Alert archive / Pennsylvania / Lancaster County / 2011
Weather alerts in Lancaster County, Pennsylvania, August 2011
34 weather alerts in August 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 34
- Warnings
- 10
- Watches
- 4
- Advisories
- 4
- Busiest day
- August 21, 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 |
|---|---|---|---|
| Jul 31, 9:43 PM EDT | Special Weather Statement | CTP | 62 min |
| Aug 1, 3:22 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Aug 1, 4:20 PM EDT | Severe Thunderstorm Warning | CTP | 25 min |
| Aug 1, 6:20 PM EDT | Severe Thunderstorm Warning | CTP | 55 min |
| Aug 9, 3:05 PM EDT | Mesoscale Discussion | SPC | 55 min |
| Aug 9, 3:54 PM EDT | Special Weather Statement | CTP | 66 min |
| Aug 9, 4:16 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 9, 4:57 PM EDT | Special Weather Statement | CTP | 48 min |
| Aug 13, 2:07 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Aug 13, 3:58 PM EDT | Areal Flood Advisory | CTP | 3 hr |
| Aug 18, 3:52 AM EDT | Special Weather Statement | CTP | 53 min |
| Aug 18, 5:11 PM EDT | Special Weather Statement | CTP | 49 min |
| Aug 18, 6:24 PM EDT | Special Weather Statement | CTP | 21 min |
| Aug 18, 6:56 PM EDT | Special Weather Statement | CTP | 19 min |
| Aug 19, 12:43 PM EDT | Mesoscale Discussion | SPC | 62 min |
| Aug 19, 1:04 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 19, 4:14 PM EDT | Severe Thunderstorm Warning | CTP | 61 min |
| Aug 19, 4:48 PM EDT | Severe Thunderstorm Warning | CTP | 72 min |
| Aug 19, 5:26 PM EDT | Severe Thunderstorm Warning | CTP | 34 min |
| Aug 20, 4:15 AM EDT | Dense Fog Advisory | CTP | 7 hr |
| Aug 21, 11:54 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 21, 12:52 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 21, 2:35 PM EDT | Special Weather Statement | CTP | 70 min |
| Aug 21, 3:25 PM EDT | Special Weather Statement | CTP | 50 min |
| Aug 21, 3:28 PM EDT | Severe Thunderstorm Warning | CTP | 62 min |
| Aug 21, 4:29 PM EDT | Severe Thunderstorm Warning | CTP | 44 min |
| Aug 21, 7:12 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Aug 25, 7:09 AM EDT | Special Weather Statement | CTP | 36 min |
| Aug 26, 5:34 AM EDT | Flash Flood Watch | CTP | 54 hr |
| Aug 27, 4:15 AM EDT | Wind Advisory | CTP | 37 hr |
| Aug 27, 11:23 AM EDT | River Flood Warning | CTP | 37 hr |
| Aug 28, 2:37 AM EDT | Areal Flood Warning | CTP | 8 hr |
| Aug 28, 9:20 AM EDT | Areal Flood Advisory | CTP | 3 hr |
| Aug 28, 12:39 PM EDT | Areal Flood Warning | CTP | 5 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 | 7 |
| Severe Thunderstorm Watch | 3 |
| Mesoscale Discussion | 6 |
| Special Weather Statement | 10 |
| Flooding | |
| Areal Flood Warning | 2 |
| River Flood Warning | 1 |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
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.