Alert archive / Illinois / Jefferson County / 2021
Weather alerts in Jefferson County, Illinois, June 2021
6 weather alerts in June 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 6
- Warnings
- 0
- Watches
- 0
- Advisories
- 5
- Busiest day
- June 11, 20211 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 |
|---|---|---|---|
| Jun 11, 6:16 AM CDT | Dense Fog Advisory | PAH | 3 hr |
| Jun 17, 3:10 PM CDT | Heat Advisory | PAH | 28 hr |
| Jun 20, 4:09 AM CDT | Lake Wind Advisory | PAH | 16 hr |
| Jun 25, 3:31 AM CDT | Lake Wind Advisory | PAH | 16 hr |
| Jun 26, 3:21 AM CDT | Lake Wind Advisory | PAH | 17 hr |
| Jun 30, 12:22 PM CDT | Mesoscale Discussion | SPC | 113 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 | |
| Mesoscale Discussion | 1 |
| Heat | |
| Heat Advisory | 1 |
| Wind and dust | |
| Lake Wind Advisory | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
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.