Alert archive / Illinois / Johnson County / 2019
Weather alerts in Johnson County, Illinois, August 2019
12 weather alerts in August 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 12
- Warnings
- 0
- Watches
- 2
- Advisories
- 4
- Busiest day
- August 6, 20194 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 |
|---|---|---|---|
| Aug 6, 1:08 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 6, 1:49 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 6, 3:47 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Aug 6, 5:43 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Aug 8, 3:37 AM CDT | Dense Fog Advisory | PAH | 4 hr |
| Aug 9, 1:56 PM CDT | Areal Flood Advisory | PAH | 108 min |
| Aug 11, 3:05 AM CDT | Heat Advisory | PAH | 41 hr |
| Aug 13, 2:20 AM CDT | Heat Advisory | PAH | 16 hr |
| Aug 18, 3:29 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Aug 20, 1:53 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 22, 11:20 AM CDT | Special Weather Statement | PAH | 55 min |
| Aug 26, 5:48 PM CDT | Mesoscale Discussion | SPC | 57 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 Watch | 2 |
| Mesoscale Discussion | 5 |
| Special Weather Statement | 1 |
| Flooding | |
| Areal Flood Advisory | 1 |
| Heat | |
| Heat Advisory | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20182020
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.