Alert archive / Tennessee / Obion County
Weather alerts in Obion County, Tennessee, 2016
120 weather alerts in 2016, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Obion County and its neighbors
Each county as a circle sized by its count in 2016. Tap one for its archive.
- Alerts
- 120
- Warnings
- 33
- Watches
- 14
- Advisories
- 35
- Busiest month
- March29 alerts
- Busiest day
- March 31, 201610 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Obion County, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 8 | 2 | 75% | 4 | 75% | 48 min |
| Flash flood warnings | 10 | 4 | 60% | 1 | 100% | 157 min |
Each office's whole area, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Memphis, TN: tornado warnings | 30 | 7 | 77% | 11 | 64% | 15 min |
| NWS Memphis, TN: severe thunderstorm warnings | 225 | 76 | 66% | 179 | 64% | 23 min |
| NWS Memphis, TN: flash flood warnings | 157 | 36 | 77% | 80 | 74% | 94 min |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 9, 3:56 AM CST | Special Weather Statement | MEG | 49 min |
| Jan 19, 3:17 AM CST | Winter Weather Advisory | MEG | 31 hr |
| Jan 20, 1:33 PM CST | Winter Storm Watch | MEG | 26 hr |
| Jan 20, 6:13 PM CST | Winter Weather Advisory | MEG | 20 hr |
| Jan 21, 4:39 AM CST | Winter Storm Warning | MEG | 40 hr |
| Jan 21, 10:53 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 22, 7:30 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 31, 8:28 AM CST | Wind Advisory | MEG | 10 hr |
| Feb 1, 3:55 PM CST | Wind Advisory | MEG | 26 hr |
| Feb 2, 9:54 AM CST | Mesoscale Discussion | SPC | 96 min |
| Feb 2, 12:22 PM CST | Tornado Watch | SPC | 9 hr |
| Feb 2, 6:13 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 13, 3:35 PM CST | Winter Weather Advisory | MEG | 35 hr |
| Feb 15, 10:20 AM CST | Dense Fog Advisory | MEG | 3 hr |
| Feb 15, 7:09 PM CST | Dense Fog Advisory | MEG | 15 hr |
| Feb 23, 3:49 AM CST | Wind Advisory | MEG | 38 hr |
| Mar 9, 3:53 AM CST | Flash Flood Watch | MEG | 24 hr |
| Mar 9, 4:53 PM CST | Flash Flood Warning | MEG | 7 hr |
| Mar 9, 7:32 PM CST | Flash Flood Warning | MEG | 4 hr |
| Mar 9, 9:38 PM CST | River Flood Warning | MEG | 4 days |
| Mar 9, 9:38 PM CST | River Flood Warning | MEG | 12 days |
| Mar 9, 11:26 PM CST | Areal Flood Warning | MEG | 8 hr |
| Mar 10, 3:40 AM CST | Flood Watch | MEG | 12 hr |
| Mar 10, 7:08 AM CST | Areal Flood Warning | MEG | 6 hr |
| Mar 10, 8:18 AM CST | Areal Flood Warning | MEG | 6 hr |
| Mar 10, 2:18 PM CST | Areal Flood Warning | MEG | 12 hr |
| Mar 10, 3:24 PM CST | Flash Flood Watch | MEG | 4 days |
| Mar 12, 5:41 PM CST | Flash Flood Warning | MEG | 6 hr |
| Mar 12, 11:17 PM CST | Areal Flood Warning | MEG | 10 hr |
| Mar 13, 11:31 PM CDT | Flash Flood Warning | MEG | 3 hr |
| Mar 19, 3:01 PM CDT | Freeze Watch | MEG | 13 hr |
| Mar 20, 3:55 AM CDT | Freeze Warning | MEG | 29 hr |
| Mar 22, 1:35 AM CDT | Wind Advisory | MEG | 18 hr |
| Mar 23, 2:08 AM CDT | Wind Advisory | MEG | 29 hr |
| Mar 27, 2:23 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 30, 10:11 PM CDT | Flash Flood Warning | MEG | 3 hr |
| Mar 31, 1:36 AM CDT | Flash Flood Warning | MEG | 3 hr |
| Mar 31, 3:29 AM CDT | River Flood Warning | MEG | 40 hr |
| Mar 31, 4:19 AM CDT | Flash Flood Warning | MEG | 56 min |
| Mar 31, 10:26 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Mar 31, 10:58 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Mar 31, 11:43 AM CDT | Special Weather Statement | MEG | 47 min |
| Mar 31, 12:47 PM CDT | Special Weather Statement | MEG | 28 min |
| Mar 31, 2:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Mar 31, 2:47 PM CDT | River Flood Warning | MEG | 4 days |
| Apr 6, 2:40 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 8, 3:02 AM CDT | Freeze Warning | MEG | 29 hr |
| Apr 9, 2:40 PM CDT | Wind Advisory | MEG | 30 hr |
| Apr 24, 5:37 AM CDT | Dense Fog Advisory | MEG | 2 hr |
| Apr 26, 2:42 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 27, 3:28 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 29, 3:26 PM CDT | Flash Flood Watch | MEG | 19 hr |
| May 10, 5:06 PM CDT | Tornado Watch | SPC | 6 hr |
| May 12, 9:10 AM CDT | Mesoscale Discussion | SPC | 95 min |
| May 26, 1:45 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 26, 3:58 PM CDT | Flash Flood Warning | MEG | 4 hr |
| Jun 3, 3:09 PM CDT | Special Weather Statement | MEG | 51 min |
| Jun 15, 4:08 AM CDT | Heat Advisory | MEG | 60 hr |
| Jun 15, 12:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jun 15, 12:39 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 15, 2:31 PM CDT | Severe Thunderstorm Warning | MEG | 29 min |
| Jun 15, 2:54 PM CDT | Severe Thunderstorm Warning | MEG | 66 min |
| Jun 15, 3:21 PM CDT | Flash Flood Warning | MEG | 3 hr |
| Jun 15, 3:52 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Jun 15, 3:54 PM CDT | Severe Thunderstorm Warning | MEG | 66 min |
| Jun 15, 5:55 PM CDT | Severe Thunderstorm Warning | MEG | 35 min |
| Jun 21, 2:08 PM CDT | Severe Thunderstorm Warning | MEG | 37 min |
| Jun 23, 3:27 AM CDT | Heat Advisory | MEG | 39 hr |
| Jun 25, 10:36 AM CDT | Heat Advisory | MEG | 32 hr |
| Jun 28, 3:30 AM CDT | Dense Fog Advisory | MEG | 5 hr |
| Jun 28, 4:58 PM CDT | Special Weather Statement | MEG | 47 min |
| Jul 3, 1:45 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 6, 2:21 AM CDT | Heat Advisory | MEG | 13 hr |
| Jul 6, 10:32 AM CDT | Mesoscale Discussion | SPC | 58 min |
| Jul 6, 10:48 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 6, 12:53 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Jul 6, 1:28 PM CDT | Special Weather Statement | MEG | 32 min |
| Jul 8, 1:40 PM CDT | Heat Advisory | MEG | 5 hr |
| Jul 8, 1:59 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 8, 2:26 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 8, 4:42 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Jul 15, 7:16 AM CDT | Dense Fog Advisory | MEG | 104 min |
| Jul 15, 2:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 18, 3:18 AM CDT | Heat Advisory | MEG | 6 days |
| Jul 22, 8:08 AM CDT | Excessive Heat Warning | MEG | 12 hr |
| Jul 22, 8:08 AM CDT | Heat Advisory | MEG | 50 hr |
| Jul 22, 11:36 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 26, 10:39 AM CDT | Heat Advisory | MEG | 9 hr |
| Aug 1, 3:37 PM CDT | Heat Advisory | MEG | 5 days |
| Aug 1, 4:15 PM CDT | Special Weather Statement | MEG | 45 min |
| Aug 1, 4:54 PM CDT | Special Weather Statement | MEG | 66 min |
| Aug 1, 4:59 PM CDT | Flash Flood Warning | MEG | 2 hr |
| Aug 4, 11:36 AM CDT | Excessive Heat Warning | MEG | 32 hr |
| Aug 5, 2:28 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 5, 6:10 PM CDT | Special Weather Statement | MEG | 50 min |
| Aug 11, 2:58 AM CDT | Heat Advisory | MEG | 15 hr |
| Aug 14, 5:03 PM CDT | Severe Thunderstorm Warning | MEG | 42 min |
| Aug 14, 5:35 PM CDT | Special Weather Statement | MEG | 40 min |
| Aug 14, 6:15 PM CDT | Special Weather Statement | MEG | 45 min |
| Aug 14, 6:20 PM CDT | Severe Thunderstorm Warning | MEG | 40 min |
| Aug 25, 9:26 AM CDT | Heat Advisory | MEG | 10 hr |
| Sep 10, 1:05 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 15, 4:33 PM CDT | Special Weather Statement | MEG | 27 min |
| Sep 15, 4:42 PM CDT | Areal Flood Advisory | MEG | 63 min |
| Sep 18, 7:56 AM CDT | Dense Fog Advisory | MEG | 2 hr |
| Sep 19, 2:30 AM CDT | Dense Fog Advisory | MEG | 7 hr |
| Oct 15, 2:49 AM CDT | Dense Fog Advisory | MEG | 6 hr |
| Nov 9, 3:12 PM CST | Frost Advisory | MEG | 17 hr |
| Nov 12, 3:19 AM CST | Freeze Watch | MEG | 11 hr |
| Nov 12, 2:08 PM CST | Freeze Warning | MEG | 19 hr |
| Nov 27, 12:46 AM CST | Dense Fog Advisory | MEG | 8 hr |
| Nov 27, 2:04 PM CST | Wind Advisory | MEG | 28 hr |
| Dec 17, 12:16 PM CST | Winter Weather Advisory | MEG | 18 hr |
| Dec 17, 1:00 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 17, 1:42 PM CST | Tornado Watch | SPC | 7 hr |
| Dec 17, 5:04 PM CST | Severe Thunderstorm Warning | MEG | 41 min |
| Dec 17, 5:45 PM CST | Mesoscale Discussion | SPC | 90 min |
| Dec 20, 11:43 PM CST | Freezing Fog Advisory | MEG | 9 hr |
| Dec 24, 6:16 PM CST | Dense Fog Advisory | MEG | 17 hr |
| Dec 26, 3:31 PM CST | Mesoscale Discussion | SPC | 119 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 |
| Severe Thunderstorm Watch | 4 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 26 |
| Special Weather Statement | 12 |
| Flooding | |
| Areal Flood Warning | 5 |
| Flash Flood Warning | 10 |
| River Flood Warning | 4 |
| Flash Flood Watch | 3 |
| Flood Watch | 1 |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 4 |
| Heat | |
| Excessive Heat Warning | 2 |
| Heat Advisory | 11 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 2 |
| Frost Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 10 |
| Freezing Fog Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20152017
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.