Alert archive / Iowa / Louisa County

Weather alerts in Louisa County, Iowa, 2012

124 weather alerts in 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Louisa County and its neighbors

Each county as a circle sized by its count in 2012. Tap one for its archive.

Alerts
124
Warnings
29
Watches
19
Advisories
31
Busiest month
May30 alerts
Busiest day
May 4, 201215 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 1, 3:07 PM CSTWind AdvisoryDVN315 days
Jan 11, 4:02 AM CSTWinter Weather AdvisoryDVN41 hr
Jan 22, 8:08 AM CSTFreezing Rain AdvisoryDVN8 hr
Jan 22, 3:20 PM CSTDense Fog AdvisoryDVN15 hr
Jan 26, 5:01 AM CSTDense Fog AdvisoryDVN7 hr
Feb 1, 7:31 PM CSTDense Fog AdvisoryDVN18 hr
Feb 2, 6:06 PM CSTDense Fog AdvisoryDVN20 hr
Feb 22, 11:12 AM CSTWinter Storm WatchDVN16 hr
Feb 23, 8:45 PM CSTMesoscale DiscussionSPC5 hr
Feb 28, 3:47 PM CSTWind AdvisoryDVN26 hr
Mar 2, 3:57 AM CSTWinter Weather AdvisoryDVN14 hr
Mar 2, 11:06 AM CSTMesoscale DiscussionSPC4 hr
Mar 23, 7:22 AM CDTDense Fog AdvisoryDVN3 hr
Mar 24, 3:28 AM CDTDense Fog AdvisoryDVN7 hr
Mar 25, 3:30 AM CDTDense Fog AdvisoryDVN5 hr
Mar 27, 3:58 PM CDTMesoscale DiscussionSPC2 hr
Mar 31, 8:52 PM CDTMesoscale DiscussionSPC53 min
Mar 31, 9:24 PM CDTSevere Thunderstorm WatchSPC9 hr
Apr 4, 3:40 PM CDTFreeze WatchDVN24 hr
Apr 5, 3:25 PM CDTFreeze WarningDVN17 hr
Apr 8, 3:29 PM CDTFreeze WatchDVN22 hr
Apr 10, 3:37 AM CDTFreeze WarningDVN28 hr
Apr 11, 3:46 AM CDTFreeze WarningDVN28 hr
Apr 14, 7:50 PM CDTMesoscale DiscussionSPC55 min
Apr 14, 8:41 PM CDTSevere Thunderstorm WatchSPC4 hr
Apr 14, 9:03 PM CDTSevere Thunderstorm WarningDVN43 min
Apr 14, 9:38 PM CDTSevere Thunderstorm WarningDVN55 min
Apr 14, 9:54 PM CDTMesoscale DiscussionSPC96 min
Apr 14, 9:55 PM CDTSevere Thunderstorm WarningDVN65 min
Apr 15, 3:28 AM CDTWind AdvisoryDVN19 hr
Apr 15, 3:37 PM CDTSpecial Weather StatementDVN53 min
Apr 15, 4:18 PM CDTSpecial Weather StatementDVN57 min
Apr 15, 5:16 PM CDTSpecial Weather StatementDVN59 min
Apr 15, 5:59 PM CDTSpecial Weather StatementDVN2 hr
Apr 20, 3:24 PM CDTFrost AdvisoryDVN17 hr
Apr 30, 3:09 AM CDTDense Fog AdvisoryDVN6 hr
May 2, 4:26 AM CDTSevere Thunderstorm WarningDVN49 min
May 3, 7:09 PM CDTTornado WatchSPC6 hr
May 3, 8:23 PM CDTSpecial Weather StatementDVN52 min
May 3, 8:27 PM CDTTornado WarningDVN33 min
May 3, 8:58 PM CDTTornado WarningDVN32 min
May 3, 9:29 PM CDTTornado WarningDVN17 min
May 3, 9:58 PM CDTFlash Flood WarningDVN6 hr
May 3, 10:20 PM CDTFlash Flood WarningDVN6 hr
May 3, 10:44 PM CDTFlash Flood WarningDVN6 hr
May 3, 11:18 PM CDTMesoscale DiscussionSPC27 min
May 3, 11:59 PM CDTFlash Flood WatchDVN9 hr
May 4, 12:06 AM CDTSevere Thunderstorm WarningDVN24 min
May 4, 2:16 AM CDTMesoscale DiscussionSPC119 min
May 4, 4:04 AM CDTAreal Flood WarningDVN9 hr
May 4, 3:31 PM CDTFlash Flood WatchDVN11 hr
May 4, 5:31 PM CDTMesoscale DiscussionSPC29 min
May 6, 4:07 AM CDTFlash Flood WatchDVN16 hr
May 6, 8:40 AM CDTMesoscale DiscussionSPC65 min
May 6, 9:29 AM CDTSevere Thunderstorm WatchSPC4 hr
May 6, 1:42 PM CDTSevere Thunderstorm WatchSPC7 hr
May 6, 9:30 PM CDTSpecial Weather StatementDVN60 min
May 15, 2:51 PM CDTMesoscale DiscussionSPC54 min
May 15, 6:15 PM CDTSpecial Weather StatementDVN30 min
May 15, 6:44 PM CDTSpecial Weather StatementDVN31 min
May 15, 7:15 PM CDTSpecial Weather StatementDVN30 min
May 15, 7:48 PM CDTSpecial Weather StatementDVN27 min
May 24, 3:07 AM CDTWind AdvisoryDVN16 hr
May 24, 3:30 PM CDTSevere Thunderstorm WatchSPC4 hr
May 24, 5:42 PM CDTMesoscale DiscussionSPC2 hr
May 25, 3:09 PM CDTMesoscale DiscussionSPC2 hr
Jun 2, 1:05 PM CDTMesoscale DiscussionSPC115 min
Jun 11, 3:14 AM CDTSpecial Weather StatementDVN61 min
Jun 11, 3:56 AM CDTSpecial Weather StatementDVN64 min
Jun 16, 12:42 PM CDTMesoscale DiscussionSPC63 min
Jun 16, 2:45 PM CDTSevere Thunderstorm WatchSPC6 hr
Jun 16, 3:38 PM CDTMesoscale DiscussionSPC97 min
Jun 16, 5:13 PM CDTSevere Thunderstorm WarningDVN47 min
Jun 18, 3:44 AM CDTWind AdvisoryDVN15 hr
Jun 18, 1:11 PM CDTHeat AdvisoryDVN14 hr
Jun 26, 3:23 PM CDTExcessive Heat WatchDVN24 hr
Jun 27, 3:21 PM CDTHeat AdvisoryDVN53 hr
Jun 29, 3:49 PM CDTSevere Thunderstorm WatchSPC5 hr
Jun 29, 7:33 PM CDTMesoscale DiscussionSPC87 min
Jun 29, 8:19 PM CDTSevere Thunderstorm WarningDVN26 min
Jun 29, 11:46 PM CDTMesoscale DiscussionSPC119 min
Jun 30, 1:42 AM CDTSpecial Weather StatementDVN48 min
Jun 30, 1:47 AM CDTSevere Thunderstorm WarningDVN28 min
Jul 2, 3:08 PM CDTHeat AdvisoryDVN36 hr
Jul 4, 3:23 AM CDTExcessive Heat WarningDVN4 days
Jul 16, 3:01 PM CDTHeat AdvisoryDVN52 hr
Jul 24, 4:09 AM CDTHeat AdvisoryDVN40 hr
Jul 25, 8:40 PM CDTMesoscale DiscussionSPC65 min
Jul 25, 8:57 PM CDTSevere Thunderstorm WatchSPC6 hr
Jul 29, 3:25 PM CDTMesoscale DiscussionSPC2 hr
Aug 4, 10:26 AM CDTMesoscale DiscussionSPC49 min
Aug 4, 10:50 AM CDTSevere Thunderstorm WatchSPC5 hr
Aug 4, 12:38 PM CDTSevere Thunderstorm WarningDVN67 min
Aug 4, 12:59 PM CDTSevere Thunderstorm WarningDVN76 min
Aug 4, 1:09 PM CDTMesoscale DiscussionSPC66 min
Aug 9, 5:11 PM CDTMesoscale DiscussionSPC94 min
Aug 16, 3:57 AM CDTMesoscale DiscussionSPC3 hr
Aug 19, 4:43 PM CDTSpecial Weather StatementDVN62 min
Aug 27, 12:03 AM CDTDense Fog AdvisoryDVN10 hr
Sep 5, 1:14 AM CDTMesoscale DiscussionSPC91 min
Sep 5, 3:41 AM CDTSevere Thunderstorm WarningDVN64 min
Sep 5, 3:43 AM CDTMesoscale DiscussionSPC92 min
Sep 5, 4:16 AM CDTSevere Thunderstorm WarningDVN59 min
Sep 7, 2:54 AM CDTSpecial Weather StatementDVN81 min
Sep 7, 3:17 AM CDTSevere Thunderstorm WarningDVN13 min
Sep 7, 5:20 AM CDTSevere Thunderstorm WarningDVN40 min
Sep 14, 3:34 AM CDTDense Fog AdvisoryDVN4 hr
Sep 21, 1:13 PM CDTSpecial Weather StatementDVN62 min
Sep 21, 2:50 PM CDTFreeze WatchDVN25 hr
Sep 22, 3:55 PM CDTFrost AdvisoryDVN16 hr
Sep 23, 3:44 PM CDTFrost AdvisoryDVN15 hr
Oct 5, 1:12 PM CDTFreeze WarningDVN20 hr
Oct 6, 3:10 PM CDTFreeze WarningDVN18 hr
Oct 22, 6:49 AM CDTSpecial Weather StatementDVN56 min
Nov 20, 1:44 AM CSTDense Fog AdvisoryDVN10 hr
Nov 20, 4:23 PM CSTDense Fog AdvisoryDVN21 hr
Nov 23, 5:08 AM CSTWind AdvisoryDVN7 hr
Dec 2, 6:56 PM CSTDense Fog AdvisoryDVN13 hr
Dec 3, 3:29 PM CSTMesoscale DiscussionSPC91 min
Dec 17, 3:53 PM CSTWinter Storm WatchDVN48 hr
Dec 19, 4:09 AM CSTBlizzard WarningDVN44 hr
Dec 19, 4:09 AM CSTWinter Storm WarningDVN44 hr
Dec 20, 7:49 AM CSTMesoscale DiscussionSPC4 hr
Dec 21, 12:06 AM CSTWinter Weather AdvisoryDVN10 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 Warning14
Tornado Warning3
Severe Thunderstorm Watch9
Tornado Watch1
Mesoscale Discussion28
Special Weather Statement17
Flooding
Areal Flood Warning1
Flash Flood Warning3
Flash Flood Watch3
Winter
Blizzard Warning1
Winter Storm Warning1
Winter Storm Watch2
Freezing Rain Advisory1
Winter Weather Advisory3
Heat
Excessive Heat Warning1
Excessive Heat Watch1
Heat Advisory5
Cold
Freeze Warning5
Freeze Watch3
Frost Advisory3
Wind and dust
Wind Advisory6
Fog and smoke
Dense Fog Advisory13

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 4, 201215alerts
  2. April 15, 201211alerts
  3. June 30, 20125alerts
  4. August 4, 20125alerts
  5. May 6, 20124alerts
  6. June 16, 20124alerts
  7. September 5, 20124alerts
  8. May 15, 20123alerts
  9. May 24, 20123alerts
  10. September 7, 20123alerts

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20112013

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.