Alert archive / Illinois / LaSalle County / 2007
Weather alerts in LaSalle County, Illinois, August 2007
35 weather alerts in August 2007, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 35
- Warnings
- 13
- Watches
- 10
- Advisories
- 3
- Busiest day
- August 23, 200711 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, 2:22 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Aug 6, 3:36 PM CDT | Flash Flood Watch | LOT | 19 hr |
| Aug 7, 8:13 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Aug 7, 9:28 PM CDT | Flash Flood Watch | LOT | 7 hr |
| Aug 7, 11:45 PM CDT | Severe Thunderstorm Warning | LOT | 45 min |
| Aug 8, 4:32 AM CDT | Flash Flood Watch | LOT | 24 hr |
| Aug 14, 2:45 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 14, 5:43 AM CDT | Mesoscale Discussion | SPC | 62 min |
| Aug 15, 7:50 AM CDT | Mesoscale Discussion | SPC | 55 min |
| Aug 15, 7:52 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 17, 12:26 AM CDT | Dense Fog Advisory | LOT | 9 hr |
| Aug 18, 8:26 PM CDT | Flash Flood Watch | LOT | 41 hr |
| Aug 19, 11:45 AM CDT | Flash Flood Warning | LOT | 6 hr |
| Aug 19, 9:20 PM CDT | River Flood Watch | LOT | 14 hr |
| Aug 20, 3:30 AM CDT | Flash Flood Warning | LOT | 7 hr |
| Aug 20, 11:22 AM CDT | River Flood Advisory | LOT | 56 hr |
| Aug 21, 10:53 AM CDT | River Flood Warning | LOT | 13 days |
| Aug 22, 3:17 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 22, 7:21 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 22, 8:47 PM CDT | Severe Thunderstorm Warning | LOT | 73 min |
| Aug 22, 9:50 PM CDT | Flash Flood Warning | LOT | 4 hr |
| Aug 22, 10:10 PM CDT | River Flood Advisory | LOT | 24 hr |
| Aug 23, 10:36 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Aug 23, 12:28 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 23, 12:57 PM CDT | Flash Flood Watch | LOT | 40 hr |
| Aug 23, 1:45 PM CDT | Severe Thunderstorm Warning | LOT | 77 min |
| Aug 23, 5:38 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Aug 23, 5:47 PM CDT | Severe Thunderstorm Warning | LOT | 58 min |
| Aug 23, 6:26 PM CDT | Flash Flood Warning | LOT | 4 hr |
| Aug 23, 7:08 PM CDT | Severe Thunderstorm Warning | LOT | 82 min |
| Aug 23, 7:10 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 23, 9:14 PM CDT | River Flood Warning | LOT | 5 days |
| Aug 23, 9:20 PM CDT | Flash Flood Warning | LOT | 7 hr |
| Aug 23, 11:07 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Aug 24, 10:49 AM CDT | River Flood Warning | LOT | 10 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 | 5 |
| Severe Thunderstorm Watch | 4 |
| Mesoscale Discussion | 9 |
| Flooding | |
| Flash Flood Warning | 5 |
| River Flood Warning | 3 |
| Flash Flood Watch | 5 |
| River Flood Watch | 1 |
| River Flood Advisory | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20062008
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.