Alert archive / Pennsylvania / Allegheny County / 2018
Weather alerts in Allegheny County, Pennsylvania, August 2018
23 weather alerts in August 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 23
- Warnings
- 15
- Watches
- 0
- Advisories
- 2
- Busiest day
- August 5, 20187 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 4, 6:55 AM EDT | Dense Fog Advisory | PBZ | 2 hr |
| Aug 5, 12:49 PM EDT | Severe Thunderstorm Warning | PBZ | 12 min |
| Aug 5, 2:18 PM EDT | Flash Flood Warning | PBZ | 117 min |
| Aug 5, 2:45 PM EDT | Severe Thunderstorm Warning | PBZ | 45 min |
| Aug 5, 3:13 PM EDT | Flash Flood Warning | PBZ | 99 min |
| Aug 5, 3:32 PM EDT | Areal Flood Advisory | PBZ | 118 min |
| Aug 5, 4:03 PM EDT | Severe Thunderstorm Warning | PBZ | 27 min |
| Aug 5, 4:33 PM EDT | Flash Flood Warning | PBZ | 88 min |
| Aug 10, 2:04 PM EDT | Flash Flood Warning | PBZ | 5 hr |
| Aug 10, 3:20 PM EDT | Flash Flood Warning | PBZ | 3 hr |
| Aug 10, 4:55 PM EDT | Flash Flood Warning | PBZ | 77 min |
| Aug 13, 12:51 PM EDT | Special Weather Statement | PBZ | 24 min |
| Aug 13, 1:08 PM EDT | Severe Thunderstorm Warning | PBZ | 22 min |
| Aug 13, 1:13 PM EDT | Flash Flood Warning | PBZ | 2 hr |
| Aug 13, 1:30 PM EDT | Severe Thunderstorm Warning | PBZ | 30 min |
| Aug 13, 1:40 PM EDT | Severe Thunderstorm Warning | PBZ | 13 min |
| Aug 13, 1:48 PM EDT | Severe Thunderstorm Warning | PBZ | 27 min |
| Aug 13, 1:57 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 16, 2:53 PM EDT | Special Weather Statement | PBZ | 37 min |
| Aug 16, 3:20 PM EDT | Special Weather Statement | PBZ | 25 min |
| Aug 16, 3:39 PM EDT | Special Weather Statement | PBZ | 36 min |
| Aug 21, 2:16 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Aug 29, 6:52 PM EDT | Severe Thunderstorm Warning | PBZ | 53 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 | 8 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 4 |
| Flooding | |
| Flash Flood Warning | 7 |
| Areal Flood Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20172019
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.