Alert archive / Mississippi / Tallahatchie County
Weather alerts in Tallahatchie County, Mississippi, 2017
101 weather alerts in 2017, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Tallahatchie County and its neighbors
Each county as a circle sized by its count in 2017. Tap one for its archive.
- Alerts
- 101
- Warnings
- 14
- Watches
- 17
- Advisories
- 35
- Busiest month
- March16 alerts
- Busiest day
- June 16, 20176 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Tallahatchie County, 2017
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 7 | 3 | 57% | 4 | 75% | 17 min |
| Flash flood warnings | 1 | 0 | 100% | 0 |
Each office's whole area, 2017
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Memphis, TN: tornado warnings | 71 | 14 | 80% | 25 | 68% | 17 min |
| NWS Memphis, TN: severe thunderstorm warnings | 272 | 132 | 51% | 389 | 70% | 23 min |
| NWS Memphis, TN: flash flood warnings | 99 | 29 | 71% | 71 | 75% | 107 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 |
|---|---|---|---|
| Dec 31, 9:34 PM CST | Dense Fog Advisory | MEG | 11 hr |
| Jan 1, 6:19 PM CST | Dense Fog Advisory | MEG | 16 hr |
| Jan 5, 5:45 PM CST | Winter Weather Advisory | MEG | 25 hr |
| Jan 6, 2:14 PM CST | Wind Chill Advisory | MEG | 19 hr |
| Jan 9, 6:16 PM CST | Wind Advisory | MEG | 24 hr |
| Jan 13, 10:08 PM CST | Dense Fog Advisory | MEG | 13 hr |
| Jan 15, 1:04 AM CST | Dense Fog Advisory | MEG | 10 hr |
| Jan 21, 5:32 PM CST | Mesoscale Discussion | SPC | 118 min |
| Jan 21, 10:45 PM CST | Severe Thunderstorm Warning | MEG | 45 min |
| Jan 21, 11:14 PM CST | Severe Thunderstorm Warning | MEG | 33 min |
| Jan 22, 4:45 AM CST | Wind Advisory | MEG | 22 hr |
| Feb 6, 10:59 PM CST | Severe Thunderstorm Watch | SPC | 9 hr |
| Feb 7, 12:22 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 7, 11:25 PM CST | Dense Fog Advisory | MEG | 10 hr |
| Feb 23, 3:32 AM CST | Dense Fog Advisory | MEG | 5 hr |
| Feb 24, 7:34 PM CST | Special Weather Statement | MEG | 41 min |
| Feb 28, 2:10 AM CST | Mesoscale Discussion | SPC | 3 hr |
| Mar 1, 10:08 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 7, 12:15 AM CST | Wind Advisory | MEG | 6 hr |
| Mar 7, 2:58 AM CST | Mesoscale Discussion | SPC | 92 min |
| Mar 7, 3:37 AM CST | Severe Thunderstorm Watch | SPC | 8 hr |
| Mar 7, 8:03 AM CST | Mesoscale Discussion | SPC | 117 min |
| Mar 11, 3:45 AM CST | Frost Advisory | MEG | 30 hr |
| Mar 13, 2:40 PM CDT | Freeze Watch | MEG | 13 hr |
| Mar 14, 3:46 AM CDT | Freeze Watch | MEG | 23 hr |
| Mar 14, 3:46 AM CDT | Freeze Warning | MEG | 32 hr |
| Mar 15, 3:03 AM CDT | Freeze Warning | MEG | 31 hr |
| Mar 23, 2:09 PM CDT | Wind Advisory | MEG | 38 hr |
| Mar 25, 3:09 AM CDT | Severe Thunderstorm Warning | MEG | 51 min |
| Mar 25, 3:52 AM CDT | Severe Thunderstorm Warning | MEG | 38 min |
| Mar 27, 12:08 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Mar 27, 3:33 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Mar 27, 3:39 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 2, 5:06 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Apr 2, 5:26 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Apr 2, 5:30 PM CDT | Severe Thunderstorm Warning | MEG | 60 min |
| Apr 2, 8:39 PM CDT | Wind Advisory | MEG | 7 hr |
| Apr 5, 3:33 AM CDT | Wind Advisory | MEG | 31 hr |
| Apr 17, 12:59 PM CDT | Severe Thunderstorm Warning | MEG | 31 min |
| Apr 22, 12:41 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 22, 12:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Apr 26, 4:06 AM CDT | Wind Advisory | MEG | 15 hr |
| Apr 26, 5:02 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 27, 4:08 AM CDT | Flash Flood Watch | MEG | 3 days |
| Apr 28, 1:55 PM CDT | Wind Advisory | MEG | 29 hr |
| Apr 29, 8:19 PM CDT | River Flood Warning | MEG | 47 hr |
| Apr 30, 2:17 AM CDT | Wind Advisory | MEG | 17 hr |
| Apr 30, 6:59 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 30, 9:58 AM CDT | Severe Thunderstorm Warning | MEG | 62 min |
| May 5, 9:11 AM CDT | Wind Advisory | MEG | 9 hr |
| May 12, 5:41 PM CDT | Special Weather Statement | MEG | 34 min |
| May 12, 6:06 PM CDT | Areal Flood Advisory | MEG | 54 min |
| May 17, 2:28 AM CDT | Wind Advisory | MEG | 16 hr |
| May 27, 11:46 PM CDT | Mesoscale Discussion | SPC | 59 min |
| May 28, 12:18 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 28, 2:11 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 15, 11:36 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 16, 5:34 AM CDT | Special Weather Statement | MEG | 41 min |
| Jun 16, 12:05 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 16, 12:42 PM CDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Jun 16, 2:53 PM CDT | Special Weather Statement | MEG | 52 min |
| Jun 16, 3:40 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 16, 6:19 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jun 18, 1:48 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Jun 22, 2:47 AM CDT | Flash Flood Watch | MEG | 41 hr |
| Jun 22, 1:47 PM CDT | Flash Flood Watch | MEG | 30 hr |
| Jun 22, 3:48 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jun 22, 6:59 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jun 22, 8:57 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Jun 23, 9:04 AM CDT | Wind Advisory | MEG | 4 hr |
| Jun 23, 2:04 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 4, 5:58 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 6, 4:07 AM CDT | Special Weather Statement | MEG | 38 min |
| Jul 9, 1:26 AM CDT | Dense Fog Advisory | MEG | 7 hr |
| Jul 19, 3:43 AM CDT | Heat Advisory | MEG | 5 days |
| Jul 24, 3:22 PM CDT | Heat Advisory | MEG | 3 days |
| Aug 14, 7:37 AM CDT | Flash Flood Warning | MEG | 3 hr |
| Aug 20, 3:21 AM CDT | Heat Advisory | MEG | 15 hr |
| Aug 22, 2:06 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 29, 3:48 PM CDT | Flash Flood Watch | MEG | 68 hr |
| Aug 30, 3:00 PM CDT | River Flood Warning | MEG | 68 hr |
| Aug 30, 3:45 PM CDT | Wind Advisory | MEG | 47 hr |
| Sep 3, 2:07 AM CDT | Dense Fog Advisory | MEG | 7 hr |
| Sep 5, 2:36 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Oct 27, 3:46 AM CDT | Freeze Watch | MEG | 23 hr |
| Oct 28, 2:41 AM CDT | Freeze Warning | MEG | 31 hr |
| Oct 29, 7:45 PM CDT | Frost Advisory | MEG | 12 hr |
| Nov 3, 3:49 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Nov 3, 5:21 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Nov 3, 7:25 PM CDT | Special Weather Statement | MEG | 35 min |
| Nov 3, 7:59 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Nov 3, 8:01 PM CDT | Special Weather Statement | MEG | 14 min |
| Nov 17, 3:25 PM CST | Wind Advisory | MEG | 28 hr |
| Dec 13, 9:50 AM CST | Red Flag Warning | MEG | 8 hr |
| Dec 17, 10:40 PM CST | Dense Fog Advisory | MEG | 10 hr |
| Dec 18, 8:25 PM CST | Dense Fog Advisory | MEG | 15 hr |
| Dec 21, 2:41 AM CST | Dense Fog Advisory | MEG | 6 hr |
| Dec 21, 8:56 AM CST | Dense Fog Advisory | MEG | 2 hr |
| Dec 22, 11:11 PM CST | Mesoscale Discussion | SPC | 3 hr |
| Dec 23, 2:17 AM CST | Special Weather Statement | MEG | 43 min |
| Dec 30, 3:56 AM CST | Winter Weather Advisory | MEG | 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 | 7 |
| Severe Thunderstorm Watch | 10 |
| Mesoscale Discussion | 27 |
| Special Weather Statement | 8 |
| Flooding | |
| Flash Flood Warning | 1 |
| River Flood Warning | 2 |
| Flash Flood Watch | 4 |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Weather Advisory | 2 |
| Heat | |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 3 |
| Frost Advisory | 2 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 14 |
| Fire | |
| Red Flag Warning | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 12 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20162018
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.