Alert archive / Kansas / Linn County

Weather alerts in Linn County, Kansas, 2010

161 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Linn County and its neighbors

Each county as a circle sized by its count in 2010. Tap one for its archive.

Alerts
161
Warnings
26
Watches
41
Advisories
38
Busiest month
June28 alerts
Busiest day
July 11, 20107 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 1 tornado warnings covering Linn County in 2010 had a tornado report inside them.

Linn County, 2010

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings10100%0
Severe thunderstorm warnings4175%1100%12 min
Flash flood warnings3233%0

Each office's whole area, 2010

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Kansas City, MO: tornado warnings28968%2259%14 min
NWS Kansas City, MO: severe thunderstorm warnings34618646%46779%17 min
NWS Kansas City, MO: flash flood warnings713945%10583%116 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 2, 3:21 PM CSTWinter Weather AdvisoryEAX15 hr
Jan 5, 2:36 PM CSTWinter Storm WarningEAX38 hr
Jan 7, 4:31 AM CSTWind Chill WarningEAX43 hr
Jan 7, 4:31 AM CSTWinter Weather AdvisoryEAX16 hr
Jan 8, 9:24 PM CSTWind Chill AdvisoryEAX13 hr
Jan 12, 8:44 AM CSTFreezing Fog AdvisoryEAX3 hr
Jan 15, 6:26 AM CSTDense Fog AdvisoryEAX6 hr
Jan 15, 3:06 PM CSTFreezing Fog AdvisoryEAX21 hr
Jan 16, 12:16 PM CSTDense Fog AdvisoryEAX26 hr
Jan 17, 3:44 PM CSTDense Fog AdvisoryEAX41 hr
Jan 23, 8:53 PM CSTDense Fog AdvisoryEAX5 hr
Jan 28, 3:20 PM CSTWinter Weather AdvisoryEAX31 hr
Feb 4, 4:04 AM CSTWinter Weather AdvisoryEAX38 hr
Feb 6, 4:15 AM CSTWinter Storm WatchEAX34 hr
Feb 7, 2:21 PM CSTWinter Weather AdvisoryEAX35 hr
Feb 12, 3:05 PM CSTWinter Weather AdvisoryEAX66 hr
Feb 19, 9:47 PM CSTDense Fog AdvisoryEAX5 hr
Mar 19, 3:57 AM CDTWinter Storm WatchEAX12 hr
Mar 19, 3:57 PM CDTWinter Storm WarningEAX41 hr
Mar 24, 4:06 AM CDTFlood WatchEAX24 hr
Mar 30, 3:20 PM CDTFire Weather WatchEAX19 hr
Apr 2, 8:28 AM CDTMesoscale DiscussionSPC92 min
Apr 2, 9:18 AM CDTSevere Thunderstorm WarningEAX27 min
Apr 4, 2:22 PM CDTMesoscale DiscussionSPC113 min
Apr 4, 3:34 PM CDTTornado WatchSPC8 hr
Apr 4, 6:23 PM CDTMesoscale DiscussionSPC67 min
Apr 6, 2:08 PM CDTSevere Thunderstorm WatchSPC8 hr
Apr 6, 9:16 PM CDTSevere Thunderstorm WarningEAX29 min
Apr 6, 9:28 PM CDTSevere Thunderstorm WatchSPC6 hr
Apr 6, 11:24 PM CDTMesoscale DiscussionSPC66 min
Apr 6, 11:25 PM CDTSpecial Weather StatementEAX35 min
Apr 22, 8:19 PM CDTRiver Flood WarningEAX5 days
Apr 22, 8:19 PM CDTRiver Flood WarningEAX4 days
Apr 22, 10:01 PM CDTFlood WatchEAX15 hr
Apr 23, 6:28 AM CDTFlash Flood WarningEAX6 hr
Apr 23, 10:03 PM CDTMesoscale DiscussionSPC27 min
Apr 28, 4:06 PM CDTWind AdvisoryEAX24 hr
Apr 29, 11:12 PM CDTWind AdvisoryEAX5 hr
May 2, 6:14 AM CDTDense Fog AdvisoryEAX104 min
May 6, 6:16 PM CDTMesoscale DiscussionSPC59 min
May 10, 7:37 PM CDTSpecial Weather StatementEAX23 min
May 10, 8:07 PM CDTSpecial Weather StatementEAX23 min
May 11, 11:16 PM CDTSevere Thunderstorm WatchSPC6 hr
May 12, 2:34 AM CDTMesoscale DiscussionSPC56 min
May 12, 3:43 AM CDTAreal Flood AdvisoryEAX6 hr
May 12, 4:00 AM CDTFlash Flood WatchEAX25 hr
May 12, 2:21 PM CDTMesoscale DiscussionSPC54 min
May 12, 5:14 PM CDTMesoscale DiscussionSPC91 min
May 13, 2:43 AM CDTSpecial Weather StatementEAX32 min
May 13, 9:16 AM CDTRiver Flood WarningEAX4 days
May 13, 9:16 AM CDTRiver Flood WarningEAX61 hr
May 19, 4:05 AM CDTFlood WatchEAX45 hr
May 20, 3:08 PM CDTMesoscale DiscussionSPC2 hr
May 25, 6:43 PM CDTSpecial Weather StatementEAX32 min
May 25, 8:10 PM CDTAreal Flood AdvisoryEAX4 hr
May 26, 2:46 PM CDTSpecial Weather StatementEAX44 min
Jun 1, 7:53 AM CDTSpecial Weather StatementEAX52 min
Jun 2, 5:14 PM CDTMesoscale DiscussionSPC61 min
Jun 8, 7:07 AM CDTMesoscale DiscussionSPC83 min
Jun 8, 2:39 PM CDTTornado WatchSPC8 hr
Jun 8, 2:55 PM CDTFlash Flood WatchEAX10 hr
Jun 8, 6:52 PM CDTMesoscale DiscussionSPC113 min
Jun 8, 8:20 PM CDTTornado WarningEAX28 min
Jun 9, 1:59 AM CDTRiver Flood WarningEAX63 hr
Jun 12, 3:39 PM CDTFlash Flood WatchEAX42 hr
Jun 13, 12:30 PM CDTMesoscale DiscussionSPC30 min
Jun 13, 12:47 PM CDTSevere Thunderstorm WatchSPC5 hr
Jun 13, 8:40 PM CDTMesoscale DiscussionSPC65 min
Jun 13, 9:00 PM CDTSevere Thunderstorm WatchSPC6 hr
Jun 13, 11:43 PM CDTMesoscale DiscussionSPC62 min
Jun 14, 12:17 AM CDTSpecial Weather StatementEAX43 min
Jun 14, 9:36 AM CDTRiver Flood WarningEAX5 days
Jun 14, 11:06 AM CDTRiver Flood WarningEAX34 hr
Jun 16, 4:37 PM CDTAreal Flood AdvisoryEAX4 hr
Jun 16, 5:20 PM CDTMesoscale DiscussionSPC55 min
Jun 16, 5:32 PM CDTSevere Thunderstorm WarningEAX43 min
Jun 16, 5:37 PM CDTSevere Thunderstorm WatchSPC3 hr
Jun 19, 8:02 AM CDTSevere Thunderstorm WatchSPC7 hr
Jun 22, 4:17 AM CDTHeat AdvisoryEAX38 hr
Jun 23, 2:44 PM CDTSevere Thunderstorm WatchSPC7 hr
Jun 23, 5:43 PM CDTSpecial Weather StatementEAX32 min
Jun 23, 6:29 PM CDTMesoscale DiscussionSPC2 hr
Jun 23, 6:39 PM CDTSpecial Weather StatementEAX51 min
Jun 26, 10:45 AM CDTHeat AdvisoryEAX8 hr
Jul 5, 7:38 AM CDTMesoscale DiscussionSPC3 hr
Jul 8, 4:47 AM CDTRiver Flood WarningEAX16 hr
Jul 11, 5:55 AM CDTMesoscale DiscussionSPC3 hr
Jul 11, 9:40 AM CDTMesoscale DiscussionSPC95 min
Jul 11, 10:07 AM CDTSevere Thunderstorm WatchSPC6 hr
Jul 11, 12:17 PM CDTTornado WatchSPC3 hr
Jul 11, 2:06 PM CDTMesoscale DiscussionSPC54 min
Jul 11, 3:19 PM CDTMesoscale DiscussionSPC56 min
Jul 11, 3:37 PM CDTSevere Thunderstorm WatchSPC7 hr
Jul 12, 2:16 PM CDTSevere Thunderstorm WatchSPC9 hr
Jul 12, 3:32 PM CDTFlash Flood WatchEAX4 hr
Jul 12, 3:55 PM CDTSevere Thunderstorm WatchSPC7 hr
Jul 12, 7:56 PM CDTMesoscale DiscussionSPC64 min
Jul 13, 1:33 PM CDTHeat AdvisoryEAX46 hr
Jul 16, 3:27 PM CDTHeat AdvisoryEAX48 hr
Jul 16, 3:49 PM CDTMesoscale DiscussionSPC86 min
Jul 18, 3:48 PM CDTExcessive Heat WarningEAX52 hr
Jul 20, 3:59 AM CDTFlash Flood WatchEAX26 hr
Jul 20, 3:32 PM CDTSevere Thunderstorm WatchSPC7 hr
Jul 20, 5:38 PM CDTMesoscale DiscussionSPC97 min
Jul 20, 8:32 PM CDTMesoscale DiscussionSPC88 min
Jul 21, 4:19 AM CDTExcessive Heat WarningEAX64 hr
Jul 21, 4:19 AM CDTHeat AdvisoryEAX4 days
Jul 24, 2:22 PM CDTMesoscale DiscussionSPC83 min
Jul 24, 3:32 PM CDTSevere Thunderstorm WatchSPC6 hr
Jul 24, 5:58 PM CDTAreal Flood AdvisoryEAX6 hr
Jul 24, 6:46 PM CDTAreal Flood AdvisoryEAX6 hr
Jul 30, 1:49 PM CDTSevere Thunderstorm WatchSPC7 hr
Aug 1, 2:42 PM CDTHeat AdvisoryEAX3 days
Aug 4, 5:22 PM CDTMesoscale DiscussionSPC83 min
Aug 6, 3:47 AM CDTExcessive Heat WatchEAX60 hr
Aug 6, 3:47 AM CDTExcessive Heat WarningEAX9 days
Aug 11, 6:28 PM CDTSevere Thunderstorm WarningEAX32 min
Aug 11, 7:15 PM CDTSpecial Weather StatementEAX45 min
Aug 11, 7:31 PM CDTFlash Flood WarningEAX4 hr
Aug 13, 3:28 PM CDTSevere Thunderstorm WatchSPC8 hr
Aug 13, 5:51 PM CDTMesoscale DiscussionSPC54 min
Aug 13, 9:34 PM CDTMesoscale DiscussionSPC56 min
Aug 14, 10:28 PM CDTMesoscale DiscussionSPC62 min
Aug 20, 1:58 PM CDTSevere Thunderstorm WatchSPC8 hr
Aug 20, 5:20 PM CDTMesoscale DiscussionSPC85 min
Aug 20, 7:46 PM CDTMesoscale DiscussionSPC59 min
Sep 2, 2:17 PM CDTMesoscale DiscussionSPC118 min
Sep 2, 3:29 PM CDTSevere Thunderstorm WatchSPC7 hr
Sep 6, 4:09 AM CDTWind AdvisoryEAX14 hr
Sep 8, 3:20 AM CDTFlood WatchEAX23 hr
Sep 10, 11:46 AM CDTFlash Flood WatchEAX16 hr
Sep 10, 3:10 PM CDTMesoscale DiscussionSPC95 min
Sep 10, 5:20 PM CDTMesoscale DiscussionSPC85 min
Sep 10, 5:54 PM CDTTornado WatchSPC7 hr
Sep 10, 9:40 PM CDTMesoscale DiscussionSPC2 hr
Sep 10, 10:54 PM CDTSpecial Weather StatementEAX51 min
Sep 10, 11:36 PM CDTAreal Flood AdvisoryEAX4 hr
Sep 14, 2:10 AM CDTMesoscale DiscussionSPC2 hr
Sep 15, 3:54 AM CDTFlash Flood WatchEAX18 hr
Sep 15, 8:54 AM CDTAreal Flood AdvisoryEAX6 hr
Sep 15, 5:03 PM CDTMesoscale DiscussionSPC117 min
Sep 15, 7:04 PM CDTAreal Flood AdvisoryEAX4 hr
Sep 15, 7:49 PM CDTFlash Flood WarningEAX4 hr
Sep 15, 7:58 PM CDTSpecial Weather StatementEAX47 min
Sep 18, 1:15 PM CDTMesoscale DiscussionSPC2 hr
Sep 18, 2:21 PM CDTSevere Thunderstorm WatchSPC8 hr
Sep 18, 6:09 PM CDTMesoscale DiscussionSPC96 min
Sep 23, 4:16 AM CDTFlash Flood WatchEAX19 hr
Oct 2, 3:33 AM CDTFrost AdvisoryEAX29 hr
Oct 3, 2:35 PM CDTFrost AdvisoryEAX18 hr
Oct 23, 2:12 PM CDTMesoscale DiscussionSPC93 min
Oct 27, 3:21 AM CDTRed Flag WarningEAX16 hr
Oct 28, 3:42 AM CDTFreeze WarningEAX29 hr
Nov 5, 3:52 PM CDTFire Weather WatchEAX23 hr
Nov 6, 3:15 PM CDTRed Flag WarningEAX28 hr
Nov 24, 2:28 PM CSTTornado WatchSPC6 hr
Nov 28, 3:27 AM CSTRed Flag WarningEAX15 hr
Dec 10, 8:58 PM CSTWind AdvisoryEAX39 hr
Dec 15, 6:30 PM CSTWinter Weather AdvisoryEAX9 hr
Dec 23, 10:41 AM CSTWinter Weather AdvisoryEAX37 hr
Dec 30, 12:58 PM CSTWind AdvisoryEAX3 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 archive20092011

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.