Weather alerts in Delaware, 2009
294 weather alerts in 2009, 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 2009. Tap one for its archive.
- Alerts
- 294
- Warnings
- 96
- Watches
- 40
- Advisories
- 96
- Busiest month
- June57 alerts
- Busiest day
- August 2, 200911 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 6, 4:39 AM EST | Winter Weather Advisory | PHI | New Castle | 23 hr |
| Jan 7, 8:21 AM EST | Areal Flood Advisory | PHI | Kent, New Castle | 8 hr |
| Jan 9, 3:27 PM EST | Winter Weather Advisory | PHI | New Castle | 37 hr |
| Jan 26, 2:42 AM EST | Winter Storm Watch | PHI | New Castle | 25 hr |
| Jan 27, 3:18 AM EST | Winter Storm Warning | PHI | Kent, New Castle, Sussex | 40 hr |
| Jan 27, 3:18 AM EST | Winter Weather Advisory | PHI | Kent, Sussex | 27 hr |
| Jan 28, 12:31 AM EST | Mesoscale Discussion | SPC | Kent, New Castle | 5 hr |
| Jan 28, 10:01 AM EST | Dense Fog Advisory | PHI | Kent, New Castle, Sussex | 7 hr |
| Feb 2, 2:53 PM EST | Winter Storm Watch | PHI | Kent, New Castle | 13 hr |
| Feb 2, 2:53 PM EST | Winter Weather Advisory | PHI | Kent, New Castle, Sussex | 37 hr |
| Feb 11, 2:50 PM EST | Wind Advisory | PHI | Kent, New Castle, Sussex | 13 hr |
| Feb 11, 10:14 PM EST | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 61 min |
| Feb 12, 3:30 AM EST | High Wind Warning | PHI | Kent, New Castle, Sussex | 16 hr |
| Feb 12, 6:51 PM EST | Wind Advisory | PHI | Kent, New Castle, Sussex | 5 hr |
| Feb 28, 4:10 AM EST | Winter Storm Watch | PHI | Kent, New Castle, Sussex | 23 hr |
| Mar 1, 3:30 AM EST | Winter Storm Warning | PHI | Kent, New Castle, Sussex | 37 hr |
| Mar 1, 4:07 PM EST | Coastal Flood Advisory | PHI | Kent, Sussex | 13 hr |
| Mar 1, 9:09 PM EST | Mesoscale Discussion | SPC | Kent, New Castle | 4 hr |
| Mar 2, 5:38 AM EST | Mesoscale Discussion | SPC | Kent, New Castle | 3 hr |
| Mar 9, 4:12 AM EDT | Wind Advisory | PHI | Kent, New Castle, Sussex | 12 hr |
| Mar 23, 4:23 AM EDT | Red Flag Warning | PHI | Kent, New Castle, Sussex | 19 hr |
| Mar 29, 1:49 PM EDT | Mesoscale Discussion | SPC | New Castle | 116 min |
| Mar 29, 6:11 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 64 min |
| Apr 2, 5:13 AM EDT | Dense Fog Advisory | PHI | New Castle | 4 hr |
| Apr 3, 3:08 PM EDT | Wind Advisory | PHI | Kent, New Castle, Sussex | 29 hr |
| Apr 5, 3:06 PM EDT | Flood Watch | PHI | New Castle | 22 hr |
| Apr 6, 7:10 AM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 50 min |
| Apr 6, 10:51 AM EDT | Severe Thunderstorm Warning | PHI | Sussex | 39 min |
| Apr 15, 2:27 PM EDT | Coastal Flood Advisory | PHI | Sussex | 13 hr |
| Apr 16, 3:01 PM EDT | Frost Advisory | PHI | Kent, New Castle, Sussex | 17 hr |
| Apr 19, 2:36 PM EDT | Flood Watch | PHI | New Castle | 22 hr |
| Apr 20, 10:30 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 32 min |
| Apr 21, 8:13 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 47 min |
| Apr 23, 4:00 AM EDT | Frost Advisory | PHI | Kent, New Castle, Sussex | 28 hr |
| Apr 28, 10:34 AM EDT | Red Flag Warning | PHI | Kent, New Castle, Sussex | 9 hr |
| May 1, 1:03 PM EDT | Mesoscale Discussion | SPC | Kent, Sussex | 117 min |
| May 6, 9:01 PM EDT | Flood Watch | PHI | New Castle | 19 hr |
| May 7, 1:51 AM EDT | Flash Flood Warning | PHI | New Castle | 5 hr |
| May 7, 2:00 AM EDT | River Flood Warning | PHI | New Castle | 3 hr |
| May 7, 1:22 PM EDT | Areal Flood Advisory | PHI | New Castle | 4 hr |
| May 7, 1:33 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 66 min |
| May 9, 6:25 PM EDT | Severe Thunderstorm Watch | SPC | Sussex | 4 hr |
| May 9, 6:54 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 51 min |
| May 9, 7:28 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 32 min |
| May 16, 3:41 AM EDT | Dense Fog Advisory | PHI | New Castle | 5 hr |
| May 25, 5:34 PM EDT | Areal Flood Advisory | PHI | Kent, Sussex | 70 min |
| May 26, 3:40 PM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 10 hr |
| May 28, 4:15 AM EDT | Dense Fog Advisory | PHI | Sussex | 7 hr |
| May 29, 12:20 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 55 min |
| May 29, 1:26 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 8 hr |
| May 29, 4:30 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 60 min |
| May 29, 4:45 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 50 min |
| May 29, 5:32 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 58 min |
| May 29, 6:20 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 55 min |
| May 31, 8:29 AM EDT | Severe Thunderstorm Warning | PHI | Sussex | 17 min |
| Jun 2, 1:31 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 89 min |
| Jun 2, 1:58 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 6 hr |
| Jun 2, 2:53 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 67 min |
| Jun 2, 3:15 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 38 min |
| Jun 2, 4:18 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 87 min |
| Jun 2, 4:39 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 51 min |
| Jun 3, 1:06 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 9 hr |
| Jun 3, 4:06 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 54 min |
| Jun 3, 4:34 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 86 min |
| Jun 3, 6:10 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 65 min |
| Jun 3, 6:21 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 54 min |
| Jun 3, 7:10 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 95 min |
| Jun 4, 2:54 PM EDT | Flood Watch | PHI | New Castle | 29 hr |
| Jun 4, 3:04 PM EDT | Coastal Flood Statement | PHI | Sussex | 31 hr |
| Jun 9, 6:01 AM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 59 min |
| Jun 9, 8:20 AM EDT | Areal Flood Advisory | PHI | New Castle | 3 hr |
| Jun 9, 8:31 AM EDT | Severe Thunderstorm Warning | PHI | Sussex | 59 min |
| Jun 9, 9:09 AM EDT | Areal Flood Advisory | PHI | Kent, Sussex | 3 hr |
| Jun 9, 1:49 PM EDT | Flash Flood Watch | PHI | New Castle | 5 hr |
| Jun 9, 4:19 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 56 min |
| Jun 9, 5:13 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 92 min |
| Jun 9, 6:57 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 39 min |
| Jun 9, 7:05 PM EDT | Mesoscale Discussion | SPC | Sussex | 115 min |
| Jun 11, 4:10 PM EDT | Coastal Flood Statement | PHI | Kent, New Castle, Sussex | 12 hr |
| Jun 11, 5:30 PM EDT | Areal Flood Advisory | PHI | Kent, Sussex | 3 hr |
| Jun 11, 10:01 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 59 min |
| Jun 11, 11:15 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 60 min |
| Jun 13, 2:23 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 67 min |
| Jun 13, 2:27 PM EDT | Areal Flood Advisory | PHI | New Castle | 4 hr |
| Jun 13, 3:02 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 58 min |
| Jun 13, 4:50 PM EDT | Areal Flood Advisory | PHI | Kent | 3 hr |
| Jun 13, 4:52 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 53 min |
| Jun 13, 5:21 PM EDT | Tornado Warning | PHI | Sussex | 54 min |
| Jun 15, 6:17 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 39 min |
| Jun 17, 5:20 AM EDT | Coastal Flood Statement | PHI | Sussex | 14 hr |
| Jun 17, 1:23 PM EDT | Coastal Flood Advisory | PHI | New Castle | 6 hr |
| Jun 18, 11:40 AM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 95 min |
| Jun 18, 2:21 PM EDT | Severe Thunderstorm Watch | SPC | Kent, Sussex | 9 hr |
| Jun 18, 2:53 PM EDT | Coastal Flood Advisory | PHI | New Castle | 9 hr |
| Jun 18, 3:31 PM EDT | Mesoscale Discussion | SPC | Kent | 59 min |
| Jun 18, 7:49 PM EDT | River Flood Warning | PHI | New Castle | 3 hr |
| Jun 20, 3:05 PM EDT | Tornado Watch | SPC | Kent, New Castle, Sussex | 5 hr |
| Jun 20, 4:27 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 53 min |
| Jun 20, 5:01 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 59 min |
| Jun 20, 5:46 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 59 min |
| Jun 20, 6:23 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 27 min |
| Jun 20, 6:55 PM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 5 hr |
| Jun 21, 4:40 AM EDT | Coastal Flood Watch | PHI | Sussex | 11 hr |
| Jun 21, 3:28 PM EDT | Coastal Flood Warning | PHI | Sussex | 33 hr |
| Jun 21, 3:28 PM EDT | Coastal Flood Advisory | PHI | Kent, New Castle | 38 hr |
| Jun 22, 6:07 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 68 min |
| Jun 23, 5:04 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 24 hr |
| Jun 24, 6:00 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 24 hr |
| Jun 26, 2:19 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 56 min |
| Jun 26, 2:42 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 7 hr |
| Jun 26, 7:33 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 57 min |
| Jun 26, 9:11 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 64 min |
| Jul 1, 12:03 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 87 min |
| Jul 12, 12:21 PM EDT | Mesoscale Discussion | SPC | Sussex | 54 min |
| Jul 16, 4:04 PM EDT | Mesoscale Discussion | SPC | New Castle | 86 min |
| Jul 16, 5:11 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 49 min |
| Jul 17, 6:10 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 80 min |
| Jul 17, 6:18 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 57 min |
| Jul 17, 6:25 PM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 113 min |
| Jul 17, 7:33 PM EDT | Areal Flood Advisory | PHI | New Castle | 86 min |
| Jul 20, 11:46 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 12 hr |
| Jul 21, 6:03 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 19 hr |
| Jul 22, 5:37 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 20 hr |
| Jul 23, 4:11 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 23 hr |
| Jul 24, 3:34 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 86 min |
| Jul 24, 6:28 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 62 min |
| Jul 24, 6:46 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 74 min |
| Jul 25, 10:29 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 61 min |
| Jul 26, 1:40 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 2 hr |
| Jul 26, 2:07 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 7 hr |
| Jul 26, 4:16 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 89 min |
| Jul 26, 4:19 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 44 min |
| Jul 26, 7:05 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 70 min |
| Jul 26, 8:21 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 54 min |
| Jul 27, 3:01 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 59 min |
| Jul 27, 4:25 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 54 min |
| Jul 29, 12:49 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 8 hr |
| Jul 29, 1:32 PM EDT | Mesoscale Discussion | SPC | Kent, Sussex | 28 min |
| Jul 29, 5:05 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 55 min |
| Jul 29, 8:36 PM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 101 min |
| Jul 30, 3:30 PM EDT | Flash Flood Watch | PHI | New Castle | 27 hr |
| Jul 31, 12:06 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 84 min |
| Jul 31, 1:18 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 7 hr |
| Jul 31, 3:05 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 85 min |
| Jul 31, 4:03 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 57 min |
| Jul 31, 4:08 PM EDT | Flash Flood Warning | PHI | New Castle | 3 hr |
| Jul 31, 4:12 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle, Sussex | 73 min |
| Jul 31, 4:34 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 86 min |
| Jul 31, 4:36 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 54 min |
| Aug 2, 2:19 AM EDT | Flash Flood Watch | PHI | New Castle | 13 hr |
| Aug 2, 10:01 AM EDT | Mesoscale Discussion | SPC | New Castle | 119 min |
| Aug 2, 10:08 AM EDT | Flash Flood Warning | PHI | New Castle | 9 hr |
| Aug 2, 10:08 AM EDT | Severe Thunderstorm Warning | PHI | New Castle | 67 min |
| Aug 2, 10:24 AM EDT | Severe Thunderstorm Warning | PHI | New Castle | 66 min |
| Aug 2, 10:32 AM EDT | Tornado Warning | PHI | New Castle | 28 min |
| Aug 2, 10:39 AM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 96 min |
| Aug 2, 10:53 AM EDT | Severe Thunderstorm Warning | PHI | New Castle | 67 min |
| Aug 2, 11:33 AM EDT | Mesoscale Discussion | SPC | Sussex | 2 hr |
| Aug 2, 12:13 PM EDT | Areal Flood Advisory | PHI | Kent, Sussex | 3 hr |
| Aug 2, 12:53 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 67 min |
| Aug 8, 1:35 PM EDT | Excessive Heat Watch | PHI | New Castle | 24 hr |
| Aug 9, 11:57 AM EDT | Flash Flood Watch | PHI | New Castle | 11 hr |
| Aug 9, 1:56 PM EDT | Excessive Heat Warning | PHI | New Castle | 30 hr |
| Aug 9, 1:56 PM EDT | Heat Advisory | PHI | Kent, Sussex | 30 hr |
| Aug 9, 2:45 PM EDT | Mesoscale Discussion | SPC | New Castle | 60 min |
| Aug 9, 3:18 PM EDT | Severe Thunderstorm Watch | SPC | New Castle | 5 hr |
| Aug 9, 5:33 PM EDT | Severe Thunderstorm Watch | SPC | Kent, Sussex | 4 hr |
| Aug 9, 5:53 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 82 min |
| Aug 9, 6:03 PM EDT | Areal Flood Advisory | PHI | New Castle | 117 min |
| Aug 9, 6:48 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 72 min |
| Aug 9, 7:11 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 2 hr |
| Aug 9, 7:36 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 69 min |
| Aug 12, 1:01 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 89 min |
| Aug 12, 4:16 PM EDT | Areal Flood Advisory | PHI | Kent | 3 hr |
| Aug 12, 4:39 PM EDT | Flash Flood Warning | PHI | Kent, New Castle | 3 hr |
| Aug 12, 4:55 PM EDT | Flash Flood Warning | PHI | New Castle | 3 hr |
| Aug 12, 5:55 PM EDT | Flash Flood Warning | PHI | New Castle | 100 min |
| Aug 13, 2:58 AM EDT | Areal Flood Advisory | PHI | New Castle | 3 hr |
| Aug 13, 3:36 AM EDT | Flood Watch | PHI | Kent, New Castle, Sussex | 36 min |
| Aug 13, 4:12 AM EDT | Flash Flood Watch | PHI | Kent, New Castle, Sussex | 15 hr |
| Aug 18, 7:22 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 53 min |
| Aug 19, 6:05 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 55 min |
| Aug 20, 3:30 PM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 7 hr |
| Aug 21, 6:11 AM EDT | Coastal Flood Statement | PHI | Sussex | 9 hr |
| Aug 21, 12:36 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 7 hr |
| Aug 21, 2:47 PM EDT | Flash Flood Watch | PHI | Kent, New Castle, Sussex | 35 hr |
| Aug 21, 3:12 PM EDT | High Surf Advisory | PHI | Sussex | 53 hr |
| Aug 21, 3:21 PM EDT | Mesoscale Discussion | SPC | Kent | 84 min |
| Aug 21, 4:13 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 77 min |
| Aug 21, 5:55 PM EDT | Mesoscale Discussion | SPC | Kent, Sussex | 80 min |
| Aug 21, 7:30 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 60 min |
| Aug 22, 1:28 AM EDT | Flash Flood Warning | PHI | Kent, New Castle | 4 hr |
| Aug 22, 2:19 AM EDT | Areal Flood Advisory | PHI | Kent | 6 hr |
| Aug 22, 4:26 AM EDT | Areal Flood Advisory | PHI | Kent, Sussex | 6 hr |
| Aug 22, 5:42 AM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 3 hr |
| Aug 22, 8:12 AM EDT | Areal Flood Advisory | PHI | Kent | 3 hr |
| Aug 22, 6:02 PM EDT | Flash Flood Warning | PHI | Kent, New Castle, Sussex | 4 hr |
| Aug 24, 5:31 AM EDT | Severe Thunderstorm Warning | PHI | Sussex | 30 min |
| Aug 28, 12:24 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 2 hr |
| Aug 28, 2:52 PM EDT | Flash Flood Watch | PHI | New Castle | 14 hr |
| Aug 28, 3:13 PM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 4 hr |
| Aug 28, 3:21 PM EDT | Flash Flood Warning | PHI | Kent | 6 hr |
| Aug 28, 6:49 PM EDT | Areal Flood Advisory | PHI | Kent, Sussex | 5 hr |
| Aug 29, 5:42 AM EDT | Coastal Flood Statement | PHI | Sussex | 14 hr |
| Sep 5, 4:46 AM EDT | Coastal Flood Statement | PHI | Sussex | 15 hr |
| Sep 6, 4:50 AM EDT | Coastal Flood Statement | PHI | Sussex | 15 hr |
| Sep 7, 4:45 AM EDT | Coastal Flood Statement | PHI | Sussex | 15 hr |
| Sep 8, 3:00 PM EDT | Coastal Flood Advisory | PHI | Sussex | 24 hr |
| Sep 9, 4:02 AM EDT | Coastal Flood Watch | PHI | Sussex | 10 hr |
| Sep 9, 4:02 AM EDT | Coastal Flood Statement | PHI | Sussex | 16 hr |
| Sep 9, 2:30 PM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 25 hr |
| Sep 10, 3:30 AM EDT | Wind Advisory | PHI | Sussex | 18 hr |
| Sep 10, 2:50 PM EDT | Flash Flood Watch | PHI | New Castle | 25 hr |
| Sep 10, 3:02 PM EDT | Coastal Flood Statement | PHI | Sussex | 20 hr |
| Sep 11, 3:07 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 12 hr |
| Sep 11, 4:12 AM EDT | Tornado Watch | SPC | Kent, New Castle, Sussex | 8 hr |
| Sep 11, 8:41 AM EDT | Areal Flood Advisory | PHI | New Castle | 3 hr |
| Sep 11, 8:58 AM EDT | Coastal Flood Statement | PHI | Sussex | 35 hr |
| Sep 11, 10:40 AM EDT | River Flood Warning | PHI | New Castle | 5 hr |
| Sep 11, 10:55 AM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 3 hr |
| Sep 15, 2:52 PM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 59 hr |
| Oct 4, 2:24 AM EDT | Dense Fog Advisory | PHI | Kent, New Castle, Sussex | 7 hr |
| Oct 6, 3:19 PM EDT | Wind Advisory | PHI | New Castle | 29 hr |
| Oct 14, 3:58 AM EDT | Coastal Flood Watch | PHI | Kent, Sussex | 65 hr |
| Oct 14, 4:15 AM EDT | High Wind Watch | PHI | Kent, Sussex | 23 hr |
| Oct 14, 2:51 PM EDT | Wind Advisory | PHI | Sussex | 37 hr |
| Oct 15, 10:06 AM EDT | Coastal Flood Advisory | PHI | Kent, Sussex | 13 hr |
| Oct 15, 3:26 PM EDT | Coastal Flood Warning | PHI | Kent, Sussex | 20 hr |
| Oct 16, 4:09 PM EDT | Coastal Flood Warning | PHI | Kent, Sussex | 44 hr |
| Oct 16, 4:09 PM EDT | Coastal Flood Advisory | PHI | New Castle | 36 hr |
| Oct 16, 9:23 PM EDT | Coastal Flood Watch | PHI | Kent, Sussex | 5 hr |
| Oct 18, 9:18 AM EDT | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 30 hr |
| Oct 18, 2:04 PM EDT | Frost Advisory | PHI | New Castle | 19 hr |
| Oct 19, 1:12 PM EDT | Frost Advisory | PHI | Kent, New Castle, Sussex | 18 hr |
| Oct 24, 12:19 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 116 min |
| Oct 24, 4:49 PM EDT | Areal Flood Advisory | PHI | New Castle | 4 hr |
| Oct 24, 6:19 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 26 min |
| Oct 24, 10:05 PM EDT | River Flood Warning | PHI | New Castle | 98 min |
| Oct 28, 7:34 AM EDT | River Flood Warning | PHI | New Castle | 3 hr |
| Oct 30, 3:05 AM EDT | Coastal Flood Statement | PHI | Kent, New Castle, Sussex | 10 hr |
| Oct 31, 3:02 AM EDT | Coastal Flood Advisory | PHI | New Castle | 12 hr |
| Nov 1, 1:35 PM EST | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 22 hr |
| Nov 2, 2:55 PM EST | Freeze Watch | PHI | Kent, New Castle, Sussex | 11 hr |
| Nov 2, 11:33 PM EST | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 15 hr |
| Nov 3, 2:09 AM EST | Frost Advisory | PHI | Kent, New Castle, Sussex | 30 hr |
| Nov 10, 3:26 PM EST | Coastal Flood Watch | PHI | Kent, Sussex | 36 hr |
| Nov 11, 4:20 AM EST | High Surf Advisory | PHI | Sussex | 3 days |
| Nov 11, 9:43 AM EST | High Wind Warning | PHI | Sussex | 42 hr |
| Nov 11, 9:43 AM EST | Wind Advisory | PHI | Kent, Sussex | 53 hr |
| Nov 11, 3:09 PM EST | Coastal Flood Warning | PHI | Kent, New Castle, Sussex | 67 hr |
| Nov 12, 3:00 AM EST | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 3 days |
| Nov 23, 3:48 AM EST | Coastal Flood Advisory | PHI | Kent, Sussex | 11 hr |
| Nov 23, 3:13 PM EST | Coastal Flood Advisory | PHI | Kent, Sussex | 23 hr |
| Nov 27, 3:16 PM EST | Wind Advisory | PHI | Kent, New Castle, Sussex | 24 hr |
| Dec 2, 3:34 AM EST | Coastal Flood Advisory | PHI | Kent, Sussex | 29 hr |
| Dec 2, 3:34 AM EST | High Surf Advisory | PHI | Sussex | 23 hr |
| Dec 2, 3:46 AM EST | Wind Advisory | PHI | Sussex | 24 hr |
| Dec 3, 12:12 AM EST | Mesoscale Discussion | SPC | Kent, Sussex | 93 min |
| Dec 3, 8:49 AM EST | Coastal Flood Advisory | PHI | New Castle | 4 hr |
| Dec 4, 8:44 PM EST | Coastal Flood Advisory | PHI | Sussex | 16 hr |
| Dec 5, 3:25 AM EST | Winter Weather Advisory | PHI | New Castle | 19 hr |
| Dec 8, 2:40 PM EST | Flash Flood Watch | PHI | Kent, New Castle, Sussex | 21 hr |
| Dec 9, 5:04 AM EST | Wind Advisory | PHI | Sussex | 4 hr |
| Dec 9, 5:43 AM EST | River Flood Warning | PHI | New Castle | 9 hr |
| Dec 9, 6:53 AM EST | Areal Flood Warning | PHI | New Castle | 8 hr |
| Dec 9, 7:08 AM EST | Areal Flood Advisory | PHI | Kent, Sussex | 4 hr |
| Dec 9, 7:54 AM EST | River Flood Warning | PHI | New Castle | 8 hr |
| Dec 9, 8:44 AM EST | River Flood Warning | PHI | New Castle | 5 hr |
| Dec 9, 12:00 PM EST | Wind Advisory | PHI | Kent, New Castle, Sussex | 33 hr |
| Dec 9, 2:26 PM EST | Coastal Flood Advisory | PHI | New Castle | 7 hr |
| Dec 9, 2:55 PM EST | Areal Flood Warning | PHI | New Castle | 7 hr |
| Dec 9, 4:55 PM EST | Areal Flood Warning | PHI | Sussex | 6 hr |
| Dec 9, 10:13 PM EST | Areal Flood Warning | PHI | Sussex | 10 hr |
| Dec 10, 7:39 AM EST | Areal Flood Warning | PHI | Sussex | 6 hr |
| Dec 17, 3:30 PM EST | Winter Storm Watch | PHI | Kent, New Castle, Sussex | 22 hr |
| Dec 18, 2:29 AM EST | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 36 hr |
| Dec 18, 4:40 AM EST | Winter Storm Warning | PHI | Kent, New Castle, Sussex | 46 hr |
| Dec 18, 4:40 AM EST | Winter Weather Advisory | PHI | Sussex | 9 hr |
| Dec 18, 4:10 PM EST | Coastal Flood Warning | PHI | Sussex | 22 hr |
| Dec 18, 4:10 PM EST | High Surf Advisory | PHI | Sussex | 34 hr |
| Dec 19, 12:34 AM EST | Mesoscale Discussion | SPC | Kent, New Castle | 5 hr |
| Dec 19, 2:57 AM EST | Wind Advisory | PHI | Kent, Sussex | 17 hr |
| Dec 19, 6:57 AM EST | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 6 hr |
| Dec 19, 12:27 PM EST | Mesoscale Discussion | SPC | Kent, New Castle | 6 hr |
| Dec 19, 2:55 PM EST | Coastal Flood Advisory | PHI | Kent, Sussex | 11 hr |
| Dec 19, 7:25 PM EST | Mesoscale Discussion | SPC | New Castle | 5 hr |
| Dec 20, 3:44 AM EST | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 9 hr |
| Dec 26, 2:34 AM EST | River Flood Warning | PHI | New Castle | 18 hr |
| Dec 26, 7:42 AM EST | Coastal Flood Advisory | PHI | Kent, New Castle, Sussex | 15 hr |
| Dec 26, 10:28 AM EST | Areal Flood Warning | PHI | New Castle | 20 hr |
| Dec 26, 12:37 PM EST | River Flood Warning | PHI | New Castle | 6 hr |
| Dec 26, 3:11 PM EST | River Flood Warning | PHI | New Castle | 3 hr |
| Dec 28, 1:42 PM EST | Wind Advisory | PHI | Kent, New Castle, Sussex | 27 hr |
| Dec 31, 3:22 AM EST | Winter Weather Advisory | PHI | Kent, New Castle | 8 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
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 archive20082010
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.