Alert archive / Delaware / 2009
Weather alerts in Delaware, August 2009
55 weather alerts in August 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 August 2009. Tap one for its archive.
- Alerts
- 55
- Warnings
- 20
- Watches
- 10
- Advisories
- 13
- Busiest day
- August 2, 200911 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 |
|---|---|---|---|---|
| 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 |
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 | 11 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 3 |
| Mesoscale Discussion | 10 |
| Flooding | |
| Flash Flood Warning | 7 |
| Flash Flood Watch | 5 |
| Flood Watch | 1 |
| Areal Flood Advisory | 10 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 1 |
| Coast and beach | |
| Coastal Flood Advisory | 1 |
| High Surf Advisory | 1 |
| Coastal Flood 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 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.