Alert archive / Illinois / Saint Clair County

Weather alerts in Saint Clair County, Illinois, 2009

126 weather alerts in 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Saint Clair County and its neighbors

Each county as a circle sized by its count in 2009. Tap one for its archive.

Alerts
126
Warnings
43
Watches
27
Advisories
28
Busiest month
June38 alerts
Busiest day
June 8, 20099 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
Jan 5, 3:42 PM CSTWinter Weather AdvisoryLSX17 hr
Jan 12, 3:12 PM CSTWind AdvisoryLSX9 hr
Jan 14, 3:42 AM CSTWind Chill AdvisoryLSX39 hr
Jan 25, 4:08 AM CSTWinter Storm WatchLSX24 hr
Jan 26, 4:05 AM CSTWinter Storm WarningLSX50 hr
Jan 26, 6:59 PM CSTMesoscale DiscussionSPC5 hr
Jan 27, 6:25 PM CSTMesoscale DiscussionSPC6 hr
Feb 9, 4:01 PM CSTFlash Flood WatchLSX44 hr
Feb 10, 3:41 PM CSTWind AdvisoryLSX26 hr
Feb 26, 5:19 PM CSTSevere Thunderstorm WatchSPC7 hr
Feb 26, 7:42 PM CSTMesoscale DiscussionSPC93 min
Mar 5, 10:17 AM CSTWind AdvisoryLSX8 hr
Mar 8, 6:32 AM CDTTornado WatchSPC7 hr
Mar 8, 9:26 AM CDTMesoscale DiscussionSPC64 min
Mar 8, 11:06 AM CDTTornado WarningLSX39 min
Mar 8, 11:32 AM CDTTornado WarningLSX43 min
Mar 8, 11:35 AM CDTMesoscale DiscussionSPC115 min
Mar 8, 12:16 PM CDTWind AdvisoryLSX7 hr
Mar 9, 10:08 PM CDTRiver Flood WarningLSX4 days
Mar 10, 3:15 PM CDTMesoscale DiscussionSPC2 hr
Mar 18, 2:22 PM CDTMesoscale DiscussionSPC113 min
Mar 23, 3:15 AM CDTWind AdvisoryLSX17 hr
Mar 24, 3:58 AM CDTWind AdvisoryLSX14 hr
Mar 26, 3:34 PM CDTWinter Storm WatchLSX36 hr
Mar 28, 3:31 AM CDTWinter Weather AdvisoryLSX24 hr
Apr 3, 2:14 PM CDTFrost AdvisoryLSX19 hr
Apr 3, 2:14 PM CDTFreeze WatchLSX4 days
Apr 5, 4:35 AM CDTFreeze WarningLSX28 hr
Apr 5, 9:07 AM CDTSevere Thunderstorm WarningLSX38 min
Apr 5, 10:27 AM CDTSevere Thunderstorm WarningLSX26 min
Apr 5, 10:50 AM CDTMesoscale DiscussionSPC115 min
Apr 5, 3:25 PM CDTFreeze WarningLSX41 hr
Apr 7, 1:05 PM CDTFreeze WarningLSX19 hr
Apr 29, 3:53 AM CDTFlash Flood WatchLSX36 hr
Apr 30, 2:40 PM CDTRiver Flood WarningLSX7 days
May 7, 6:14 PM CDTSevere Thunderstorm WatchSPC8 hr
May 7, 9:38 PM CDTMesoscale DiscussionSPC97 min
May 7, 11:46 PM CDTMesoscale DiscussionSPC89 min
May 8, 10:34 AM CDTSevere Thunderstorm WarningLSX41 min
May 8, 12:38 PM CDTFlash Flood WarningLSX5 hr
May 13, 9:27 AM CDTMesoscale DiscussionSPC63 min
May 13, 1:15 PM CDTMesoscale DiscussionSPC30 min
May 13, 3:00 PM CDTTornado WatchSPC5 hr
May 13, 3:04 PM CDTFlash Flood WatchLSX12 hr
May 13, 9:56 PM CDTSevere Thunderstorm WatchSPC6 hr
May 13, 11:27 PM CDTMesoscale DiscussionSPC93 min
May 14, 12:23 AM CDTSevere Thunderstorm WarningLSX52 min
May 14, 3:51 PM CDTFlash Flood WatchLSX32 hr
May 15, 2:39 PM CDTTornado WatchSPC7 hr
May 15, 5:31 PM CDTMesoscale DiscussionSPC119 min
May 15, 6:59 PM CDTSevere Thunderstorm WarningLSX46 min
May 15, 8:33 PM CDTSevere Thunderstorm WarningLSX22 min
May 15, 8:58 PM CDTAreal Flood AdvisoryLSX5 hr
May 15, 10:27 PM CDTRiver Flood WarningLSX9 days
May 25, 12:32 PM CDTMesoscale DiscussionSPC88 min
May 27, 5:50 PM CDTAreal Flood AdvisoryLSX4 hr
May 27, 6:50 PM CDTFlash Flood WarningLSX5 hr
May 27, 7:28 PM CDTAreal Flood AdvisoryLSX4 hr
May 27, 8:03 PM CDTFlash Flood WarningLSX4 hr
May 27, 11:57 PM CDTAreal Flood WarningLSX8 hr
Jun 2, 11:58 AM CDTMesoscale DiscussionSPC92 min
Jun 2, 12:27 PM CDTSevere Thunderstorm WatchSPC8 hr
Jun 2, 1:02 PM CDTSevere Thunderstorm WarningLSX43 min
Jun 2, 2:19 PM CDTSevere Thunderstorm WarningLSX41 min
Jun 2, 2:40 PM CDTAreal Flood AdvisoryLSX5 hr
Jun 2, 3:47 PM CDTMesoscale DiscussionSPC88 min
Jun 2, 6:22 PM CDTMesoscale DiscussionSPC83 min
Jun 8, 3:20 PM CDTMesoscale DiscussionSPC85 min
Jun 8, 4:33 PM CDTSevere Thunderstorm WatchSPC5 hr
Jun 8, 5:06 PM CDTSevere Thunderstorm WarningLSX24 min
Jun 8, 5:20 PM CDTTornado WarningLSX25 min
Jun 8, 5:35 PM CDTTornado WarningLSX40 min
Jun 8, 5:46 PM CDTAreal Flood AdvisoryLSX4 hr
Jun 8, 5:58 PM CDTTornado WarningLSX47 min
Jun 8, 6:36 PM CDTSevere Thunderstorm WarningLSX39 min
Jun 8, 6:46 PM CDTFlash Flood WarningLSX6 hr
Jun 9, 12:21 AM CDTAreal Flood WarningLSX6 hr
Jun 9, 4:00 PM CDTFlash Flood WatchLSX12 hr
Jun 10, 3:13 PM CDTMesoscale DiscussionSPC92 min
Jun 10, 7:10 PM CDTMesoscale DiscussionSPC65 min
Jun 10, 7:46 PM CDTTornado WatchSPC6 hr
Jun 10, 8:27 PM CDTSevere Thunderstorm WarningLSX37 min
Jun 10, 8:31 PM CDTSevere Thunderstorm WarningLSX44 min
Jun 10, 8:58 PM CDTFlash Flood WarningLSX6 hr
Jun 10, 8:58 PM CDTMesoscale DiscussionSPC62 min
Jun 10, 9:53 PM CDTSevere Thunderstorm WarningLSX24 min
Jun 11, 3:08 AM CDTAreal Flood WarningLSX6 hr
Jun 15, 3:42 PM CDTFlash Flood WatchLSX20 hr
Jun 16, 12:41 AM CDTSevere Thunderstorm WatchSPC4 hr
Jun 16, 3:53 AM CDTMesoscale DiscussionSPC67 min
Jun 17, 3:05 PM CDTHeat AdvisoryLSX52 hr
Jun 17, 3:07 PM CDTMesoscale DiscussionSPC23 min
Jun 19, 7:48 PM CDTMesoscale DiscussionSPC87 min
Jun 20, 12:46 AM CDTSevere Thunderstorm WarningLSX44 min
Jun 20, 2:06 PM CDTExcessive Heat WatchLSX14 hr
Jun 21, 3:40 AM CDTExcessive Heat WarningLSX7 days
Jun 22, 3:38 PM CDTSevere Thunderstorm WarningLSX53 min
Jun 27, 5:54 PM CDTSevere Thunderstorm WatchSPC7 hr
Jul 4, 9:28 AM CDTAreal Flood AdvisoryLSX4 hr
Jul 5, 12:20 AM CDTAreal Flood AdvisoryLSX6 hr
Jul 12, 1:07 PM CDTSevere Thunderstorm WarningLSX38 min
Aug 7, 4:18 AM CDTHeat AdvisoryLSX63 hr
Aug 16, 5:09 PM CDTSevere Thunderstorm WarningLSX51 min
Aug 16, 5:31 PM CDTAreal Flood AdvisoryLSX3 hr
Aug 17, 5:14 PM CDTAreal Flood AdvisoryLSX6 hr
Aug 19, 3:20 PM CDTFlash Flood WatchLSX13 hr
Aug 19, 11:26 PM CDTSevere Thunderstorm WatchSPC9 hr
Aug 20, 2:18 AM CDTMesoscale DiscussionSPC87 min
Sep 6, 9:04 PM CDTDense Fog AdvisoryLSX12 hr
Sep 26, 1:42 PM CDTMesoscale DiscussionSPC93 min
Oct 7, 4:18 AM CDTFlash Flood WatchLSX47 hr
Oct 8, 5:26 PM CDTMesoscale DiscussionSPC2 hr
Oct 8, 10:50 PM CDTAreal Flood WarningLSX12 hr
Oct 17, 4:22 AM CDTFrost AdvisoryLSX29 hr
Oct 22, 10:06 PM CDTAreal Flood AdvisoryLSX5 hr
Oct 28, 3:58 PM CDTFlash Flood WatchLSX47 hr
Oct 30, 2:10 AM CDTRiver Flood WarningLSX7 days
Oct 30, 4:25 AM CDTFlash Flood WarningLSX6 hr
Oct 30, 10:38 AM CDTAreal Flood WarningLSX9 hr
Oct 30, 7:33 PM CDTAreal Flood WarningLSX18 hr
Nov 15, 2:02 PM CSTFlood WatchLSX37 hr
Nov 16, 7:27 PM CSTAreal Flood AdvisoryLSX7 hr
Dec 8, 2:48 PM CSTWind AdvisoryLSX25 hr
Dec 22, 3:39 PM CSTFlood WatchLSX61 hr
Dec 24, 5:45 PM CSTAreal Flood AdvisoryLSX6 hr
Dec 24, 11:30 PM CSTAreal Flood AdvisoryLSX6 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 Warning17
Tornado Warning5
Severe Thunderstorm Watch8
Tornado Watch4
Mesoscale Discussion28
Flooding
Areal Flood Warning6
Flash Flood Warning6
River Flood Warning4
Flash Flood Watch9
Flood Watch2
Areal Flood Advisory13
Winter
Winter Storm Warning1
Winter Storm Watch2
Winter Weather Advisory2
Heat
Excessive Heat Warning1
Excessive Heat Watch1
Heat Advisory2
Cold
Freeze Warning3
Freeze Watch1
Frost Advisory2
Wind Chill Advisory1
Wind and dust
Wind Advisory7
Fog and smoke
Dense Fog Advisory1

The busiest days

Days with the most alerts issued, by UTC date.

  1. June 8, 20099alerts
  2. June 11, 20098alerts
  3. June 2, 20097alerts
  4. March 8, 20096alerts
  5. April 5, 20095alerts
  6. May 8, 20094alerts
  7. May 13, 20094alerts
  8. May 14, 20094alerts
  9. May 15, 20093alerts
  10. May 16, 20093alerts

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20082010

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.