Alert archive / Tennessee / Johnson County
Weather alerts in Johnson County, Tennessee, 2011
159 weather alerts in 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Johnson County and its neighbors
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Alerts
- 159
- Warnings
- 38
- Watches
- 36
- Advisories
- 41
- Busiest month
- April35 alerts
- Busiest day
- April 28, 20118 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 5, 3:29 PM EST | Winter Weather Advisory | MRX | 16 hr |
| Jan 6, 2:50 PM EST | Winter Storm Warning | MRX | 49 hr |
| Jan 8, 3:30 AM EST | Winter Storm Watch | MRX | 36 hr |
| Jan 9, 3:25 AM EST | Winter Storm Warning | MRX | 36 hr |
| Jan 9, 3:20 PM EST | Winter Weather Advisory | MRX | 4 days |
| Jan 20, 11:23 AM EST | Winter Weather Advisory | MRX | 16 hr |
| Jan 25, 3:51 AM EST | Winter Storm Watch | MRX | 12 hr |
| Jan 25, 3:14 PM EST | Winter Storm Warning | MRX | 28 hr |
| Jan 31, 3:09 PM EST | High Wind Watch | MRX | 13 hr |
| Feb 1, 3:59 AM EST | High Wind Warning | MRX | 31 hr |
| Feb 7, 8:17 PM EST | Winter Weather Advisory | MRX | 7 hr |
| Feb 9, 3:10 AM EST | Winter Weather Advisory | MRX | 24 hr |
| Feb 14, 3:10 AM EST | Wind Advisory | MRX | 18 hr |
| Feb 23, 9:32 PM EST | High Wind Watch | MRX | 17 hr |
| Feb 24, 2:16 PM EST | High Wind Warning | MRX | 20 hr |
| Feb 24, 2:16 PM EST | Wind Advisory | MRX | 25 hr |
| Feb 25, 1:48 AM EST | Mesoscale Discussion | SPC | 27 min |
| Feb 27, 4:20 AM EST | Wind Advisory | MRX | 36 hr |
| Feb 27, 8:21 PM EST | Dense Fog Advisory | MRX | 8 hr |
| Feb 28, 6:59 AM EST | Tornado Watch | SPC | 7 hr |
| Feb 28, 12:25 PM EST | Mesoscale Discussion | SPC | 95 min |
| Feb 28, 1:29 PM EST | Tornado Watch | SPC | 7 hr |
| Mar 4, 3:32 PM EST | Wind Advisory | MRX | 30 hr |
| Mar 5, 4:03 AM EST | Flood Watch | MRX | 35 hr |
| Mar 6, 8:35 AM EST | Winter Weather Advisory | MRX | 7 hr |
| Mar 6, 10:32 AM EST | Areal Flood Advisory | MRX | 3 hr |
| Mar 8, 3:16 AM EST | Wind Advisory | MRX | 42 hr |
| Mar 8, 3:24 AM EST | Flood Watch | MRX | 36 hr |
| Mar 9, 11:11 AM EST | Winter Storm Watch | MRX | 17 hr |
| Mar 9, 11:44 AM EST | Areal Flood Advisory | MRX | 3 hr |
| Mar 10, 4:19 AM EST | Winter Storm Warning | MRX | 30 hr |
| Mar 10, 8:42 AM EST | Areal Flood Advisory | MRX | 4 hr |
| Mar 23, 3:38 PM EDT | Mesoscale Discussion | SPC | 37 min |
| Mar 23, 3:45 PM EDT | Tornado Watch | SPC | 6 hr |
| Mar 23, 4:44 PM EDT | Severe Thunderstorm Warning | MRX | 46 min |
| Mar 23, 4:48 PM EDT | Mesoscale Discussion | SPC | 57 min |
| Mar 23, 6:29 PM EDT | Severe Thunderstorm Warning | MRX | 20 min |
| Mar 23, 7:10 PM EDT | Mesoscale Discussion | SPC | 65 min |
| Mar 23, 8:18 PM EDT | Areal Flood Advisory | MRX | 3 hr |
| Mar 23, 8:28 PM EDT | Severe Thunderstorm Warning | MRX | 62 min |
| Mar 23, 8:39 PM EDT | Mesoscale Discussion | SPC | 66 min |
| Mar 31, 9:24 AM EDT | Winter Weather Advisory | MRX | 5 hr |
| Apr 1, 2:59 PM EDT | Wind Advisory | MRX | 31 hr |
| Apr 3, 4:13 AM EDT | Wind Advisory | MRX | 43 hr |
| Apr 4, 3:05 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 4, 6:00 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Apr 5, 12:00 AM EDT | Areal Flood Advisory | MRX | 4 hr |
| Apr 8, 6:15 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 8, 7:19 PM EDT | Severe Thunderstorm Warning | MRX | 47 min |
| Apr 8, 7:35 PM EDT | Mesoscale Discussion | SPC | 55 min |
| Apr 9, 12:42 AM EDT | Mesoscale Discussion | SPC | 93 min |
| Apr 9, 3:23 AM EDT | Mesoscale Discussion | SPC | 67 min |
| Apr 9, 12:34 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 9, 2:00 PM EDT | Tornado Watch | SPC | 7 hr |
| Apr 9, 3:03 PM EDT | Severe Thunderstorm Warning | MRX | 27 min |
| Apr 9, 4:21 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Apr 11, 3:47 AM EDT | Wind Advisory | MRX | 16 hr |
| Apr 11, 7:42 PM EDT | Mesoscale Discussion | SPC | 33 min |
| Apr 11, 8:08 PM EDT | Tornado Watch | SPC | 7 hr |
| Apr 12, 10:39 AM EDT | Wind Advisory | MRX | 8 hr |
| Apr 13, 3:20 PM EDT | Frost Advisory | MRX | 18 hr |
| Apr 14, 4:15 AM EDT | High Wind Watch | MRX | 22 hr |
| Apr 15, 2:43 AM EDT | High Wind Warning | MRX | 27 hr |
| Apr 16, 10:46 AM EDT | Wind Advisory | MRX | 10 hr |
| Apr 20, 2:42 AM EDT | Tornado Watch | SPC | 5 hr |
| Apr 26, 3:30 PM EDT | Wind Advisory | MRX | 35 hr |
| Apr 27, 3:07 PM EDT | High Wind Warning | MRX | 11 hr |
| Apr 27, 3:22 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Apr 27, 4:36 PM EDT | Tornado Watch | SPC | 8 hr |
| Apr 27, 9:50 PM EDT | Tornado Warning | MRX | 55 min |
| Apr 27, 10:41 PM EDT | Tornado Warning | MRX | 64 min |
| Apr 27, 11:10 PM EDT | Tornado Warning | MRX | 65 min |
| Apr 28, 12:09 AM EDT | Mesoscale Discussion | SPC | 36 min |
| Apr 28, 12:19 AM EDT | Severe Thunderstorm Warning | MRX | 56 min |
| Apr 28, 12:41 AM EDT | Tornado Watch | SPC | 7 hr |
| Apr 28, 12:51 AM EDT | Tornado Warning | MRX | 39 min |
| Apr 28, 1:29 AM EDT | Areal Flood Advisory | MRX | 3 hr |
| May 3, 3:18 PM EDT | Freeze Watch | MRX | 19 hr |
| May 4, 10:14 AM EDT | Hard Freeze Warning | MRX | 23 hr |
| May 10, 11:21 AM EDT | Mesoscale Discussion | SPC | 114 min |
| May 10, 2:18 PM EDT | Mesoscale Discussion | SPC | 87 min |
| May 10, 3:20 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 10, 3:21 PM EDT | Severe Thunderstorm Warning | MRX | 32 min |
| May 10, 6:02 PM EDT | Mesoscale Discussion | SPC | 58 min |
| May 10, 9:01 PM EDT | Mesoscale Discussion | SPC | 59 min |
| May 10, 10:06 PM EDT | Severe Thunderstorm Warning | MRX | 39 min |
| May 10, 10:18 PM EDT | Mesoscale Discussion | SPC | 27 min |
| May 10, 10:33 PM EDT | Severe Thunderstorm Warning | MRX | 42 min |
| May 10, 10:42 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| May 10, 11:01 PM EDT | Areal Flood Advisory | MRX | 3 hr |
| May 11, 12:14 AM EDT | Mesoscale Discussion | SPC | 61 min |
| May 11, 2:37 AM EDT | Mesoscale Discussion | SPC | 23 min |
| May 12, 4:28 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 13, 1:10 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 13, 3:47 PM EDT | Mesoscale Discussion | SPC | 58 min |
| May 13, 4:10 PM EDT | Severe Thunderstorm Warning | MRX | 65 min |
| May 22, 2:18 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 22, 4:44 PM EDT | Mesoscale Discussion | SPC | 61 min |
| May 22, 7:26 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 24, 7:01 AM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 24, 8:34 AM EDT | Mesoscale Discussion | SPC | 116 min |
| May 24, 11:29 AM EDT | Severe Thunderstorm Warning | MRX | 32 min |
| May 24, 1:57 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 24, 3:33 PM EDT | Mesoscale Discussion | SPC | 87 min |
| May 24, 4:27 PM EDT | Mesoscale Discussion | SPC | 63 min |
| May 24, 7:46 PM EDT | Mesoscale Discussion | SPC | 59 min |
| May 25, 7:10 PM EDT | Wind Advisory | MRX | 15 hr |
| May 26, 10:15 AM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| May 26, 4:36 PM EDT | Mesoscale Discussion | SPC | 84 min |
| May 26, 5:10 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 26, 5:20 PM EDT | Tornado Warning | MRX | 40 min |
| May 26, 5:51 PM EDT | Tornado Warning | MRX | 39 min |
| Jun 1, 4:35 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Jun 7, 6:04 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Jun 9, 1:10 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jun 9, 4:23 PM EDT | Severe Thunderstorm Warning | MRX | 37 min |
| Jun 11, 1:48 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jun 15, 12:52 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 18, 11:05 AM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 19, 11:17 AM EDT | Flash Flood Watch | MRX | 19 hr |
| Jun 20, 12:46 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Jun 21, 2:11 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Jun 21, 10:42 PM EDT | Severe Thunderstorm Warning | MRX | 48 min |
| Jun 22, 8:08 PM EDT | Severe Thunderstorm Warning | MRX | 36 min |
| Jun 27, 4:17 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Jun 28, 2:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jul 4, 12:10 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jul 4, 12:50 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 4, 2:44 PM EDT | Severe Thunderstorm Warning | MRX | 31 min |
| Jul 4, 3:15 PM EDT | Severe Thunderstorm Warning | MRX | 60 min |
| Jul 22, 2:45 PM EDT | Severe Thunderstorm Warning | MRX | 45 min |
| Jul 22, 3:33 PM EDT | Areal Flood Advisory | MRX | 3 hr |
| Jul 22, 5:59 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 3, 10:01 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 3, 1:26 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Aug 8, 5:42 PM EDT | Severe Thunderstorm Warning | MRX | 63 min |
| Aug 14, 1:50 PM EDT | Mesoscale Discussion | SPC | 55 min |
| Aug 14, 2:07 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 14, 4:44 PM EDT | Severe Thunderstorm Warning | MRX | 46 min |
| Aug 18, 2:59 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 2, 2:31 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Sep 2, 8:30 PM EDT | Severe Thunderstorm Warning | MRX | 45 min |
| Sep 4, 3:13 AM EDT | Flash Flood Watch | MRX | 60 hr |
| Sep 10, 4:55 AM EDT | Dense Fog Advisory | MRX | 5 hr |
| Sep 22, 5:43 AM EDT | Dense Fog Advisory | MRX | 3 hr |
| Oct 2, 3:04 PM EDT | Frost Advisory | MRX | 19 hr |
| Oct 18, 3:51 AM EDT | Wind Advisory | MRX | 13 hr |
| Oct 20, 2:23 AM EDT | Wind Advisory | MRX | 12 hr |
| Oct 20, 3:48 PM EDT | Freeze Watch | MRX | 12 hr |
| Oct 20, 3:48 PM EDT | Freeze Warning | MRX | 12 hr |
| Oct 21, 3:56 AM EDT | Freeze Warning | MRX | 29 hr |
| Nov 5, 3:07 AM EDT | Dense Fog Advisory | MRX | 8 hr |
| Nov 27, 9:30 AM EST | Wind Advisory | MRX | 43 hr |
| Nov 29, 3:27 AM EST | Winter Weather Advisory | MRX | 24 hr |
| Dec 6, 3:43 PM EST | Winter Weather Advisory | MRX | 28 hr |
| Dec 26, 3:05 PM EST | Wind Advisory | MRX | 12 hr |
| Dec 27, 3:23 AM EST | High Wind Warning | MRX | 7 hr |
| Dec 27, 3:23 AM EST | Wind Advisory | MRX | 15 hr |
| Dec 27, 3:35 AM EST | Winter Weather Advisory | MRX | 30 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 |
| Tornado Warning | 6 |
| Severe Thunderstorm Watch | 16 |
| Tornado Watch | 8 |
| Mesoscale Discussion | 44 |
| Flooding | |
| Flash Flood Watch | 2 |
| Flood Watch | 2 |
| Areal Flood Advisory | 8 |
| Winter | |
| Winter Storm Warning | 4 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 10 |
| Cold | |
| Freeze Warning | 2 |
| Hard Freeze Warning | 1 |
| Freeze Watch | 2 |
| Frost Advisory | 2 |
| Wind and dust | |
| High Wind Warning | 5 |
| High Wind Watch | 3 |
| Wind Advisory | 17 |
| 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 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.