Alert archive / Alabama / DeKalb County
Weather alerts in DeKalb County, Alabama, 2008
168 weather alerts in 2008, 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 2008. Tap one for its archive.
- Alerts
- 168
- Warnings
- 65
- Watches
- 28
- Advisories
- 37
- Busiest month
- January28 alerts
- Busiest day
- March 15, 200810 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 6 tornado warnings covering DeKalb County in 2008 had a tornado report inside them; 0 of 1 tornado reports fell inside a warning.
DeKalb County, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 6 | 1 | 83% | 1 | 0% | |
| Severe thunderstorm warnings | 37 | 9 | 76% | 31 | 68% | 15 min |
| Flash flood warnings | 3 | 0 | 100% | 1 | 0% |
Each office's whole area, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Huntsville, AL: tornado warnings | 49 | 15 | 69% | 35 | 69% | 19 min |
| NWS Huntsville, AL: severe thunderstorm warnings | 242 | 66 | 73% | 292 | 43% | 15 min |
| NWS Huntsville, AL: flash flood warnings | 32 | 11 | 66% | 50 | 78% | 128 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 1, 3:31 AM CST | Wind Advisory | HUN | 12 hr |
| Jan 2, 2:36 PM CST | Fire Weather Watch | HUN | 14 hr |
| Jan 3, 4:30 AM CST | Red Flag Warning | HUN | 9 hr |
| Jan 8, 9:32 PM CST | Mesoscale Discussion | SPC | 58 min |
| Jan 10, 3:05 PM CST | Mesoscale Discussion | SPC | 115 min |
| Jan 10, 3:42 PM CST | Mesoscale Discussion | SPC | 93 min |
| Jan 10, 4:02 PM CST | Severe Thunderstorm Warning | HUN | 28 min |
| Jan 10, 5:11 PM CST | Severe Thunderstorm Warning | HUN | 49 min |
| Jan 10, 5:16 PM CST | Tornado Watch | SPC | 8 hr |
| Jan 10, 5:29 PM CST | Severe Thunderstorm Warning | HUN | 46 min |
| Jan 10, 5:50 PM CST | Severe Thunderstorm Warning | HUN | 25 min |
| Jan 10, 7:52 PM CST | Mesoscale Discussion | SPC | 53 min |
| Jan 16, 11:03 AM CST | Winter Weather Advisory | HUN | 17 hr |
| Jan 18, 3:41 PM CST | Snow Advisory | HUN | 21 hr |
| Jan 20, 4:00 AM CST | Red Flag Warning | HUN | 13 hr |
| Jan 20, 2:27 PM CST | Fire Weather Watch | HUN | 14 hr |
| Jan 21, 4:32 AM CST | Red Flag Warning | HUN | 11 hr |
| Jan 22, 8:39 AM CST | Freezing Rain Advisory | HUN | 3 hr |
| Jan 24, 2:02 PM CST | Fire Weather Watch | HUN | 17 hr |
| Jan 25, 5:54 AM CST | Red Flag Warning | HUN | 4 hr |
| Jan 25, 2:36 PM CST | Winter Weather Advisory | HUN | 13 hr |
| Jan 25, 6:10 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 28, 1:40 PM CST | Red Flag Warning | HUN | 3 hr |
| Jan 29, 4:20 AM CST | Wind Advisory | HUN | 14 hr |
| Jan 29, 5:57 PM CST | High Wind Warning | HUN | 6 hr |
| Jan 29, 5:57 PM CST | Wind Advisory | HUN | 8 hr |
| Jan 30, 5:00 AM CST | Red Flag Warning | HUN | 13 hr |
| Jan 31, 3:04 PM CST | Wind Advisory | HUN | 13 hr |
| Feb 5, 10:01 PM CST | Tornado Watch | SPC | 8 hr |
| Feb 6, 2:41 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 6, 4:43 AM CST | Tornado Warning | HUN | 32 min |
| Feb 6, 5:04 AM CST | Tornado Warning | HUN | 26 min |
| Feb 6, 5:26 AM CST | Tornado Warning | HUN | 19 min |
| Feb 6, 5:29 AM CST | Severe Thunderstorm Warning | HUN | 31 min |
| Feb 6, 6:10 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 6, 6:47 AM CST | Flash Flood Warning | HUN | 4 hr |
| Feb 6, 12:51 PM CST | Wind Advisory | HUN | 5 hr |
| Feb 17, 3:43 AM CST | Wind Advisory | HUN | 12 hr |
| Feb 17, 2:30 PM CST | Flash Flood Watch | HUN | 7 hr |
| Feb 26, 3:45 AM CST | Wind Advisory | HUN | 8 min |
| Feb 26, 4:01 AM CST | Wind Advisory | HUN | 11 hr |
| Mar 1, 6:01 AM CST | Dense Fog Advisory | HUN | 119 min |
| Mar 3, 4:28 AM CST | Wind Advisory | HUN | 24 hr |
| Mar 4, 1:09 AM CST | Mesoscale Discussion | SPC | 66 min |
| Mar 4, 1:25 AM CST | Tornado Watch | SPC | 8 hr |
| Mar 4, 10:17 AM CST | Mesoscale Discussion | SPC | 118 min |
| Mar 7, 4:30 AM CST | Winter Storm Watch | HUN | 11 hr |
| Mar 7, 3:08 PM CST | Winter Weather Advisory | HUN | 13 hr |
| Mar 8, 3:44 AM CST | Snow Advisory | HUN | 7 hr |
| Mar 14, 4:37 PM CDT | Mesoscale Discussion | SPC | 23 min |
| Mar 14, 5:37 PM CDT | Severe Thunderstorm Warning | HUN | 38 min |
| Mar 14, 6:39 PM CDT | Severe Thunderstorm Warning | HUN | 36 min |
| Mar 14, 7:11 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Mar 15, 12:39 AM CDT | Mesoscale Discussion | SPC | 66 min |
| Mar 15, 12:56 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 15, 6:58 AM CDT | Mesoscale Discussion | SPC | 62 min |
| Mar 15, 7:02 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Mar 15, 9:38 AM CDT | Mesoscale Discussion | SPC | 67 min |
| Mar 15, 2:39 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 15, 3:10 PM CDT | Severe Thunderstorm Warning | HUN | 35 min |
| Mar 15, 3:41 PM CDT | Severe Thunderstorm Warning | HUN | 17 min |
| Mar 15, 3:45 PM CDT | Severe Thunderstorm Warning | HUN | 30 min |
| Mar 18, 2:51 PM CDT | Wind Advisory | HUN | 25 hr |
| Mar 19, 7:08 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 20, 2:32 PM CDT | Fire Weather Watch | HUN | 21 hr |
| Mar 21, 11:22 AM CDT | Red Flag Warning | HUN | 8 hr |
| Mar 24, 2:40 PM CDT | Fire Weather Watch | HUN | 15 hr |
| Mar 25, 5:10 AM CDT | Red Flag Warning | HUN | 14 hr |
| Apr 4, 12:09 PM CDT | Severe Thunderstorm Warning | HUN | 51 min |
| Apr 4, 12:19 PM CDT | Tornado Warning | HUN | 26 min |
| Apr 4, 12:47 PM CDT | Tornado Warning | HUN | 28 min |
| Apr 4, 1:04 PM CDT | Severe Thunderstorm Warning | HUN | 26 min |
| Apr 4, 1:27 PM CDT | Tornado Watch | SPC | 9 hr |
| Apr 10, 11:07 AM CDT | Wind Advisory | HUN | 17 hr |
| Apr 11, 10:15 AM CDT | Tornado Watch | SPC | 5 hr |
| Apr 11, 1:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 11, 3:00 PM CDT | Tornado Watch | SPC | 5 hr |
| Apr 11, 3:14 PM CDT | Severe Thunderstorm Warning | HUN | 29 min |
| Apr 11, 5:34 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Apr 14, 3:10 AM CDT | Freeze Warning | HUN | 29 hr |
| Apr 27, 1:56 PM CDT | Severe Thunderstorm Warning | HUN | 34 min |
| May 8, 10:07 AM CDT | Mesoscale Discussion | SPC | 83 min |
| May 8, 12:37 PM CDT | Mesoscale Discussion | SPC | 83 min |
| May 8, 12:40 PM CDT | Tornado Watch | SPC | 5 hr |
| May 8, 3:13 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 9, 11:08 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 10, 12:15 AM CDT | Severe Thunderstorm Warning | HUN | 30 min |
| May 10, 4:05 AM CDT | Mesoscale Discussion | SPC | 115 min |
| May 10, 7:08 PM CDT | Tornado Watch | SPC | 7 hr |
| May 10, 11:32 PM CDT | Mesoscale Discussion | SPC | 118 min |
| May 11, 1:06 AM CDT | Mesoscale Discussion | SPC | 84 min |
| May 11, 1:08 AM CDT | Severe Thunderstorm Warning | HUN | 32 min |
| May 11, 4:44 AM CDT | Wind Advisory | HUN | 14 hr |
| May 17, 5:53 AM CDT | Dense Fog Advisory | HUN | 3 hr |
| May 18, 5:39 PM CDT | Severe Thunderstorm Warning | HUN | 24 min |
| May 19, 3:35 AM CDT | Dense Fog Advisory | HUN | 6 hr |
| May 20, 3:00 PM CDT | Mesoscale Discussion | SPC | 60 min |
| May 20, 3:32 PM CDT | Severe Thunderstorm Warning | HUN | 18 min |
| May 20, 4:15 PM CDT | Severe Thunderstorm Warning | HUN | 30 min |
| May 20, 4:20 PM CDT | Severe Thunderstorm Warning | HUN | 25 min |
| May 20, 4:42 PM CDT | Severe Thunderstorm Warning | HUN | 48 min |
| May 20, 4:51 PM CDT | Tornado Warning | HUN | 13 min |
| May 29, 11:40 PM CDT | Dense Fog Advisory | HUN | 8 hr |
| Jun 1, 3:04 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 1, 3:10 PM CDT | Severe Thunderstorm Warning | HUN | 35 min |
| Jun 1, 3:46 PM CDT | Severe Thunderstorm Warning | HUN | 44 min |
| Jun 9, 3:22 PM CDT | Severe Thunderstorm Warning | HUN | 23 min |
| Jun 9, 3:45 PM CDT | Severe Thunderstorm Warning | HUN | 30 min |
| Jun 15, 4:54 AM CDT | Dense Fog Advisory | HUN | 4 hr |
| Jun 29, 4:18 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Jul 9, 5:16 PM CDT | Severe Thunderstorm Warning | HUN | 14 min |
| Jul 9, 5:26 PM CDT | Severe Thunderstorm Warning | HUN | 34 min |
| Jul 9, 7:04 PM CDT | Flash Flood Warning | HUN | 116 min |
| Jul 20, 2:44 PM CDT | Excessive Heat Watch | HUN | 31 min |
| Jul 20, 3:23 PM CDT | Heat Advisory | HUN | 29 hr |
| Jul 21, 5:28 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jul 22, 12:34 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 22, 2:51 PM CDT | Severe Thunderstorm Warning | HUN | 24 min |
| Jul 22, 3:02 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Jul 22, 3:16 PM CDT | Severe Thunderstorm Warning | HUN | 33 min |
| Jul 22, 3:22 PM CDT | Severe Thunderstorm Warning | HUN | 32 min |
| Jul 28, 1:44 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 28, 4:38 PM CDT | Severe Thunderstorm Warning | HUN | 22 min |
| Jul 28, 4:59 PM CDT | Severe Thunderstorm Warning | HUN | 15 min |
| Jul 29, 12:06 PM CDT | Severe Thunderstorm Warning | HUN | 24 min |
| Aug 1, 2:19 PM CDT | Heat Advisory | HUN | 27 hr |
| Aug 2, 2:47 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Aug 2, 4:51 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 7, 9:53 AM CDT | Mesoscale Discussion | SPC | 97 min |
| Aug 7, 10:29 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 7, 2:44 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Aug 25, 4:21 AM CDT | Flash Flood Watch | HUN | 30 hr |
| Aug 25, 10:26 AM CDT | Mesoscale Discussion | SPC | 64 min |
| Aug 25, 11:56 AM CDT | Tornado Watch | SPC | 3 hr |
| Sep 6, 11:33 PM CDT | Dense Fog Advisory | HUN | 9 hr |
| Sep 13, 3:46 PM CDT | Wind Advisory | HUN | 23 hr |
| Sep 14, 9:21 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Sep 24, 2:31 PM CDT | Fire Weather Watch | HUN | 19 hr |
| Sep 25, 9:40 AM CDT | Red Flag Warning | HUN | 8 hr |
| Oct 1, 9:46 AM CDT | Red Flag Warning | HUN | 8 hr |
| Oct 27, 3:52 AM CDT | Red Flag Warning | HUN | 14 hr |
| Oct 27, 2:45 PM CDT | Freeze Warning | HUN | 17 hr |
| Oct 27, 2:45 PM CDT | Freeze Warning | HUN | 42 hr |
| Nov 14, 6:46 AM CST | Dense Fog Advisory | HUN | 2 hr |
| Nov 14, 8:15 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Nov 19, 4:24 AM CST | Red Flag Warning | HUN | 12 hr |
| Nov 20, 3:35 PM CST | Fire Weather Watch | HUN | 23 hr |
| Nov 21, 2:50 PM CST | Red Flag Warning | HUN | 26 hr |
| Dec 1, 7:48 AM CST | Winter Weather Advisory | HUN | 4 hr |
| Dec 9, 10:51 AM CST | Wind Advisory | HUN | 17 hr |
| Dec 9, 8:44 PM CST | Flash Flood Watch | HUN | 12 hr |
| Dec 10, 1:25 AM CST | Severe Thunderstorm Warning | HUN | 20 min |
| Dec 10, 1:25 AM CST | Mesoscale Discussion | SPC | 65 min |
| Dec 10, 1:44 AM CST | Flash Flood Warning | HUN | 3 hr |
| Dec 10, 2:07 AM CST | Severe Thunderstorm Warning | HUN | 23 min |
| Dec 10, 3:31 AM CST | Mesoscale Discussion | SPC | 59 min |
| Dec 10, 4:05 PM CST | Flood Watch | HUN | 23 hr |
| Dec 10, 4:07 PM CST | Wind Advisory | HUN | 10 hr |
| Dec 11, 3:46 AM CST | Winter Weather Advisory | HUN | 17 hr |
| Dec 11, 7:29 AM CST | Areal Flood Warning | HUN | 4 hr |
| Dec 16, 2:05 PM CST | Dense Fog Advisory | HUN | 13 hr |
| Dec 17, 11:05 PM CST | Dense Fog Advisory | HUN | 4 hr |
| Dec 18, 4:47 PM CST | Dense Fog Advisory | HUN | 7 hr |
| Dec 22, 4:59 AM CST | Red Flag Warning | HUN | 7 hr |
| Dec 23, 8:18 AM CST | Winter Weather Advisory | HUN | 4 hr |
| Dec 23, 10:07 PM CST | Wind Advisory | HUN | 20 hr |
| Dec 24, 5:32 PM CST | Severe Thunderstorm Warning | HUN | 13 min |
| Dec 24, 5:46 PM CST | Severe Thunderstorm Warning | HUN | 29 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 | 37 |
| Tornado Warning | 6 |
| Severe Thunderstorm Watch | 6 |
| Tornado Watch | 9 |
| Mesoscale Discussion | 38 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 3 |
| Flash Flood Watch | 3 |
| Flood Watch | 1 |
| Winter | |
| Winter Storm Watch | 1 |
| Freezing Rain Advisory | 1 |
| Snow Advisory | 2 |
| Winter Weather Advisory | 6 |
| Heat | |
| Excessive Heat Watch | 1 |
| Heat Advisory | 2 |
| Cold | |
| Freeze Warning | 3 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 16 |
| Fire | |
| Red Flag Warning | 14 |
| Fire Weather Watch | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 10 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20072009
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.