Alert archive / Alabama / Washington County
Weather alerts in Washington County, Alabama, 2009
254 weather alerts in 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Washington County and its neighbors
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Alerts
- 254
- Warnings
- 112
- Watches
- 52
- Advisories
- 42
- Busiest month
- March49 alerts
- Busiest day
- March 28, 200914 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 8 tornado warnings covering Washington County in 2009 had a tornado report inside them; 2 of 2 tornado reports fell inside a warning, on average 21 minutes after it went out.
Washington County, 2009
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 8 | 1 | 88% | 2 | 100% | 21 min |
| Severe thunderstorm warnings | 46 | 6 | 87% | 3 | 100% | 23 min |
| Flash flood warnings | 16 | 8 | 50% | 1 | 100% | 106 min |
Each office's whole area, 2009
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Mobile, AL: tornado warnings | 53 | 2 | 96% | 5 | 60% | 23 min |
| NWS Mobile, AL: severe thunderstorm warnings | 313 | 51 | 84% | 92 | 73% | 24 min |
| NWS Mobile, AL: flash flood warnings | 77 | 28 | 64% | 58 | 78% | 84 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, 11:59 PM CST | Dense Fog Advisory | MOB | 10 hr |
| Jan 3, 12:32 PM CST | Mesoscale Discussion | SPC | 88 min |
| Jan 3, 2:17 PM CST | Severe Thunderstorm Warning | MOB | 20 min |
| Jan 4, 10:24 PM CST | Dense Fog Advisory | MOB | 11 hr |
| Jan 5, 2:37 PM CST | Flash Flood Watch | MOB | 37 hr |
| Jan 6, 9:28 AM CST | River Flood Warning | MOB | 12 days |
| Jan 6, 9:29 AM CST | River Flood Warning | MOB | 13 days |
| Jan 6, 9:43 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Jan 6, 2:03 PM CST | Tornado Watch | SPC | 5 hr |
| Jan 6, 3:57 PM CST | Mesoscale Discussion | SPC | 93 min |
| Jan 6, 4:36 PM CST | Tornado Warning | MOB | 24 min |
| Jan 10, 2:15 PM CST | Tornado Warning | MOB | 37 min |
| Jan 10, 4:17 PM CST | Tornado Warning | MOB | 28 min |
| Jan 10, 4:45 PM CST | Tornado Warning | MOB | 30 min |
| Jan 10, 4:50 PM CST | Mesoscale Discussion | SPC | 85 min |
| Jan 10, 5:13 PM CST | Tornado Warning | MOB | 37 min |
| Jan 10, 6:41 PM CST | Areal Flood Advisory | MOB | 3 hr |
| Jan 10, 6:41 PM CST | Severe Thunderstorm Warning | MOB | 29 min |
| Jan 13, 1:52 PM CST | Fire Weather Watch | MOB | 40 hr |
| Jan 13, 1:52 PM CST | Red Flag Warning | MOB | 28 hr |
| Jan 13, 3:25 PM CST | Hard Freeze Watch | MOB | 29 hr |
| Jan 14, 2:09 PM CST | Fire Weather Watch | MOB | 16 hr |
| Jan 14, 8:44 PM CST | Hard Freeze Warning | MOB | 36 hr |
| Jan 15, 4:41 AM CST | Hard Freeze Watch | MOB | 7 hr |
| Jan 15, 6:08 AM CST | Red Flag Warning | MOB | 42 hr |
| Jan 15, 12:10 PM CST | Hard Freeze Warning | MOB | 45 hr |
| Jan 15, 2:42 PM CST | Fire Weather Watch | MOB | 38 hr |
| Jan 19, 9:15 PM CST | Hard Freeze Watch | MOB | 6 hr |
| Jan 20, 3:18 AM CST | Hard Freeze Warning | MOB | 29 hr |
| Jan 26, 4:20 AM CST | Dense Fog Advisory | MOB | 5 hr |
| Jan 26, 11:02 PM CST | Dense Fog Advisory | MOB | 10 hr |
| Feb 2, 5:44 AM CST | Fire Weather Watch | MOB | 24 hr |
| Feb 2, 5:44 AM CST | Red Flag Warning | MOB | 60 hr |
| Feb 2, 2:52 PM CST | Freeze Watch | MOB | 13 hr |
| Feb 3, 4:11 AM CST | Hard Freeze Watch | MOB | 24 hr |
| Feb 3, 4:11 AM CST | Hard Freeze Warning | MOB | 28 hr |
| Feb 3, 5:53 AM CST | Fire Weather Watch | MOB | 24 hr |
| Feb 3, 5:53 AM CST | Red Flag Warning | MOB | 60 hr |
| Feb 4, 4:08 AM CST | Hard Freeze Warning | MOB | 29 hr |
| Feb 4, 2:07 PM CST | Hard Freeze Watch | MOB | 15 hr |
| Feb 11, 9:36 AM CST | Mesoscale Discussion | SPC | 84 min |
| Feb 18, 2:51 PM CST | Red Flag Warning | MOB | 51 hr |
| Feb 18, 4:58 PM CST | Mesoscale Discussion | SPC | 92 min |
| Feb 18, 6:46 PM CST | Severe Thunderstorm Warning | MOB | 44 min |
| Feb 18, 7:14 PM CST | Mesoscale Discussion | SPC | 61 min |
| Feb 18, 7:22 PM CST | Severe Thunderstorm Warning | MOB | 38 min |
| Feb 18, 7:42 PM CST | Severe Thunderstorm Watch | SPC | 5 hr |
| Feb 22, 6:01 AM CST | Fire Weather Watch | MOB | 10 hr |
| Feb 22, 6:01 AM CST | Red Flag Warning | MOB | 36 hr |
| Feb 27, 12:38 PM CST | Tornado Watch | SPC | 7 hr |
| Feb 28, 5:40 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 28, 10:34 AM CST | River Flood Warning | MOB | 10 days |
| Feb 28, 10:34 AM CST | River Flood Warning | MOB | 10 days |
| Feb 28, 3:02 PM CST | Wind Advisory | MOB | 27 hr |
| Mar 1, 6:31 AM CST | Fire Weather Watch | MOB | 32 hr |
| Mar 1, 8:49 AM CST | Winter Weather Advisory | MOB | 5 hr |
| Mar 2, 2:39 PM CST | Red Flag Warning | MOB | 27 hr |
| Mar 5, 10:27 PM CST | Dense Fog Advisory | MOB | 11 hr |
| Mar 7, 1:18 AM CST | Dense Fog Advisory | MOB | 8 hr |
| Mar 8, 5:02 AM CDT | Dense Fog Advisory | MOB | 4 hr |
| Mar 9, 12:10 PM CDT | Dense Fog Advisory | MOB | 23 hr |
| Mar 10, 11:47 PM CDT | Dense Fog Advisory | MOB | 12 hr |
| Mar 14, 4:19 PM CDT | River Flood Warning | MOB | 8 days |
| Mar 15, 12:23 PM CDT | River Flood Warning | MOB | 7 days |
| Mar 16, 9:00 AM CDT | Areal Flood Advisory | MOB | 6 hr |
| Mar 16, 9:03 AM CDT | Areal Flood Advisory | MOB | 6 hr |
| Mar 16, 2:42 PM CDT | Dense Fog Advisory | MOB | 15 hr |
| Mar 19, 4:39 AM CDT | Dense Fog Advisory | MOB | 4 hr |
| Mar 25, 10:46 AM CDT | River Flood Warning | MOB | 15 days |
| Mar 25, 10:46 AM CDT | River Flood Warning | MOB | 15 days |
| Mar 25, 12:08 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Mar 25, 2:40 PM CDT | Flash Flood Watch | MOB | 70 hr |
| Mar 25, 11:38 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Mar 26, 1:25 AM CDT | Mesoscale Discussion | SPC | 35 min |
| Mar 26, 1:36 AM CDT | Tornado Watch | SPC | 9 hr |
| Mar 26, 3:40 AM CDT | Mesoscale Discussion | SPC | 95 min |
| Mar 26, 4:44 AM CDT | Severe Thunderstorm Warning | MOB | 46 min |
| Mar 26, 5:03 AM CDT | Severe Thunderstorm Warning | MOB | 42 min |
| Mar 26, 5:56 PM CDT | Tornado Watch | SPC | 7 hr |
| Mar 26, 10:46 PM CDT | Areal Flood Warning | MOB | 6 hr |
| Mar 27, 12:48 AM CDT | Tornado Watch | SPC | 7 hr |
| Mar 27, 1:07 AM CDT | Flash Flood Warning | MOB | 4 hr |
| Mar 27, 2:23 AM CDT | Mesoscale Discussion | SPC | 67 min |
| Mar 27, 8:21 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Mar 27, 9:39 PM CDT | Severe Thunderstorm Warning | MOB | 51 min |
| Mar 27, 10:09 PM CDT | Tornado Watch | SPC | 9 hr |
| Mar 27, 10:22 PM CDT | Severe Thunderstorm Warning | MOB | 38 min |
| Mar 27, 11:05 PM CDT | Flash Flood Warning | MOB | 115 min |
| Mar 27, 11:28 PM CDT | Severe Thunderstorm Warning | MOB | 47 min |
| Mar 27, 11:45 PM CDT | Severe Thunderstorm Warning | MOB | 28 min |
| Mar 27, 11:51 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Mar 28, 12:10 AM CDT | Severe Thunderstorm Warning | MOB | 50 min |
| Mar 28, 1:01 AM CDT | Flash Flood Warning | MOB | 119 min |
| Mar 28, 3:14 AM CDT | Mesoscale Discussion | SPC | 61 min |
| Mar 28, 4:25 AM CDT | Mesoscale Discussion | SPC | 35 min |
| Mar 28, 4:50 AM CDT | Tornado Watch | SPC | 5 hr |
| Mar 28, 12:53 PM CDT | Areal Flood Warning | MOB | 12 hr |
| Mar 28, 11:31 PM CDT | Areal Flood Warning | MOB | 8 hr |
| Mar 31, 11:32 AM CDT | Mesoscale Discussion | SPC | 88 min |
| Mar 31, 11:38 AM CDT | Severe Thunderstorm Warning | MOB | 31 min |
| Mar 31, 1:05 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Mar 31, 5:12 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Mar 31, 5:30 PM CDT | Severe Thunderstorm Warning | MOB | 21 min |
| Mar 31, 9:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Mar 31, 11:29 PM CDT | Severe Thunderstorm Warning | MOB | 46 min |
| Apr 2, 6:29 AM CDT | Tornado Watch | SPC | 8 hr |
| Apr 2, 1:09 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Apr 2, 1:33 PM CDT | Tornado Watch | SPC | 5 hr |
| Apr 2, 2:38 PM CDT | Severe Thunderstorm Warning | MOB | 52 min |
| Apr 2, 3:28 PM CDT | Severe Thunderstorm Warning | MOB | 62 min |
| Apr 5, 5:57 AM CDT | Mesoscale Discussion | SPC | 93 min |
| Apr 5, 6:20 AM CDT | Freeze Watch | MOB | 32 hr |
| Apr 5, 3:46 PM CDT | Wind Advisory | MOB | 27 hr |
| Apr 6, 5:37 AM CDT | Freeze Watch | MOB | 24 hr |
| Apr 6, 2:06 PM CDT | Freeze Warning | MOB | 16 hr |
| Apr 7, 5:43 AM CDT | Freeze Warning | MOB | 26 hr |
| Apr 12, 8:07 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Apr 12, 8:30 PM CDT | Tornado Watch | SPC | 6 hr |
| Apr 12, 9:51 PM CDT | Severe Thunderstorm Warning | MOB | 39 min |
| Apr 12, 10:32 PM CDT | Severe Thunderstorm Warning | MOB | 58 min |
| Apr 12, 10:42 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Apr 12, 11:17 PM CDT | Severe Thunderstorm Warning | MOB | 58 min |
| Apr 13, 12:55 AM CDT | Flash Flood Warning | MOB | 3 hr |
| Apr 13, 2:33 AM CDT | Tornado Watch | SPC | 7 hr |
| Apr 13, 2:52 AM CDT | Severe Thunderstorm Warning | MOB | 53 min |
| Apr 13, 3:50 AM CDT | Flash Flood Warning | MOB | 3 hr |
| Apr 13, 6:55 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Apr 13, 9:19 PM CDT | Severe Thunderstorm Warning | MOB | 26 min |
| Apr 19, 12:43 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 19, 1:38 PM CDT | Tornado Warning | MOB | 37 min |
| Apr 19, 2:19 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 19, 2:36 PM CDT | Tornado Warning | MOB | 39 min |
| Apr 19, 4:46 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Apr 19, 5:20 PM CDT | Tornado Warning | MOB | 40 min |
| Apr 24, 3:07 AM CDT | Dense Fog Advisory | MOB | 5 hr |
| May 3, 10:56 AM CDT | Mesoscale Discussion | SPC | 64 min |
| May 3, 11:35 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 3, 11:49 AM CDT | Severe Thunderstorm Warning | MOB | 41 min |
| May 3, 12:59 PM CDT | Severe Thunderstorm Warning | MOB | 46 min |
| May 3, 1:31 PM CDT | Severe Thunderstorm Warning | MOB | 44 min |
| May 4, 1:30 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| May 4, 2:34 AM CDT | Tornado Watch | SPC | 5 hr |
| May 4, 3:00 AM CDT | Severe Thunderstorm Warning | MOB | 45 min |
| May 4, 3:40 AM CDT | Severe Thunderstorm Warning | MOB | 65 min |
| May 4, 4:09 AM CDT | Severe Thunderstorm Warning | MOB | 51 min |
| May 4, 4:29 AM CDT | Severe Thunderstorm Warning | MOB | 61 min |
| May 4, 4:58 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 4, 5:04 AM CDT | Flash Flood Watch | MOB | 7 hr |
| May 4, 5:19 AM CDT | Flash Flood Warning | MOB | 41 min |
| May 4, 6:55 AM CDT | Flash Flood Warning | MOB | 3 hr |
| May 5, 2:27 PM CDT | Severe Thunderstorm Warning | MOB | 25 min |
| May 6, 9:38 AM CDT | River Flood Warning | MOB | 8 days |
| May 6, 9:38 AM CDT | River Flood Warning | MOB | 7 days |
| May 6, 12:37 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 6, 3:11 PM CDT | Severe Thunderstorm Warning | MOB | 53 min |
| May 6, 3:16 PM CDT | Flash Flood Warning | MOB | 2 hr |
| May 6, 3:29 PM CDT | Severe Thunderstorm Warning | MOB | 45 min |
| May 6, 3:34 PM CDT | Flash Flood Watch | MOB | 5 hr |
| May 7, 8:19 PM CDT | Areal Flood Advisory | MOB | 56 min |
| May 10, 7:29 PM CDT | Mesoscale Discussion | SPC | 61 min |
| May 10, 7:50 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 10, 10:42 PM CDT | Severe Thunderstorm Warning | MOB | 43 min |
| May 13, 9:11 PM CDT | River Flood Warning | MOB | 14 hr |
| May 14, 3:14 PM CDT | Severe Thunderstorm Warning | MOB | 28 min |
| May 23, 3:53 AM CDT | Flash Flood Watch | MOB | 15 hr |
| May 23, 10:11 AM CDT | Wind Advisory | MOB | 5 hr |
| May 27, 4:36 PM CDT | Severe Thunderstorm Warning | MOB | 24 min |
| May 27, 5:17 PM CDT | Severe Thunderstorm Warning | MOB | 28 min |
| May 27, 6:07 PM CDT | Areal Flood Advisory | MOB | 3 hr |
| May 27, 6:15 PM CDT | Severe Thunderstorm Warning | MOB | 30 min |
| May 27, 6:39 PM CDT | Severe Thunderstorm Warning | MOB | 36 min |
| May 27, 6:45 PM CDT | Flash Flood Warning | MOB | 3 hr |
| May 27, 7:08 PM CDT | Severe Thunderstorm Warning | MOB | 22 min |
| May 27, 7:50 PM CDT | Severe Thunderstorm Warning | MOB | 40 min |
| Jun 21, 4:00 AM CDT | Heat Advisory | MOB | 63 hr |
| Jun 24, 1:28 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 27, 4:10 PM CDT | Excessive Heat Watch | MOB | 7 hr |
| Jun 27, 11:30 PM CDT | Heat Advisory | MOB | 18 hr |
| Jul 5, 1:06 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 5, 6:12 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Jul 13, 9:32 AM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 26, 3:44 PM CDT | Severe Thunderstorm Warning | MOB | 31 min |
| Aug 9, 5:30 PM CDT | Areal Flood Advisory | MOB | 2 hr |
| Aug 21, 5:50 PM CDT | Flash Flood Warning | MOB | 115 min |
| Aug 30, 12:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Sep 5, 8:13 PM CDT | Areal Flood Advisory | MOB | 2 hr |
| Sep 12, 5:13 AM CDT | Areal Flood Advisory | MOB | 3 hr |
| Sep 13, 4:49 PM CDT | Areal Flood Advisory | MOB | 116 min |
| Sep 14, 10:45 AM CDT | Areal Flood Advisory | MOB | 2 hr |
| Sep 15, 11:14 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 21, 4:25 AM CDT | Flash Flood Watch | MOB | 39 hr |
| Sep 21, 11:02 AM CDT | River Flood Warning | MOB | 10 days |
| Sep 21, 11:02 AM CDT | River Flood Warning | MOB | 11 days |
| Oct 8, 6:59 AM CDT | Dense Fog Advisory | MOB | 2 hr |
| Oct 12, 10:59 AM CDT | River Flood Warning | MOB | 12 days |
| Oct 12, 10:59 AM CDT | River Flood Warning | MOB | 12 days |
| Oct 15, 8:25 PM CDT | Severe Thunderstorm Warning | MOB | 35 min |
| Oct 18, 6:11 AM CDT | Frost Advisory | MOB | 27 hr |
| Oct 28, 3:24 AM CDT | Dense Fog Advisory | MOB | 3 hr |
| Oct 30, 12:22 PM CDT | Tornado Watch | SPC | 8 hr |
| Oct 30, 2:11 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Oct 30, 4:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Oct 30, 5:20 PM CDT | Tornado Watch | SPC | 3 hr |
| Oct 30, 7:58 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Nov 8, 8:43 PM CST | Inland Tropical Storm Watch | MOB | 2 hr |
| Nov 8, 9:42 PM CST | Flash Flood Watch | MOB | 35 hr |
| Nov 8, 10:23 PM CST | Inland Tropical Storm Warning | MOB | 35 hr |
| Nov 10, 9:31 AM CST | Wind Advisory | MOB | 11 hr |
| Nov 11, 9:02 AM CST | River Flood Warning | MOB | 5 days |
| Nov 11, 9:02 AM CST | River Flood Warning | MOB | 24 hr |
| Nov 13, 9:19 AM CST | River Flood Warning | MOB | 3 days |
| Nov 16, 3:55 AM CST | Dense Fog Advisory | MOB | 4 hr |
| Nov 18, 2:43 AM CST | Frost Advisory | MOB | 28 hr |
| Nov 25, 3:34 PM CST | Freeze Watch | MOB | 13 hr |
| Nov 26, 4:55 AM CST | Freeze Warning | MOB | 26 hr |
| Nov 30, 3:54 PM CST | Flash Flood Watch | MOB | 43 hr |
| Dec 1, 3:16 PM CST | Wind Advisory | MOB | 27 hr |
| Dec 3, 4:17 PM CST | Winter Storm Watch | MOB | 12 hr |
| Dec 4, 4:00 AM CST | Winter Weather Advisory | MOB | 23 hr |
| Dec 4, 11:18 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Dec 5, 4:42 AM CST | Hard Freeze Warning | MOB | 24 hr |
| Dec 8, 6:12 PM CST | Tornado Watch | SPC | 8 hr |
| Dec 8, 9:47 PM CST | Mesoscale Discussion | SPC | 88 min |
| Dec 8, 11:49 PM CST | Severe Thunderstorm Warning | MOB | 56 min |
| Dec 9, 12:46 AM CST | Severe Thunderstorm Warning | MOB | 27 min |
| Dec 9, 9:03 AM CST | River Flood Warning | MOB | 21 days |
| Dec 9, 9:03 AM CST | River Flood Warning | MOB | 21 days |
| Dec 12, 9:42 AM CST | Areal Flood Advisory | MOB | 6 hr |
| Dec 12, 5:42 PM CST | Flash Flood Warning | MOB | 108 min |
| Dec 13, 12:51 PM CST | Dense Fog Advisory | MOB | 21 hr |
| Dec 13, 3:50 PM CST | Flash Flood Watch | MOB | 50 hr |
| Dec 14, 10:08 AM CST | Mesoscale Discussion | SPC | 3 hr |
| Dec 14, 10:14 AM CST | Dense Fog Advisory | MOB | 106 min |
| Dec 14, 2:01 PM CST | Flash Flood Warning | MOB | 3 hr |
| Dec 14, 4:53 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 14, 6:49 PM CST | Flash Flood Warning | MOB | 101 min |
| Dec 14, 6:59 PM CST | Flash Flood Warning | MOB | 91 min |
| Dec 14, 7:04 PM CST | Flash Flood Warning | MOB | 86 min |
| Dec 14, 8:47 PM CST | Areal Flood Advisory | MOB | 118 min |
| Dec 15, 1:18 AM CST | Areal Flood Warning | MOB | 8 hr |
| Dec 15, 3:22 AM CST | Mesoscale Discussion | SPC | 83 min |
| Dec 15, 9:22 AM CST | Areal Flood Warning | MOB | 8 hr |
| Dec 15, 9:54 AM CST | Flash Flood Warning | MOB | 50 min |
| Dec 17, 5:10 AM CST | Flash Flood Watch | MOB | 30 hr |
| Dec 23, 3:29 PM CST | Wind Advisory | MOB | 30 hr |
| Dec 24, 10:13 AM CST | Mesoscale Discussion | SPC | 62 min |
| Dec 24, 10:37 AM CST | Tornado Watch | SPC | 7 hr |
| Dec 24, 1:14 PM CST | Mesoscale Discussion | SPC | 61 min |
| Dec 24, 3:33 PM CST | Mesoscale Discussion | SPC | 57 min |
| Dec 24, 4:25 PM CST | Severe Thunderstorm Warning | MOB | 65 min |
| Dec 24, 4:46 PM CST | Mesoscale Discussion | SPC | 59 min |
| Dec 24, 5:16 PM CST | Severe Thunderstorm Warning | MOB | 44 min |
| Dec 24, 5:26 PM CST | Severe Thunderstorm Warning | MOB | 20 min |
| Dec 30, 5:16 PM CST | Areal Flood Advisory | MOB | 119 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 | 46 |
| Tornado Warning | 8 |
| Severe Thunderstorm Watch | 6 |
| Tornado Watch | 17 |
| Mesoscale Discussion | 48 |
| Flooding | |
| Areal Flood Warning | 5 |
| Flash Flood Warning | 16 |
| River Flood Warning | 20 |
| Flash Flood Watch | 10 |
| Areal Flood Advisory | 13 |
| Winter | |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 2 |
| Heat | |
| Excessive Heat Watch | 1 |
| Heat Advisory | 2 |
| Cold | |
| Freeze Warning | 3 |
| Hard Freeze Warning | 6 |
| Freeze Watch | 4 |
| Hard Freeze Watch | 5 |
| Frost Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 6 |
| Fire | |
| Red Flag Warning | 7 |
| Fire Weather Watch | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 17 |
| Tropical | |
| Inland Tropical Storm Warning | 1 |
| Inland Tropical Storm Watch | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20082010
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.