Alert archive / Illinois / Johnson County / 2023
Weather alerts in Johnson County, Illinois, April 2023
18 weather alerts in April 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 18
- Warnings
- 8
- Watches
- 3
- Advisories
- 3
- Busiest day
- April 5, 20236 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 31, 8:27 PM CDT | Severe Thunderstorm Warning | PAH | 33 min |
| Apr 4, 12:55 PM CDT | Wind Advisory | PAH | 27 hr |
| Apr 5, 1:32 AM CDT | Tornado Watch | SPC | 9 hr |
| Apr 5, 4:18 AM CDT | Severe Thunderstorm Warning | PAH | 42 min |
| Apr 5, 4:57 AM CDT | Severe Thunderstorm Warning | PAH | 15 min |
| Apr 5, 8:44 AM CDT | Tornado Watch | SPC | 7 hr |
| Apr 5, 11:51 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Apr 5, 1:07 PM CDT | Severe Thunderstorm Warning | PAH | 38 min |
| Apr 15, 2:20 PM CDT | Severe Thunderstorm Warning | PAH | 40 min |
| Apr 15, 6:50 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Apr 15, 8:32 PM CDT | Severe Thunderstorm Warning | PAH | 43 min |
| Apr 15, 8:50 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Apr 15, 9:23 PM CDT | Severe Thunderstorm Warning | PAH | 52 min |
| Apr 15, 9:48 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Apr 15, 10:18 PM CDT | Flash Flood Warning | PAH | 2 hr |
| Apr 20, 5:36 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Apr 22, 2:33 AM CDT | Frost Advisory | PAH | 29 hr |
| Apr 23, 1:41 AM CDT | Frost Advisory | PAH | 31 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 | 7 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 4 |
| Flooding | |
| Flash Flood Warning | 1 |
| Cold | |
| Frost Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20222024
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.