Alert archive / Kansas / Harper County

Weather alerts in Harper County, Kansas, 2025

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

Harper County and its neighbors

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

Alerts
164
Warnings
53
Watches
37
Advisories
36
Busiest month
June43 alerts
Busiest day
June 17, 202514 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 1 tornado warnings covering Harper County in 2025 had a tornado report inside them; 1 of 1 tornado reports fell inside a warning, on average 0 minutes after it went out.

Harper County, 2025

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings110%1100%0 min
Severe thunderstorm warnings351751%10100%22 min
Flash flood warnings00

Each office's whole area, 2025

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Wichita, KS: tornado warnings11555%5100%16 min
NWS Wichita, KS: severe thunderstorm warnings31416448%43291%25 min
NWS Wichita, KS: flash flood warnings261638%6392%61 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 3, 1:36 PM CSTWinter Weather AdvisoryICT52 hr
Jan 5, 3:05 AM CSTCold Weather AdvisoryICT32 hr
Jan 8, 2:33 PM CSTWinter Weather AdvisoryICT42 hr
Jan 9, 6:52 PM CSTWinter Storm WarningICT11 hr
Jan 20, 2:01 AM CSTCold Weather AdvisoryICT34 hr
Jan 20, 12:40 PM CSTSpecial Weather StatementICT2 hr
Jan 20, 1:21 PM CSTWinter Weather AdvisoryICT5 hr
Jan 20, 2:40 PM CSTSpecial Weather StatementICT110 min
Jan 29, 9:56 PM CSTDense Fog AdvisoryICT15 hr
Jan 30, 8:11 PM CSTDense Fog AdvisoryICT10 hr
Feb 4, 8:07 PM CSTWinter Weather AdvisoryICT16 hr
Feb 5, 2:20 PM CSTDense Fog AdvisoryICT16 hr
Feb 8, 2:29 AM CSTDense Fog AdvisoryICT3 hr
Feb 10, 2:02 PM CSTWinter Weather AdvisoryICT46 hr
Feb 13, 2:25 PM CSTWind AdvisoryICT27 hr
Feb 15, 1:43 PM CSTWinter Storm WatchICT45 hr
Feb 15, 2:34 PM CSTSpecial Weather StatementICT56 min
Feb 16, 3:21 AM CSTExtreme Cold WatchICT24 hr
Feb 17, 3:23 AM CSTWinter Storm WarningICT42 hr
Feb 17, 3:26 AM CSTExtreme Cold WarningICT3 days
Mar 2, 1:32 PM CSTHigh Wind WatchICT24 hr
Mar 3, 1:52 PM CSTHigh Wind WarningICT43 hr
Mar 3, 7:13 PM CSTMesoscale DiscussionSPC92 min
Mar 3, 9:08 PM CSTSevere Thunderstorm WatchSPC4 hr
Mar 12, 3:35 PM CDTFire Weather WatchICT24 hr
Mar 13, 3:20 PM CDTRed Flag WarningICT30 hr
Mar 13, 8:17 PM CDTWind AdvisoryICT29 hr
Mar 15, 2:36 PM CDTFire Weather WatchICT49 hr
Mar 16, 2:42 PM CDTRed Flag WarningICT30 hr
Mar 17, 3:36 AM CDTHigh Wind WatchICT24 hr
Mar 17, 3:57 PM CDTRed Flag WarningICT39 hr
Mar 18, 3:44 AM CDTHigh Wind WarningICT39 hr
Mar 18, 3:44 AM CDTWind AdvisoryICT42 hr
Mar 31, 1:36 PM CDTWind AdvisoryICT35 hr
Apr 1, 5:02 PM CDTTornado WatchSPC7 hr
Apr 1, 11:51 PM CDTTornado WatchSPC7 hr
Apr 6, 1:36 AM CDTFreeze WatchICT12 hr
Apr 6, 2:01 PM CDTFreeze WarningICT19 hr
Apr 16, 3:35 AM CDTFire Weather WatchICT11 hr
Apr 16, 2:33 PM CDTRed Flag WarningICT30 hr
Apr 22, 3:25 PM CDTMesoscale DiscussionSPC2 hr
Apr 22, 5:35 PM CDTSevere Thunderstorm WatchSPC9 hr
Apr 22, 7:40 PM CDTSevere Thunderstorm Warning Considerable damage threatICT35 min
Apr 22, 7:44 PM CDTMesoscale DiscussionSPC91 min
Apr 24, 4:55 PM CDTSevere Thunderstorm WatchSPC7 hr
Apr 29, 12:50 AM CDTMesoscale DiscussionSPC115 min
Apr 29, 2:37 AM CDTSevere Thunderstorm WatchSPC7 hr
May 18, 3:38 PM CDTTornado WatchSPC8 hr
May 18, 7:16 PM CDTMesoscale DiscussionSPC119 min
May 18, 8:57 PM CDTTornado WatchSPC4 hr
May 23, 9:54 PM CDTMesoscale DiscussionSPC2 hr
May 23, 10:37 PM CDTSevere Thunderstorm WatchSPC7 hr
May 24, 1:47 AM CDTMesoscale DiscussionSPC88 min
May 24, 2:16 AM CDTSevere Thunderstorm WarningICT59 min
May 24, 2:51 AM CDTSevere Thunderstorm WarningICT54 min
May 24, 9:15 PM CDTMesoscale DiscussionSPC90 min
May 24, 11:52 PM CDTSevere Thunderstorm WatchSPC9 hr
May 24, 11:53 PM CDTSevere Thunderstorm WarningICT52 min
May 25, 12:41 AM CDTSevere Thunderstorm WarningICT34 min
May 25, 5:24 AM CDTMesoscale DiscussionSPC96 min
May 25, 6:14 AM CDTSevere Thunderstorm WarningICT76 min
May 28, 5:53 PM CDTSevere Thunderstorm WatchSPC7 hr
May 28, 10:47 PM CDTSpecial Weather StatementICT43 min
Jun 2, 5:00 PM CDTMesoscale DiscussionSPC90 min
Jun 2, 5:51 PM CDTSevere Thunderstorm WatchSPC7 hr
Jun 2, 8:35 PM CDTMesoscale DiscussionSPC85 min
Jun 2, 9:04 PM CDTSevere Thunderstorm WarningICT26 min
Jun 2, 9:29 PM CDTSevere Thunderstorm WarningICT31 min
Jun 3, 2:17 PM CDTSevere Thunderstorm WatchSPC7 hr
Jun 3, 3:03 PM CDTSpecial Weather StatementICT27 min
Jun 5, 3:08 AM CDTFlood WatchICT51 hr
Jun 5, 8:15 PM CDTMesoscale DiscussionSPC90 min
Jun 6, 2:08 AM CDTAreal Flood WarningICT8 hr
Jun 6, 11:08 PM CDTMesoscale DiscussionSPC97 min
Jun 7, 12:47 AM CDTMesoscale DiscussionSPC88 min
Jun 7, 1:07 AM CDTTornado WatchSPC6 hr
Jun 7, 1:11 AM CDTSevere Thunderstorm Warning Considerable damage threatICT34 min
Jun 7, 1:43 AM CDTSevere Thunderstorm WarningICT47 min
Jun 7, 1:49 AM CDTSevere Thunderstorm Warning Destructive damage threatICT26 min
Jun 14, 6:38 AM CDTSevere Thunderstorm WarningICT52 min
Jun 14, 7:33 AM CDTMesoscale DiscussionSPC117 min
Jun 16, 11:12 PM CDTSevere Thunderstorm WatchSPC8 hr
Jun 17, 2:31 AM CDTFlood WatchICT32 hr
Jun 17, 3:34 AM CDTSevere Thunderstorm Warning Considerable damage threatICT56 min
Jun 17, 4:06 AM CDTMesoscale DiscussionSPC114 min
Jun 17, 5:04 AM CDTSevere Thunderstorm WarningICT26 min
Jun 17, 5:27 AM CDTSevere Thunderstorm WarningICT48 min
Jun 17, 1:27 PM CDTMesoscale DiscussionSPC2 hr
Jun 17, 3:40 PM CDTTornado WatchSPC6 hr
Jun 17, 4:04 PM CDTSevere Thunderstorm WarningICT56 min
Jun 17, 4:41 PM CDTTornado Warning Tornado observedICT23 min
Jun 17, 4:43 PM CDTMesoscale DiscussionSPC92 min
Jun 17, 5:02 PM CDTSevere Thunderstorm Warning Considerable damage threatICT43 min
Jun 17, 5:22 PM CDTSevere Thunderstorm WarningICT38 min
Jun 17, 5:59 PM CDTSevere Thunderstorm WarningICT61 min
Jun 17, 8:13 PM CDTMesoscale DiscussionSPC2 hr
Jun 17, 9:25 PM CDTSevere Thunderstorm WarningICT24 min
Jun 17, 9:34 PM CDTSevere Thunderstorm WatchSPC6 hr
Jun 17, 9:57 PM CDTSevere Thunderstorm WarningICT48 min
Jun 21, 4:03 AM CDTWind AdvisoryICT40 hr
Jun 23, 4:45 PM CDTMesoscale DiscussionSPC2 hr
Jun 23, 4:57 PM CDTSpecial Weather StatementOUN18 min
Jun 29, 2:18 PM CDTSevere Thunderstorm WatchSPC9 hr
Jun 29, 10:02 PM CDTSevere Thunderstorm WarningICT58 min
Jun 29, 10:38 PM CDTSevere Thunderstorm WarningICT52 min
Jun 30, 3:40 AM CDTAreal Flood WarningICT6 hr
Jul 6, 4:54 PM CDTMesoscale DiscussionSPC2 hr
Jul 6, 5:26 PM CDTSevere Thunderstorm WarningICT49 min
Jul 6, 5:48 PM CDTSevere Thunderstorm WarningICT44 min
Jul 8, 5:58 PM CDTMesoscale DiscussionSPC92 min
Jul 8, 6:18 PM CDTSevere Thunderstorm Warning Considerable damage threatICT57 min
Jul 11, 3:16 PM CDTMesoscale DiscussionSPC119 min
Jul 18, 2:51 PM CDTExtreme Heat WarningICT3 days
Jul 18, 4:13 PM CDTSevere Thunderstorm WarningICT35 min
Jul 21, 7:39 PM CDTMesoscale DiscussionSPC2 hr
Jul 21, 9:40 PM CDTSevere Thunderstorm Warning Considerable damage threatICT50 min
Jul 26, 1:29 PM CDTHeat AdvisoryICT31 hr
Jul 27, 3:41 AM CDTHeat AdvisoryICT40 hr
Jul 28, 3:31 AM CDTHeat AdvisoryICT40 hr
Jul 29, 2:27 PM CDTHeat AdvisoryICT29 hr
Aug 6, 1:16 PM CDTHeat AdvisoryICT31 hr
Aug 7, 1:49 AM CDTHeat AdvisoryICT42 hr
Aug 8, 1:36 PM CDTHeat AdvisoryICT30 hr
Aug 10, 2:11 AM CDTFlood WatchICT32 hr
Aug 10, 5:09 PM CDTMesoscale DiscussionSPC2 hr
Aug 10, 11:08 PM CDTMesoscale DiscussionSPC97 min
Aug 10, 11:31 PM CDTSevere Thunderstorm WatchSPC6 hr
Aug 11, 2:24 AM CDTSevere Thunderstorm WarningICT66 min
Aug 11, 2:43 AM CDTMesoscale DiscussionSPC92 min
Aug 15, 1:06 AM CDTHeat AdvisoryICT19 hr
Aug 15, 2:32 PM CDTHeat AdvisoryICT29 hr
Aug 19, 1:58 PM CDTMesoscale DiscussionSPC2 hr
Aug 27, 12:20 PM CDTFlood WatchICT23 hr
Sep 1, 2:01 PM CDTMesoscale DiscussionSPC2 hr
Sep 1, 5:51 PM CDTSevere Thunderstorm WarningICT54 min
Sep 1, 6:44 PM CDTSevere Thunderstorm WarningICT12 min
Sep 3, 3:40 AM CDTDense Fog AdvisoryICT4 hr
Sep 3, 4:43 PM CDTMesoscale DiscussionSPC62 min
Sep 3, 5:18 PM CDTSevere Thunderstorm WatchSPC6 hr
Sep 8, 4:54 PM CDTSevere Thunderstorm WarningICT54 min
Sep 8, 4:54 PM CDTSevere Thunderstorm WatchSPC8 hr
Sep 8, 5:39 PM CDTSevere Thunderstorm WarningICT45 min
Sep 22, 2:05 PM CDTFlood WatchICT21 hr
Sep 22, 8:23 PM CDTSevere Thunderstorm WatchSPC7 hr
Sep 22, 11:07 PM CDTMesoscale DiscussionSPC113 min
Sep 23, 1:08 AM CDTMesoscale DiscussionSPC97 min
Sep 23, 1:09 AM CDTSevere Thunderstorm WarningICT51 min
Sep 23, 1:57 AM CDTSevere Thunderstorm WarningICT63 min
Oct 14, 5:14 AM CDTDense Fog AdvisoryICT5 hr
Oct 28, 7:51 AM CDTWind AdvisoryICT29 hr
Oct 29, 1:53 AM CDTFreeze WatchICT12 hr
Oct 29, 2:04 PM CDTFreeze WarningICT20 hr
Oct 30, 1:42 PM CDTFrost AdvisoryICT19 hr
Nov 1, 2:23 AM CDTFreeze WarningICT31 hr
Nov 22, 7:22 PM CSTDense Fog AdvisoryICT17 hr
Nov 28, 12:25 PM CSTWind AdvisoryICT30 hr
Dec 16, 2:11 PM CSTFire Weather WatchICT23 hr
Dec 17, 3:20 AM CSTWind AdvisoryICT39 hr
Dec 17, 1:32 PM CSTHigh Wind WarningICT26 hr
Dec 17, 1:34 PM CSTRed Flag WarningICT28 hr
Dec 23, 4:29 AM CSTDense Fog AdvisoryICT10 hr
Dec 23, 3:11 PM CSTDense Fog AdvisoryICT21 hr
Dec 24, 2:23 PM CSTDense Fog AdvisoryICT23 hr
Dec 27, 2:18 PM CSTWind AdvisoryICT26 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.