Alert archive / Illinois / McHenry County / 2019
Weather alerts in McHenry County, Illinois, July 2019
14 weather alerts in July 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 14
- Warnings
- 3
- Watches
- 1
- Advisories
- 4
- Busiest day
- July 20, 20195 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 |
|---|---|---|---|
| Jun 30, 9:18 PM CDT | River Flood Advisory | LOT | 6 days |
| Jul 2, 2:31 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jul 2, 5:19 PM CDT | Special Weather Statement | LOT | 56 min |
| Jul 2, 6:08 PM CDT | Special Weather Statement | LOT | 52 min |
| Jul 3, 6:59 PM CDT | Areal Flood Advisory | LOT | 3 hr |
| Jul 17, 2:56 AM CDT | Heat Advisory | LOT | 48 hr |
| Jul 17, 2:14 PM CDT | Excessive Heat Warning | LOT | 3 days |
| Jul 18, 6:15 AM CDT | Special Weather Statement | LOT | 45 min |
| Jul 18, 11:06 AM CDT | Areal Flood Advisory | LOT | 3 hr |
| Jul 20, 1:59 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 20, 2:47 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 20, 3:55 PM CDT | Severe Thunderstorm Warning | LOT | 65 min |
| Jul 20, 4:35 PM CDT | Severe Thunderstorm Warning | LOT | 40 min |
| Jul 20, 4:58 PM CDT | Mesoscale Discussion | SPC | 62 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 | 2 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 3 |
| Special Weather Statement | 3 |
| Flooding | |
| Areal Flood Advisory | 2 |
| River Flood Advisory | 1 |
| Heat | |
| Excessive Heat Warning | 1 |
| Heat Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20182020
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.