Alert archive / Pennsylvania / Chester County / 2011
Weather alerts in Chester County, Pennsylvania, June 2011
23 weather alerts in June 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 23
- Warnings
- 6
- Watches
- 4
- Advisories
- 2
- Busiest day
- June 9, 20117 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 | Lasted |
|---|---|---|---|
| Jun 1, 12:58 PM EDT | Tornado Watch | SPC | 7 hr |
| Jun 1, 2:42 PM EDT | Severe Thunderstorm Warning | PHI | 52 min |
| Jun 1, 4:55 PM EDT | Severe Thunderstorm Warning | PHI | 26 min |
| Jun 9, 1:45 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Jun 9, 2:34 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 9, 6:24 PM EDT | Severe Thunderstorm Warning | PHI | 66 min |
| Jun 9, 6:44 PM EDT | Severe Thunderstorm Warning | PHI | 61 min |
| Jun 9, 7:17 PM EDT | Mesoscale Discussion | SPC | 58 min |
| Jun 9, 7:27 PM EDT | Severe Thunderstorm Warning | PHI | 48 min |
| Jun 9, 7:42 PM EDT | Severe Thunderstorm Warning | PHI | 33 min |
| Jun 10, 5:28 PM EDT | Mesoscale Discussion | SPC | 92 min |
| Jun 11, 6:17 AM EDT | Special Weather Statement | PHI | 58 min |
| Jun 11, 9:06 PM EDT | Special Weather Statement | PHI | 54 min |
| Jun 11, 9:22 PM EDT | Areal Flood Advisory | PHI | 3 hr |
| Jun 12, 12:39 AM EDT | Special Weather Statement | PHI | 66 min |
| Jun 12, 1:48 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 22, 2:15 AM EDT | Special Weather Statement | PHI | 60 min |
| Jun 22, 3:05 AM EDT | Areal Flood Advisory | PHI | 115 min |
| Jun 22, 2:03 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Jun 23, 10:04 AM EDT | Mesoscale Discussion | SPC | 116 min |
| Jun 24, 11:42 AM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 24, 12:46 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 24, 4:13 PM EDT | Mesoscale Discussion | SPC | 92 min |
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 | 6 |
| Severe Thunderstorm Watch | 3 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 7 |
| Special Weather Statement | 4 |
| Flooding | |
| Areal Flood Advisory | 2 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20102012
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.