Alert archive / Illinois / Cook County / 2011

Weather alerts in Cook County, Illinois, May 2011

37 weather alerts in May 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Alerts
37
Warnings
20
Watches
4
Advisories
8
Busiest day
May 29, 201111 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.

IssuedProductOfficeLasted
May 11, 4:06 PM CDTSevere Thunderstorm WarningLOT54 min
May 11, 4:36 PM CDTAreal Flood AdvisoryLOT32 min
May 11, 4:39 PM CDTSevere Thunderstorm WarningLOT36 min
May 11, 5:02 PM CDTFlash Flood WarningLOT4 hr
May 11, 5:11 PM CDTSevere Thunderstorm WarningLOT49 min
May 11, 5:52 PM CDTSevere Thunderstorm WarningLOT27 min
May 11, 5:56 PM CDTSevere Thunderstorm WatchSPC5 hr
May 11, 7:04 PM CDTSevere Thunderstorm WarningLOT56 min
May 11, 7:57 PM CDTSevere Thunderstorm WarningLOT19 min
May 22, 1:49 PM CDTMesoscale DiscussionSPC56 min
May 22, 2:04 PM CDTTornado WatchSPC9 hr
May 22, 3:16 PM CDTSevere Thunderstorm WarningLOT19 min
May 22, 3:21 PM CDTSevere Thunderstorm WarningLOT54 min
May 22, 3:23 PM CDTSevere Thunderstorm WarningLOT38 min
May 22, 8:51 PM CDTSevere Thunderstorm WarningLOT26 min
May 25, 7:49 AM CDTSpecial Weather StatementLOT41 min
May 25, 9:30 AM CDTAreal Flood AdvisoryLOT6 hr
May 25, 9:22 PM CDTRiver Flood AdvisoryLOT13 hr
May 26, 8:54 AM CDTRiver Flood WarningLOT21 hr
May 26, 10:25 AM CDTRiver Flood WarningLOT23 hr
May 26, 10:51 AM CDTRiver Flood AdvisoryLOT10 hr
May 28, 5:05 PM CDTAreal Flood AdvisoryLOT4 hr
May 29, 8:39 AM CDTMesoscale DiscussionSPC66 min
May 29, 8:53 AM CDTSevere Thunderstorm WatchSPC6 hr
May 29, 10:34 AM CDTAreal Flood AdvisoryLOT6 hr
May 29, 11:23 AM CDTSevere Thunderstorm WarningLOT67 min
May 29, 11:51 AM CDTAreal Flood AdvisoryLOT4 hr
May 29, 11:59 AM CDTMesoscale DiscussionSPC61 min
May 29, 12:38 PM CDTFlash Flood WarningLOT5 hr
May 29, 12:43 PM CDTSevere Thunderstorm WarningLOT77 min
May 29, 4:01 PM CDTRiver Flood AdvisoryLOT4 hr
May 29, 4:21 PM CDTRiver Flood WarningLOT29 hr
May 29, 5:23 PM CDTAreal Flood WarningLOT12 hr
May 29, 8:10 PM CDTRiver Flood WarningLOT47 hr
May 31, 12:59 PM CDTMesoscale DiscussionSPC3 hr
May 31, 2:20 PM CDTSevere Thunderstorm WarningLOT55 min
May 31, 2:33 PM CDTSevere Thunderstorm WatchSPC7 hr

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 archive20102012

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.