Alert archive / Illinois / McHenry County / 2023
Weather alerts in McHenry County, Illinois, July 2023
23 weather alerts in July 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 23
- Warnings
- 7
- Watches
- 4
- Advisories
- 2
- Busiest day
- July 29, 20236 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, 12:49 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jul 12, 3:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jul 12, 3:53 PM CDT | Tornado Watch | SPC | 5 hr |
| Jul 12, 6:13 PM CDT | Tornado Warning | LOT | 32 min |
| Jul 13, 6:45 PM CDT | Tornado Warning | LOT | 45 min |
| Jul 13, 7:04 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jul 13, 7:34 PM CDT | Tornado Warning | LOT | 26 min |
| Jul 14, 2:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 14, 3:52 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 14, 8:23 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jul 17, 12:13 AM CDT | Special Weather Statement | LOT | 17 min |
| Jul 22, 10:16 PM CDT | Special Weather Statement | LOT | 44 min |
| Jul 26, 3:50 AM CDT | Heat Advisory | LOT | 65 hr |
| Jul 26, 7:30 AM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 26, 8:04 AM CDT | Severe Thunderstorm Warning | LOT | 41 min |
| Jul 26, 8:41 AM CDT | Severe Thunderstorm Warning | LOT | 64 min |
| Jul 28, 2:52 AM CDT | Mesoscale Discussion | SPC | 113 min |
| Jul 28, 7:21 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 28, 7:30 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 28, 7:36 PM CDT | Flood Watch | LOT | 5 hr |
| Jul 28, 8:41 PM CDT | Areal Flood Advisory | LOT | 4 hr |
| Jul 28, 9:17 PM CDT | Severe Thunderstorm Warning | LOT | 43 min |
| Jul 28, 9:55 PM CDT | Severe Thunderstorm Warning | LOT | 50 min |
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 | 4 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 8 |
| Special Weather Statement | 2 |
| Flooding | |
| Flood Watch | 1 |
| Areal Flood Advisory | 1 |
| Heat | |
| Heat Advisory | 1 |
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.