Alert archive / Missouri / Ripley County
Weather alerts in Ripley County, Missouri, 2009
146 weather alerts in 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Ripley County and its neighbors
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Alerts
- 146
- Warnings
- 40
- Watches
- 27
- Advisories
- 28
- Busiest month
- June31 alerts
- Busiest day
- June 15, 20099 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 2 tornado warnings covering Ripley County in 2009 had a tornado report inside them.
Ripley County, 2009
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 17 | 3 | 82% | 5 | 80% | 35 min |
| Flash flood warnings | 10 | 3 | 70% | 4 | 75% | 84 min |
Each office's whole area, 2009
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Paducah, KY: tornado warnings | 62 | 12 | 81% | 29 | 55% | 22 min |
| NWS Paducah, KY: severe thunderstorm warnings | 285 | 100 | 65% | 265 | 63% | 20 min |
| NWS Paducah, KY: flash flood warnings | 75 | 20 | 73% | 60 | 70% | 78 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 5, 11:00 AM CST | Winter Weather Advisory | PAH | 25 hr |
| Jan 6, 12:06 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 14, 1:54 AM CST | Wind Chill Advisory | PAH | 32 hr |
| Jan 25, 4:15 AM CST | Winter Storm Watch | PAH | 24 hr |
| Jan 26, 4:23 AM CST | Winter Storm Warning | PAH | 55 hr |
| Jan 26, 6:59 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 26, 11:44 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 27, 6:06 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 27, 12:16 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 27, 6:25 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 27, 11:31 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Feb 9, 1:27 AM CST | Wind Advisory | PAH | 17 hr |
| Feb 10, 12:50 AM CST | High Wind Watch | PAH | 12 hr |
| Feb 10, 12:44 PM CST | High Wind Warning | PAH | 31 hr |
| Feb 10, 11:13 PM CST | Mesoscale Discussion | SPC | 92 min |
| Feb 10, 11:45 PM CST | Tornado Watch | SPC | 6 hr |
| Feb 11, 12:48 AM CST | Severe Thunderstorm Warning | PAH | 42 min |
| Feb 11, 2:30 AM CST | Mesoscale Discussion | SPC | 90 min |
| Feb 17, 9:45 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 26, 7:42 PM CST | Mesoscale Discussion | SPC | 93 min |
| Feb 26, 8:46 PM CST | Severe Thunderstorm Watch | SPC | 6 hr |
| Feb 26, 10:36 PM CST | Mesoscale Discussion | SPC | 114 min |
| Feb 27, 2:56 PM CST | Winter Weather Advisory | PAH | 31 hr |
| Feb 28, 2:05 AM CST | Winter Storm Warning | PAH | 20 hr |
| Feb 28, 11:47 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Mar 8, 10:39 AM CDT | Tornado Watch | SPC | 7 hr |
| Mar 8, 1:44 PM CDT | Wind Advisory | PAH | 5 hr |
| Mar 10, 7:31 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Mar 17, 3:52 AM CDT | Dense Fog Advisory | PAH | 4 hr |
| Mar 24, 1:40 AM CDT | Wind Advisory | PAH | 17 hr |
| Mar 24, 2:33 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Mar 24, 3:15 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 3, 12:10 PM CDT | Frost Advisory | PAH | 21 hr |
| Apr 4, 1:55 PM CDT | Red Flag Warning | PAH | 5 hr |
| Apr 5, 10:50 AM CDT | Mesoscale Discussion | SPC | 115 min |
| Apr 5, 4:28 PM CDT | Freeze Watch | PAH | 12 hr |
| Apr 6, 3:35 AM CDT | Freeze Watch | PAH | 31 hr |
| Apr 6, 4:26 AM CDT | Freeze Warning | PAH | 29 hr |
| Apr 7, 10:58 AM CDT | Freeze Warning | PAH | 22 hr |
| Apr 8, 2:42 PM CDT | Red Flag Warning | PAH | 3 hr |
| Apr 9, 9:43 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 9, 10:44 PM CDT | Severe Thunderstorm Warning | PAH | 31 min |
| Apr 9, 10:52 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 9, 11:09 PM CDT | Severe Thunderstorm Warning | PAH | 51 min |
| Apr 9, 11:15 PM CDT | Severe Thunderstorm Warning | PAH | 30 min |
| Apr 19, 12:14 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Apr 19, 12:38 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 19, 2:22 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Apr 19, 3:49 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Apr 21, 9:54 AM CDT | Red Flag Warning | PAH | 9 hr |
| Apr 25, 11:31 AM CDT | Lake Wind Advisory | PAH | 7 hr |
| Apr 26, 4:16 AM CDT | Lake Wind Advisory | PAH | 15 hr |
| Apr 27, 3:20 AM CDT | Lake Wind Advisory | PAH | 14 hr |
| Apr 27, 8:54 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Apr 28, 5:43 PM CDT | Mesoscale Discussion | SPC | 62 min |
| May 1, 4:08 AM CDT | Flash Flood Watch | PAH | 55 hr |
| May 1, 3:21 PM CDT | Mesoscale Discussion | SPC | 54 min |
| May 8, 8:37 AM CDT | Mesoscale Discussion | SPC | 53 min |
| May 8, 9:21 AM CDT | Tornado Watch | SPC | 7 hr |
| May 8, 9:46 AM CDT | Severe Thunderstorm Warning | PAH | 59 min |
| May 8, 10:50 AM CDT | Flash Flood Warning | PAH | 4 hr |
| May 8, 2:16 PM CDT | Mesoscale Discussion | SPC | 89 min |
| May 8, 9:38 PM CDT | Severe Thunderstorm Warning | PAH | 52 min |
| May 8, 10:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| May 8, 10:39 PM CDT | Flash Flood Warning | PAH | 3 hr |
| May 13, 8:16 AM CDT | Lake Wind Advisory | PAH | 10 hr |
| May 13, 11:27 PM CDT | Mesoscale Discussion | SPC | 93 min |
| May 14, 12:46 AM CDT | Severe Thunderstorm Warning | PAH | 44 min |
| May 14, 1:01 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 14, 1:29 AM CDT | Severe Thunderstorm Warning | PAH | 46 min |
| May 16, 3:13 AM CDT | Lake Wind Advisory | PAH | 16 hr |
| May 17, 10:35 AM CDT | Lake Wind Advisory | PAH | 8 hr |
| May 27, 1:49 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jun 8, 3:20 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jun 8, 4:33 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 8, 7:18 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Jun 8, 9:35 PM CDT | Mesoscale Discussion | SPC | 55 min |
| Jun 9, 12:26 AM CDT | Areal Flood Advisory | PAH | 3 hr |
| Jun 9, 2:27 AM CDT | Severe Thunderstorm Warning | PAH | 18 min |
| Jun 9, 2:44 AM CDT | Severe Thunderstorm Warning | PAH | 46 min |
| Jun 9, 3:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jun 9, 3:41 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 9, 6:22 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Jun 9, 8:11 PM CDT | Severe Thunderstorm Warning | PAH | 64 min |
| Jun 9, 9:09 PM CDT | Flash Flood Warning | PAH | 3 hr |
| Jun 10, 3:33 AM CDT | Mesoscale Discussion | SPC | 27 min |
| Jun 10, 4:35 AM CDT | Flash Flood Watch | PAH | 7 hr |
| Jun 10, 5:20 AM CDT | Mesoscale Discussion | SPC | 55 min |
| Jun 10, 7:18 AM CDT | Areal Flood Advisory | PAH | 2 hr |
| Jun 10, 7:10 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Jun 10, 7:46 PM CDT | Tornado Watch | SPC | 6 hr |
| Jun 15, 9:59 AM CDT | Mesoscale Discussion | SPC | 31 min |
| Jun 15, 10:34 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 15, 1:56 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Jun 15, 2:12 PM CDT | Tornado Warning | PAH | 48 min |
| Jun 15, 2:13 PM CDT | Flash Flood Warning | PAH | 92 min |
| Jun 15, 2:48 PM CDT | Tornado Watch | SPC | 3 hr |
| Jun 15, 2:53 PM CDT | Tornado Warning | PAH | 37 min |
| Jun 15, 3:44 PM CDT | Flash Flood Warning | PAH | 110 min |
| Jun 15, 3:52 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Jun 21, 1:53 PM CDT | Heat Advisory | PAH | 54 hr |
| Jun 26, 12:45 AM CDT | Heat Advisory | PAH | 44 hr |
| Jun 26, 5:32 PM CDT | Severe Thunderstorm Warning | PAH | 28 min |
| Jun 30, 4:20 PM CDT | Severe Thunderstorm Warning | PAH | 25 min |
| Jul 4, 11:52 AM CDT | Mesoscale Discussion | SPC | 53 min |
| Jul 4, 2:10 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 11, 6:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 15, 2:25 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jul 15, 2:48 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 15, 5:36 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Jul 16, 4:59 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Aug 4, 2:36 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Aug 4, 3:09 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 4, 6:21 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Aug 4, 8:35 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Aug 4, 10:26 PM CDT | Severe Thunderstorm Warning | PAH | 49 min |
| Aug 4, 11:08 PM CDT | Areal Flood Advisory | PAH | 3 hr |
| Aug 4, 11:18 PM CDT | Severe Thunderstorm Warning | PAH | 42 min |
| Aug 5, 12:16 AM CDT | Flash Flood Warning | PAH | 100 min |
| Aug 5, 12:56 AM CDT | Severe Thunderstorm Warning | PAH | 34 min |
| Aug 10, 1:17 PM CDT | Areal Flood Advisory | PAH | 118 min |
| Aug 10, 1:46 PM CDT | Flash Flood Warning | PAH | 119 min |
| Aug 19, 11:11 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Aug 19, 11:26 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Aug 20, 2:18 AM CDT | Mesoscale Discussion | SPC | 87 min |
| Sep 28, 1:53 AM CDT | Lake Wind Advisory | PAH | 17 hr |
| Oct 7, 3:35 PM CDT | Flood Watch | PAH | 45 hr |
| Oct 8, 7:35 PM CDT | Mesoscale Discussion | SPC | 55 min |
| Oct 8, 8:00 PM CDT | Tornado Watch | SPC | 7 hr |
| Oct 8, 10:36 PM CDT | Flash Flood Warning | PAH | 6 hr |
| Oct 8, 11:06 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Oct 8, 11:50 PM CDT | Severe Thunderstorm Warning | PAH | 15 min |
| Oct 9, 4:33 AM CDT | Areal Flood Advisory | PAH | 4 hr |
| Oct 9, 8:30 AM CDT | Areal Flood Advisory | PAH | 4 hr |
| Oct 17, 3:56 AM CDT | Frost Advisory | PAH | 29 hr |
| Oct 28, 4:20 AM CDT | Flash Flood Watch | PAH | 61 hr |
| Oct 29, 9:49 PM CDT | Flash Flood Warning | PAH | 6 hr |
| Oct 30, 3:45 AM CDT | Areal Flood Warning | PAH | 6 hr |
| Oct 30, 5:40 AM CDT | River Flood Warning | PAH | 63 hr |
| Oct 30, 9:41 AM CDT | Areal Flood Warning | PAH | 10 hr |
| Dec 8, 2:50 AM CST | Wind Advisory | PAH | 36 hr |
| Dec 21, 6:07 AM CST | Freezing Fog Advisory | PAH | 3 hr |
| Dec 22, 3:06 AM CST | Freezing Fog Advisory | PAH | 6 hr |
| Dec 23, 9:48 AM CST | Wind Advisory | PAH | 53 hr |
| Dec 23, 8:45 PM CST | Flood Watch | PAH | 27 hr |
| Dec 24, 12:43 PM CST | Flash Flood Warning | PAH | 6 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
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.