Alert archive / Mississippi / Warren County
Weather alerts in Warren County, Mississippi, 2015
144 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
- 144
- Warnings
- 39
- Watches
- 20
- Advisories
- 33
- Busiest month
- April23 alerts
- Busiest day
- November 18, 20157 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
1 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 | 1 | 0% | 0 | ||
| Severe thunderstorm warnings | 21 | 11 | 48% | 16 | 63% | 21 min |
| Flash flood warnings | 4 | 4 | 0% | 12 | 83% | 80 min |
Each office's whole area, 2015
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Jackson, MS: tornado warnings | 53 | 18 | 66% | 67 | 81% | 17 min |
| NWS Jackson, MS: severe thunderstorm warnings | 441 | 223 | 49% | 526 | 75% | 22 min |
| NWS Jackson, MS: flash flood warnings | 95 | 42 | 56% | 113 | 76% | 67 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 2, 3:01 PM CST | Flash Flood Watch | JAN | 33 hr |
| Jan 3, 10:32 AM CST | River Flood Warning | JAN | 8 days |
| Jan 3, 12:41 PM CST | Special Weather Statement | JAN | 44 min |
| Jan 6, 5:05 AM CST | Hard Freeze Watch | JAN | 22 hr |
| Jan 6, 3:14 PM CST | Hard Freeze Warning | JAN | 51 hr |
| Jan 7, 3:23 AM CST | Wind Chill Advisory | JAN | 30 hr |
| Jan 7, 2:49 PM CST | Wind Advisory | JAN | 3 hr |
| Feb 1, 2:28 PM CST | Mesoscale Discussion | SPC | 92 min |
| Feb 1, 4:34 PM CST | Special Weather Statement | JAN | 46 min |
| Feb 1, 4:52 PM CST | Severe Thunderstorm Warning | JAN | 38 min |
| Feb 15, 2:49 PM CST | Winter Weather Advisory | JAN | 30 hr |
| Feb 20, 6:17 AM CST | Freezing Rain Advisory | JAN | 5 hr |
| Feb 21, 3:27 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 22, 4:21 AM CST | Freezing Rain Advisory | JAN | 53 hr |
| Feb 23, 9:42 AM CST | River Flood Warning | JAN | 33 days |
| Feb 23, 7:42 PM CST | Mesoscale Discussion | SPC | 3 hr |
| Feb 24, 3:06 PM CST | Winter Weather Advisory | JAN | 31 hr |
| Mar 2, 1:54 AM CST | Dense Fog Advisory | JAN | 8 hr |
| Mar 2, 2:39 PM CST | Dense Fog Advisory | JAN | 18 hr |
| Mar 2, 3:26 PM CST | Winter Storm Watch | JAN | 48 hr |
| Mar 4, 3:35 AM CST | Winter Storm Warning | JAN | 35 hr |
| Mar 5, 4:03 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Mar 11, 12:59 PM CDT | River Flood Advisory | JAN | 36 hr |
| Mar 11, 3:29 PM CDT | Flash Flood Watch | JAN | 47 hr |
| Mar 13, 12:55 PM CDT | River Flood Advisory | JAN | 36 hr |
| Mar 15, 5:03 AM CDT | Dense Fog Advisory | JAN | 5 hr |
| Mar 15, 11:46 AM CDT | River Flood Advisory | JAN | 16 days |
| Apr 1, 11:20 AM CDT | River Flood Advisory | JAN | 36 hr |
| Apr 1, 11:39 AM CDT | River Flood Warning | JAN | 40 hr |
| Apr 3, 3:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Apr 3, 5:55 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 3, 9:16 PM CDT | Special Weather Statement | JAN | 59 min |
| Apr 6, 1:06 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Apr 9, 2:13 PM CDT | River Flood Advisory | JAN | 10 days |
| Apr 19, 2:56 AM CDT | Mesoscale Discussion | SPC | 94 min |
| Apr 19, 8:02 PM CDT | Tornado Watch | SPC | 5 hr |
| Apr 19, 10:16 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Apr 20, 10:13 AM CDT | River Flood Warning | JAN | 8 days |
| Apr 20, 11:51 AM CDT | River Flood Advisory | JAN | 36 hr |
| Apr 22, 11:36 AM CDT | River Flood Advisory | JAN | 36 hr |
| Apr 22, 5:56 PM CDT | Severe Thunderstorm Warning | JAN | 63 min |
| Apr 24, 10:05 AM CDT | River Flood Warning | JAN | 9 days |
| Apr 24, 12:25 PM CDT | River Flood Advisory | JAN | 36 hr |
| Apr 24, 9:20 PM CDT | Mesoscale Discussion | SPC | 55 min |
| Apr 24, 9:59 PM CDT | Tornado Watch | SPC | 4 hr |
| Apr 24, 11:45 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Apr 25, 12:18 AM CDT | Severe Thunderstorm Warning | JAN | 57 min |
| Apr 25, 1:05 AM CDT | Severe Thunderstorm Warning | JAN | 55 min |
| Apr 25, 2:07 AM CDT | Mesoscale Discussion | SPC | 83 min |
| Apr 27, 11:00 AM CDT | River Flood Advisory | JAN | 36 hr |
| May 17, 2:42 PM CDT | Special Weather Statement | JAN | 33 min |
| May 17, 9:24 PM CDT | Special Weather Statement | JAN | 36 min |
| May 18, 3:40 AM CDT | Special Weather Statement | JAN | 50 min |
| May 18, 3:48 AM CDT | Flash Flood Watch | JAN | 11 hr |
| May 18, 4:20 AM CDT | Flash Flood Warning | JAN | 3 hr |
| May 18, 7:05 AM CDT | Flash Flood Warning | JAN | 6 hr |
| May 18, 7:24 AM CDT | Special Weather Statement | JAN | 51 min |
| May 19, 5:32 AM CDT | Dense Fog Advisory | JAN | 3 hr |
| May 24, 1:49 PM CDT | Tornado Watch | SPC | 8 hr |
| May 24, 5:03 PM CDT | Mesoscale Discussion | SPC | 117 min |
| May 24, 7:42 PM CDT | Mesoscale Discussion | SPC | 93 min |
| May 25, 4:38 PM CDT | Severe Thunderstorm Warning | JAN | 52 min |
| May 25, 10:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| May 25, 10:37 PM CDT | Tornado Watch | SPC | 6 hr |
| May 26, 12:12 AM CDT | Severe Thunderstorm Warning | JAN | 78 min |
| May 26, 9:05 AM CDT | River Flood Warning | JAN | 7 days |
| Jun 9, 2:50 PM CDT | Special Weather Statement | JAN | 40 min |
| Jun 9, 2:54 PM CDT | Severe Thunderstorm Warning | JAN | 36 min |
| Jun 9, 3:51 PM CDT | Severe Thunderstorm Warning | JAN | 54 min |
| Jun 9, 4:31 PM CDT | Flash Flood Warning | JAN | 3 hr |
| Jun 10, 8:36 PM CDT | Special Weather Statement | JAN | 24 min |
| Jun 10, 9:09 PM CDT | Special Weather Statement | JAN | 36 min |
| Jun 13, 4:02 PM CDT | Special Weather Statement | JAN | 28 min |
| Jun 17, 5:15 PM CDT | River Flood Advisory | JAN | 17 days |
| Jun 22, 3:38 PM CDT | Heat Advisory | JAN | 68 hr |
| Jun 24, 1:55 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Jun 24, 5:06 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 24, 6:10 PM CDT | Severe Thunderstorm Warning | JAN | 50 min |
| Jun 26, 1:02 PM CDT | River Flood Warning | JAN | 40 days |
| Jun 26, 4:43 PM CDT | Special Weather Statement | JAN | 32 min |
| Jun 30, 1:09 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 3, 2:58 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 4, 3:37 AM CDT | Flash Flood Watch | JAN | 11 hr |
| Jul 4, 10:54 AM CDT | Special Weather Statement | JAN | 36 min |
| Jul 5, 8:07 AM CDT | Severe Thunderstorm Warning | JAN | 53 min |
| Jul 5, 9:20 AM CDT | Flash Flood Watch | JAN | 10 hr |
| Jul 7, 5:46 PM CDT | Special Weather Statement | JAN | 29 min |
| Jul 7, 6:04 PM CDT | Severe Thunderstorm Warning | JAN | 26 min |
| Jul 7, 6:11 PM CDT | Severe Thunderstorm Warning | JAN | 34 min |
| Jul 10, 5:42 PM CDT | Special Weather Statement | JAN | 33 min |
| Jul 10, 6:09 PM CDT | Special Weather Statement | JAN | 36 min |
| Jul 12, 3:28 AM CDT | Heat Advisory | JAN | 11 days |
| Jul 23, 3:15 AM CDT | Heat Advisory | JAN | 40 hr |
| Jul 24, 9:37 PM CDT | Heat Advisory | JAN | 6 days |
| Jul 30, 4:04 AM CDT | Excessive Heat Warning | JAN | 15 hr |
| Aug 5, 4:15 PM CDT | Heat Advisory | JAN | 4 days |
| Aug 8, 4:57 AM CDT | Excessive Heat Warning | JAN | 62 hr |
| Aug 8, 5:06 PM CDT | Severe Thunderstorm Warning | JAN | 54 min |
| Aug 8, 5:12 PM CDT | Special Weather Statement | JAN | 33 min |
| Aug 10, 4:06 AM CDT | Heat Advisory | JAN | 39 hr |
| Aug 11, 4:06 AM CDT | Special Weather Statement | JAN | 39 min |
| Aug 11, 4:20 AM CDT | Severe Thunderstorm Warning | JAN | 55 min |
| Aug 11, 4:52 AM CDT | Severe Thunderstorm Warning | JAN | 53 min |
| Aug 11, 7:29 AM CDT | Special Weather Statement | JAN | 31 min |
| Aug 11, 9:11 AM CDT | Special Weather Statement | JAN | 34 min |
| Aug 22, 7:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 11, 5:52 PM CDT | Special Weather Statement | JAN | 53 min |
| Oct 15, 2:12 PM CDT | Fire Weather Watch | JAN | 3 days |
| Oct 25, 3:50 AM CDT | Flash Flood Watch | JAN | 30 hr |
| Oct 26, 4:55 AM CDT | Wind Advisory | JAN | 14 hr |
| Oct 31, 3:54 AM CDT | Flash Flood Watch | JAN | 20 hr |
| Oct 31, 12:15 PM CDT | Special Weather Statement | JAN | 30 min |
| Nov 16, 10:35 AM CST | Flash Flood Watch | JAN | 43 hr |
| Nov 16, 3:11 PM CST | Wind Advisory | JAN | 27 hr |
| Nov 17, 12:19 PM CST | Mesoscale Discussion | SPC | 116 min |
| Nov 17, 12:36 PM CST | Tornado Watch | SPC | 7 hr |
| Nov 17, 6:41 PM CST | Special Weather Statement | JAN | 49 min |
| Nov 17, 6:53 PM CST | Mesoscale Discussion | SPC | 97 min |
| Nov 17, 7:18 PM CST | Severe Thunderstorm Warning | JAN | 28 min |
| Nov 17, 7:45 PM CST | Tornado Watch | SPC | 7 hr |
| Nov 17, 9:02 PM CST | Severe Thunderstorm Warning | JAN | 58 min |
| Nov 17, 9:16 PM CST | Tornado Warning | JAN | 29 min |
| Nov 17, 9:18 PM CST | Flash Flood Warning | JAN | 6 hr |
| Nov 19, 10:20 AM CST | River Flood Warning | JAN | 53 hr |
| Nov 21, 3:56 AM CST | Freeze Warning | JAN | 53 hr |
| Dec 10, 12:03 AM CST | Dense Fog Advisory | JAN | 9 hr |
| Dec 12, 2:50 PM CST | Wind Advisory | JAN | 33 hr |
| Dec 13, 4:44 PM CST | Special Weather Statement | JAN | 46 min |
| Dec 13, 4:54 PM CST | Severe Thunderstorm Warning | JAN | 51 min |
| Dec 13, 5:12 PM CST | Severe Thunderstorm Warning | JAN | 48 min |
| Dec 22, 5:00 AM CST | Dense Fog Advisory | JAN | 5 hr |
| Dec 23, 2:34 AM CST | Mesoscale Discussion | SPC | 86 min |
| Dec 23, 11:57 AM CST | Tornado Watch | SPC | 9 hr |
| Dec 24, 3:31 AM CST | Dense Fog Advisory | JAN | 6 hr |
| Dec 25, 7:45 AM CST | Mesoscale Discussion | SPC | 3 hr |
| Dec 25, 9:48 PM CST | Special Weather Statement | JAN | 27 min |
| Dec 25, 10:23 PM CST | Special Weather Statement | JAN | 52 min |
| Dec 27, 3:15 PM CST | Mesoscale Discussion | SPC | 90 min |
| Dec 27, 3:38 PM CST | Wind Advisory | JAN | 16 hr |
| Dec 27, 9:57 PM CST | Tornado Watch | SPC | 7 hr |
| Dec 27, 11:49 PM CST | Mesoscale Discussion | SPC | 86 min |
| Dec 28, 2:03 AM CST | Mesoscale Discussion | SPC | 117 min |
| Dec 28, 2:38 AM CST | Severe Thunderstorm Warning | JAN | 54 min |
| Dec 28, 3:30 AM CST | Severe Thunderstorm Warning | JAN | 60 min |
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.