Alert archive / Illinois / Sangamon County / 2011

Weather alerts in Sangamon 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
14
Watches
7
Advisories
3
Busiest day
May 25, 201112 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 3, 2:55 AM CDTFrost AdvisoryILX29 hr
May 8, 6:20 AM CDTDense Fog AdvisoryILX4 hr
May 11, 2:18 PM CDTMesoscale DiscussionSPC57 min
May 11, 3:38 PM CDTMesoscale DiscussionSPC2 hr
May 13, 4:40 PM CDTMesoscale DiscussionSPC95 min
May 13, 6:40 PM CDTSevere Thunderstorm WarningILX54 min
May 22, 12:51 PM CDTTornado WatchSPC10 hr
May 22, 1:35 PM CDTSevere Thunderstorm WarningILX55 min
May 22, 2:29 PM CDTSevere Thunderstorm WarningILX46 min
May 22, 2:59 PM CDTSevere Thunderstorm WarningILX46 min
May 22, 3:06 PM CDTSevere Thunderstorm WarningILX39 min
May 22, 3:43 PM CDTSevere Thunderstorm WarningILX47 min
May 22, 8:26 PM CDTTornado WatchSPC8 hr
May 22, 8:44 PM CDTSpecial Weather StatementILX31 min
May 23, 12:37 PM CDTMesoscale DiscussionSPC83 min
May 25, 12:48 AM CDTMesoscale DiscussionSPC57 min
May 25, 1:22 AM CDTTornado WatchSPC7 hr
May 25, 4:58 AM CDTMesoscale DiscussionSPC92 min
May 25, 5:47 AM CDTSevere Thunderstorm WarningILX58 min
May 25, 1:20 PM CDTFlash Flood WatchILX10 hr
May 25, 2:31 PM CDTTornado WatchSPC7 hr
May 25, 4:02 PM CDTSevere Thunderstorm WarningILX58 min
May 25, 4:17 PM CDTTornado WarningILX25 min
May 25, 4:33 PM CDTSevere Thunderstorm WarningILX57 min
May 25, 4:57 PM CDTSevere Thunderstorm WarningILX51 min
May 25, 5:08 PM CDTFlash Flood WarningILX3 hr
May 25, 6:01 PM CDTAreal Flood AdvisoryILX116 min
May 28, 12:15 PM CDTMesoscale DiscussionSPC90 min
May 28, 1:52 PM CDTSevere Thunderstorm WarningILX38 min
May 28, 2:02 PM CDTSpecial Weather StatementILX43 min
May 28, 2:25 PM CDTSevere Thunderstorm WatchSPC5 hr
May 28, 2:27 PM CDTSevere Thunderstorm WarningILX33 min
May 28, 3:42 PM CDTMesoscale DiscussionSPC93 min
May 28, 5:39 PM CDTMesoscale DiscussionSPC66 min
May 31, 12:59 PM CDTMesoscale DiscussionSPC3 hr
May 31, 2:33 PM CDTSevere Thunderstorm WatchSPC7 hr
May 31, 6:26 PM CDTMesoscale DiscussionSPC2 hr

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 Warning12
Tornado Warning1
Severe Thunderstorm Watch2
Tornado Watch4
Mesoscale Discussion11
Special Weather Statement2
Flooding
Flash Flood Warning1
Flash Flood Watch1
Areal Flood Advisory1
Cold
Frost Advisory1
Fog and smoke
Dense Fog Advisory1

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.