Alert archive / Illinois / McHenry County / 2024
Weather alerts in McHenry County, Illinois, May 2024
26 weather alerts in May 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 26
- Warnings
- 6
- Watches
- 4
- Advisories
- 2
- Busiest day
- May 26, 20245 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 |
|---|---|---|---|
| May 2, 3:07 PM CDT | Mesoscale Discussion | SPC | 113 min |
| May 4, 1:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| May 4, 5:04 PM CDT | Special Weather Statement | LOT | 26 min |
| May 4, 5:41 PM CDT | Special Weather Statement | LOT | 34 min |
| May 7, 1:28 PM CDT | Tornado Watch | SPC | 12 hr |
| May 7, 2:03 PM CDT | Severe Thunderstorm Warning | LOT | 27 min |
| May 7, 2:11 PM CDT | Tornado Warning | LOT | 19 min |
| May 7, 2:29 PM CDT | Severe Thunderstorm Warning | LOT | 17 min |
| May 13, 5:22 PM CDT | Areal Flood Advisory | LOT | 4 hr |
| May 20, 10:13 AM CDT | Mesoscale Discussion | SPC | 92 min |
| May 20, 12:38 PM CDT | Severe Thunderstorm Warning | LOT | 37 min |
| May 20, 12:39 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| May 21, 7:13 PM CDT | Tornado Watch | SPC | 5 hr |
| May 21, 7:56 PM CDT | Mesoscale Discussion | SPC | 64 min |
| May 21, 10:20 PM CDT | Wind Advisory | LOT | 6 hr |
| May 21, 11:41 PM CDT | Special Weather Statement | LOT | 19 min |
| May 24, 6:07 AM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| May 24, 8:44 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 24, 4:46 PM CDT | Mesoscale Discussion | SPC | 119 min |
| May 24, 6:31 PM CDT | Special Weather Statement | LOT | 44 min |
| May 26, 3:26 PM CDT | Mesoscale Discussion | SPC | 94 min |
| May 26, 5:34 PM CDT | Special Weather Statement | LOT | 56 min |
| May 26, 5:53 PM CDT | Mesoscale Discussion | SPC | 67 min |
| May 26, 6:10 PM CDT | Severe Thunderstorm Warning | LOT | 80 min |
| May 26, 6:20 PM CDT | Tornado Warning | LOT | 55 min |
| May 28, 1:02 PM CDT | Mesoscale Discussion | SPC | 3 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 | 4 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 9 |
| Special Weather Statement | 5 |
| Flooding | |
| Areal Flood Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20232025
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. Rebuilt daily.