Alert archive / Illinois / Johnson County / 2009
Weather alerts in Johnson County, Illinois, July 2009
12 weather alerts in July 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 12
- Warnings
- 1
- Watches
- 1
- Advisories
- 4
- Busiest day
- July 11, 20093 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 |
|---|---|---|---|
| Jul 4, 2:10 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 4, 5:27 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Jul 11, 8:27 AM CDT | Areal Flood Advisory | PAH | 3 hr |
| Jul 11, 10:11 AM CDT | Areal Flood Advisory | PAH | 3 hr |
| Jul 11, 6:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 12, 1:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jul 12, 2:50 PM CDT | Areal Flood Advisory | PAH | 98 min |
| Jul 15, 5:36 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Jul 16, 4:59 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jul 25, 3:09 AM CDT | Mesoscale Discussion | SPC | 96 min |
| Jul 28, 11:10 AM CDT | Flash Flood Warning | PAH | 110 min |
| Jul 30, 10:11 PM CDT | Areal Flood Advisory | PAH | 2 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 Watch | 1 |
| Mesoscale Discussion | 6 |
| Flooding | |
| Flash Flood Warning | 1 |
| Areal Flood Advisory | 4 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20082010
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.