Alert archive / Pennsylvania / Chester County
Weather alerts in Chester County, Pennsylvania, 2001
22 weather alerts in 2001, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Chester County and its neighbors
Each county as a circle sized by its count in 2001. Tap one for its archive.
- Alerts
- 22
- Warnings
- 10
- Watches
- 12
- Advisories
- 0
- Busiest month
- June7 alerts
- Busiest day
- June 22, 20013 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 | Lasted |
|---|---|---|---|
| Apr 9, 2:30 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 9, 7:00 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Apr 9, 8:02 PM EDT | Severe Thunderstorm Warning | PHI | 43 min |
| Apr 9, 8:09 PM EDT | Severe Thunderstorm Warning | PHI | 36 min |
| May 27, 1:15 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 11, 10:22 PM EDT | Severe Thunderstorm Warning | PHI | 53 min |
| Jun 12, 3:30 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 16, 8:15 PM EDT | Flash Flood Warning | PHI | 6 hr |
| Jun 20, 5:30 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 22, 2:00 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 22, 6:48 PM EDT | Flash Flood Warning | PHI | 117 min |
| Jun 22, 7:00 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 1, 12:00 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 1, 4:30 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 1, 5:15 PM EDT | Severe Thunderstorm Warning | PHI | 45 min |
| Jul 10, 1:45 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 10, 12:45 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 12, 6:57 PM EDT | Flash Flood Warning | PHI | 2 hr |
| Aug 12, 9:05 PM EDT | Flash Flood Warning | PHI | 115 min |
| Sep 4, 3:00 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 4, 3:59 PM EDT | Severe Thunderstorm Warning | PHI | 61 min |
| Sep 4, 5:23 PM EDT | Severe Thunderstorm Warning | PHI | 52 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 | 12 |
| Flooding | |
| Flash Flood Warning | 4 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20002002
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.