Alert archive / Missouri / Laclede County
Weather alerts in Laclede County, Missouri, 2010
191 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Laclede County and its neighbors
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Alerts
- 191
- Warnings
- 74
- Watches
- 43
- Advisories
- 39
- Busiest month
- July27 alerts
- Busiest day
- December 31, 201012 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 4 tornado warnings covering Laclede County in 2010 had a tornado report inside them.
Laclede County, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 4 | 1 | 75% | 0 | ||
| Severe thunderstorm warnings | 29 | 15 | 48% | 17 | 59% | 19 min |
| Flash flood warnings | 17 | 8 | 53% | 2 | 50% | 73 min |
Each office's whole area, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Springfield, MO: tornado warnings | 73 | 13 | 82% | 31 | 68% | 27 min |
| NWS Springfield, MO: severe thunderstorm warnings | 292 | 139 | 52% | 362 | 74% | 24 min |
| NWS Springfield, MO: flash flood warnings | 161 | 83 | 48% | 214 | 80% | 153 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 4, 2:59 PM CST | Wind Chill Advisory | SGF | 19 hr |
| Jan 5, 2:23 PM CST | Winter Weather Advisory | SGF | 46 hr |
| Jan 6, 3:43 AM CST | Wind Chill Advisory | SGF | 66 hr |
| Jan 14, 1:37 PM CST | Dense Fog Advisory | SGF | 22 hr |
| Jan 15, 2:42 PM CST | Dense Fog Advisory | SGF | 19 hr |
| Jan 16, 1:45 PM CST | Dense Fog Advisory | SGF | 22 hr |
| Jan 17, 2:10 PM CST | Dense Fog Advisory | SGF | 21 hr |
| Jan 18, 1:07 PM CST | Dense Fog Advisory | SGF | 20 hr |
| Jan 24, 12:50 AM CST | Areal Flood Warning | SGF | 11 hr |
| Jan 24, 12:00 PM CST | Areal Flood Warning | SGF | 6 hr |
| Jan 26, 4:10 AM CST | Winter Storm Watch | SGF | 47 hr |
| Jan 28, 3:32 AM CST | Winter Weather Advisory | SGF | 47 hr |
| Feb 2, 9:38 PM CST | Freezing Fog Advisory | SGF | 14 hr |
| Feb 4, 3:31 AM CST | Winter Weather Advisory | SGF | 44 hr |
| Feb 6, 3:28 AM CST | Winter Storm Watch | SGF | 35 hr |
| Feb 7, 2:36 PM CST | Winter Weather Advisory | SGF | 37 hr |
| Feb 13, 3:36 AM CST | Winter Weather Advisory | SGF | 57 hr |
| Feb 21, 6:04 PM CST | Flash Flood Warning | SGF | 4 hr |
| Feb 21, 9:48 PM CST | Areal Flood Warning | SGF | 14 hr |
| Mar 10, 3:42 PM CST | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 10, 7:13 PM CST | Mesoscale Discussion | SPC | 62 min |
| Mar 10, 7:49 PM CST | Severe Thunderstorm Warning | SGF | 28 min |
| Mar 18, 3:46 AM CDT | Dense Fog Advisory | SGF | 6 hr |
| Mar 19, 2:30 PM CDT | Flood Watch | SGF | 3 days |
| Mar 20, 4:18 AM CDT | Winter Weather Advisory | SGF | 30 hr |
| Mar 22, 5:13 AM CDT | Areal Flood Warning | SGF | 12 hr |
| Mar 23, 9:05 PM CDT | Flood Watch | SGF | 31 hr |
| Mar 25, 11:13 AM CDT | Areal Flood Warning | SGF | 8 hr |
| Mar 25, 11:45 AM CDT | Areal Flood Warning | SGF | 8 hr |
| Mar 25, 6:56 PM CDT | Areal Flood Warning | SGF | 24 hr |
| Mar 26, 2:41 PM CDT | Flood Watch | SGF | 33 hr |
| Mar 27, 9:05 AM CDT | Wind Advisory | SGF | 8 hr |
| Mar 30, 2:15 PM CDT | Fire Weather Watch | SGF | 19 hr |
| Mar 30, 2:15 PM CDT | Red Flag Warning | SGF | 29 hr |
| Apr 3, 12:38 AM CDT | Areal Flood Warning | SGF | 9 hr |
| Apr 3, 9:49 AM CDT | Areal Flood Advisory | SGF | 6 hr |
| Apr 4, 8:43 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Apr 4, 11:16 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Apr 5, 1:56 AM CDT | Mesoscale Discussion | SPC | 94 min |
| Apr 8, 3:35 AM CDT | Frost Advisory | SGF | 29 hr |
| Apr 22, 7:10 PM CDT | Severe Thunderstorm Warning | SGF | 50 min |
| Apr 24, 1:52 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Apr 24, 2:51 PM CDT | Severe Thunderstorm Warning | SGF | 54 min |
| Apr 24, 2:59 PM CDT | Severe Thunderstorm Warning | SGF | 61 min |
| Apr 24, 3:46 PM CDT | Severe Thunderstorm Warning | SGF | 59 min |
| Apr 24, 4:39 PM CDT | Flash Flood Warning | SGF | 6 hr |
| Apr 30, 1:11 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 30, 1:46 PM CDT | Tornado Watch | SPC | 5 hr |
| Apr 30, 4:41 PM CDT | Severe Thunderstorm Warning | SGF | 34 min |
| Apr 30, 5:10 PM CDT | Areal Flood Advisory | SGF | 5 hr |
| May 11, 8:40 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 12, 2:11 AM CDT | Severe Thunderstorm Warning | SGF | 64 min |
| May 12, 3:04 AM CDT | Severe Thunderstorm Warning | SGF | 48 min |
| May 12, 3:54 AM CDT | Flash Flood Watch | SGF | 39 hr |
| May 12, 5:38 AM CDT | Areal Flood Warning | SGF | 10 hr |
| May 13, 2:20 AM CDT | Mesoscale Discussion | SPC | 25 min |
| May 13, 2:24 AM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| May 13, 4:23 AM CDT | Mesoscale Discussion | SPC | 67 min |
| May 13, 5:37 AM CDT | Flash Flood Warning | SGF | 6 hr |
| May 13, 2:28 PM CDT | Flash Flood Watch | SGF | 3 days |
| May 14, 5:36 AM CDT | Flash Flood Warning | SGF | 10 hr |
| May 14, 3:58 PM CDT | Areal Flood Warning | SGF | 28 hr |
| May 16, 1:10 AM CDT | Dense Fog Advisory | SGF | 8 hr |
| May 16, 11:11 AM CDT | Flash Flood Warning | SGF | 5 hr |
| May 16, 2:22 PM CDT | Areal Flood Warning | SGF | 23 hr |
| May 17, 3:54 AM CDT | Dense Fog Advisory | SGF | 3 hr |
| May 17, 12:53 PM CDT | Areal Flood Advisory | SGF | 18 hr |
| May 18, 4:31 AM CDT | Dense Fog Advisory | SGF | 4 hr |
| May 18, 2:20 PM CDT | Flash Flood Watch | SGF | 57 hr |
| May 20, 12:32 AM CDT | Areal Flood Warning | SGF | 36 hr |
| May 20, 3:08 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 25, 11:26 AM CDT | Mesoscale Discussion | SPC | 64 min |
| May 25, 12:07 PM CDT | Flash Flood Warning | SGF | 3 hr |
| May 25, 1:57 PM CDT | Areal Flood Advisory | SGF | 3 hr |
| Jun 2, 5:14 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jun 2, 5:35 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 2, 7:58 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Jun 2, 10:38 PM CDT | Flash Flood Warning | SGF | 6 hr |
| Jun 2, 11:03 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Jun 3, 4:53 AM CDT | Areal Flood Warning | SGF | 6 hr |
| Jun 13, 12:03 PM CDT | Flash Flood Watch | SGF | 21 hr |
| Jun 13, 12:47 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 14, 1:31 AM CDT | Mesoscale Discussion | SPC | 119 min |
| Jun 16, 5:20 PM CDT | Mesoscale Discussion | SPC | 55 min |
| Jun 16, 5:37 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jun 16, 5:49 PM CDT | Severe Thunderstorm Warning | SGF | 41 min |
| Jun 16, 6:25 PM CDT | Severe Thunderstorm Warning | SGF | 27 min |
| Jun 19, 2:56 PM CDT | Heat Advisory | SGF | 4 days |
| Jun 27, 5:04 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 7, 3:37 PM CDT | Flash Flood Watch | SGF | 39 hr |
| Jul 8, 1:14 PM CDT | Flash Flood Warning | SGF | 4 hr |
| Jul 8, 8:34 PM CDT | Flash Flood Warning | SGF | 6 hr |
| Jul 11, 9:40 AM CDT | Mesoscale Discussion | SPC | 95 min |
| Jul 11, 10:07 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 11, 2:55 PM CDT | Severe Thunderstorm Warning | SGF | 50 min |
| Jul 11, 3:19 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jul 11, 3:31 PM CDT | Tornado Warning | SGF | 44 min |
| Jul 11, 3:37 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 11, 3:52 PM CDT | Severe Thunderstorm Warning | SGF | 38 min |
| Jul 11, 4:15 PM CDT | Severe Thunderstorm Warning | SGF | 60 min |
| Jul 11, 5:57 PM CDT | Flash Flood Warning | SGF | 6 hr |
| Jul 11, 6:04 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jul 11, 11:48 PM CDT | Flash Flood Warning | SGF | 4 hr |
| Jul 11, 11:58 PM CDT | Areal Flood Warning | SGF | 12 hr |
| Jul 12, 2:52 AM CDT | Flash Flood Watch | SGF | 24 hr |
| Jul 12, 3:59 AM CDT | Areal Flood Warning | SGF | 8 hr |
| Jul 12, 3:30 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 12, 3:55 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 12, 7:56 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Jul 13, 1:50 PM CDT | Heat Advisory | SGF | 53 hr |
| Jul 16, 3:27 PM CDT | Heat Advisory | SGF | 8 days |
| Jul 16, 7:38 PM CDT | Areal Flood Advisory | SGF | 3 hr |
| Jul 16, 9:04 PM CDT | Flash Flood Warning | SGF | 6 hr |
| Jul 18, 8:58 AM CDT | Severe Thunderstorm Watch | SPC | 2 hr |
| Jul 20, 8:32 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 26, 3:20 PM CDT | Flash Flood Warning | SGF | 5 hr |
| Aug 1, 2:45 PM CDT | Heat Advisory | SGF | 48 hr |
| Aug 3, 4:22 AM CDT | Excessive Heat Warning | SGF | 46 hr |
| Aug 6, 3:42 PM CDT | Excessive Heat Watch | SGF | 24 hr |
| Aug 7, 3:23 PM CDT | Heat Advisory | SGF | 60 hr |
| Aug 8, 3:28 PM CDT | Excessive Heat Warning | SGF | 6 days |
| Aug 12, 4:45 PM CDT | Severe Thunderstorm Warning | SGF | 45 min |
| Aug 15, 12:41 AM CDT | Mesoscale Discussion | SPC | 64 min |
| Aug 15, 12:54 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 15, 2:59 AM CDT | Severe Thunderstorm Warning | SGF | 61 min |
| Aug 15, 3:29 AM CDT | Severe Thunderstorm Warning | SGF | 61 min |
| Aug 20, 12:58 PM CDT | Severe Thunderstorm Warning | SGF | 52 min |
| Sep 2, 3:20 AM CDT | Flash Flood Watch | SGF | 21 hr |
| Sep 2, 4:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Sep 2, 4:43 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 2, 4:46 PM CDT | Severe Thunderstorm Warning | SGF | 44 min |
| Sep 2, 5:48 PM CDT | Severe Thunderstorm Warning | SGF | 41 min |
| Sep 2, 7:12 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 2, 7:22 PM CDT | Flash Flood Warning | SGF | 6 hr |
| Sep 2, 8:17 PM CDT | Severe Thunderstorm Warning | SGF | 43 min |
| Sep 2, 8:47 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Sep 2, 9:00 PM CDT | Severe Thunderstorm Warning | SGF | 16 min |
| Sep 3, 12:52 AM CDT | Areal Flood Warning | SGF | 15 hr |
| Sep 8, 4:03 AM CDT | Flash Flood Watch | SGF | 35 hr |
| Sep 9, 11:20 AM CDT | Areal Flood Advisory | SGF | 4 hr |
| Sep 10, 11:54 AM CDT | Flash Flood Watch | SGF | 16 hr |
| Sep 10, 11:03 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Sep 15, 1:15 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Sep 15, 7:30 PM CDT | Flash Flood Watch | SGF | 6 hr |
| Sep 15, 9:37 PM CDT | Flash Flood Warning | SGF | 12 hr |
| Sep 15, 10:28 PM CDT | Flash Flood Warning | SGF | 5 hr |
| Sep 16, 2:57 AM CDT | Areal Flood Warning | SGF | 7 hr |
| Sep 23, 12:28 PM CDT | Flash Flood Watch | SGF | 15 hr |
| Oct 3, 3:59 AM CDT | Frost Advisory | SGF | 29 hr |
| Oct 4, 3:18 AM CDT | Frost Advisory | SGF | 30 hr |
| Oct 25, 9:36 PM CDT | Mesoscale Discussion | SPC | 24 min |
| Oct 25, 10:03 PM CDT | Tornado Watch | SPC | 9 hr |
| Oct 26, 12:50 AM CDT | Severe Thunderstorm Warning | SGF | 55 min |
| Oct 26, 2:17 AM CDT | Severe Thunderstorm Warning | SGF | 58 min |
| Oct 26, 2:21 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Oct 26, 7:45 PM CDT | Fire Weather Watch | SGF | 8 hr |
| Oct 27, 3:25 AM CDT | Red Flag Warning | SGF | 15 hr |
| Oct 27, 11:06 AM CDT | Freeze Watch | SGF | 17 hr |
| Oct 28, 3:37 AM CDT | Freeze Warning | SGF | 29 hr |
| Nov 5, 2:38 PM CDT | Fire Weather Watch | SGF | 25 hr |
| Nov 6, 3:45 PM CDT | Fire Weather Watch | SGF | 25 hr |
| Nov 6, 3:45 PM CDT | Red Flag Warning | SGF | 27 hr |
| Nov 7, 3:15 PM CST | Red Flag Warning | SGF | 27 hr |
| Nov 22, 3:19 PM CST | Mesoscale Discussion | SPC | 86 min |
| Nov 22, 4:50 PM CST | Tornado Watch | SPC | 7 hr |
| Nov 22, 7:31 PM CST | Mesoscale Discussion | SPC | 89 min |
| Nov 24, 2:28 PM CST | Tornado Watch | SPC | 6 hr |
| Nov 24, 6:42 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Nov 24, 7:26 PM CST | Severe Thunderstorm Warning | SGF | 34 min |
| Nov 24, 8:23 PM CST | Tornado Watch | SPC | 8 hr |
| Nov 24, 8:24 PM CST | Severe Thunderstorm Warning | SGF | 36 min |
| Nov 24, 9:49 PM CST | Tornado Warning | SGF | 56 min |
| Nov 25, 3:55 AM CST | Winter Weather Advisory | SGF | 14 hr |
| Nov 25, 7:50 AM CST | Mesoscale Discussion | SPC | 3 hr |
| Dec 11, 3:49 AM CST | Wind Advisory | SGF | 38 hr |
| Dec 11, 3:55 AM CST | Winter Weather Advisory | SGF | 29 hr |
| Dec 12, 4:24 AM CST | Wind Chill Advisory | SGF | 29 hr |
| Dec 15, 3:38 AM CST | Winter Weather Advisory | SGF | 31 hr |
| Dec 23, 11:33 AM CST | Winter Weather Advisory | SGF | 45 hr |
| Dec 31, 12:44 AM CST | Mesoscale Discussion | SPC | 61 min |
| Dec 31, 1:03 AM CST | Tornado Watch | SPC | 7 hr |
| Dec 31, 1:19 AM CST | Severe Thunderstorm Warning | SGF | 41 min |
| Dec 31, 1:43 AM CST | Severe Thunderstorm Warning | SGF | 32 min |
| Dec 31, 1:48 AM CST | Flash Flood Warning | SGF | 5 hr |
| Dec 31, 2:02 AM CST | Severe Thunderstorm Warning | SGF | 43 min |
| Dec 31, 3:27 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 31, 5:45 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 31, 7:29 AM CST | Tornado Watch | SPC | 8 hr |
| Dec 31, 8:59 AM CST | Severe Thunderstorm Warning | SGF | 46 min |
| Dec 31, 9:06 AM CST | Tornado Warning | SGF | 23 min |
| Dec 31, 9:22 AM CST | Tornado Warning | SGF | 53 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 | 29 |
| Tornado Warning | 4 |
| Severe Thunderstorm Watch | 14 |
| Tornado Watch | 7 |
| Mesoscale Discussion | 35 |
| Flooding | |
| Areal Flood Warning | 17 |
| Flash Flood Warning | 17 |
| Flash Flood Watch | 11 |
| Flood Watch | 3 |
| Areal Flood Advisory | 6 |
| Winter | |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 10 |
| Heat | |
| Excessive Heat Warning | 2 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 5 |
| Cold | |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
| Frost Advisory | 3 |
| Wind Chill Advisory | 3 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fire | |
| Red Flag Warning | 4 |
| Fire Weather Watch | 4 |
| Fog and smoke | |
| Dense Fog Advisory | 9 |
| Freezing Fog Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20092011
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.