Alert archive / Pennsylvania / Blair County
Weather alerts in Blair County, Pennsylvania, 2021
128 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Blair County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 128
- Warnings
- 31
- Watches
- 21
- Advisories
- 22
- Busiest month
- July29 alerts
- Busiest day
- August 18, 202110 alerts
Over time
By month
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 |
|---|---|---|---|
| Jan 2, 3:16 PM EST | Winter Weather Advisory | CTP | 32 hr |
| Jan 16, 6:18 PM EST | Special Weather Statement | CTP | 27 min |
| Jan 25, 3:29 AM EST | Winter Weather Advisory | CTP | 43 hr |
| Jan 26, 8:46 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 29, 8:54 PM EST | Winter Storm Watch | CTP | 19 hr |
| Jan 30, 3:24 PM EST | Winter Storm Warning | CTP | 13 hr |
| Jan 31, 4:52 AM EST | Winter Storm Warning | CTP | 48 hr |
| Feb 10, 4:33 AM EST | Winter Weather Advisory | CTP | 28 hr |
| Feb 13, 2:53 PM EST | Winter Weather Advisory | CTP | 17 hr |
| Feb 14, 3:46 PM EST | Winter Weather Advisory | CTP | 38 hr |
| Feb 15, 2:44 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 15, 3:28 PM EST | Ice Storm Warning | CTP | 15 hr |
| Feb 15, 9:16 PM EST | Mesoscale Discussion | SPC | 5 hr |
| Feb 16, 3:35 PM EST | Winter Storm Watch | CTP | 23 hr |
| Feb 17, 2:39 PM EST | Winter Weather Advisory | CTP | 22 hr |
| Feb 21, 2:29 PM EST | Winter Weather Advisory | CTP | 23 hr |
| Mar 1, 2:33 AM EST | Dense Fog Advisory | CTP | 5 hr |
| Mar 1, 3:40 AM EST | Wind Advisory | CTP | 23 hr |
| Mar 24, 1:45 PM EDT | High Wind Watch | CTP | 25 hr |
| Mar 25, 2:29 PM EDT | High Wind Warning | CTP | 28 hr |
| Apr 1, 9:26 PM EDT | Special Weather Statement | CTP | 19 min |
| Apr 1, 10:08 PM EDT | Special Weather Statement | CTP | 22 min |
| Apr 29, 8:21 PM EDT | Wind Advisory | CTP | 30 hr |
| May 8, 4:05 AM EDT | Frost Advisory | CTP | 28 hr |
| May 12, 3:58 AM EDT | Frost Advisory | CTP | 28 hr |
| May 26, 12:16 PM EDT | Mesoscale Discussion | SPC | 119 min |
| May 26, 12:59 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 26, 6:44 PM EDT | Severe Thunderstorm Warning | CTP | 37 min |
| Jun 9, 2:43 PM EDT | Special Weather Statement | CTP | 32 min |
| Jun 10, 6:19 AM EDT | Areal Flood Advisory | CTP | 86 min |
| Jun 10, 11:47 AM EDT | Flash Flood Watch | CTP | 9 hr |
| Jun 13, 2:38 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 13, 3:26 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 13, 4:56 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Jun 13, 7:21 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jun 13, 7:53 PM EDT | Severe Thunderstorm Warning | CTP | 43 min |
| Jun 14, 11:31 AM EDT | Mesoscale Discussion | SPC | 89 min |
| Jun 14, 11:46 AM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 14, 4:04 PM EDT | Severe Thunderstorm Warning | CTP | 41 min |
| Jun 14, 4:24 PM EDT | Special Weather Statement | CTP | 21 min |
| Jun 14, 4:43 PM EDT | Special Weather Statement | CTP | 47 min |
| Jun 21, 1:51 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Jun 21, 2:20 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 21, 4:55 PM EDT | Special Weather Statement | CTP | 20 min |
| Jun 21, 5:13 PM EDT | Special Weather Statement | CTP | 32 min |
| Jun 30, 11:30 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 30, 12:46 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 30, 3:29 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 30, 4:41 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 7, 3:31 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 7, 5:12 PM EDT | Special Weather Statement | CTP | 33 min |
| Jul 7, 5:19 PM EDT | Severe Thunderstorm Warning | CTP | 41 min |
| Jul 7, 5:35 PM EDT | Severe Thunderstorm Warning | CTP | 25 min |
| Jul 7, 5:48 PM EDT | Severe Thunderstorm Warning | CTP | 57 min |
| Jul 7, 9:16 PM EDT | Severe Thunderstorm Warning | CTP | 44 min |
| Jul 11, 2:05 PM EDT | Mesoscale Discussion | SPC | 55 min |
| Jul 11, 2:40 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 11, 4:59 PM EDT | Special Weather Statement | CTP | 46 min |
| Jul 11, 5:06 PM EDT | Severe Thunderstorm Warning | CTP | 24 min |
| Jul 11, 5:30 PM EDT | Severe Thunderstorm Warning | CTP | 45 min |
| Jul 11, 5:41 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Jul 11, 6:03 PM EDT | Severe Thunderstorm Warning | CTP | 57 min |
| Jul 12, 1:32 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Jul 13, 12:48 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jul 13, 1:37 PM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Jul 13, 4:07 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 13, 6:01 PM EDT | Severe Thunderstorm Warning | CTP | 59 min |
| Jul 13, 6:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jul 13, 6:46 PM EDT | Severe Thunderstorm Warning | CTP | 44 min |
| Jul 13, 6:46 PM EDT | Severe Thunderstorm Warning | CTP | 44 min |
| Jul 17, 12:00 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 17, 1:13 PM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Jul 17, 3:06 PM EDT | Special Weather Statement | CTP | 24 min |
| Jul 29, 1:21 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Jul 29, 1:50 PM EDT | Severe Thunderstorm Warning | CTP | 25 min |
| Jul 29, 2:14 PM EDT | Severe Thunderstorm Warning | CTP | 46 min |
| Jul 29, 2:23 PM EDT | Tornado Watch | SPC | 8 hr |
| Jul 29, 6:24 PM EDT | Severe Thunderstorm Warning | CTP | 12 min |
| Aug 10, 12:55 PM EDT | Heat Advisory | CTP | 54 hr |
| Aug 10, 3:12 PM EDT | Special Weather Statement | CTP | 33 min |
| Aug 11, 2:03 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Aug 11, 3:02 PM EDT | Special Weather Statement | CTP | 28 min |
| Aug 11, 3:02 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 11, 3:13 PM EDT | Severe Thunderstorm Warning | CTP | 46 min |
| Aug 12, 12:19 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Aug 12, 1:11 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Aug 12, 6:22 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Aug 12, 7:33 PM EDT | Special Weather Statement | CTP | 27 min |
| Aug 12, 8:16 PM EDT | Special Weather Statement | CTP | 29 min |
| Aug 17, 2:13 PM EDT | Flash Flood Watch | CTP | 34 hr |
| Aug 18, 10:32 AM EDT | Severe Thunderstorm Warning | CTP | 43 min |
| Aug 18, 10:58 AM EDT | Mesoscale Discussion | SPC | 92 min |
| Aug 18, 11:15 AM EDT | Special Weather Statement | CTP | 30 min |
| Aug 18, 11:33 AM EDT | Areal Flood Advisory | CTP | 3 hr |
| Aug 18, 11:37 AM EDT | Tornado Watch | SPC | 11 hr |
| Aug 18, 12:11 PM EDT | Special Weather Statement | CTP | 34 min |
| Aug 18, 12:35 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Aug 18, 1:37 PM EDT | Flash Flood Warning | CTP | 82 min |
| Aug 18, 3:17 PM EDT | Areal Flood Warning | CTP | 118 min |
| Aug 18, 3:29 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Aug 28, 1:05 PM EDT | Mesoscale Discussion | SPC | 115 min |
| Aug 28, 2:15 PM EDT | Severe Thunderstorm Warning | CTP | 30 min |
| Aug 30, 4:11 AM EDT | Flash Flood Watch | CTP | 67 hr |
| Aug 31, 11:27 AM EDT | River Flood Warning | CTP | 58 hr |
| Aug 31, 11:33 AM EDT | River Flood Warning | CTP | 52 hr |
| Sep 1, 8:54 AM EDT | Flash Flood Warning | CTP | 8 hr |
| Sep 1, 4:40 PM EDT | Areal Flood Warning | CTP | 6 hr |
| Sep 8, 3:29 PM EDT | Special Weather Statement | CTP | 31 min |
| Sep 15, 10:33 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 15, 11:55 AM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Sep 15, 4:38 PM EDT | Mesoscale Discussion | SPC | 67 min |
| Sep 22, 3:42 AM EDT | Flash Flood Watch | CTP | 33 hr |
| Sep 28, 5:45 AM EDT | Special Weather Statement | CTP | 45 min |
| Sep 28, 7:07 AM EDT | Areal Flood Advisory | CTP | 3 hr |
| Oct 8, 7:19 AM EDT | Dense Fog Advisory | CTP | 101 min |
| Oct 14, 3:10 AM EDT | Dense Fog Advisory | CTP | 6 hr |
| Oct 21, 9:33 PM EDT | Special Weather Statement | CTP | 42 min |
| Oct 21, 9:52 PM EDT | Severe Thunderstorm Warning | CTP | 38 min |
| Nov 12, 1:09 AM EST | Special Weather Statement | CTP | 81 min |
| Nov 22, 6:26 AM EST | Special Weather Statement | CTP | 79 min |
| Nov 28, 6:07 PM EST | Special Weather Statement | CTP | 38 min |
| Nov 28, 6:49 PM EST | Special Weather Statement | CTP | 41 min |
| Nov 28, 11:43 PM EST | Special Weather Statement | CTP | 62 min |
| Dec 10, 11:15 AM EST | Wind Advisory | CTP | 38 hr |
| Dec 26, 2:58 PM EST | Winter Weather Advisory | CTP | 33 hr |
| Dec 27, 6:58 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Dec 28, 12:48 PM EST | Winter Weather Advisory | CTP | 14 hr |
| Dec 30, 10:09 PM EST | Dense Fog Advisory | CTP | 12 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 | 20 |
| Severe Thunderstorm Watch | 12 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 29 |
| Special Weather Statement | 25 |
| Flooding | |
| Areal Flood Warning | 2 |
| Flash Flood Warning | 3 |
| River Flood Warning | 2 |
| Flash Flood Watch | 4 |
| Areal Flood Advisory | 3 |
| Winter | |
| Ice Storm Warning | 1 |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 9 |
| Heat | |
| Heat Advisory | 1 |
| Cold | |
| Frost Advisory | 2 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
The busiest days
Days with the most alerts issued, by UTC date.
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.