Alert archive / Illinois / McHenry County

Weather alerts in McHenry County, Illinois, 2003

52 weather alerts in 2003, 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 2003. Tap one for its archive.

Alerts
52
Warnings
8
Watches
15
Advisories
0
Busiest month
July32 alerts
Busiest day
July 6, 20039 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.

IssuedProductOfficeLasted
Mar 4, 10:21 AM CSTMesoscale DiscussionSPC4 hr
Apr 30, 11:04 AM CDTMesoscale DiscussionSPC116 min
May 10, 8:05 PM CDTTornado WatchSPC6 hr
May 10, 10:56 PM CDTMesoscale DiscussionSPC94 min
May 28, 2:10 PM CDTSevere Thunderstorm WatchSPC6 hr
May 28, 2:51 PM CDTSevere Thunderstorm WarningLOT24 min
May 28, 6:41 PM CDTMesoscale DiscussionSPC94 min
May 30, 3:45 PM CDTTornado WatchSPC5 hr
May 30, 6:53 PM CDTTornado WarningLOT52 min
May 30, 6:55 PM CDTMesoscale DiscussionSPC95 min
May 30, 7:30 PM CDTTornado WatchSPC6 hr
Jun 18, 1:10 PM CDTMesoscale DiscussionSPC95 min
Jun 25, 11:50 AM CDTMesoscale DiscussionSPC115 min
Jun 25, 5:15 PM CDTSevere Thunderstorm WatchSPC5 hr
Jun 25, 8:26 PM CDTMesoscale DiscussionSPC94 min
Jul 4, 3:27 AM CDTMesoscale DiscussionSPC93 min
Jul 4, 5:20 AM CDTSevere Thunderstorm WatchSPC4 hr
Jul 4, 7:18 AM CDTSevere Thunderstorm WarningLOT27 min
Jul 4, 7:25 AM CDTMesoscale DiscussionSPC95 min
Jul 4, 12:48 PM CDTMesoscale DiscussionSPC117 min
Jul 5, 2:31 AM CDTMesoscale DiscussionSPC89 min
Jul 5, 3:40 AM CDTSevere Thunderstorm WatchSPC4 hr
Jul 5, 4:27 AM CDTSevere Thunderstorm WarningLOT48 min
Jul 6, 7:45 AM CDTMesoscale DiscussionSPC2 hr
Jul 6, 9:48 AM CDTMesoscale DiscussionSPC117 min
Jul 6, 11:45 AM CDTTornado WatchSPC6 hr
Jul 6, 1:58 PM CDTSevere Thunderstorm WarningLOT47 min
Jul 6, 2:00 PM CDTMesoscale DiscussionSPC2 hr
Jul 6, 2:25 PM CDTTornado WarningLOT50 min
Jul 6, 3:25 PM CDTSevere Thunderstorm WarningLOT50 min
Jul 6, 5:28 PM CDTMesoscale DiscussionSPC62 min
Jul 6, 6:00 PM CDTSevere Thunderstorm WatchSPC5 hr
Jul 6, 8:46 PM CDTMesoscale DiscussionSPC59 min
Jul 7, 7:39 AM CDTSevere Thunderstorm WarningLOT51 min
Jul 7, 2:35 PM CDTMesoscale DiscussionSPC115 min
Jul 7, 7:40 PM CDTSevere Thunderstorm WatchSPC3 hr
Jul 8, 9:50 AM CDTSevere Thunderstorm WatchSPC5 hr
Jul 8, 12:59 PM CDTMesoscale DiscussionSPC91 min
Jul 15, 2:40 AM CDTMesoscale DiscussionSPC3 hr
Jul 17, 1:29 PM CDTMesoscale DiscussionSPC91 min
Jul 20, 4:25 PM CDTSevere Thunderstorm WatchSPC5 hr
Jul 20, 6:23 PM CDTMesoscale DiscussionSPC97 min
Jul 20, 9:48 PM CDTMesoscale DiscussionSPC117 min
Jul 20, 10:15 PM CDTSevere Thunderstorm WatchSPC7 hr
Jul 27, 10:44 AM CDTMesoscale DiscussionSPC91 min
Jul 31, 5:07 PM CDTMesoscale DiscussionSPC53 min
Jul 31, 5:40 PM CDTSevere Thunderstorm WatchSPC5 hr
Aug 16, 2:45 PM CDTMesoscale DiscussionSPC2 hr
Aug 16, 3:25 PM CDTSevere Thunderstorm WatchSPC6 hr
Aug 16, 6:14 PM CDTMesoscale DiscussionSPC91 min
Aug 25, 6:43 PM CDTMesoscale DiscussionSPC2 hr
Aug 26, 12:21 AM CDTMesoscale DiscussionSPC84 min

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

ProductAlerts
Severe storms
Severe Thunderstorm Warning6
Tornado Warning2
Severe Thunderstorm Watch11
Tornado Watch4
Mesoscale Discussion29

The busiest days

Days with the most alerts issued, by UTC date.

  1. July 6, 20039alerts
  2. July 4, 20035alerts
  3. May 28, 20033alerts
  4. May 30, 20033alerts
  5. July 5, 20033alerts
  6. July 7, 20033alerts
  7. July 8, 20033alerts
  8. August 16, 20033alerts
  9. May 11, 20032alerts
  10. June 25, 20032alerts

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20022004

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.