Alert archive / Illinois / McHenry County / 2010
Weather alerts in McHenry County, Illinois, July 2010
23 weather alerts in July 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 23
- Warnings
- 6
- Watches
- 4
- Advisories
- 6
- Busiest day
- July 23, 201010 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 12, 1:25 AM CDT | Dense Fog Advisory | LOT | 6 hr |
| Jul 14, 4:06 AM CDT | Dense Fog Advisory | LOT | 4 hr |
| Jul 14, 5:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jul 14, 9:25 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jul 22, 8:53 PM CDT | Tornado Watch | SPC | 5 hr |
| Jul 22, 9:48 PM CDT | Severe Thunderstorm Warning | LOT | 57 min |
| Jul 22, 10:21 PM CDT | Tornado Warning | LOT | 39 min |
| Jul 22, 11:00 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 22, 11:10 PM CDT | Areal Flood Advisory | LOT | 8 hr |
| Jul 23, 1:23 AM CDT | Mesoscale Discussion | SPC | 52 min |
| Jul 23, 4:35 AM CDT | Flash Flood Watch | LOT | 31 hr |
| Jul 23, 9:30 AM CDT | River Flood Advisory | LOT | 13 hr |
| Jul 23, 2:30 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 23, 3:01 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 23, 10:11 PM CDT | River Flood Watch | LOT | 14 hr |
| Jul 23, 10:35 PM CDT | Special Weather Statement | LOT | 55 min |
| Jul 23, 11:31 PM CDT | Areal Flood Advisory | LOT | 8 hr |
| Jul 23, 11:31 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 24, 12:04 AM CDT | Flash Flood Warning | LOT | 7 hr |
| Jul 24, 7:09 AM CDT | Areal Flood Warning | LOT | 33 hr |
| Jul 24, 9:25 AM CDT | River Flood Warning | LOT | 36 hr |
| Jul 31, 2:22 AM CDT | Areal Flood Advisory | LOT | 3 hr |
| Jul 31, 9:43 AM CDT | River Flood Warning | LOT | 8 days |
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 archive20092011
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.