Alert archive / Illinois / Cook County / 2023
Weather alerts in Cook County, Illinois, August 2023
15 weather alerts in August 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 15
- Warnings
- 1
- Watches
- 2
- Advisories
- 4
- Busiest day
- August 14, 20234 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 4, 3:55 AM CDT | Beach Hazards Statement | LOT | 24 hr |
| Aug 5, 3:47 PM CDT | Beach Hazards Statement | LOT | 53 hr |
| Aug 14, 3:20 AM CDT | Flood Watch | LOT | 18 hr |
| Aug 14, 3:42 AM CDT | Beach Hazards Statement | LOT | 42 hr |
| Aug 14, 11:13 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 14, 6:01 PM CDT | Areal Flood Advisory | LOT | 119 min |
| Aug 14, 7:22 PM CDT | Areal Flood Advisory | LOT | 2 hr |
| Aug 14, 10:01 PM CDT | Areal Flood Advisory | LOT | 3 hr |
| Aug 17, 4:41 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 19, 2:47 AM CDT | Heat Advisory | LOT | 41 hr |
| Aug 21, 2:47 AM CDT | Excessive Heat Watch | LOT | 48 hr |
| Aug 22, 2:59 AM CDT | Excessive Heat Warning | LOT | 65 hr |
| Aug 25, 3:25 AM CDT | Beach Hazards Statement | LOT | 10 hr |
| Aug 25, 2:48 PM CDT | Beach Hazards Statement | LOT | 55 hr |
| Aug 28, 2:58 PM CDT | Beach Hazards Statement | LOT | 67 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 | |
| Mesoscale Discussion | 2 |
| Flooding | |
| Flood Watch | 1 |
| Areal Flood Advisory | 3 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 1 |
| Coast and beach | |
| Beach Hazards Statement | 6 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20222024
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.