Alert archive / Illinois / McHenry County
Weather alerts in McHenry County, Illinois, 2007
125 weather alerts in 2007, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
McHenry County and its neighbors
Each county as a circle sized by its count in 2007. Tap one for its archive.
- Alerts
- 125
- Warnings
- 25
- Watches
- 23
- Advisories
- 41
- Busiest month
- August21 alerts
- Busiest day
- August 23, 20076 alerts
Over time
By month
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 |
|---|---|---|---|
| Jan 12, 1:45 PM CST | Freezing Rain Advisory | LOT | 14 hr |
| Jan 13, 3:41 PM CST | Freezing Rain Advisory | LOT | 13 hr |
| Jan 14, 12:21 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 14, 4:39 AM CST | Winter Weather Advisory | LOT | 21 hr |
| Jan 14, 7:07 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 14, 8:52 PM CST | Winter Storm Warning | LOT | 7 hr |
| Jan 14, 11:34 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 20, 3:06 PM CST | Snow Advisory | LOT | 20 hr |
| Feb 3, 3:32 AM CST | Wind Chill Advisory | LOT | 65 hr |
| Feb 4, 11:52 AM CST | Wind Chill Warning | LOT | 21 hr |
| Feb 7, 9:05 PM CST | Wind Chill Advisory | LOT | 12 hr |
| Feb 8, 10:28 PM CST | Wind Chill Advisory | LOT | 5 hr |
| Feb 11, 3:50 PM CST | Snow Advisory | LOT | 15 hr |
| Feb 12, 4:23 AM CST | Snow and Blowing Snow Advisory | LOT | 45 hr |
| Feb 13, 8:36 PM CST | Blowing Snow Advisory | LOT | 11 hr |
| Feb 22, 3:53 PM CST | Winter Storm Watch | LOT | 37 hr |
| Feb 24, 5:11 AM CST | Blizzard Warning | LOT | 10 hr |
| Feb 24, 2:54 PM CST | Winter Storm Warning | LOT | 17 hr |
| Feb 27, 9:10 PM CST | Flood Watch | LOT | 45 hr |
| Mar 1, 10:55 AM CST | Wind Advisory | LOT | 23 hr |
| Mar 1, 11:25 AM CST | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 2, 9:46 AM CST | Snow and Blowing Snow Advisory | LOT | 14 hr |
| Mar 9, 6:37 PM CST | Dense Fog Advisory | LOT | 6 hr |
| Mar 21, 5:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 21, 5:30 PM CDT | Severe Thunderstorm Warning | LOT | 45 min |
| Mar 21, 5:30 PM CDT | Severe Thunderstorm Warning | LOT | 45 min |
| Mar 23, 4:20 PM CDT | Flood Watch | LOT | 29 hr |
| Mar 23, 6:25 PM CDT | Dense Fog Advisory | LOT | 16 hr |
| Mar 31, 4:25 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 31, 5:11 PM CDT | Tornado Watch | SPC | 6 hr |
| Mar 31, 7:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Mar 31, 9:17 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Mar 31, 9:52 PM CDT | Severe Thunderstorm Warning | LOT | 53 min |
| Apr 3, 6:40 AM CDT | Severe Thunderstorm Warning | LOT | 20 min |
| Apr 3, 3:43 PM CDT | Wind Advisory | LOT | 24 hr |
| Apr 10, 2:44 PM CDT | Snow Advisory | LOT | 37 hr |
| Apr 26, 8:03 PM CDT | Dense Fog Advisory | LOT | 4 hr |
| Apr 29, 3:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| May 16, 1:42 PM CDT | Mesoscale Discussion | SPC | 93 min |
| May 17, 3:01 PM CDT | Frost Advisory | LOT | 15 hr |
| May 23, 12:38 PM CDT | Red Flag Warning | LOT | 7 hr |
| May 24, 1:02 PM CDT | Wind Advisory | LOT | 7 hr |
| Jun 1, 3:59 AM CDT | Dense Fog Advisory | LOT | 6 hr |
| Jun 1, 12:35 PM CDT | Tornado Watch | SPC | 6 hr |
| Jun 3, 12:23 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 6, 3:36 PM CDT | Wind Advisory | LOT | 28 hr |
| Jun 7, 2:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jun 7, 2:41 PM CDT | Tornado Watch | SPC | 9 hr |
| Jun 7, 5:59 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jun 7, 9:23 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 7, 9:48 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jun 7, 10:14 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 18, 10:11 PM CDT | Flash Flood Warning | LOT | 6 hr |
| Jun 21, 9:57 AM CDT | Mesoscale Discussion | SPC | 33 min |
| Jun 21, 12:27 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Jun 25, 6:04 AM CDT | Dense Fog Advisory | LOT | 4 hr |
| Jul 9, 2:14 PM CDT | Severe Thunderstorm Warning | LOT | 61 min |
| Jul 9, 2:23 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 9, 2:54 PM CDT | Flash Flood Warning | LOT | 5 hr |
| Jul 9, 3:19 PM CDT | Severe Thunderstorm Warning | LOT | 56 min |
| Jul 10, 1:14 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jul 10, 1:43 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 16, 3:17 PM CDT | Flood Watch | LOT | 67 hr |
| Jul 16, 9:50 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jul 18, 4:59 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jul 18, 6:38 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jul 18, 7:17 PM CDT | Flash Flood Warning | LOT | 6 hr |
| Jul 18, 7:17 PM CDT | Flash Flood Warning | LOT | 6 hr |
| Jul 18, 7:17 PM CDT | Severe Thunderstorm Warning | LOT | 44 min |
| Jul 18, 7:29 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 26, 3:16 PM CDT | Flash Flood Watch | LOT | 18 hr |
| Jul 26, 9:53 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Aug 6, 3:36 PM CDT | Flash Flood Watch | LOT | 19 hr |
| Aug 7, 1:00 AM CDT | Flash Flood Warning | LOT | 6 hr |
| Aug 7, 9:37 AM CDT | River Flood Warning | LOT | 11 hr |
| Aug 7, 9:28 PM CDT | Flash Flood Watch | LOT | 7 hr |
| Aug 8, 4:32 AM CDT | Flash Flood Watch | LOT | 24 hr |
| Aug 12, 1:20 AM CDT | Mesoscale Discussion | SPC | 25 min |
| Aug 12, 2:36 AM CDT | Severe Thunderstorm Warning | LOT | 24 min |
| Aug 15, 7:50 AM CDT | Mesoscale Discussion | SPC | 55 min |
| Aug 18, 8:26 PM CDT | Flash Flood Watch | LOT | 41 hr |
| Aug 20, 11:22 AM CDT | River Flood Advisory | LOT | 26 hr |
| Aug 20, 2:51 PM CDT | River Flood Warning | LOT | 6 hr |
| Aug 21, 9:19 AM CDT | River Flood Warning | LOT | 10 days |
| Aug 22, 2:13 AM CDT | Mesoscale Discussion | SPC | 62 min |
| Aug 22, 3:17 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 22, 3:43 PM CDT | Flash Flood Watch | LOT | 15 hr |
| Aug 22, 7:21 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 23, 10:36 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Aug 23, 12:28 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 23, 12:57 PM CDT | Flash Flood Watch | LOT | 40 hr |
| Aug 23, 3:10 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Aug 23, 5:38 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Sep 7, 7:14 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 14, 2:20 PM CDT | Frost Advisory | LOT | 17 hr |
| Oct 1, 11:02 PM CDT | Dense Fog Advisory | LOT | 13 hr |
| Oct 12, 8:35 PM CDT | Frost Advisory | LOT | 7 hr |
| Oct 18, 9:12 AM CDT | Wind Advisory | LOT | 10 hr |
| Oct 18, 11:36 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 27, 2:44 PM CDT | Freeze Warning | LOT | 17 hr |
| Nov 4, 3:25 PM CST | Wind Advisory | LOT | 27 hr |
| Nov 19, 3:00 PM CST | Dense Fog Advisory | LOT | 13 hr |
| Nov 20, 3:42 PM CST | Snow Advisory | LOT | 33 hr |
| Nov 21, 5:34 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Nov 29, 3:25 PM CST | Winter Storm Watch | LOT | 30 hr |
| Nov 30, 3:37 PM CST | Winter Storm Warning | LOT | 32 hr |
| Dec 1, 12:01 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Dec 1, 6:21 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Dec 4, 4:49 AM CST | Snow Advisory | LOT | 31 hr |
| Dec 6, 5:02 AM CST | Snow Advisory | LOT | 20 hr |
| Dec 9, 4:26 AM CST | Winter Weather Advisory | LOT | 14 hr |
| Dec 9, 9:26 PM CST | Winter Storm Watch | LOT | 16 hr |
| Dec 10, 1:02 PM CST | Ice Storm Warning | LOT | 35 hr |
| Dec 10, 11:15 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Dec 11, 5:56 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Dec 14, 3:50 PM CST | Heavy Snow Warning | LOT | 44 hr |
| Dec 14, 3:50 PM CST | Snow Advisory | LOT | 36 hr |
| Dec 19, 11:12 AM CST | Freezing Fog Advisory | LOT | 16 hr |
| Dec 20, 9:08 PM CST | Dense Fog Advisory | LOT | 45 hr |
| Dec 22, 4:48 PM CST | Wind Advisory | LOT | 34 hr |
| Dec 27, 4:12 AM CST | Winter Storm Watch | LOT | 11 hr |
| Dec 27, 3:07 PM CST | Snow Advisory | LOT | 25 hr |
| Dec 30, 7:22 AM CST | Dense Fog Advisory | LOT | 6 hr |
| Dec 31, 12:13 AM CST | Dense Fog Advisory | LOT | 4 hr |
| Dec 31, 4:32 AM CST | Freezing Fog Advisory | LOT | 10 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20062008
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.