Alert archive / Illinois / LaSalle County / 2011

Weather alerts in LaSalle County, Illinois, May 2011

52 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
52
Warnings
16
Watches
11
Advisories
11
Busiest day
May 25, 20118 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 2, 4:02 PM CDTFrost AdvisoryLOT15 hr
May 3, 4:02 PM CDTFrost AdvisoryLOT16 hr
May 7, 2:32 PM CDTMesoscale DiscussionSPC118 min
May 7, 2:59 PM CDTSevere Thunderstorm WatchSPC7 hr
May 11, 1:23 PM CDTSevere Thunderstorm WatchSPC6 hr
May 11, 3:38 PM CDTMesoscale DiscussionSPC2 hr
May 11, 5:43 PM CDTSevere Thunderstorm WarningLOT62 min
May 11, 5:56 PM CDTSevere Thunderstorm WatchSPC5 hr
May 13, 1:33 PM CDTFlash Flood WarningLOT6 hr
May 13, 4:40 PM CDTMesoscale DiscussionSPC95 min
May 14, 11:15 AM CDTAreal Flood AdvisoryLOT4 hr
May 15, 8:37 PM CDTRiver Flood AdvisoryLOT47 hr
May 16, 3:11 PM CDTFrost AdvisoryLOT16 hr
May 19, 5:20 AM CDTDense Fog AdvisoryLOT5 hr
May 22, 4:41 AM CDTMesoscale DiscussionSPC2 hr
May 22, 1:49 PM CDTMesoscale DiscussionSPC56 min
May 22, 2:04 PM CDTTornado WatchSPC9 hr
May 22, 5:47 PM CDTMesoscale DiscussionSPC88 min
May 22, 8:10 PM CDTSevere Thunderstorm WarningLOT50 min
May 22, 9:35 PM CDTMesoscale DiscussionSPC55 min
May 22, 9:50 PM CDTSevere Thunderstorm WarningLOT37 min
May 24, 1:11 PM CDTMesoscale DiscussionSPC94 min
May 25, 5:46 AM CDTTornado WatchSPC7 hr
May 25, 6:20 AM CDTSpecial Weather StatementLOT40 min
May 25, 7:09 AM CDTSpecial Weather StatementLOT36 min
May 25, 11:38 AM CDTRiver Flood WatchLOT11 hr
May 25, 1:57 PM CDTFlash Flood WatchLOT9 hr
May 25, 2:31 PM CDTTornado WatchSPC7 hr
May 25, 5:48 PM CDTMesoscale DiscussionSPC117 min
May 25, 6:27 PM CDTTornado WarningLOT24 min
May 25, 7:06 PM CDTAreal Flood AdvisoryLOT6 hr
May 25, 7:46 PM CDTFlash Flood WarningLOT5 hr
May 25, 10:14 PM CDTRiver Flood WarningLOT13 days
May 25, 10:21 PM CDTRiver Flood WatchLOT7 hr
May 26, 4:56 AM CDTRiver Flood WarningLOT4 days
May 26, 10:25 AM CDTRiver Flood WarningLOT11 hr
May 26, 10:25 AM CDTRiver Flood WarningLOT31 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, 11:13 AM CDTSevere Thunderstorm WarningLOT62 min
May 29, 11:31 AM CDTFlash Flood WarningLOT6 hr
May 29, 11:51 AM CDTAreal Flood AdvisoryLOT4 hr
May 29, 11:58 AM CDTSevere Thunderstorm WarningLOT77 min
May 29, 11:59 AM CDTMesoscale DiscussionSPC61 min
May 29, 8:31 PM CDTRiver Flood AdvisoryLOT10 hr
May 29, 9:57 PM CDTRiver Flood WarningLOT55 hr
May 30, 6:18 AM CDTRiver Flood WarningLOT37 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.

ProductAlerts
Severe storms
Severe Thunderstorm Warning6
Tornado Warning1
Severe Thunderstorm Watch5
Tornado Watch3
Mesoscale Discussion12
Special Weather Statement2
Flooding
Flash Flood Warning3
River Flood Warning6
Flash Flood Watch1
River Flood Watch2
Areal Flood Advisory5
River Flood Advisory2
Cold
Frost Advisory3
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. Warning verification from the Mesonet's Cow. Rebuilt daily.