Alert archive / Pennsylvania / Chester County
Weather alerts in Chester County, Pennsylvania, 1989
13 weather alerts in 1989, 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 1989. Tap one for its archive.
- Alerts
- 13
- Warnings
- 13
- Watches
- 0
- Advisories
- 0
- Busiest month
- June4 alerts
- Busiest day
- July 5, 19892 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 |
|---|---|---|---|
| Mar 18, 2:37 PM EST | Severe Thunderstorm Warning | PHI | 68 min |
| Mar 31, 3:30 PM EST | Severe Thunderstorm Warning | PHI | 60 min |
| May 6, 5:25 AM EDT | Flash Flood Warning | PHI | 4 hr |
| May 16, 1:06 PM EDT | Flash Flood Warning | PHI | 2 hr |
| Jun 15, 6:41 PM EDT | Severe Thunderstorm Warning | PHI | 64 min |
| Jun 22, 4:30 PM EDT | Flash Flood Warning | PHI | 2 hr |
| Jun 23, 11:01 AM EDT | Flash Flood Warning | PHI | 119 min |
| Jun 25, 4:47 PM EDT | Severe Thunderstorm Warning | PHI | 43 min |
| Jul 5, 8:38 AM EDT | Flash Flood Warning | PHI | 3 hr |
| Jul 5, 11:00 AM EDT | Flash Flood Warning | PHI | 5 hr |
| Jul 13, 1:31 PM EDT | Flash Flood Warning | PHI | 119 min |
| Nov 16, 10:04 AM EST | Severe Thunderstorm Warning | PHI | 56 min |
| Nov 20, 8:44 PM EST | Severe Thunderstorm Warning | PHI | 61 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 |
| Flooding | |
| Flash Flood Warning | 7 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive19881990
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.