Alert archive / Missouri / Johnson County / 2026
Weather alerts in Johnson County, Missouri, May 2026
16 weather alerts in May 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 16
- Warnings
- 6
- Watches
- 2
- Advisories
- 2
- Busiest day
- May 18, 20264 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 3, 8:49 PM CDT | Mesoscale Discussion | SPC | 116 min |
| May 4, 6:34 PM CDT | Mesoscale Discussion | SPC | 86 min |
| May 4, 8:53 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 8, 3:01 PM CDT | Mesoscale Discussion | SPC | 119 min |
| May 9, 12:21 AM CDT | Dense Fog Advisory | EAX | 8 hr |
| May 16, 10:16 PM CDT | Flood Watch | EAX | 60 hr |
| May 18, 4:01 AM CDT | Special Weather Statement | EAX | 44 min |
| May 18, 8:24 AM CDT | River Flood Warning | EAX | 4 days |
| May 18, 9:07 AM CDT | River Flood Warning | EAX | 58 hr |
| May 18, 6:14 PM CDT | Tornado Watch | SPC | 7 hr |
| May 18, 8:54 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| May 18, 9:42 PM CDT | Severe Thunderstorm Warning | EAX | 63 min |
| May 18, 9:45 PM CDT | Tornado Warning | EAX | 30 min |
| May 18, 10:21 PM CDT | Severe Thunderstorm Warning | EAX | 39 min |
| May 24, 12:31 AM CDT | Dense Fog Advisory | EAX | 8 hr |
| May 31, 10:35 AM CDT | River Flood Warning | EAX | 4 days |
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 |
| Tornado Warning | 1 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 5 |
| Special Weather Statement | 1 |
| Flooding | |
| River Flood Warning | 3 |
| Flood Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive2025
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.