Alert archive / Pennsylvania / Juniata County / 2011
Weather alerts in Juniata County, Pennsylvania, September 2011
33 weather alerts in September 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 33
- Warnings
- 14
- Watches
- 5
- Advisories
- 7
- Busiest day
- September 7, 20116 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, 1:33 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Sep 4, 6:28 PM EDT | Special Weather Statement | CTP | 62 min |
| Sep 4, 7:19 PM EDT | Special Weather Statement | CTP | 56 min |
| Sep 4, 10:54 PM EDT | Areal Flood Advisory | CTP | 3 hr |
| Sep 4, 11:29 PM EDT | Flash Flood Watch | CTP | 21 hr |
| Sep 5, 9:07 PM EDT | Flood Watch | CTP | 71 hr |
| Sep 6, 8:32 PM EDT | Areal Flood Warning | CTP | 16 hr |
| Sep 7, 11:22 AM EDT | River Flood Warning | CTP | 10 hr |
| Sep 7, 11:22 AM EDT | River Flood Warning | CTP | 10 hr |
| Sep 7, 11:22 AM EDT | River Flood Warning | CTP | 4 days |
| Sep 7, 11:22 AM EDT | River Flood Warning | CTP | 4 days |
| Sep 7, 12:09 PM EDT | Areal Flood Warning | CTP | 12 hr |
| Sep 8, 7:59 PM EDT | Flash Flood Watch | CTP | 8 hr |
| Sep 9, 6:07 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Sep 9, 8:19 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Sep 9, 8:31 PM EDT | Special Weather Statement | CTP | 59 min |
| Sep 9, 9:32 PM EDT | Special Weather Statement | CTP | 58 min |
| Sep 9, 10:08 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Sep 10, 12:57 AM EDT | Areal Flood Warning | CTP | 6 hr |
| Sep 10, 4:40 PM EDT | Areal Flood Advisory | CTP | 3 hr |
| Sep 11, 10:12 PM EDT | Areal Flood Advisory | CTP | 3 hr |
| Sep 12, 12:29 AM EDT | Dense Fog Advisory | CTP | 10 hr |
| Sep 14, 3:22 PM EDT | Mesoscale Discussion | SPC | 53 min |
| Sep 14, 11:20 PM EDT | Severe Thunderstorm Warning | CTP | 55 min |
| Sep 23, 1:15 AM EDT | Dense Fog Advisory | CTP | 9 hr |
| Sep 23, 9:53 AM EDT | Flash Flood Watch | CTP | 16 hr |
| Sep 23, 1:52 PM EDT | Areal Flood Advisory | CTP | 6 hr |
| Sep 23, 9:32 PM EDT | Dense Fog Advisory | CTP | 6 hr |
| Sep 27, 9:12 AM EDT | Flash Flood Watch | CTP | 40 hr |
| Sep 27, 10:39 AM EDT | Flash Flood Warning | CTP | 5 hr |
| Sep 27, 3:31 PM EDT | Areal Flood Warning | CTP | 6 hr |
| Sep 28, 9:26 PM EDT | Areal Flood Warning | CTP | 6 hr |
| Sep 29, 3:41 PM EDT | Special Weather Statement | CTP | 64 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 | 1 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 5 |
| Flooding | |
| Areal Flood Warning | 5 |
| Flash Flood Warning | 4 |
| River Flood Warning | 4 |
| Flash Flood Watch | 4 |
| Flood Watch | 1 |
| Areal Flood Advisory | 4 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
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. Rebuilt daily.