Alert archive / Pennsylvania / Lancaster County / 2025
Weather alerts in Lancaster County, Pennsylvania, September 2025
10 weather alerts in September 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 10
- Warnings
- 3
- Watches
- 1
- Advisories
- 4
- Busiest day
- September 6, 20253 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 |
|---|---|---|---|
| Sep 4, 10:32 PM EDT | Dense Fog Advisory | CTP | 11 hr |
| Sep 6, 11:56 AM EDT | Mesoscale Discussion | SPC | 94 min |
| Sep 6, 1:13 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 6, 3:30 PM EDT | Severe Thunderstorm Warning | CTP | 45 min |
| Sep 13, 6:08 AM EDT | Dense Fog Advisory | CTP | 3 hr |
| Sep 23, 6:26 PM EDT | Flash Flood Warning | CTP | 2 hr |
| Sep 23, 9:57 PM EDT | Dense Fog Advisory | CTP | 12 hr |
| Sep 25, 3:22 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Sep 25, 4:02 PM EDT | Severe Thunderstorm Warning | CTP | 43 min |
| Sep 25, 11:14 PM EDT | Dense Fog Advisory | CTP | 10 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 | 2 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 2 |
| Flooding | |
| Flash Flood Warning | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20242026
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.