC | Kent, New Castle, Sussex | 5 hr |
| Apr 1, 5:38 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 37 min |
| Apr 1, 6:01 PM EDT | Tornado Warning | PHI | Kent, Sussex | 29 min |
| Apr 1, 6:22 PM EDT | Tornado Warning | PHI | Sussex | 23 min |
| Apr 1, 6:33 PM EDT | Tornado Warning | PHI | New Castle | 27 min |
| Apr 1, 6:39 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 51 min |
| Apr 1, 6:55 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 95 min |
| Apr 1, 6:58 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 47 min |
| Apr 1, 7:20 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 40 min |
| Apr 1, 7:36 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 39 min |
| Apr 1, 7:50 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 40 min |
| Apr 1, 8:28 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 47 min |
| Apr 2, 11:40 AM EDT | Frost Advisory | PHI | Kent, New Castle, Sussex | 21 hr |
| Apr 6, 2:00 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 90 min |
| Apr 6, 2:58 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 7 hr |
| Apr 6, 4:44 PM EDT | Mesoscale Discussion | SPC | Kent, Sussex | 91 min |
| Apr 6, 6:08 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 2 hr |
| Apr 6, 7:50 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 40 min |
| Apr 6, 8:22 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 38 min |
| Apr 6, 8:27 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 93 min |
| Apr 8, 3:31 AM EDT | Frost Advisory | PHI | Kent, New Castle, Sussex | 29 hr |
| Apr 9, 9:10 AM EDT | Frost Advisory | PHI | New Castle | 24 hr |
| Apr 9, 9:10 AM EDT | Freeze Warning | PHI | Kent, Sussex | 24 hr |
| Apr 15, 12:32 PM EDT | Special Weather Statement | PHI | Kent | 43 min |
| Apr 15, 1:06 PM EDT | Special Weather Statement | PHI | New Castle | 39 min |
| Apr 15, 1:47 PM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 5 hr |
| Apr 15, 7:08 PM EDT | Special Weather Statement | PHI | Sussex | 37 min |
| Apr 16, 3:47 AM EDT | Dense Fog Advisory | PHI | Kent, New Castle, Sussex | 7 hr |
| Apr 18, 3:19 AM EDT | Red Flag Warning | PHI | Kent, New Castle, Sussex | 16 hr |
| Apr 22, 10:07 AM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 10 hr |
| Apr 22, 2:47 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 118 min |
| Apr 22, 4:44 PM EDT | Special Weather Statement | PHI | New Castle | 31 min |
| Apr 22, 5:23 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 52 min |
| Apr 22, 5:41 PM EDT | Special Weather Statement | PHI | Kent | 34 min |
| Apr 22, 6:11 PM EDT | Mesoscale Discussion | SPC | Kent, Sussex | 64 min |
| Apr 28, 11:16 PM EDT | Areal Flood Advisory | PHI | Kent | 5 hr |
| Apr 29, 3:46 PM EDT | Flood Watch | PHI | Kent, New Castle, Sussex | 30 hr |
| Apr 29, 7:31 PM EDT | Coastal Flood Advisory | PHI | Sussex | 44 hr |
| May 24, 8:24 PM EDT | Rip Current Statement | PHI | Sussex | 24 hr |
| May 29, 4:59 AM EDT | Rip Current Statement | PHI | Sussex | 64 hr |
| Jun 2, 5:50 PM EDT | Coastal Flood Watch | PHI | Sussex | 11 hr |
| Jun 2, 5:50 PM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 35 hr |
| Jun 3, 4:57 AM EDT | Rip Current Statement | PHI | Sussex | 17 hr |
| Jun 3, 2:52 PM EDT | Coastal Flood Warning | PHI | Sussex | 11 hr |
| Jun 4, 5:00 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 29 hr |
| Jun 5, 5:58 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 24 hr |
| Jun 6, 5:46 AM EDT | Coastal Flood Advisory | PHI | Sussex | 21 hr |
| Jun 6, 4:01 PM EDT | Special Weather Statement | PHI | Kent | 29 min |
| Jun 6, 4:15 PM EDT | Special Weather Statement | PHI | Kent | 30 min |
| Jun 6, 4:55 PM EDT | Special Weather Statement | PHI | Kent | 35 min |
| Jun 6, 7:00 PM EDT | Special Weather Statement | PHI | New Castle | 30 min |
| Jun 6, 8:48 PM EDT | Special Weather Statement | PHI | Sussex | 27 min |
| Jun 8, 11:17 AM EDT | Special Weather Statement | PHI | Sussex | 28 min |
| Jun 8, 11:43 AM EDT | Special Weather Statement | PHI | Sussex | 32 min |
| Jun 8, 11:52 AM EDT | Special Weather Statement | PHI | Sussex | 53 min |
| Jun 8, 12:02 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 43 min |
| Jun 8, 12:08 PM EDT | Mesoscale Discussion | SPC | Sussex | 3 hr |
| Jun 8, 12:12 PM EDT | Special Weather Statement | PHI | Sussex | 18 min |
| Jun 8, 12:23 PM EDT | Special Weather Statement | PHI | Sussex | 22 min |
| Jun 8, 12:43 PM EDT | Special Weather Statement | PHI | Sussex | 47 min |
| Jun 8, 1:28 PM EDT | Special Weather Statement | PHI | Sussex | 47 min |
| Jun 8, 1:38 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 37 min |
| Jun 12, 12:30 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 60 min |
| Jun 12, 3:13 PM EDT | Special Weather Statement | PHI | New Castle | 32 min |
| Jun 12, 4:00 PM EDT | Areal Flood Advisory | PHI | New Castle | 4 hr |
| Jun 12, 4:28 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jun 12, 5:01 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jun 16, 10:50 AM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 55 min |
| Jun 16, 11:06 AM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 7 hr |
| Jun 16, 11:20 AM EDT | Severe Thunderstorm Warning | PHI | New Castle | 40 min |
| Jun 16, 11:29 AM EDT | Special Weather Statement | PHI | New Castle | 31 min |
| Jun 16, 11:40 AM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 50 min |
| Jun 16, 11:46 AM EDT | Severe Thunderstorm Warning | PHI | New Castle | 59 min |
| Jun 16, 12:28 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 47 min |
| Jun 16, 12:34 PM EDT | Mesoscale Discussion | SPC | Kent, Sussex | 26 min |
| Jun 16, 12:46 PM EDT | Areal Flood Advisory | PHI | New Castle | 3 hr |
| Jun 16, 4:05 PM EDT | Special Weather Statement | PHI | Sussex | 25 min |
| Jun 16, 4:29 PM EDT | Special Weather Statement | PHI | Sussex | 46 min |
| Jun 16, 5:27 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 48 min |
| Jun 16, 5:45 PM EDT | Areal Flood Advisory | PHI | Sussex | 2 hr |
| Jun 20, 5:03 PM EDT | Rip Current Statement | PHI | Sussex | 51 hr |
| Jun 21, 5:04 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 25 hr |
| Jun 21, 5:04 AM EDT | High Surf Advisory | PHI | Sussex | 27 hr |
| Jun 23, 2:08 PM EDT | Special Weather Statement | PHI | Kent | 37 min |
| Jun 23, 2:39 PM EDT | Special Weather Statement | PHI | Kent | 36 min |
| Jun 23, 2:58 PM EDT | Areal Flood Advisory | PHI | New Castle | 83 min |
| Jun 23, 3:50 PM EDT | Areal Flood Advisory | PHI | New Castle | 30 min |
| Jun 23, 4:00 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jun 23, 4:19 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jun 26, 12:36 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 2 hr |
| Jun 26, 1:11 PM EDT | Severe Thunderstorm Watch | SPC | New Castle | 11 hr |
| Jun 26, 5:09 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 25 min |
| Jun 26, 5:59 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 24 min |
| Jun 26, 6:37 PM EDT | Flash Flood Warning | PHI | New Castle | 2 hr |
| Jun 26, 8:03 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 87 min |
| Jun 26, 9:19 PM EDT | Special Weather Statement | PHI | New Castle | 26 min |
| Jun 26, 9:25 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 50 min |
| Jun 26, 9:51 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 54 min |
| Jun 26, 10:01 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jun 26, 10:33 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 42 min |
| Jun 26, 10:46 PM EDT | River Flood Warning | PHI | New Castle | 5 hr |
| Jun 26, 10:50 PM EDT | Mesoscale Discussion | SPC | New Castle | 55 min |
| Jun 26, 10:54 PM EDT | Areal Flood Advisory | PHI | New Castle | 3 hr |
| Jun 26, 11:09 PM EDT | River Flood Warning | PHI | New Castle | 2 hr |
| Jun 27, 2:09 AM EDT | Special Weather Statement | PHI | New Castle | 21 min |
| Jun 27, 2:29 AM EDT | Special Weather Statement | PHI | New Castle | 31 min |
| Jun 27, 2:37 AM EDT | Flash Flood Warning | PHI | New Castle | 3 hr |
| Jun 27, 3:02 AM EDT | Flood Watch | PHI | New Castle | 46 min |
| Jun 27, 3:48 AM EDT | Flood Watch | PHI | New Castle | 17 hr |
| Jun 27, 2:43 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 2 hr |
| Jun 27, 3:05 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 40 min |
| Jun 27, 3:32 PM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 3 hr |
| Jun 27, 3:41 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 22 min |
| Jun 27, 5:08 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 37 min |
| Jun 27, 5:17 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jun 27, 6:18 PM EDT | Special Weather Statement | PHI | Kent | 27 min |
| Jun 27, 8:00 PM EDT | Special Weather Statement | PHI | Sussex | 30 min |
| Jun 27, 8:35 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 25 min |
| Jul 2, 4:31 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 6 hr |
| Jul 2, 7:42 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 93 min |
| Jul 2, 7:57 PM EDT | Tornado Warning | PHI | New Castle | 33 min |
| Jul 2, 8:09 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 51 min |
| Jul 2, 8:52 PM EDT | Areal Flood Advisory | PHI | New Castle | 2 hr |
| Jul 2, 8:57 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 48 min |
| Jul 3, 2:55 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 7 hr |
| Jul 3, 4:49 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 116 min |
| Jul 3, 7:31 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 59 min |
| Jul 3, 7:43 PM EDT | Tornado Warning | PHI | Sussex | 17 min |
| Jul 3, 8:04 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 41 min |
| Jul 3, 8:29 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 91 min |
| Jul 3, 8:31 PM EDT | Areal Flood Advisory | PHI | Kent, Sussex | 3 hr |
| Jul 3, 8:37 PM EDT | Special Weather Statement | PHI | Sussex | 23 min |
| Jul 3, 8:41 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 49 min |
| Jul 3, 9:07 PM EDT | Flash Flood Warning | PHI | New Castle | 5 hr |
| Jul 3, 9:25 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 35 min |
| Jul 3, 10:48 PM EDT | River Flood Warning | PHI | New Castle | 4 hr |
| Jul 4, 8:41 PM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 7 hr |
| Jul 5, 3:21 AM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 24 hr |
| Jul 6, 4:11 AM EDT | Dense Fog Advisory | PHI | Sussex | 4 hr |
| Jul 6, 5:44 PM EDT | Coastal Flood Advisory | PHI | Kent | 10 hr |
| Jul 7, 2:50 PM EDT | Special Weather Statement | PHI | Kent | 55 min |
| Jul 7, 3:27 PM EDT | Special Weather Statement | PHI | Kent | 33 min |
| Jul 7, 3:57 PM EDT | Special Weather Statement | PHI | New Castle | 33 min |
| Jul 7, 4:20 PM EDT | Special Weather Statement | PHI | Sussex | 25 min |
| Jul 7, 4:47 PM EDT | Special Weather Statement | PHI | Sussex | 28 min |
| Jul 8, 2:07 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 23 min |
| Jul 8, 3:17 PM EDT | Flood Watch | PHI | Kent, New Castle, Sussex | 31 hr |
| Jul 8, 3:22 PM EDT | Special Weather Statement | PHI | Sussex | 23 min |
| Jul 9, 10:28 AM EDT | Mesoscale Discussion | SPC | New Castle | 92 min |
| Jul 9, 11:06 AM EDT | Severe Thunderstorm Watch | SPC | New Castle | 9 hr |
| Jul 9, 12:55 PM EDT | Mesoscale Discussion | SPC | Kent, Sussex | 65 min |
| Jul 9, 1:19 PM EDT | Severe Thunderstorm Watch | SPC | Kent, Sussex | 7 hr |
| Jul 9, 1:20 PM EDT | Mesoscale Discussion | SPC | New Castle | 85 min |
| Jul 9, 4:01 PM EDT | Special Weather Statement | PHI | Kent | 29 min |
| Jul 9, 4:08 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 97 min |
| Jul 9, 4:16 PM EDT | Special Weather Statement | PHI | New Castle | 29 min |
| Jul 9, 4:40 PM EDT | Areal Flood Advisory | PHI | New Castle | 29 min |
| Jul 9, 4:40 PM EDT | Special Weather Statement | PHI | Kent | 35 min |
| Jul 9, 4:46 PM EDT | Special Weather Statement | PHI | New Castle | 29 min |
| Jul 9, 4:49 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 41 min |
| Jul 9, 5:01 PM EDT | Special Weather Statement | PHI | Kent, Sussex | 29 min |
| Jul 9, 5:02 PM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 3 hr |
| Jul 9, 5:09 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jul 9, 5:10 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 50 min |
| Jul 9, 5:31 PM EDT | Special Weather Statement | PHI | Sussex | 29 min |
| Jul 14, 2:02 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 2 hr |
| Jul 15, 3:44 AM EDT | Flood Watch | PHI | Kent, New Castle, Sussex | 38 hr |
| Jul 15, 1:48 PM EDT | Special Weather Statement | PHI | New Castle | 27 min |
| Jul 15, 3:40 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 65 min |
| Jul 15, 3:50 PM EDT | Mesoscale Discussion | SPC | New Castle | 2 hr |
| Jul 16, 1:21 AM EDT | Special Weather Statement | PHI | Kent | 24 min |
| Jul 16, 2:47 AM EDT | Special Weather Statement | PHI | New Castle | 28 min |
| Jul 16, 3:09 AM EDT | Special Weather Statement | PHI | Kent | 36 min |
| Jul 16, 3:54 AM EDT | Flash Flood Warning | PHI | Kent, Sussex | 4 hr |
| Jul 16, 7:02 AM EDT | Flash Flood Warning | PHI | Sussex | 108 min |
| Jul 16, 11:08 AM EDT | Flash Flood Warning | PHI | New Castle | 3 hr |
| Jul 16, 12:19 PM EDT | Areal Flood Advisory | PHI | Kent, Sussex | 60 min |
| Jul 16, 1:08 PM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 3 hr |
| Jul 16, 1:19 PM EDT | Flash Flood Warning | PHI | Kent, Sussex | 4 hr |
| Jul 16, 1:42 PM EDT | Special Weather Statement | PHI | Kent | 33 min |
| Jul 16, 1:47 PM EDT | Areal Flood Advisory | PHI | New Castle | 80 min |
| Jul 16, 2:23 PM EDT | Areal Flood Advisory | PHI | Sussex | 71 min |
| Jul 16, 3:34 PM EDT | Flash Flood Warning | PHI | Sussex | 116 min |
| Jul 17, 4:54 AM EDT | Areal Flood Warning | PHI | Sussex | 12 hr |
| Jul 19, 8:07 AM EDT | Special Weather Statement | PHI | Kent | 23 min |
| Jul 19, 8:26 AM EDT | Special Weather Statement | PHI | Kent | 34 min |
| Jul 19, 8:32 AM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 29 min |
| Jul 19, 8:56 AM EDT | Special Weather Statement | PHI | Sussex | 34 min |
| Jul 19, 10:13 AM EDT | Special Weather Statement | PHI | Sussex | 32 min |
| Jul 19, 4:48 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 87 min |
| Jul 20, 2:09 PM EDT | Special Weather Statement | PHI | New Castle | 36 min |
| Jul 20, 2:37 PM EDT | Areal Flood Advisory | PHI | New Castle | 109 min |
| Jul 20, 2:48 PM EDT | Special Weather Statement | PHI | New Castle | 27 min |
| Jul 20, 4:23 PM EDT | Special Weather Statement | PHI | Kent | 37 min |
| Jul 20, 4:27 PM EDT | Special Weather Statement | PHI | Sussex | 48 min |
| Jul 21, 3:13 AM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 5 hr |
| Jul 21, 4:26 AM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 94 min |
| Jul 21, 7:12 AM EDT | Special Weather Statement | PHI | Sussex | 33 min |
| Jul 21, 7:20 AM EDT | Tornado Warning | PHI | Sussex | 25 min |
| Jul 21, 7:43 AM EDT | Special Weather Statement | PHI | Sussex | 32 min |
| Jul 25, 10:58 AM EDT | Mesoscale Discussion | SPC | New Castle | 2 hr |
| Jul 25, 12:13 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 10 hr |
| Jul 25, 12:26 PM EDT | Special Weather Statement | PHI | Kent | 34 min |
| Jul 25, 12:52 PM EDT | Special Weather Statement | PHI | New Castle | 23 min |
| Jul 25, 1:34 PM EDT | Special Weather Statement | PHI | Kent | 26 min |
| Jul 25, 1:38 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jul 25, 2:51 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 39 min |
| Jul 25, 3:21 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 39 min |
| Jul 25, 3:21 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 39 min |
| Jul 25, 3:58 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 30 min |
| Jul 25, 4:01 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 44 min |
| Jul 26, 3:32 AM EDT | Excessive Heat Watch | PHI | New Castle | 23 hr |
| Jul 26, 3:32 AM EDT | Heat Advisory | PHI | Kent, New Castle, Sussex | 4 days |
| Jul 27, 3:01 AM EDT | Excessive Heat Warning | PHI | New Castle | 43 hr |
| Jul 27, 11:40 AM EDT | Mesoscale Discussion | SPC | New Castle | 2 hr |
| Jul 27, 3:07 PM EDT | Heat Advisory | PHI | New Castle | 53 hr |
| Jul 27, 3:18 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle | 5 hr |
| Jul 27, 4:46 PM EDT | Mesoscale Discussion | SPC | New Castle | 89 min |
| Jul 27, 6:07 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 38 min |
| Jul 28, 7:54 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 96 min |
| Jul 28, 8:04 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 41 min |
| Jul 28, 8:33 PM EDT | Special Weather Statement | PHI | New Castle | 42 min |
| Jul 28, 10:07 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 38 min |
| Jul 28, 10:44 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 31 min |
| Jul 28, 11:00 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 60 min |
| Jul 28, 11:33 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 27 min |
| Jul 28, 11:59 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 31 min |
| Jul 29, 12:12 AM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 36 min |
| Jul 29, 1:56 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 64 min |
| Jul 29, 2:48 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 6 hr |
| Jul 29, 4:45 PM EDT | Mesoscale Discussion | SPC | New Castle | 2 hr |
| Jul 29, 4:55 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 50 min |
| Jul 29, 5:00 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 60 min |
| Jul 29, 5:44 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 46 min |
| Jul 29, 6:00 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 75 min |
| Jul 29, 6:18 PM EDT | Tornado Warning | PHI | Sussex | 27 min |
| Jul 29, 6:20 PM EDT | Mesoscale Discussion | SPC | Kent, Sussex | 85 min |
| Jul 29, 6:26 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 49 min |
| Jul 31, 4:08 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 20 hr |
| Aug 1, 3:52 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 22 hr |
| Aug 2, 2:58 AM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 23 hr |
| Aug 7, 2:31 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 59 min |
| Aug 7, 3:13 PM EDT | Tornado Watch | SPC | Kent, New Castle, Sussex | 8 hr |
| Aug 7, 5:01 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 89 min |
| Aug 7, 5:37 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 53 min |
| Aug 7, 5:57 PM EDT | Areal Flood Advisory | PHI | New Castle | 79 min |
| Aug 7, 5:57 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 63 min |
| Aug 7, 6:21 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 69 min |
| Aug 7, 6:29 PM EDT | Areal Flood Advisory | PHI | New Castle | 63 min |
| Aug 7, 6:52 PM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 95 min |
| Aug 7, 6:57 PM EDT | Mesoscale Discussion | SPC | New Castle | 93 min |
| Aug 7, 6:58 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle, Sussex | 62 min |
| Aug 7, 7:56 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 49 min |
| Aug 7, 9:14 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 45 min |
| Aug 12, 12:57 PM EDT | Areal Flood Advisory | PHI | New Castle | 3 hr |
| Aug 12, 4:37 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 38 min |
| Aug 12, 5:38 PM EDT | Mesoscale Discussion | SPC | New Castle | 2 hr |
| Aug 14, 3:40 PM EDT | Flood Watch | PHI | New Castle | 13 hr |
| Aug 14, 6:23 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 29 min |
| Aug 15, 1:28 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 3 hr |
| Aug 15, 2:08 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 6 hr |
| Aug 15, 3:40 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 50 min |
| Aug 15, 4:25 PM EDT | Special Weather Statement | PHI | Kent | 35 min |
| Aug 15, 5:00 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 45 min |
| Aug 15, 6:33 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 27 min |
| Aug 17, 6:46 AM EDT | Dense Fog Advisory | PHI | Sussex | 3 hr |
| Aug 25, 11:31 PM EDT | Special Weather Statement | PHI | Sussex | 44 min |
| Aug 28, 10:26 AM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 13 hr |
| Aug 28, 6:08 PM EDT | Rip Current Statement | PHI | Sussex | 8 days |
| Aug 29, 5:02 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 23 hr |
| Aug 30, 3:50 AM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 21 hr |
| Aug 31, 4:39 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 25 hr |
| 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 |
| Oct 1, 2:07 PM EDT | Coastal Flood Advisory | PHI | Sussex | 4 hr |
| Oct 6, 7:02 PM EDT | Areal Flood Advisory | PHI | New Castle | 3 hr |
| Oct 14, 5:33 AM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 59 hr |
| Oct 15, 2:34 PM EDT | Coastal Flood Advisory | PHI | Kent | 23 hr |
| Oct 20, 3:52 PM EDT | Coastal Flood Advisory | PHI | Sussex | 4 hr |
| Oct 20, 8:54 PM EDT | Areal Flood Advisory | PHI | New Castle | 48 min |
| Oct 23, 3:28 PM EDT | Frost Advisory | PHI | Kent, New Castle, Sussex | 18 hr |
| Oct 28, 4:41 PM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 20 hr |
| Oct 29, 4:46 PM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 21 hr |
| Oct 31, 3:10 AM EDT | Freeze Watch | PHI | Kent, New Castle, Sussex | 24 hr |
| Nov 1, 3:16 AM EDT | Frost Advisory | PHI | Sussex | 31 hr |
| Nov 1, 3:16 AM EDT | Freeze Warning | PHI | Kent, New Castle, Sussex | 31 hr |
| Nov 21, 4:50 AM EST | Coastal Flood Advisory | PHI | Sussex | 44 hr |
| Nov 21, 6:54 PM EST | Wind Advisory | PHI | Sussex | 10 hr |
| Nov 21, 11:34 PM EST | Special Weather Statement | PHI | New Castle | 26 min |
| Nov 22, 12:23 AM EST | Special Weather Statement | PHI | New Castle | 67 min |
| Nov 22, 3:07 AM EST | Areal Flood Advisory | PHI | New Castle | 3 hr |
| Nov 26, 8:35 PM EST | Areal Flood Advisory | PHI | New Castle | 3 hr |
| Dec 2, 5:05 AM EST | Dense Fog Advisory | PHI | New Castle | 5 hr |
| Dec 2, 8:05 PM EST | Dense Fog Advisory | PHI | Kent, New Castle, Sussex | 6 hr |
| Dec 3, 1:19 PM EST | Dense Fog Advisory | PHI | Kent, Sussex | 8 hr |
| Dec 8, 3:26 PM EST | Flood Watch | PHI | Kent, New Castle, Sussex | 66 hr |
| Dec 9, 3:06 AM EST | Dense Fog Advisory | PHI | Kent, New Castle | 8 hr |
| Dec 10, 6:30 PM EST | Special Weather Statement | PHI | Kent | 30 min |
| Dec 10, 7:08 PM EST | Areal Flood Advisory | PHI | New Castle | 4 hr |
| Dec 10, 10:21 PM EST | River Flood Warning | PHI | New Castle | 6 hr |
| Dec 15, 3:36 PM EST | Flood Watch | PHI | Kent, New Castle, Sussex | 69 hr |
| Dec 16, 3:56 AM EST | Wind Advisory | PHI | Sussex | 51 hr |
| Dec 16, 1:58 PM EST | Coastal Flood Watch | PHI | Kent, New Castle | 13 hr |
| Dec 16, 1:58 PM EST | Coastal Flood Advisory | PHI | Sussex | 52 hr |
| Dec 17, 3:06 AM EST | Coastal Flood Warning | PHI | Kent, New Castle | 26 hr |
| Dec 18, 12:48 AM EST | River Flood Warning | PHI | New Castle | 11 hr |
| Dec 18, 1:29 AM EST | Areal Flood Warning | PHI | Kent, Sussex | 11 hr |
| Dec 18, 2:08 AM EST | Areal Flood Warning | PHI | New Castle | 12 hr |
| Dec 18, 2:45 AM EST | Areal Flood Warning | PHI | New Castle | 6 hr |
| Dec 18, 5:22 AM EST | River Flood Warning | PHI | New Castle | 7 hr |
| Dec 18, 5:25 AM EST | River Flood Warning | PHI | New Castle | 8 hr |
| Dec 18, 6:24 AM EST | River Flood Warning | PHI | New Castle | 15 hr |
| Dec 18, 1:46 PM EST | Areal Flood Warning | PHI | Sussex | 13 hr |
| Dec 18, 4:32 PM EST | Areal Flood Warning | PHI | Kent | 25 hr |
| Dec 18, 6:13 PM EST | Coastal Flood Advisory | PHI | Sussex | 10 hr |
| Dec 18, 9:18 PM EST | River Flood Warning | PHI | New Castle | 5 hr |
| Dec 25, 3:20 PM EST | Dense Fog Advisory | PHI | Kent, New Castle, Sussex | 21 hr |
| Dec 27, 11:38 AM EST | Flood Watch | PHI | New Castle | 22 hr |
| Dec 27, 9:12 PM EST | Areal Flood Warning | PHI | New Castle | 8 hr |
| Dec 27, 10:25 PM EST | River Flood Warning | PHI | New Castle | 7 hr |
| Dec 27, 10:38 PM EST | River Flood Warning | PHI | New Castle | 8 hr |
| Dec 28, 1:34 AM EST | River Flood Warning | PHI | New Castle | 3 hr |
| Dec 28, 2:33 AM EST | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 39 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 | 80 |
| Tornado Warning | 7 |
| Severe Thunderstorm Watch | 14 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 50 |
| Special Weather Statement | 86 |
| Flooding | |
| Areal Flood Warning | 7 |
| Flash Flood Warning | 17 |
| River Flood Warning | 12 |
| Flood Watch | 10 |
| Areal Flood Advisory | 32 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 1 |
| Frost Advisory | 6 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 8 |
| Fire | |
| Red Flag Warning | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 11 |
| Coast and beach | |
| Coastal Flood Warning | 4 |
| Coastal Flood Watch | 4 |
| Coastal Flood Advisory | 39 |
| High Surf Advisory | 4 |
| Rip Current Statement | 7 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
The busiest days
Days with the most alerts issued, by UTC date.
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.