Alert archive / Pennsylvania / Lancaster County / 2021
Weather alerts in Lancaster County, Pennsylvania, August 2021
66 weather alerts in August 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 66
- Warnings
- 27
- Watches
- 7
- Advisories
- 14
- Busiest day
- August 11, 202110 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 |
|---|---|---|---|
| Aug 1, 7:34 PM EDT | Special Weather Statement | CTP | 56 min |
| Aug 10, 12:55 PM EDT | Heat Advisory | CTP | 30 hr |
| Aug 10, 12:55 PM EDT | Heat Advisory | CTP | 54 hr |
| Aug 10, 2:30 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 10, 6:12 PM EDT | Special Weather Statement | CTP | 63 min |
| Aug 10, 6:17 PM EDT | Severe Thunderstorm Warning | CTP | 73 min |
| Aug 10, 6:29 PM EDT | Severe Thunderstorm Warning | CTP | 58 min |
| Aug 10, 7:00 PM EDT | Severe Thunderstorm Warning | CTP | 75 min |
| Aug 10, 7:33 PM EDT | Areal Flood Advisory | CTP | 2 hr |
| Aug 11, 3:38 AM EDT | Excessive Heat Warning | CTP | 39 hr |
| Aug 11, 2:03 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Aug 11, 2:32 PM EDT | Severe Thunderstorm Warning | CTP | 58 min |
| Aug 11, 3:02 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 11, 5:14 PM EDT | Severe Thunderstorm Warning | CTP | 46 min |
| Aug 11, 5:44 PM EDT | Areal Flood Advisory | CTP | 2 hr |
| Aug 11, 5:47 PM EDT | Special Weather Statement | CTP | 58 min |
| Aug 11, 5:54 PM EDT | Severe Thunderstorm Warning | CTP | 51 min |
| Aug 11, 5:58 PM EDT | Severe Thunderstorm Warning | CTP | 47 min |
| Aug 11, 6:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Aug 12, 3:33 AM EDT | Excessive Heat Warning | CTP | 39 hr |
| Aug 12, 10:08 PM EDT | Mesoscale Discussion | SPC | 67 min |
| Aug 12, 11:10 PM EDT | Severe Thunderstorm Warning | CTP | 34 min |
| Aug 13, 12:33 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Aug 13, 1:11 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 13, 4:07 PM EDT | Severe Thunderstorm Warning | CTP | 53 min |
| Aug 17, 2:13 PM EDT | Flash Flood Watch | CTP | 34 hr |
| Aug 18, 10:58 AM EDT | Mesoscale Discussion | SPC | 92 min |
| Aug 18, 11:37 AM EDT | Tornado Watch | SPC | 11 hr |
| Aug 18, 3:29 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Aug 18, 3:36 PM EDT | Severe Thunderstorm Warning | CTP | 24 min |
| Aug 18, 4:57 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Aug 18, 5:35 PM EDT | Special Weather Statement | CTP | 25 min |
| Aug 18, 6:13 PM EDT | Severe Thunderstorm Warning | CTP | 47 min |
| Aug 18, 6:47 PM EDT | Severe Thunderstorm Warning | CTP | 43 min |
| Aug 18, 7:30 PM EDT | Severe Thunderstorm Warning | CTP | 45 min |
| Aug 18, 7:40 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Aug 18, 8:08 PM EDT | Severe Thunderstorm Warning | CTP | 37 min |
| Aug 18, 8:27 PM EDT | Areal Flood Advisory | CTP | 3 hr |
| Aug 18, 8:45 PM EDT | Special Weather Statement | CTP | 45 min |
| Aug 18, 9:11 PM EDT | Flash Flood Warning | CTP | 108 min |
| Aug 18, 9:21 PM EDT | Severe Thunderstorm Warning | CTP | 39 min |
| Aug 18, 10:28 PM EDT | Severe Thunderstorm Warning | CTP | 47 min |
| Aug 18, 10:34 PM EDT | Areal Flood Warning | CTP | 11 min |
| Aug 18, 10:48 PM EDT | Areal Flood Warning | CTP | 2 hr |
| Aug 18, 10:53 PM EDT | Areal Flood Advisory | CTP | 3 hr |
| Aug 18, 10:59 PM EDT | Areal Flood Warning | CTP | 2 hr |
| Aug 22, 12:26 AM EDT | Areal Flood Advisory | CTP | 2 hr |
| Aug 22, 5:01 AM EDT | Flood Watch | CTP | 24 hr |
| Aug 22, 5:47 AM EDT | Areal Flood Advisory | CTP | 118 min |
| Aug 22, 8:55 AM EDT | Areal Flood Advisory | CTP | 2 hr |
| Aug 22, 10:19 AM EDT | Areal Flood Advisory | CTP | 2 hr |
| Aug 22, 2:11 PM EDT | Areal Flood Advisory | CTP | 2 hr |
| Aug 22, 2:35 PM EDT | Flash Flood Warning | CTP | 2 hr |
| Aug 23, 5:25 PM EDT | Special Weather Statement | CTP | 35 min |
| Aug 23, 6:12 PM EDT | Special Weather Statement | CTP | 33 min |
| Aug 23, 6:48 PM EDT | Special Weather Statement | CTP | 27 min |
| Aug 27, 4:40 AM EDT | Flash Flood Watch | CTP | 17 hr |
| Aug 27, 1:41 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 27, 4:50 PM EDT | Areal Flood Advisory | CTP | 115 min |
| Aug 27, 5:11 PM EDT | Special Weather Statement | CTP | 49 min |
| Aug 27, 5:16 PM EDT | Severe Thunderstorm Warning | CTP | 59 min |
| Aug 27, 5:46 PM EDT | Areal Flood Advisory | CTP | 80 min |
| Aug 27, 6:07 PM EDT | Flash Flood Warning | CTP | 60 min |
| Aug 28, 12:57 AM EDT | Areal Flood Advisory | CTP | 2 hr |
| Aug 30, 4:11 AM EDT | Flash Flood Watch | CTP | 67 hr |
| Aug 31, 11:33 AM EDT | River Flood Warning | CTP | 55 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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. Rebuilt daily.