Alert archive / Kansas / Logan County

Weather alerts in Logan County, Kansas, 2009

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

Logan County and its neighbors

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

Alerts
143
Warnings
44
Watches
23
Advisories
43
Busiest month
July31 alerts
Busiest day
July 21, 20096 alerts

Over time

By month

Warning verification

How often warnings here had a storm report inside them, and how much warning the reports had.

0 of 3 tornado warnings covering Logan County in 2009 had a tornado report inside them.

Logan County, 2009

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings30100%0
Severe thunderstorm warnings21957%1486%28 min
Flash flood warnings4250%475%59 min

Each office's whole area, 2009

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Goodland, KS: tornado warnings23674%1553%12 min
NWS Goodland, KS: severe thunderstorm warnings26413748%30684%25 min
NWS Goodland, KS: flash flood warnings25388%944%97 min

An office's figures cover every county it serves, including across state lines.

Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.

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 9, 4:05 AM CSTWind AdvisoryGLD14 hr
Jan 11, 11:33 AM CSTWind AdvisoryGLD22 hr
Jan 12, 10:00 AM CSTHigh Wind WarningGLD8 hr
Jan 17, 10:37 AM CSTWind AdvisoryGLD5 hr
Jan 18, 3:01 AM CSTWind AdvisoryGLD15 hr
Jan 18, 3:10 AM CSTFire Weather WatchGLD12 hr
Jan 18, 3:10 AM CSTRed Flag WarningGLD15 hr
Jan 18, 3:10 PM CSTRed Flag WarningGLD27 hr
Jan 18, 3:14 PM CSTWind AdvisoryGLD27 hr
Jan 28, 12:32 PM CSTWind AdvisoryGLD3 hr
Feb 5, 3:28 PM CSTFire Weather WatchGLD5 hr
Feb 5, 8:50 PM CSTRed Flag WarningGLD21 hr
Feb 6, 10:30 AM CSTWind AdvisoryGLD8 hr
Feb 9, 1:58 AM CSTWind AdvisoryGLD16 hr
Feb 16, 11:30 AM CSTRed Flag WarningGLD31 hr
Feb 17, 10:15 AM CSTWind AdvisoryGLD8 hr
Mar 3, 4:22 AM CSTFire Weather WatchGLD24 hr
Mar 3, 4:22 AM CSTFire Weather WatchGLD49 hr
Mar 4, 4:09 AM CSTRed Flag WarningGLD15 hr
Mar 4, 4:09 AM CSTRed Flag WarningGLD39 hr
Mar 5, 5:07 AM CSTFire Weather WatchGLD22 hr
Mar 5, 10:58 AM CSTWind AdvisoryGLD7 hr
Mar 6, 2:54 AM CSTRed Flag WarningGLD17 hr
Mar 22, 1:05 PM CDTWind AdvisoryGLD32 hr
Mar 23, 1:24 PM CDTWind AdvisoryGLD30 hr
Mar 25, 4:10 AM CDTWinter Storm WatchGLD23 hr
Mar 26, 3:08 AM CDTBlizzard WarningGLD32 hr
Mar 27, 10:40 AM CDTWinter Weather AdvisoryGLD6 hr
Mar 29, 2:22 PM CDTWind AdvisoryGLD35 hr
Mar 31, 4:34 AM CDTWind AdvisoryGLD12 hr
Apr 1, 3:05 PM CDTWinter Weather AdvisoryGLD12 hr
Apr 3, 3:10 AM CDTWinter Weather AdvisoryGLD38 hr
Apr 3, 11:45 AM CDTWind AdvisoryGLD4 hr
Apr 3, 3:59 PM CDTWind AdvisoryGLD48 hr
Apr 14, 4:15 AM CDTWind AdvisoryGLD41 hr
Apr 16, 11:20 AM CDTMesoscale DiscussionSPC115 min
Apr 17, 3:44 PM CDTDense Fog AdvisoryGLD2 hr
Apr 22, 2:39 PM CDTMesoscale DiscussionSPC2 hr
Apr 24, 6:01 PM CDTMesoscale DiscussionSPC59 min
May 7, 10:53 PM CDTMesoscale DiscussionSPC2 hr
May 7, 11:13 PM CDTSevere Thunderstorm WatchSPC4 hr
May 8, 12:06 AM CDTSevere Thunderstorm WarningGLD54 min
May 8, 12:29 AM CDTSevere Thunderstorm WarningGLD37 min
May 8, 12:55 AM CDTSevere Thunderstorm WarningGLD40 min
May 19, 4:59 AM CDTWind AdvisoryGLD16 hr
May 24, 6:59 AM CDTDense Fog AdvisoryGLD3 hr
May 30, 5:18 PM CDTMesoscale DiscussionSPC87 min
Jun 1, 2:55 PM CDTMesoscale DiscussionSPC2 hr
Jun 1, 8:02 PM CDTSevere Thunderstorm WarningGLD58 min
Jun 7, 5:31 PM CDTSevere Thunderstorm WatchSPC5 hr
Jun 12, 4:28 AM CDTSevere Thunderstorm WarningGLD35 min
Jun 13, 11:59 PM CDTMesoscale DiscussionSPC91 min
Jun 14, 4:11 PM CDTTornado WatchSPC7 hr
Jun 14, 5:48 PM CDTMesoscale DiscussionSPC117 min
Jun 14, 7:46 PM CDTTornado WatchSPC5 hr
Jun 15, 3:34 PM CDTTornado WatchSPC8 hr
Jun 15, 8:14 PM CDTTornado WarningGLD17 min
Jul 3, 1:48 PM CDTMesoscale DiscussionSPC87 min
Jul 3, 2:58 PM CDTSevere Thunderstorm WatchSPC9 hr
Jul 3, 5:08 PM CDTSevere Thunderstorm WarningGLD45 min
Jul 3, 9:43 PM CDTMesoscale DiscussionSPC32 min
Jul 6, 8:07 PM CDTMesoscale DiscussionSPC23 min
Jul 8, 2:19 AM CDTSevere Thunderstorm WarningGLD42 min
Jul 11, 1:28 AM CDTMesoscale DiscussionSPC62 min
Jul 11, 10:25 PM CDTMesoscale DiscussionSPC65 min
Jul 11, 11:36 PM CDTSevere Thunderstorm WarningGLD39 min
Jul 12, 9:47 PM CDTSevere Thunderstorm WarningGLD27 min
Jul 13, 9:50 PM CDTSevere Thunderstorm WarningGLD55 min
Jul 17, 11:40 AM CDTSevere Thunderstorm WatchSPC6 hr
Jul 17, 2:47 PM CDTSevere Thunderstorm WarningGLD58 min
Jul 17, 3:15 PM CDTMesoscale DiscussionSPC30 min
Jul 17, 4:21 PM CDTSevere Thunderstorm WarningGLD18 min
Jul 20, 6:39 PM CDTSevere Thunderstorm WarningGLD43 min
Jul 20, 7:16 PM CDTMesoscale DiscussionSPC59 min
Jul 20, 7:23 PM CDTSevere Thunderstorm WarningGLD67 min
Jul 20, 7:26 PM CDTSevere Thunderstorm WatchSPC3 hr
Jul 20, 7:54 PM CDTSevere Thunderstorm WarningGLD66 min
Jul 20, 8:01 PM CDTTornado WarningGLD41 min
Jul 20, 8:32 PM CDTTornado WarningGLD28 min
Jul 22, 2:16 PM CDTMesoscale DiscussionSPC89 min
Jul 22, 2:55 PM CDTSevere Thunderstorm WatchSPC7 hr
Jul 22, 6:17 PM CDTSevere Thunderstorm WarningGLD58 min
Jul 22, 6:33 PM CDTFlash Flood WarningGLD3 hr
Jul 22, 6:47 PM CDTMesoscale DiscussionSPC88 min
Jul 23, 3:30 PM CDTSevere Thunderstorm WatchSPC7 hr
Jul 23, 7:41 PM CDTMesoscale DiscussionSPC64 min
Jul 29, 3:08 PM CDTMesoscale DiscussionSPC2 hr
Jul 31, 5:16 PM CDTSevere Thunderstorm WatchSPC7 hr
Aug 2, 3:05 PM CDTMesoscale DiscussionSPC2 hr
Aug 10, 2:29 AM CDTMesoscale DiscussionSPC61 min
Aug 10, 2:49 AM CDTSevere Thunderstorm WatchSPC6 hr
Aug 10, 6:02 AM CDTMesoscale DiscussionSPC118 min
Aug 10, 8:01 AM CDTMesoscale DiscussionSPC89 min
Aug 14, 5:10 PM CDTSevere Thunderstorm WarningGLD55 min
Aug 16, 7:12 PM CDTMesoscale DiscussionSPC93 min
Aug 17, 1:52 AM CDTMesoscale DiscussionSPC83 min
Aug 17, 4:00 AM CDTSevere Thunderstorm WarningGLD60 min
Aug 17, 4:51 PM CDTMesoscale DiscussionSPC84 min
Aug 18, 4:46 PM CDTMesoscale DiscussionSPC59 min
Aug 18, 5:00 PM CDTSevere Thunderstorm WatchSPC7 hr
Aug 18, 8:41 PM CDTMesoscale DiscussionSPC64 min
Aug 24, 5:48 PM CDTMesoscale DiscussionSPC87 min
Aug 25, 3:31 PM CDTMesoscale DiscussionSPC89 min
Aug 25, 8:45 PM CDTSevere Thunderstorm WarningGLD60 min
Aug 25, 9:40 PM CDTSevere Thunderstorm WarningGLD39 min
Aug 26, 12:32 AM CDTAreal Flood WarningGLD5 hr
Sep 2, 7:21 AM CDTDense Fog AdvisoryGLD4 hr
Sep 3, 5:48 AM CDTDense Fog AdvisoryGLD4 hr
Sep 3, 3:43 PM CDTMesoscale DiscussionSPC2 hr
Sep 5, 1:32 AM CDTDense Fog AdvisoryGLD9 hr
Sep 7, 6:36 PM CDTFlash Flood WarningGLD6 hr
Sep 7, 6:41 PM CDTSevere Thunderstorm WarningGLD64 min
Sep 8, 12:22 AM CDTFlash Flood WarningGLD6 hr
Sep 8, 6:18 AM CDTAreal Flood WarningGLD12 hr
Sep 8, 2:07 PM CDTFlash Flood WatchGLD23 hr
Sep 9, 1:00 AM CDTFlash Flood WarningGLD5 hr
Sep 9, 6:08 AM CDTAreal Flood WarningGLD8 hr
Sep 11, 6:46 AM CDTDense Fog AdvisoryGLD4 hr
Sep 13, 9:05 AM CDTDense Fog AdvisoryGLD2 hr
Sep 13, 7:24 PM CDTDense Fog AdvisoryGLD10 hr
Sep 30, 4:21 PM CDTWind AdvisoryGLD28 hr
Oct 2, 1:03 PM CDTFrost AdvisoryGLD20 hr
Oct 5, 5:12 PM CDTMesoscale DiscussionSPC63 min
Oct 10, 3:33 AM CDTWinter Weather AdvisoryGLD22 hr
Oct 11, 2:40 PM CDTWinter Weather AdvisoryGLD19 hr
Oct 20, 5:36 AM CDTDense Fog AdvisoryGLD7 hr
Oct 20, 3:51 PM CDTWinter Storm WatchGLD21 hr
Oct 21, 4:35 AM CDTWinter Weather AdvisoryGLD33 hr
Oct 29, 8:14 PM CDTWinter Weather AdvisoryGLD14 hr
Nov 14, 4:15 AM CSTWinter Storm WatchGLD36 hr
Nov 14, 5:16 PM CSTWinter Storm WarningGLD31 hr
Nov 15, 10:26 AM CSTMesoscale DiscussionSPC4 hr
Nov 22, 8:32 PM CSTDense Fog AdvisoryGLD14 hr
Dec 7, 4:30 AM CSTWinter Storm WarningGLD41 hr
Dec 8, 9:55 PM CSTWind Chill WarningGLD12 hr
Dec 9, 3:30 AM CSTWind Chill AdvisoryGLD7 hr
Dec 9, 3:13 PM CSTWind Chill AdvisoryGLD19 hr
Dec 21, 4:25 AM CSTWinter Storm WatchGLD10 hr
Dec 21, 2:54 PM CSTWinter Storm WarningGLD63 hr
Dec 23, 1:32 PM CSTWinter Weather AdvisoryGLD28 hr
Dec 24, 9:54 PM CSTWind Chill AdvisoryGLD12 hr
Dec 24, 9:54 PM CSTWind AdvisoryGLD20 hr
Dec 25, 10:32 AM CSTWinter Weather AdvisoryGLD31 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

The busiest days

Days with the most alerts issued, by UTC date.

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. Warning verification from the Mesonet's Cow. Rebuilt daily.