Alert archive / Illinois / LaSalle County / 2017
Weather alerts in LaSalle County, Illinois, July 2017
35 weather alerts in July 2017, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 35
- Warnings
- 11
- Watches
- 5
- Advisories
- 6
- Busiest day
- July 22, 20178 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 5, 4:47 PM CDT | Special Weather Statement | LOT | 58 min |
| Jul 10, 2:48 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Jul 10, 3:58 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 10, 6:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jul 10, 8:22 PM CDT | Special Weather Statement | LOT | 38 min |
| Jul 10, 8:34 PM CDT | Severe Thunderstorm Warning | LOT | 41 min |
| Jul 10, 8:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 11, 8:41 AM CDT | Severe Thunderstorm Warning | LOT | 49 min |
| Jul 12, 3:41 AM CDT | Heat Advisory | LOT | 12 hr |
| Jul 12, 2:32 PM CDT | Flash Flood Watch | LOT | 12 hr |
| Jul 12, 11:32 PM CDT | Areal Flood Advisory | LOT | 4 hr |
| Jul 13, 9:34 AM CDT | River Flood Advisory | LOT | 36 hr |
| Jul 19, 5:45 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 19, 8:30 PM CDT | Severe Thunderstorm Warning | LOT | 30 min |
| Jul 19, 8:34 PM CDT | Severe Thunderstorm Warning | LOT | 56 min |
| Jul 20, 6:47 AM CDT | Special Weather Statement | LOT | 43 min |
| Jul 20, 7:27 AM CDT | Special Weather Statement | LOT | 48 min |
| Jul 20, 2:15 PM CDT | Flash Flood Watch | LOT | 42 hr |
| Jul 21, 12:32 AM CDT | Severe Thunderstorm Warning | LOT | 43 min |
| Jul 21, 12:57 AM CDT | Severe Thunderstorm Warning | LOT | 14 min |
| Jul 21, 1:11 AM CDT | Mesoscale Discussion | SPC | 94 min |
| Jul 21, 8:39 AM CDT | River Flood Advisory | LOT | 5 days |
| Jul 21, 4:52 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 21, 4:53 PM CDT | River Flood Warning | LOT | 5 days |
| Jul 21, 6:28 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jul 21, 8:01 PM CDT | Severe Thunderstorm Warning | LOT | 44 min |
| Jul 21, 8:07 PM CDT | Areal Flood Warning | LOT | 3 hr |
| Jul 21, 8:35 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 21, 9:36 PM CDT | River Flood Advisory | LOT | 63 hr |
| Jul 21, 11:11 PM CDT | Areal Flood Advisory | LOT | 3 hr |
| Jul 21, 11:23 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Jul 22, 10:33 AM CDT | River Flood Warning | LOT | 66 hr |
| Jul 22, 10:33 AM CDT | River Flood Warning | LOT | 5 days |
| Jul 23, 1:03 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 26, 4:55 PM CDT | Mesoscale Discussion | SPC | 65 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20162018
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.