Alert archive / Missouri / St. Clair County / 2020
Weather alerts in St. Clair County, Missouri, May 2020
24 weather alerts in May 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 24
- Warnings
- 7
- Watches
- 5
- Advisories
- 3
- Busiest day
- May 4, 20207 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, 8:34 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 3, 9:37 AM CDT | Severe Thunderstorm Warning | SGF | 38 min |
| May 4, 6:33 AM CDT | Severe Thunderstorm Watch | SPC | 12 hr |
| May 4, 9:00 AM CDT | Mesoscale Discussion | SPC | 90 min |
| May 4, 10:38 AM CDT | Special Weather Statement | SGF | 67 min |
| May 4, 10:38 AM CDT | Mesoscale Discussion | SPC | 97 min |
| May 4, 12:25 PM CDT | Severe Thunderstorm Warning | SGF | 65 min |
| May 4, 1:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| May 4, 4:41 PM CDT | River Flood Warning | SGF | 48 hr |
| May 8, 3:51 AM CDT | Frost Advisory | SGF | 27 hr |
| May 10, 1:44 PM CDT | Frost Advisory | SGF | 17 hr |
| May 14, 3:12 AM CDT | Flash Flood Watch | SGF | 33 hr |
| May 14, 1:41 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 14, 10:58 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 14, 11:17 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 15, 1:04 AM CDT | Severe Thunderstorm Warning | SGF | 41 min |
| May 15, 1:06 AM CDT | Mesoscale Discussion | SPC | 114 min |
| May 15, 1:42 AM CDT | Severe Thunderstorm Warning | SGF | 47 min |
| May 15, 9:42 AM CDT | River Flood Warning | SGF | 6 days |
| May 24, 2:58 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 25, 2:51 AM CDT | Flash Flood Watch | SGF | 28 hr |
| May 25, 2:15 PM CDT | Mesoscale Discussion | SPC | 90 min |
| May 25, 7:44 PM CDT | River Flood Warning | SGF | 9 days |
| May 27, 9:25 PM CDT | Dense Fog Advisory | SGF | 12 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 | 4 |
| Severe Thunderstorm Watch | 3 |
| Mesoscale Discussion | 8 |
| Special Weather Statement | 1 |
| Flooding | |
| River Flood Warning | 3 |
| Flash Flood Watch | 2 |
| Cold | |
| Frost Advisory | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20192021
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.