Alert archive / Missouri / Johnson County / 2009
Weather alerts in Johnson County, Missouri, May 2009
18 weather alerts in May 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 18
- Warnings
- 3
- Watches
- 7
- Advisories
- 2
- Busiest day
- May 15, 20096 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|
| May 7, 1:44 PM CDT | Tornado Watch | SPC | 6 hr |
| May 7, 7:37 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 12, 1:22 PM CDT | Mesoscale Discussion | SPC | 53 min |
| May 13, 1:52 PM CDT | Mesoscale Discussion | SPC | 23 min |
| May 13, 4:51 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 13, 6:30 PM CDT | Mesoscale Discussion | SPC | 90 min |
| May 13, 7:39 PM CDT | Severe Thunderstorm Warning | EAX | 36 min |
| May 13, 8:16 PM CDT | Severe Thunderstorm Warning | EAX | 44 min |
| May 14, 3:22 PM CDT | Flash Flood Watch | EAX | 31 hr |
| May 15, 2:03 AM CDT | Mesoscale Discussion | SPC | 87 min |
| May 15, 7:42 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 15, 12:50 PM CDT | Tornado Watch | SPC | 7 hr |
| May 15, 5:31 PM CDT | Mesoscale Discussion | SPC | 119 min |
| May 15, 6:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 15, 6:59 PM CDT | Areal Flood Advisory | EAX | 3 hr |
| May 16, 2:40 AM CDT | River Flood Warning | EAX | 11 hr |
| May 26, 12:41 AM CDT | Areal Flood Advisory | EAX | 3 hr |
| May 31, 3:24 AM CDT | Special Weather Statement | EAX | 36 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 | 2 |
| Severe Thunderstorm Watch | 4 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 5 |
| Special Weather Statement | 1 |
| Flooding | |
| River Flood Warning | 1 |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 2 |
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. Rebuilt daily.