Alert archive / Mississippi / Hancock County
Weather alerts in Hancock County, Mississippi, 2015
122 weather alerts in 2015, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Hancock County and its neighbors
Each county as a circle sized by its count in 2015. Tap one for its archive.
- Alerts
- 122
- Warnings
- 32
- Watches
- 12
- Advisories
- 5
- Busiest month
- April29 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.
Hancock County, 2015
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 13 | 5 | 62% | 4 | 75% | 17 min |
| Flash flood warnings | 9 | 4 | 56% | 2 | 100% | 156 min |
Each office's whole area, 2015
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS New Orleans, LA: tornado warnings | 70 | 9 | 87% | 30 | 43% | 7 min |
| NWS New Orleans, LA: severe thunderstorm warnings | 165 | 49 | 70% | 141 | 65% | 18 min |
| NWS New Orleans, LA: flash flood warnings | 35 | 15 | 57% | 34 | 94% | 69 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, 10:24 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Jan 3, 11:00 AM CST | River Flood Warning | LIX | 11 days |
| Jan 3, 11:04 AM CST | Tornado Watch | SPC | 7 hr |
| Jan 3, 11:23 AM CST | Special Weather Statement | LIX | 67 min |
| Jan 3, 12:00 PM CST | Mesoscale Discussion | SPC | 90 min |
| Jan 3, 5:31 PM CST | Mesoscale Discussion | SPC | 44 min |
| Jan 3, 11:47 PM CST | Special Weather Statement | LIX | 58 min |
| Feb 16, 5:15 PM CST | Special Weather Statement | LIX | 90 min |
| Feb 18, 11:35 AM CST | Red Flag Warning | LIX | 6 hr |
| Feb 24, 8:59 PM CST | River Flood Warning | LIX | 36 days |
| Feb 26, 8:17 PM CST | River Flood Warning | LIX | 34 days |
| Mar 9, 5:45 PM CDT | Areal Flood Advisory | LIX | 2 hr |
| Mar 10, 2:01 PM CDT | Areal Flood Advisory | LIX | 119 min |
| Mar 10, 2:56 PM CDT | Areal Flood Advisory | LIX | 3 hr |
| Apr 6, 1:06 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Apr 7, 5:48 AM CDT | Special Weather Statement | LIX | 72 min |
| Apr 10, 12:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Apr 10, 3:14 PM CDT | Special Weather Statement | LIX | 61 min |
| Apr 10, 3:38 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Apr 13, 7:59 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 13, 10:21 AM CDT | Special Weather Statement | LIX | 69 min |
| Apr 13, 11:52 AM CDT | Special Weather Statement | LIX | 53 min |
| Apr 14, 7:34 AM CDT | Special Weather Statement | LIX | 41 min |
| Apr 14, 7:54 AM CDT | Areal Flood Advisory | LIX | 2 hr |
| Apr 14, 8:11 AM CDT | Flash Flood Warning | LIX | 3 hr |
| Apr 14, 10:45 AM CDT | Flash Flood Warning | LIX | 3 hr |
| Apr 14, 11:15 AM CDT | Flash Flood Warning | LIX | 3 hr |
| Apr 15, 12:20 PM CDT | Special Weather Statement | LIX | 40 min |
| Apr 15, 1:04 PM CDT | Flash Flood Warning | LIX | 3 hr |
| Apr 15, 3:46 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Apr 15, 5:02 PM CDT | Severe Thunderstorm Warning | LIX | 29 min |
| Apr 16, 9:49 AM CDT | River Flood Warning | LIX | 14 days |
| Apr 16, 9:49 AM CDT | River Flood Warning | LIX | 15 days |
| Apr 19, 2:06 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Apr 25, 9:35 AM CDT | Mesoscale Discussion | SPC | 115 min |
| Apr 25, 10:41 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 25, 1:11 PM CDT | Severe Thunderstorm Warning | LIX | 34 min |
| Apr 25, 1:46 PM CDT | Severe Thunderstorm Warning | LIX | 44 min |
| Apr 25, 1:50 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Apr 27, 6:01 AM CDT | Tornado Watch | SPC | 7 hr |
| Apr 27, 7:44 AM CDT | Mesoscale Discussion | SPC | 91 min |
| Apr 27, 9:47 AM CDT | Mesoscale Discussion | SPC | 88 min |
| Apr 27, 11:02 AM CDT | Special Weather Statement | LIX | 58 min |
| May 11, 12:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 12, 1:07 PM CDT | Mesoscale Discussion | SPC | 113 min |
| May 16, 7:32 PM CDT | Areal Flood Advisory | LIX | 118 min |
| May 16, 8:03 PM CDT | Flash Flood Warning | LIX | 3 hr |
| May 16, 11:03 PM CDT | Flash Flood Warning | LIX | 8 hr |
| May 21, 5:05 PM CDT | Flash Flood Warning | LIX | 115 min |
| 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, 2:38 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| May 25, 10:37 PM CDT | Tornado Watch | SPC | 6 hr |
| May 25, 11:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| May 26, 3:50 AM CDT | Mesoscale Discussion | SPC | 85 min |
| May 26, 4:23 AM CDT | Severe Thunderstorm Warning | LIX | 37 min |
| May 26, 5:02 AM CDT | Special Weather Statement | LIX | 43 min |
| May 27, 12:43 PM CDT | Special Weather Statement | LIX | 62 min |
| Jun 9, 8:34 AM CDT | Flash Flood Warning | LIX | 3 hr |
| Jun 23, 2:13 PM CDT | Special Weather Statement | LIX | 62 min |
| Jun 24, 3:38 PM CDT | Special Weather Statement | LIX | 37 min |
| Jun 24, 3:45 PM CDT | Severe Thunderstorm Warning | LIX | 45 min |
| Jun 29, 7:26 AM CDT | Special Weather Statement | LIX | 49 min |
| Jun 29, 1:13 PM CDT | Special Weather Statement | LIX | 32 min |
| Jun 29, 2:42 PM CDT | Special Weather Statement | LIX | 33 min |
| Jun 30, 11:38 AM CDT | Mesoscale Discussion | SPC | 97 min |
| Jul 1, 3:13 PM CDT | Special Weather Statement | LIX | 47 min |
| Jul 1, 6:14 PM CDT | Special Weather Statement | LIX | 31 min |
| Jul 17, 7:34 PM CDT | Special Weather Statement | LIX | 56 min |
| Jul 18, 3:43 PM CDT | Special Weather Statement | LIX | 32 min |
| Jul 18, 4:17 PM CDT | Special Weather Statement | LIX | 58 min |
| Jul 18, 5:11 PM CDT | Severe Thunderstorm Warning | LIX | 47 min |
| Jul 19, 6:03 PM CDT | Severe Thunderstorm Warning | LIX | 27 min |
| Jul 20, 1:43 PM CDT | Special Weather Statement | LIX | 62 min |
| Jul 25, 4:17 PM CDT | Special Weather Statement | LIX | 43 min |
| Jul 25, 4:45 PM CDT | Severe Thunderstorm Warning | LIX | 15 min |
| Jul 25, 5:00 PM CDT | Special Weather Statement | LIX | 60 min |
| Jul 29, 5:22 PM CDT | Special Weather Statement | LIX | 38 min |
| Jul 30, 3:07 PM CDT | Severe Thunderstorm Warning | LIX | 23 min |
| Jul 30, 3:45 PM CDT | Severe Thunderstorm Warning | LIX | 45 min |
| Jul 30, 5:06 PM CDT | Special Weather Statement | LIX | 24 min |
| Jul 30, 8:02 PM CDT | Special Weather Statement | LIX | 43 min |
| Aug 8, 8:50 PM CDT | Severe Thunderstorm Warning | LIX | 40 min |
| Sep 5, 5:54 PM CDT | Severe Thunderstorm Warning | LIX | 66 min |
| Sep 5, 6:27 PM CDT | Special Weather Statement | LIX | 93 min |
| Sep 5, 6:41 PM CDT | Severe Thunderstorm Warning | LIX | 64 min |
| Sep 6, 2:58 PM CDT | Special Weather Statement | LIX | 47 min |
| Sep 6, 3:28 PM CDT | Special Weather Statement | LIX | 62 min |
| Sep 6, 4:20 PM CDT | Special Weather Statement | LIX | 55 min |
| Sep 10, 12:40 PM CDT | Special Weather Statement | LIX | 50 min |
| Sep 27, 5:58 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Oct 15, 2:48 PM CDT | Fire Weather Watch | LIX | 3 days |
| Oct 25, 7:12 PM CDT | Tornado Watch | SPC | 7 hr |
| Oct 25, 10:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 26, 1:32 AM CDT | Mesoscale Discussion | SPC | 118 min |
| Oct 26, 2:05 AM CDT | Tornado Watch | SPC | 7 hr |
| Oct 26, 3:26 AM CDT | Flash Flood Warning | LIX | 4 hr |
| Oct 31, 11:45 AM CDT | Tornado Watch | SPC | 8 hr |
| Oct 31, 1:35 PM CDT | Mesoscale Discussion | SPC | 55 min |
| Oct 31, 3:36 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Oct 31, 5:42 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Nov 17, 7:45 PM CST | Tornado Watch | SPC | 7 hr |
| Nov 18, 1:14 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Nov 18, 2:49 AM CST | Tornado Watch | SPC | 6 hr |
| Nov 18, 3:54 AM CST | Special Weather Statement | LIX | 36 min |
| Nov 18, 5:39 AM CST | Special Weather Statement | LIX | 66 min |
| Nov 18, 9:58 AM CST | River Flood Warning | LIX | 9 days |
| Nov 18, 9:58 AM CST | River Flood Warning | LIX | 9 days |
| Dec 13, 6:05 PM CST | Special Weather Statement | LIX | 115 min |
| Dec 13, 7:55 PM CST | Special Weather Statement | LIX | 2 hr |
| Dec 13, 10:00 PM CST | Special Weather Statement | LIX | 3 hr |
| Dec 16, 4:50 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 21, 5:47 PM CST | Mesoscale Discussion | SPC | 118 min |
| Dec 21, 8:16 PM CST | Special Weather Statement | LIX | 74 min |
| Dec 24, 7:49 AM CST | River Flood Warning | LIX | 12 days |
| Dec 24, 8:55 AM CST | Special Weather Statement | LIX | 65 min |
| Dec 25, 9:17 PM CST | River Flood Warning | LIX | 11 days |
| Dec 28, 2:03 AM CST | Mesoscale Discussion | SPC | 117 min |
| Dec 28, 2:23 AM CST | Tornado Watch | SPC | 8 hr |
| Dec 28, 5:14 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 28, 5:31 AM CST | Special Weather Statement | LIX | 59 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 | 13 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 10 |
| Mesoscale Discussion | 32 |
| Special Weather Statement | 41 |
| Flooding | |
| Flash Flood Warning | 9 |
| River Flood Warning | 9 |
| Areal Flood Advisory | 5 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
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.