Alert archive / Missouri / Johnson County / 2021
Weather alerts in Johnson County, Missouri, March 2021
18 weather alerts in March 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 18
- Warnings
- 9
- Watches
- 2
- Advisories
- 5
- Busiest day
- March 15, 20214 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 |
|---|---|---|---|
| Mar 7, 1:54 AM CST | Red Flag Warning | EAX | 16 hr |
| Mar 9, 2:42 PM CST | Wind Advisory | EAX | 27 hr |
| Mar 10, 3:44 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 11, 3:43 AM CST | Flood Watch | EAX | 59 hr |
| Mar 11, 10:07 AM CST | River Flood Warning | EAX | 9 days |
| Mar 11, 10:07 AM CST | River Flood Warning | EAX | 9 days |
| Mar 15, 2:49 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Mar 15, 5:07 PM CDT | Tornado Warning | EAX | 38 min |
| Mar 15, 5:38 PM CDT | Tornado Warning | EAX | 37 min |
| Mar 15, 6:12 PM CDT | Severe Thunderstorm Warning | EAX | 48 min |
| Mar 16, 12:14 AM CDT | Dense Fog Advisory | EAX | 9 hr |
| Mar 17, 4:01 AM CDT | Severe Thunderstorm Warning | EAX | 44 min |
| Mar 17, 2:15 PM CDT | Winter Weather Advisory | EAX | 14 hr |
| Mar 26, 1:33 AM CDT | Dense Fog Advisory | EAX | 8 hr |
| Mar 28, 3:36 AM CDT | Fire Weather Watch | EAX | 11 hr |
| Mar 28, 2:24 PM CDT | Wind Advisory | EAX | 31 hr |
| Mar 28, 2:31 PM CDT | Red Flag Warning | EAX | 30 hr |
| Mar 31, 4:13 AM CDT | Freeze Warning | EAX | 29 hr |
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 | 2 |
| Mesoscale Discussion | 2 |
| Flooding | |
| River Flood Warning | 2 |
| Flood Watch | 1 |
| Winter | |
| Winter Weather Advisory | 1 |
| Cold | |
| Freeze Warning | 1 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fire | |
| Red Flag Warning | 2 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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.