Alert archive / Illinois / Johnson County / 2010
Weather alerts in Johnson County, Illinois, April 2010
18 weather alerts in April 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 18
- Warnings
- 3
- Watches
- 3
- Advisories
- 6
- Busiest day
- April 24, 20107 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 |
|---|---|---|---|
| Apr 5, 12:28 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Apr 6, 11:42 AM CDT | Wind Advisory | PAH | 6 hr |
| Apr 7, 1:24 PM CDT | Tornado Watch | SPC | 8 hr |
| Apr 7, 3:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 7, 5:43 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Apr 8, 3:23 AM CDT | Frost Advisory | PAH | 30 hr |
| Apr 17, 3:45 AM CDT | Frost Advisory | PAH | 28 hr |
| Apr 23, 6:31 PM CDT | Mesoscale Discussion | SPC | 29 min |
| Apr 24, 7:35 AM CDT | Mesoscale Discussion | SPC | 55 min |
| Apr 24, 10:02 AM CDT | Severe Thunderstorm Warning | PAH | 43 min |
| Apr 24, 11:31 AM CDT | Tornado Watch | SPC | 8 hr |
| Apr 24, 1:33 PM CDT | Severe Thunderstorm Warning | PAH | 42 min |
| Apr 24, 1:46 PM CDT | Severe Thunderstorm Warning | PAH | 44 min |
| Apr 24, 2:14 PM CDT | Areal Flood Advisory | PAH | 94 min |
| Apr 24, 5:48 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Apr 28, 3:12 PM CDT | Lake Wind Advisory | PAH | 28 hr |
| Apr 29, 2:00 PM CDT | Lake Wind Advisory | PAH | 28 hr |
| Apr 29, 3:42 PM CDT | Flash Flood Watch | PAH | 3 days |
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 | 3 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 6 |
| Flooding | |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 1 |
| Cold | |
| Frost Advisory | 2 |
| Wind and dust | |
| Lake Wind Advisory | 2 |
| Wind Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20092011
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.