Alert archive / Tennessee / Warren County
Weather alerts in Warren County, Tennessee, 2015
110 weather alerts in 2015, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Warren County and its neighbors
Each county as a circle sized by its count in 2015. Tap one for its archive.
- Alerts
- 110
- Warnings
- 29
- Watches
- 21
- Advisories
- 24
- Busiest month
- February21 alerts
- Busiest day
- July 14, 20159 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 1 tornado warnings covering Warren County in 2015 had a tornado report inside them.
Warren County, 2015
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 12 | 6 | 50% | 12 | 83% | 26 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2015
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Nashville, TN: tornado warnings | 28 | 6 | 79% | 20 | 50% | 9 min |
| NWS Nashville, TN: severe thunderstorm warnings | 171 | 89 | 48% | 318 | 70% | 17 min |
| NWS Nashville, TN: flash flood warnings | 20 | 12 | 40% | 35 | 71% | 59 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 3, 3:08 AM CST | Flash Flood Watch | OHX | 18 hr |
| Jan 7, 2:41 AM CST | Wind Chill Advisory | OHX | 30 hr |
| Jan 13, 8:34 PM CST | Freezing Rain Advisory | OHX | 12 hr |
| Feb 14, 10:03 AM CST | Wind Chill Advisory | OHX | 23 hr |
| Feb 14, 10:03 AM CST | Winter Storm Watch | OHX | 17 hr |
| Feb 15, 3:11 AM CST | Winter Storm Warning | OHX | 35 hr |
| Feb 16, 2:57 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 16, 8:54 AM CST | Ice Storm Warning | OHX | 24 hr |
| Feb 16, 9:09 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Feb 16, 2:53 PM CST | Mesoscale Discussion | SPC | 3 hr |
| Feb 17, 3:40 PM CST | Winter Weather Advisory | OHX | 26 hr |
| Feb 18, 8:43 AM CST | Wind Chill Advisory | OHX | 27 hr |
| Feb 18, 2:54 PM CST | Winter Storm Watch | OHX | 23 hr |
| Feb 19, 1:33 PM CST | Winter Storm Warning | OHX | 15 hr |
| Feb 20, 4:05 AM CST | Ice Storm Warning | OHX | 29 hr |
| Feb 20, 2:02 PM CST | Flood Watch | OHX | 46 hr |
| Feb 20, 3:00 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Feb 20, 10:22 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 21, 11:05 AM CST | Wind Advisory | OHX | 7 hr |
| Feb 21, 11:55 AM CST | Areal Flood Advisory | OHX | 6 hr |
| Feb 21, 5:36 PM CST | Areal Flood Advisory | OHX | 10 hr |
| Feb 22, 3:41 AM CST | Areal Flood Advisory | OHX | 8 hr |
| Feb 24, 2:16 PM CST | Winter Storm Warning | OHX | 37 hr |
| Feb 24, 2:16 PM CST | Winter Weather Advisory | OHX | 37 hr |
| Mar 2, 2:34 PM CST | Winter Storm Watch | OHX | 25 hr |
| Mar 3, 3:14 PM CST | Winter Storm Warning | OHX | 45 hr |
| Mar 3, 3:14 PM CST | Winter Weather Advisory | OHX | 20 hr |
| Mar 12, 4:07 AM CDT | Dense Fog Advisory | OHX | 4 hr |
| Mar 26, 12:41 PM CDT | Freeze Watch | OHX | 15 hr |
| Mar 27, 3:50 AM CDT | Hard Freeze Watch | OHX | 24 hr |
| Mar 27, 3:50 AM CDT | Hard Freeze Warning | OHX | 30 hr |
| Mar 28, 3:48 AM CDT | Hard Freeze Warning | OHX | 30 hr |
| Apr 2, 1:57 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Apr 3, 3:47 AM CDT | Wind Advisory | OHX | 18 hr |
| Apr 3, 3:10 PM CDT | Tornado Watch | SPC | 6 hr |
| Apr 3, 5:54 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Apr 3, 6:02 PM CDT | Severe Thunderstorm Warning | OHX | 43 min |
| Apr 3, 6:14 PM CDT | Severe Thunderstorm Warning | OHX | 46 min |
| Apr 3, 6:41 PM CDT | Severe Thunderstorm Warning | OHX | 49 min |
| Apr 3, 7:29 PM CDT | Severe Thunderstorm Warning | OHX | 22 min |
| Apr 4, 2:41 AM CDT | Freeze Warning | OHX | 29 hr |
| Apr 10, 1:54 AM CDT | Mesoscale Discussion | SPC | 96 min |
| Apr 10, 3:09 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Apr 19, 1:14 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 19, 4:34 PM CDT | Special Weather Statement | OHX | 41 min |
| Apr 19, 5:20 PM CDT | Severe Thunderstorm Warning | OHX | 25 min |
| Apr 19, 5:34 PM CDT | Severe Thunderstorm Warning | OHX | 26 min |
| Apr 20, 12:45 AM CDT | Mesoscale Discussion | SPC | 90 min |
| Apr 20, 1:09 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 20, 2:31 AM CDT | Special Weather Statement | OHX | 59 min |
| Apr 20, 2:36 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Apr 23, 1:57 PM CDT | Frost Advisory | OHX | 18 hr |
| May 25, 2:59 PM CDT | Severe Thunderstorm Warning | OHX | 31 min |
| May 26, 4:38 PM CDT | Special Weather Statement | OHX | 112 min |
| May 26, 4:39 PM CDT | Special Weather Statement | OHX | 111 min |
| Jun 8, 12:08 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 8, 12:57 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 8, 1:14 PM CDT | Severe Thunderstorm Warning | OHX | 46 min |
| Jun 8, 3:24 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jun 9, 5:01 AM CDT | Dense Fog Advisory | OHX | 3 hr |
| Jun 24, 1:45 PM CDT | Special Weather Statement | OHX | 45 min |
| Jun 30, 12:37 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 1, 11:29 AM CDT | Mesoscale Discussion | SPC | 61 min |
| Jul 1, 11:45 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 1, 3:04 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jul 2, 5:50 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 2, 9:54 PM CDT | Flash Flood Watch | OHX | 57 hr |
| Jul 12, 12:37 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 13, 5:55 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 14, 12:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jul 14, 1:46 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 14, 2:41 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Jul 14, 3:18 PM CDT | Severe Thunderstorm Warning | OHX | 27 min |
| Jul 14, 3:41 PM CDT | Severe Thunderstorm Warning | OHX | 34 min |
| Jul 14, 3:53 PM CDT | Severe Thunderstorm Warning | OHX | 21 min |
| Jul 14, 3:57 PM CDT | Tornado Warning | OHX | 13 min |
| Jul 14, 4:12 PM CDT | Severe Thunderstorm Warning | OHX | 48 min |
| Jul 14, 5:24 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 14, 11:25 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jul 15, 1:02 AM CDT | Special Weather Statement | OHX | 43 min |
| Jul 18, 1:05 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 20, 1:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Aug 16, 1:31 PM CDT | Special Weather Statement | OHX | 29 min |
| Aug 19, 12:30 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 19, 3:28 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 29, 5:28 PM CDT | Special Weather Statement | OHX | 32 min |
| Oct 16, 1:42 PM CDT | Frost Advisory | OHX | 18 hr |
| Oct 17, 1:57 AM CDT | Frost Advisory | OHX | 31 hr |
| Oct 17, 2:49 PM CDT | Freeze Warning | OHX | 18 hr |
| Oct 18, 2:03 AM CDT | Frost Advisory | OHX | 30 hr |
| Nov 3, 12:18 AM CST | Dense Fog Advisory | OHX | 11 hr |
| Nov 12, 1:16 PM CST | Freeze Watch | OHX | 14 hr |
| Nov 13, 3:29 AM CST | Freeze Warning | OHX | 30 hr |
| Nov 17, 3:37 AM CST | Wind Advisory | OHX | 32 hr |
| Nov 30, 3:07 AM CST | Flood Watch | OHX | 45 hr |
| Dec 9, 10:00 PM CST | Dense Fog Advisory | OHX | 10 hr |
| Dec 13, 2:34 AM CST | Wind Advisory | OHX | 27 hr |
| Dec 23, 4:26 PM CST | Mesoscale Discussion | SPC | 64 min |
| Dec 23, 10:11 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 23, 10:33 PM CST | Tornado Watch | SPC | 5 hr |
| Dec 24, 8:47 PM CST | Flood Watch | OHX | 33 hr |
| Dec 25, 7:47 AM CST | Special Weather Statement | OHX | 43 min |
| Dec 25, 8:26 AM CST | Areal Flood Warning | OHX | 3 hr |
| Dec 25, 8:52 AM CST | Areal Flood Advisory | OHX | 3 hr |
| Dec 25, 11:30 AM CST | Areal Flood Warning | OHX | 3 hr |
| Dec 25, 11:52 AM CST | Areal Flood Warning | OHX | 3 hr |
| Dec 25, 2:28 PM CST | Areal Flood Warning | OHX | 3 hr |
| Dec 25, 5:29 PM CST | Areal Flood Warning | OHX | 3 hr |
| Dec 27, 1:04 PM CST | Flash Flood Watch | OHX | 29 hr |
| Dec 28, 1:30 AM CST | Wind Advisory | OHX | 17 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20142016
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.