Alert archive / Tennessee / Dyer County
Weather alerts in Dyer County, Tennessee, 2026
112 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Dyer County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 112
- Warnings
- 30
- Watches
- 18
- Advisories
- 39
- Busiest month
- April21 alerts
- Busiest day
- April 28, 202611 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 2 tornado warnings covering Dyer County in 2026 had a tornado report inside them; 0 of 1 tornado reports fell inside a warning.
Dyer County, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 0 | 100% | 1 | 0% | |
| Severe thunderstorm warnings | 17 | 13 | 24% | 7 | 100% | 21 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Memphis, TN: tornado warnings | 21 | 3 | 86% | 10 | 60% | 21 min |
| NWS Memphis, TN: severe thunderstorm warnings | 237 | 165 | 30% | 371 | 84% | 20 min |
| NWS Memphis, TN: flash flood warnings | 27 | 19 | 30% | 50 | 84% | 54 min |
An office's figures cover every county it serves, including across state lines.
The year is still running; reports filed late and damage surveys can still change these figures.
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 6, 7:27 PM CST | Dense Fog Advisory | MEG | 16 hr |
| Jan 7, 8:55 PM CST | Dense Fog Advisory | MEG | 11 hr |
| Jan 21, 1:43 AM CST | Winter Storm Watch | MEG | 34 hr |
| Jan 21, 8:49 PM CST | Dense Fog Advisory | MEG | 12 hr |
| Jan 22, 5:34 AM CST | Freezing Fog Advisory | MEG | 3 hr |
| Jan 22, 11:36 AM CST | Winter Storm Warning | MEG | 3 days |
| Jan 23, 5:02 AM CST | Cold Weather Advisory | MEG | 61 hr |
| Jan 23, 11:56 AM CST | Extreme Cold Watch | MEG | 22 hr |
| Jan 24, 5:54 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 24, 10:07 AM CST | Extreme Cold Warning | MEG | 71 hr |
| Jan 24, 7:46 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 25, 1:23 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 28, 4:15 AM CST | Freezing Fog Advisory | MEG | 4 hr |
| Jan 29, 12:01 PM CST | Cold Weather Advisory | MEG | 70 hr |
| Feb 3, 2:56 PM CST | Dense Fog Advisory | MEG | 6 hr |
| Feb 15, 7:16 AM CST | River Flood Warning | MEG | 17 hr |
| Feb 16, 12:40 AM CST | Dense Fog Advisory | MEG | 10 hr |
| Feb 17, 9:19 PM CST | Wind Advisory | MEG | 9 hr |
| Feb 27, 1:18 AM CST | Dense Fog Advisory | MEG | 8 hr |
| Mar 7, 7:53 AM CST | Severe Thunderstorm Watch | SPC | 8 hr |
| Mar 7, 9:37 AM CST | Special Weather Statement | MEG | 38 min |
| Mar 7, 11:01 AM CST | Areal Flood Advisory | MEG | 3 hr |
| Mar 14, 10:34 AM CDT | Wind Advisory | MEG | 44 hr |
| Mar 14, 11:02 AM CDT | Freeze Watch | MEG | 16 hr |
| Mar 14, 11:02 AM CDT | Freeze Watch | MEG | 40 hr |
| Mar 15, 2:51 AM CDT | Freeze Warning | MEG | 33 hr |
| Mar 15, 3:27 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Mar 15, 3:57 PM CDT | Tornado Watch | SPC | 7 hr |
| Mar 15, 6:41 PM CDT | Severe Thunderstorm Warning | MEG | 49 min |
| Mar 15, 6:43 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 15, 6:53 PM CDT | Tornado Warning | MEG | 22 min |
| Mar 15, 7:26 PM CDT | Severe Thunderstorm Warning | MEG | 64 min |
| Mar 16, 2:55 AM CDT | Freeze Warning | MEG | 32 hr |
| Apr 1, 1:38 PM CDT | Wind Advisory | MEG | 29 hr |
| Apr 16, 2:03 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 16, 5:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Apr 16, 7:20 PM CDT | Special Weather Statement | MEG | 25 min |
| Apr 16, 7:26 PM CDT | Severe Thunderstorm Warning | MEG | 49 min |
| Apr 19, 3:08 AM CDT | Dense Fog Advisory | MEG | 5 hr |
| Apr 24, 11:35 PM CDT | Dense Fog Advisory | MEG | 9 hr |
| Apr 27, 1:44 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 27, 2:46 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 27, 6:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Apr 27, 9:48 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 27, 10:09 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 27, 10:54 PM CDT | Severe Thunderstorm Warning | MEG | 66 min |
| Apr 27, 11:54 PM CDT | Severe Thunderstorm Warning | MEG | 66 min |
| Apr 28, 12:32 AM CDT | Tornado Warning | MEG | 26 min |
| Apr 28, 12:53 AM CDT | Severe Thunderstorm Warning | MEG | 52 min |
| Apr 28, 2:18 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Apr 28, 2:32 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 28, 4:35 PM CDT | Severe Thunderstorm Warning | MEG | 40 min |
| Apr 28, 5:11 PM CDT | Severe Thunderstorm Warning | MEG | 49 min |
| Apr 28, 6:07 PM CDT | Areal Flood Warning | MEG | 3 hr |
| May 19, 4:31 PM CDT | Mesoscale Discussion | SPC | 59 min |
| May 27, 3:23 AM CDT | Dense Fog Advisory | MEG | 7 hr |
| May 31, 4:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| May 31, 5:39 PM CDT | Severe Thunderstorm Warning | MEG | 51 min |
| May 31, 6:05 PM CDT | Severe Thunderstorm Warning | MEG | 27 min |
| Jun 8, 12:49 PM CDT | Heat Advisory | MEG | 31 hr |
| Jun 13, 12:40 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jun 13, 3:09 PM CDT | Severe Thunderstorm Warning | MEG | 51 min |
| Jun 13, 3:55 PM CDT | Severe Thunderstorm Warning | MEG | 50 min |
| Jun 13, 3:55 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jun 26, 9:57 AM CDT | Flood Watch | MEG | 38 hr |
| Jun 27, 9:39 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 27, 11:54 AM CDT | Heat Advisory | MEG | 7 days |
| Jun 27, 11:54 AM CDT | Extreme Heat Watch | MEG | 71 hr |
| Jun 29, 10:48 AM CDT | Heat Advisory | MEG | 6 days |
| Jul 1, 12:48 PM CDT | Heat Advisory | MEG | 4 days |
| Jul 1, 12:48 PM CDT | Extreme Heat Warning | MEG | 31 hr |
| Jul 6, 3:55 AM CDT | Dense Fog Advisory | MEG | 4 hr |
| Jul 8, 12:20 PM CDT | Flood Watch | MEG | 3 days |
| Jul 9, 6:01 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 9, 8:25 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jul 10, 7:52 AM CDT | Areal Flood Advisory | MEG | 3 hr |
| Jul 10, 11:11 AM CDT | River Flood Warning | MEG | 47 hr |
| Jul 11, 12:34 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 11, 1:28 PM CDT | Severe Thunderstorm Warning | MEG | 44 min |
| Jul 11, 1:55 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 11, 2:17 PM CDT | Severe Thunderstorm Warning | MEG | 43 min |
| Jul 15, 7:02 PM CDT | Areal Flood Advisory | MEG | 118 min |
| Jul 16, 4:36 AM CDT | Dense Fog Advisory | MEG | 3 hr |
| Jul 18, 12:07 PM CDT | Heat Advisory | MEG | 33 hr |
| Jul 18, 7:42 PM CDT | Severe Thunderstorm Warning | MEG | 29 min |
| Jul 19, 11:47 AM CDT | Heat Advisory | MEG | 57 hr |
| Jul 19, 11:47 AM CDT | Extreme Heat Warning | MEG | 57 hr |
| Jul 21, 12:15 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 21, 5:09 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 25, 11:17 AM CDT | Extreme Heat Warning | MEG | 3 days |
| Aug 9, 11:08 AM CDT | Heat Advisory | MEG | 33 hr |
| Aug 10, 12:05 PM CDT | Heat Advisory | MEG | 32 hr |
| Aug 11, 9:59 AM CDT | Heat Advisory | MEG | 71 hr |
| Aug 12, 4:06 AM CDT | Extreme Heat Warning | MEG | 5 days |
| Aug 16, 10:17 AM CDT | Heat Advisory | MEG | 34 hr |
| Aug 18, 11:31 PM CDT | Heat Advisory | MEG | 20 hr |
| Aug 19, 9:42 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 19, 11:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Aug 20, 1:49 AM CDT | Mesoscale Discussion | SPC | 86 min |
| Aug 20, 1:58 AM CDT | Severe Thunderstorm Warning | MEG | 47 min |
| Aug 20, 2:11 AM CDT | Areal Flood Advisory | MEG | 2 hr |
| Aug 20, 2:34 AM CDT | Severe Thunderstorm Warning | MEG | 41 min |
| Aug 22, 2:14 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 26, 10:20 AM CDT | Special Weather Statement | MEG | 25 min |
| Aug 27, 4:31 AM CDT | Dense Fog Advisory | MEG | 4 hr |
| Aug 30, 12:34 PM CDT | Heat Advisory | MEG | 31 hr |
| Aug 31, 12:07 PM CDT | Heat Advisory | MEG | 32 hr |
| Sep 1, 10:43 AM CDT | Heat Advisory | MEG | 5 days |
| Sep 8, 11:58 AM CDT | Heat Advisory | MEG | 32 hr |
| Sep 10, 2:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 11, 3:24 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 13, 12:25 PM CDT | Heat Advisory | MEG | 6 days |
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 archive2025
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.