Alert archive / Missouri / Clay County

Weather alerts in Clay County, Missouri, 2025

176 weather alerts in 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Clay County and its neighbors

Each county as a circle sized by its count in 2025. Tap one for its archive.

Alerts
176
Warnings
65
Watches
21
Advisories
39
Busiest month
July39 alerts
Busiest day
May 19, 202512 alerts

Over time

By month

Warning verification

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

1 of 2 tornado warnings covering Clay County in 2025 had a tornado report inside them.

Clay County, 2025

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings2150%0
Severe thunderstorm warnings32306%7193%26 min
Flash flood warnings660%3100%301 min

Each office's whole area, 2025

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Kansas City, MO: tornado warnings16569%888%4 min
NWS Kansas City, MO: severe thunderstorm warnings21715031%83987%22 min
NWS Kansas City, MO: flash flood warnings423224%17095%140 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, 2:09 PM CSTWinter Storm WatchEAX23 hr
Jan 3, 12:56 PM CSTWinter Storm WarningEAX59 hr
Jan 4, 2:13 PM CSTBlizzard WarningEAX34 hr
Jan 5, 1:51 AM CSTMesoscale DiscussionSPC5 hr
Jan 5, 6:51 AM CSTMesoscale DiscussionSPC4 hr
Jan 5, 1:48 PM CSTCold Weather AdvisoryEAX20 hr
Jan 8, 2:33 PM CSTWinter Weather AdvisoryEAX42 hr
Jan 20, 2:15 AM CSTCold Weather AdvisoryEAX34 hr
Jan 30, 8:20 AM CSTDense Fog AdvisoryEAX7 hr
Feb 1, 2:11 AM CSTDense Fog AdvisoryEAX7 hr
Feb 4, 2:23 AM CSTWinter Weather AdvisoryEAX46 hr
Feb 9, 4:59 PM CSTWinter Storm WatchEAX34 hr
Feb 10, 2:32 PM CSTWinter Storm WarningEAX49 hr
Feb 12, 9:49 AM CSTWinter Weather AdvisoryEAX8 hr
Feb 16, 3:12 AM CSTExtreme Cold WatchEAX59 hr
Feb 17, 2:43 AM CSTCold Weather AdvisoryEAX3 days
Feb 17, 2:49 AM CSTWinter Storm WarningEAX45 hr
Feb 28, 2:37 AM CSTRed Flag WarningEAX17 hr
Mar 2, 1:50 PM CSTHigh Wind WatchEAX25 hr
Mar 3, 3:15 PM CSTBlizzard WarningEAX39 hr
Mar 3, 3:17 PM CSTHigh Wind WarningEAX51 hr
Mar 4, 1:42 PM CSTWinter Weather AdvisoryEAX22 hr
Mar 5, 12:55 AM CSTHigh Wind WarningEAX11 hr
Mar 5, 11:33 AM CSTWind AdvisoryEAX6 hr
Mar 9, 3:09 AM CDTFire Weather WatchEAX11 hr
Mar 9, 2:11 PM CDTRed Flag WarningEAX30 hr
Mar 13, 2:22 AM CDTHigh Wind WatchEAX23 hr
Mar 13, 2:35 AM CDTFire Weather WatchEAX12 hr
Mar 13, 2:59 PM CDTRed Flag WarningEAX31 hr
Mar 14, 1:11 AM CDTHigh Wind WarningEAX23 hr
Mar 14, 10:25 AM CDTMesoscale DiscussionSPC2 hr
Mar 14, 1:01 PM CDTMesoscale DiscussionSPC2 hr
Mar 14, 2:17 PM CDTSevere Thunderstorm WatchSPC5 hr
Mar 14, 3:08 PM CDTSevere Thunderstorm Warning Considerable damage threatEAX52 min
Mar 14, 3:56 PM CDTSevere Thunderstorm Warning Considerable damage threatEAX27 min
Mar 15, 2:11 PM CDTFire Weather WatchEAX24 hr
Mar 16, 1:51 PM CDTRed Flag WarningEAX30 hr
Mar 17, 2:25 PM CDTRed Flag WarningEAX30 hr
Mar 18, 3:57 AM CDTWind AdvisoryEAX42 hr
Mar 18, 2:43 PM CDTHigh Wind WarningEAX31 hr
Mar 21, 1:18 PM CDTRed Flag WarningEAX6 hr
Mar 27, 10:03 AM CDTMesoscale DiscussionSPC117 min
Mar 29, 7:52 PM CDTMesoscale DiscussionSPC2 hr
Mar 29, 9:50 PM CDTSevere Thunderstorm WarningEAX30 min
Apr 1, 11:56 PM CDTSpecial Weather StatementEAX49 min
Apr 2, 1:27 AM CDTMesoscale DiscussionSPC2 hr
Apr 2, 2:28 AM CDTTornado WatchSPC8 hr
Apr 2, 3:36 AM CDTSevere Thunderstorm WarningEAX39 min
Apr 2, 3:41 AM CDTSevere Thunderstorm WarningEAX34 min
Apr 2, 4:04 AM CDTSevere Thunderstorm WarningEAX41 min
Apr 2, 4:11 AM CDTSevere Thunderstorm WarningEAX34 min
Apr 2, 5:49 AM CDTAreal Flood AdvisoryEAX116 min
Apr 6, 12:53 AM CDTFreeze WarningEAX32 hr
Apr 6, 1:01 AM CDTFreeze WatchEAX25 hr
Apr 7, 1:57 AM CDTFreeze WarningEAX31 hr
Apr 22, 8:20 PM CDTMesoscale DiscussionSPC115 min
Apr 23, 5:02 PM CDTMesoscale DiscussionSPC88 min
Apr 28, 3:28 PM CDTMesoscale DiscussionSPC3 hr
Apr 28, 4:58 PM CDTTornado WatchSPC7 hr
May 2, 5:37 PM CDTSpecial Weather StatementEAX38 min
May 2, 6:03 PM CDTSpecial Weather StatementEAX42 min
May 19, 12:50 PM CDTMesoscale DiscussionSPC115 min
May 19, 1:37 PM CDTTornado WatchSPC9 hr
May 19, 2:45 PM CDTSevere Thunderstorm WarningEAX45 min
May 19, 3:29 PM CDTSevere Thunderstorm WarningEAX46 min
May 19, 3:49 PM CDTSevere Thunderstorm WarningEAX41 min
May 19, 3:55 PM CDTAreal Flood AdvisoryEAX3 hr
May 19, 4:10 PM CDTSevere Thunderstorm WarningEAX50 min
May 19, 4:15 PM CDTFlash Flood WarningEAX6 hr
May 19, 4:24 PM CDTSevere Thunderstorm Warning Considerable damage threatEAX51 min
May 19, 4:44 PM CDTSevere Thunderstorm Warning Considerable damage threatEAX46 min
May 19, 4:48 PM CDTSevere Thunderstorm WarningEAX42 min
May 19, 4:57 PM CDTSevere Thunderstorm WarningEAX48 min
May 19, 7:42 PM CDTRiver Flood WarningEAX12 hr
May 19, 8:22 PM CDTSevere Thunderstorm WarningEAX38 min
May 19, 8:38 PM CDTSevere Thunderstorm WarningEAX29 min
May 19, 8:51 PM CDTSevere Thunderstorm Warning Considerable damage threatEAX39 min
May 19, 8:58 PM CDTMesoscale DiscussionSPC2 hr
May 19, 9:23 PM CDTSevere Thunderstorm WarningEAX52 min
May 20, 3:28 AM CDTSpecial Weather StatementEAX32 min
May 20, 3:55 AM CDTSpecial Weather StatementEAX50 min
Jun 2, 12:52 PM CDTFlood WatchEAX34 hr
Jun 3, 12:59 PM CDTMesoscale DiscussionSPC2 hr
Jun 3, 2:07 PM CDTSevere Thunderstorm Warning Considerable damage threatEAX53 min
Jun 3, 2:16 PM CDTFlash Flood WarningEAX5 hr
Jun 3, 2:24 PM CDTTornado WarningEAX36 min
Jun 3, 2:38 PM CDTFlash Flood WarningEAX5 hr
Jun 3, 2:53 PM CDTSevere Thunderstorm Warning Considerable damage threatEAX52 min
Jun 3, 2:55 PM CDTTornado WarningEAX25 min
Jun 7, 12:12 PM CDTSpecial Weather StatementEAX33 min
Jun 11, 8:06 PM CDTSpecial Weather StatementEAX24 min
Jun 16, 7:56 PM CDTMesoscale DiscussionSPC94 min
Jun 18, 12:50 PM CDTSpecial Weather StatementEAX25 min
Jun 18, 1:15 PM CDTSpecial Weather StatementEAX30 min
Jun 18, 2:15 PM CDTSevere Thunderstorm WarningEAX30 min
Jun 19, 1:41 PM CDTHeat AdvisoryEAX4 days
Jun 24, 1:10 AM CDTSpecial Weather StatementEAX35 min
Jun 24, 4:44 PM CDTSpecial Weather StatementEAX31 min
Jun 26, 10:16 AM CDTFlood WatchEAX17 hr
Jun 26, 1:44 PM CDTSevere Thunderstorm WatchSPC7 hr
Jun 26, 5:11 PM CDTSevere Thunderstorm WarningEAX64 min
Jun 29, 12:18 PM CDTAreal Flood AdvisoryEAX2 hr
Jun 29, 2:23 PM CDTFlood WatchEAX20 hr
Jun 30, 1:36 PM CDTSpecial Weather StatementEAX39 min
Jun 30, 1:42 PM CDTSpecial Weather StatementEAX48 min
Jun 30, 2:07 PM CDTSpecial Weather StatementEAX38 min
Jun 30, 2:29 PM CDTSpecial Weather StatementEAX46 min
Jun 30, 2:58 PM CDTAreal Flood AdvisoryEAX3 hr
Jul 8, 1:55 AM CDTSpecial Weather StatementEAX35 min
Jul 8, 1:59 AM CDTMesoscale DiscussionSPC91 min
Jul 8, 2:16 AM CDTSevere Thunderstorm WarningEAX44 min
Jul 8, 2:53 AM CDTSpecial Weather StatementEAX37 min
Jul 10, 5:24 AM CDTSpecial Weather StatementEAX36 min
Jul 10, 5:56 AM CDTSpecial Weather StatementEAX34 min
Jul 11, 2:01 PM CDTMesoscale DiscussionSPC89 min
Jul 11, 2:19 PM CDTSevere Thunderstorm WatchSPC8 hr
Jul 11, 6:27 PM CDTSpecial Weather StatementEAX48 min
Jul 11, 6:36 PM CDTSevere Thunderstorm WarningEAX24 min
Jul 11, 6:47 PM CDTMesoscale DiscussionSPC58 min
Jul 11, 6:57 PM CDTSevere Thunderstorm WarningEAX33 min
Jul 11, 7:12 PM CDTSevere Thunderstorm WarningEAX48 min
Jul 14, 1:39 AM CDTDense Fog AdvisoryEAX8 hr
Jul 16, 4:49 PM CDTMesoscale DiscussionSPC86 min
Jul 16, 7:20 PM CDTSevere Thunderstorm WarningEAX40 min
Jul 16, 7:33 PM CDTAreal Flood AdvisoryEAX3 hr
Jul 16, 8:36 PM CDTSpecial Weather StatementEAX24 min
Jul 16, 9:03 PM CDTSpecial Weather StatementEAX27 min
Jul 16, 9:43 PM CDTSpecial Weather StatementEAX32 min
Jul 16, 10:38 PM CDTFlash Flood WarningEAX10 hr
Jul 17, 2:39 AM CDTSevere Thunderstorm WarningEAX51 min
Jul 17, 3:09 AM CDTSevere Thunderstorm WarningEAX51 min
Jul 17, 3:31 AM CDTFlash Flood WarningEAX5 hr
Jul 17, 8:25 AM CDTAreal Flood WarningEAX5 hr
Jul 18, 1:57 PM CDTExtreme Heat WarningEAX3 days
Jul 19, 3:42 PM CDTMesoscale DiscussionSPC2 hr
Jul 21, 8:40 AM CDTAreal Flood AdvisoryEAX3 hr
Jul 21, 2:38 PM CDTExtreme Heat WarningEAX11 hr
Jul 22, 3:00 AM CDTHeat AdvisoryEAX64 hr
Jul 23, 2:49 PM CDTFlood WatchEAX61 hr
Jul 24, 3:08 PM CDTMesoscale DiscussionSPC2 hr
Jul 24, 4:54 PM CDTAreal Flood AdvisoryEAX3 hr
Jul 25, 2:31 AM CDTFlash Flood WarningEAX6 hr
Jul 25, 6:56 AM CDTRiver Flood WarningEAX6 hr
Jul 25, 8:22 AM CDTAreal Flood WarningEAX4 hr
Jul 25, 3:09 PM CDTMesoscale DiscussionSPC2 hr
Jul 26, 3:01 AM CDTSpecial Weather StatementEAX29 min
Jul 26, 4:59 AM CDTHeat AdvisoryEAX5 days
Aug 6, 10:58 AM CDTSpecial Weather StatementEAX47 min
Aug 7, 1:29 PM CDTHeat AdvisoryEAX55 hr
Aug 9, 2:22 AM CDTFlood WatchEAX50 hr
Aug 14, 1:35 PM CDTHeat AdvisoryEAX29 hr
Aug 14, 1:35 PM CDTHeat AdvisoryEAX53 hr
Aug 15, 2:00 PM CDTHeat AdvisoryEAX53 hr
Sep 16, 2:21 PM CDTMesoscale DiscussionSPC114 min
Sep 16, 6:43 PM CDTSevere Thunderstorm WarningEAX19 min
Sep 16, 7:00 PM CDTSpecial Weather StatementEAX30 min
Sep 23, 5:57 AM CDTSpecial Weather StatementEAX63 min
Sep 23, 8:58 AM CDTSpecial Weather StatementEAX47 min
Oct 18, 2:29 AM CDTSevere Thunderstorm WarningEAX31 min
Oct 18, 2:49 AM CDTSpecial Weather StatementEAX26 min
Oct 28, 10:31 AM CDTWind AdvisoryEAX23 hr
Oct 29, 2:32 AM CDTFrost AdvisoryEAX29 hr
Oct 30, 2:28 PM CDTFrost AdvisoryEAX19 hr
Oct 31, 2:44 AM CDTFreeze WatchEAX23 hr
Nov 1, 2:04 AM CDTFreeze WarningEAX31 hr
Nov 20, 5:08 AM CSTDense Fog AdvisoryEAX9 hr
Nov 22, 7:19 PM CSTDense Fog AdvisoryEAX17 hr
Nov 30, 2:05 AM CSTWinter Weather AdvisoryEAX43 hr
Dec 9, 3:52 AM CSTWind AdvisoryEAX31 hr
Dec 17, 2:42 AM CSTWind AdvisoryEAX45 hr
Dec 18, 2:17 AM CSTRed Flag WarningEAX16 hr
Dec 23, 4:53 AM CSTDense Fog AdvisoryEAX7 hr
Dec 23, 7:14 PM CSTDense Fog AdvisoryEAX17 hr
Dec 24, 1:38 PM CSTDense Fog AdvisoryEAX38 hr
Dec 26, 7:31 PM CSTDense Fog AdvisoryEAX16 hr
Dec 27, 2:26 PM CSTWind AdvisoryEAX40 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 archive20242026

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.