Alert archive / Alabama / DeKalb County
Weather alerts in DeKalb County, Alabama, 2013
158 weather alerts in 2013, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
DeKalb County and its neighbors
Each county as a circle sized by its count in 2013. Tap one for its archive.
- Alerts
- 158
- Warnings
- 44
- Watches
- 19
- Advisories
- 28
- Busiest month
- June24 alerts
- Busiest day
- March 18, 201310 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 5 tornado warnings covering DeKalb County in 2013 had a tornado report inside them; 1 of 1 tornado reports fell inside a warning, on average 10 minutes after it went out.
DeKalb County, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 5 | 1 | 80% | 1 | 100% | 10 min |
| Severe thunderstorm warnings | 20 | 7 | 65% | 19 | 74% | 10 min |
| Flash flood warnings | 2 | 1 | 50% | 6 | 83% | 22 min |
Each office's whole area, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Huntsville, AL: tornado warnings | 18 | 4 | 78% | 17 | 29% | 12 min |
| NWS Huntsville, AL: severe thunderstorm warnings | 98 | 43 | 56% | 227 | 52% | 15 min |
| NWS Huntsville, AL: flash flood warnings | 47 | 19 | 60% | 81 | 65% | 82 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 13, 6:00 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Jan 13, 6:40 PM CST | Flash Flood Warning | HUN | 3 hr |
| Jan 13, 7:12 PM CST | Special Weather Statement | HUN | 33 min |
| Jan 13, 10:00 PM CST | Areal Flood Warning | HUN | 12 hr |
| Jan 14, 10:12 AM CST | Flood Watch | HUN | 54 hr |
| Jan 14, 3:54 PM CST | Areal Flood Warning | HUN | 33 hr |
| Jan 16, 10:52 AM CST | Areal Flood Warning | HUN | 12 hr |
| Jan 16, 1:08 PM CST | Winter Storm Watch | HUN | 25 min |
| Jan 16, 1:33 PM CST | Winter Storm Watch | HUN | 8 hr |
| Jan 16, 9:47 PM CST | Winter Storm Warning | HUN | 19 hr |
| Jan 16, 10:29 PM CST | Areal Flood Warning | HUN | 12 hr |
| Jan 24, 4:32 AM CST | Freezing Rain Advisory | HUN | 26 hr |
| Jan 29, 5:34 AM CST | Wind Advisory | HUN | 31 hr |
| Jan 30, 1:31 AM CST | Mesoscale Discussion | SPC | 29 min |
| Jan 30, 1:46 AM CST | Tornado Watch | SPC | 8 hr |
| Jan 30, 7:00 AM CST | Special Weather Statement | HUN | 45 min |
| Jan 30, 7:18 AM CST | Severe Thunderstorm Warning | HUN | 27 min |
| Jan 30, 7:43 AM CST | Mesoscale Discussion | SPC | 62 min |
| Jan 30, 8:13 AM CST | Special Weather Statement | HUN | 32 min |
| Jan 30, 8:46 AM CST | Special Weather Statement | HUN | 29 min |
| Jan 30, 9:22 AM CST | Special Weather Statement | HUN | 23 min |
| Feb 2, 6:00 AM CST | Winter Weather Advisory | HUN | 6 hr |
| Feb 2, 10:42 PM CST | Dense Fog Advisory | HUN | 10 hr |
| Feb 5, 9:32 PM CST | Dense Fog Advisory | HUN | 11 hr |
| Feb 9, 2:30 PM CST | Wind Advisory | HUN | 29 hr |
| Feb 9, 2:56 PM CST | Flash Flood Watch | HUN | 30 hr |
| Feb 18, 2:40 PM CST | Wind Advisory | HUN | 12 hr |
| Feb 19, 3:03 PM CST | Fire Weather Watch | HUN | 13 hr |
| Feb 20, 4:12 AM CST | Red Flag Warning | HUN | 14 hr |
| Feb 25, 3:02 AM CST | Wind Advisory | HUN | 27 hr |
| Feb 26, 12:11 AM CST | High Wind Warning | HUN | 109 min |
| Feb 26, 12:11 AM CST | Wind Advisory | HUN | 6 hr |
| Mar 1, 2:29 PM CST | Winter Weather Advisory | HUN | 18 hr |
| Mar 5, 4:02 AM CST | Wind Advisory | HUN | 16 hr |
| Mar 5, 1:11 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 5, 1:15 PM CST | Severe Thunderstorm Warning | HUN | 30 min |
| Mar 5, 8:08 PM CST | Wind Advisory | HUN | 14 hr |
| Mar 8, 11:53 AM CST | Red Flag Warning | HUN | 5 hr |
| Mar 10, 5:43 AM CDT | Wind Advisory | HUN | 23 hr |
| Mar 18, 8:09 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Mar 18, 12:44 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Mar 18, 1:10 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Mar 18, 1:31 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Mar 18, 3:12 PM CDT | Severe Thunderstorm Warning | HUN | 48 min |
| Mar 18, 3:41 PM CDT | Tornado Warning | HUN | 19 min |
| Mar 18, 3:45 PM CDT | Tornado Warning | HUN | 15 min |
| Mar 18, 3:52 PM CDT | Severe Thunderstorm Warning | HUN | 38 min |
| Mar 18, 3:59 PM CDT | Tornado Warning | HUN | 31 min |
| Mar 18, 3:59 PM CDT | Tornado Warning | HUN | 31 min |
| Mar 20, 4:44 AM CDT | Red Flag Warning | HUN | 13 hr |
| Mar 20, 2:59 PM CDT | Fire Weather Watch | HUN | 14 hr |
| Mar 24, 3:10 AM CDT | Wind Advisory | HUN | 39 hr |
| Mar 24, 3:23 PM CDT | Severe Thunderstorm Warning | HUN | 37 min |
| Mar 31, 10:52 PM CDT | Dense Fog Advisory | HUN | 12 hr |
| Apr 11, 11:56 AM CDT | Tornado Watch | SPC | 7 hr |
| Apr 11, 4:00 PM CDT | Severe Thunderstorm Warning | HUN | 45 min |
| Apr 11, 4:52 PM CDT | Severe Thunderstorm Warning | HUN | 38 min |
| Apr 11, 5:04 PM CDT | Severe Thunderstorm Warning | HUN | 41 min |
| Apr 11, 5:36 PM CDT | Special Weather Statement | HUN | 39 min |
| Apr 11, 5:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Apr 11, 6:16 PM CDT | Special Weather Statement | HUN | 29 min |
| Apr 17, 4:49 PM CDT | Special Weather Statement | HUN | 26 min |
| Apr 17, 5:04 PM CDT | Severe Thunderstorm Warning | HUN | 26 min |
| Apr 18, 11:20 PM CDT | Wind Advisory | HUN | 5 hr |
| Apr 19, 1:52 AM CDT | Mesoscale Discussion | SPC | 83 min |
| Apr 19, 2:30 AM CDT | Special Weather Statement | HUN | 45 min |
| Apr 19, 2:38 AM CDT | Severe Thunderstorm Warning | HUN | 52 min |
| Apr 19, 3:28 AM CDT | Special Weather Statement | HUN | 47 min |
| Apr 19, 4:15 AM CDT | Special Weather Statement | HUN | 45 min |
| Apr 19, 2:34 PM CDT | Frost Advisory | HUN | 17 hr |
| Apr 27, 4:54 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Apr 27, 5:24 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 27, 8:56 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Apr 28, 3:39 AM CDT | Special Weather Statement | HUN | 51 min |
| Apr 28, 3:22 PM CDT | Areal Flood Warning | HUN | 6 hr |
| May 3, 4:00 AM CDT | Flood Watch | HUN | 36 hr |
| May 6, 1:45 AM CDT | Areal Flood Warning | HUN | 16 hr |
| May 6, 2:47 AM CDT | Flood Watch | HUN | 15 hr |
| May 6, 4:59 AM CDT | Areal Flood Warning | HUN | 8 hr |
| May 7, 1:00 AM CDT | Dense Fog Advisory | HUN | 8 hr |
| May 19, 2:43 PM CDT | Mesoscale Discussion | SPC | 92 min |
| May 19, 3:12 PM CDT | Severe Thunderstorm Warning | HUN | 48 min |
| May 19, 3:55 PM CDT | Special Weather Statement | HUN | 50 min |
| May 19, 4:06 PM CDT | Severe Thunderstorm Warning | HUN | 24 min |
| May 19, 5:38 PM CDT | Special Weather Statement | HUN | 52 min |
| May 22, 1:59 PM CDT | Special Weather Statement | HUN | 46 min |
| May 22, 3:30 PM CDT | Special Weather Statement | HUN | 30 min |
| May 22, 3:50 PM CDT | Special Weather Statement | HUN | 25 min |
| May 22, 4:05 PM CDT | Severe Thunderstorm Warning | HUN | 25 min |
| Jun 1, 3:12 PM CDT | Special Weather Statement | HUN | 33 min |
| Jun 1, 4:50 PM CDT | Special Weather Statement | HUN | 25 min |
| Jun 1, 5:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jun 1, 7:26 PM CDT | Special Weather Statement | HUN | 49 min |
| Jun 5, 10:44 AM CDT | Special Weather Statement | HUN | 61 min |
| Jun 5, 11:53 AM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 7, 12:58 PM CDT | Special Weather Statement | HUN | 32 min |
| Jun 7, 11:15 PM CDT | Dense Fog Advisory | HUN | 10 hr |
| Jun 10, 4:14 AM CDT | Special Weather Statement | HUN | 46 min |
| Jun 13, 12:19 PM CDT | Mesoscale Discussion | SPC | 26 min |
| Jun 13, 12:40 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 13, 3:22 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Jun 13, 4:28 PM CDT | Special Weather Statement | HUN | 47 min |
| Jun 13, 4:55 PM CDT | Severe Thunderstorm Warning | HUN | 35 min |
| Jun 16, 1:06 PM CDT | Special Weather Statement | HUN | 39 min |
| Jun 16, 2:40 PM CDT | Special Weather Statement | HUN | 50 min |
| Jun 16, 4:47 PM CDT | Special Weather Statement | HUN | 43 min |
| Jun 16, 5:27 PM CDT | Special Weather Statement | HUN | 48 min |
| Jun 16, 8:01 PM CDT | Special Weather Statement | HUN | 44 min |
| Jun 17, 12:44 PM CDT | Severe Thunderstorm Warning | HUN | 31 min |
| Jun 27, 3:39 AM CDT | Special Weather Statement | HUN | 36 min |
| Jun 27, 7:47 AM CDT | Severe Thunderstorm Warning | HUN | 28 min |
| Jun 27, 8:14 AM CDT | Severe Thunderstorm Warning | HUN | 31 min |
| Jun 27, 8:46 AM CDT | Special Weather Statement | HUN | 29 min |
| Jul 3, 3:39 AM CDT | Flood Watch | HUN | 26 hr |
| Jul 4, 6:00 AM CDT | Flood Watch | HUN | 63 hr |
| Jul 10, 9:30 PM CDT | Severe Thunderstorm Warning | HUN | 30 min |
| Jul 10, 9:58 PM CDT | Severe Thunderstorm Warning | HUN | 32 min |
| Jul 10, 10:28 PM CDT | Severe Thunderstorm Warning | HUN | 32 min |
| Jul 10, 10:39 PM CDT | Special Weather Statement | HUN | 36 min |
| Jul 10, 11:11 PM CDT | Tornado Warning | HUN | 49 min |
| Jul 11, 12:16 AM CDT | Areal Flood Warning | HUN | 6 hr |
| Jul 17, 3:46 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Jul 20, 12:35 PM CDT | Special Weather Statement | HUN | 25 min |
| Jul 23, 11:13 AM CDT | Flash Flood Warning | HUN | 3 hr |
| Jul 25, 2:38 AM CDT | Dense Fog Advisory | HUN | 6 hr |
| Jul 31, 9:00 PM CDT | Special Weather Statement | HUN | 45 min |
| Aug 6, 10:04 AM CDT | Flash Flood Watch | HUN | 40 hr |
| Aug 7, 3:28 PM CDT | Special Weather Statement | HUN | 62 min |
| Aug 7, 3:42 PM CDT | Special Weather Statement | HUN | 63 min |
| Aug 7, 4:51 PM CDT | Special Weather Statement | HUN | 39 min |
| Aug 8, 5:05 PM CDT | Special Weather Statement | HUN | 40 min |
| Aug 11, 1:36 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Aug 22, 2:20 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 30, 2:43 PM CDT | Special Weather Statement | HUN | 32 min |
| Aug 30, 3:16 PM CDT | Special Weather Statement | HUN | 44 min |
| Aug 31, 8:41 PM CDT | Special Weather Statement | HUN | 34 min |
| Sep 11, 6:32 AM CDT | Dense Fog Advisory | HUN | 2 hr |
| Sep 12, 7:32 PM CDT | Special Weather Statement | HUN | 28 min |
| Sep 12, 8:09 PM CDT | Special Weather Statement | HUN | 51 min |
| Sep 21, 8:11 AM CDT | Special Weather Statement | HUN | 49 min |
| Sep 21, 8:59 AM CDT | Special Weather Statement | HUN | 31 min |
| Sep 22, 1:33 AM CDT | Dense Fog Advisory | HUN | 7 hr |
| Oct 17, 10:02 PM CDT | Dense Fog Advisory | HUN | 12 hr |
| Oct 20, 2:34 PM CDT | Frost Advisory | HUN | 18 hr |
| Oct 24, 2:09 PM CDT | Frost Advisory | HUN | 7 hr |
| Oct 24, 2:09 PM CDT | Freeze Warning | HUN | 19 hr |
| Oct 25, 8:55 AM CDT | Freeze Warning | HUN | 24 hr |
| Oct 30, 12:45 PM CDT | Wind Advisory | HUN | 36 hr |
| Nov 11, 1:59 PM CST | Wind Advisory | HUN | 26 hr |
| Nov 13, 2:25 PM CST | Fire Weather Watch | HUN | 7 hr |
| Nov 13, 9:11 PM CST | Red Flag Warning | HUN | 20 hr |
| Nov 23, 2:32 PM CST | Red Flag Warning | HUN | 26 hr |
| Dec 14, 7:58 AM CST | Special Weather Statement | HUN | 47 min |
| Dec 21, 4:48 AM CST | Wind Advisory | HUN | 22 hr |
| Dec 21, 8:16 PM CST | Tornado Watch | SPC | 6 hr |
| Dec 22, 1:34 AM CST | Mesoscale Discussion | SPC | 56 min |
| Dec 22, 1:44 AM CST | Special Weather Statement | HUN | 46 min |
| Dec 22, 2:32 AM CST | Special Weather Statement | HUN | 43 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 | 20 |
| Tornado Warning | 5 |
| Severe Thunderstorm Watch | 4 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 19 |
| Special Weather Statement | 48 |
| Flooding | |
| Areal Flood Warning | 8 |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 2 |
| Flood Watch | 5 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 2 |
| Freezing Rain Advisory | 1 |
| Winter Weather Advisory | 2 |
| Cold | |
| Freeze Warning | 2 |
| Frost Advisory | 3 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 13 |
| Fire | |
| Red Flag Warning | 5 |
| Fire Weather Watch | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 9 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20122014
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.