Alert archive / Kansas / McPherson County

Weather alerts in McPherson County, Kansas, 2018

156 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

McPherson County and its neighbors

Each county as a circle sized by its count in 2018. Tap one for its archive.

Alerts
156
Warnings
42
Watches
23
Advisories
37
Busiest month
May30 alerts
Busiest day
May 2, 201810 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 reports fell inside a warning.

McPherson County, 2018

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings010%
Severe thunderstorm warnings14843%989%15 min
Flash flood warnings00

Each office's whole area, 2018

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Wichita, KS: tornado warnings19953%1567%10 min
NWS Wichita, KS: severe thunderstorm warnings24911155%30978%23 min
NWS Wichita, KS: flash flood warnings10730%15100%114 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, 2:56 PM CSTWinter Weather AdvisoryICT44 hr
Jan 10, 2:34 PM CSTWind AdvisoryICT25 hr
Jan 11, 3:24 AM CSTWinter Storm WarningICT8 hr
Jan 11, 4:20 AM CSTMesoscale DiscussionSPC4 hr
Jan 14, 2:44 PM CSTWind Chill AdvisoryICT45 hr
Jan 14, 2:44 PM CSTWinter Weather AdvisoryICT21 hr
Jan 21, 2:29 AM CSTDense Fog AdvisoryICT9 hr
Jan 21, 1:58 PM CSTWind AdvisoryICT28 hr
Jan 24, 2:10 PM CSTRed Flag WarningICT30 hr
Jan 26, 3:42 AM CSTWind AdvisoryICT14 hr
Feb 10, 3:22 AM CSTWinter Weather AdvisoryICT28 hr
Feb 18, 3:26 AM CSTRed Flag WarningICT15 hr
Feb 18, 3:27 AM CSTWind AdvisoryICT15 hr
Feb 19, 2:45 PM CSTWinter Weather AdvisoryICT27 hr
Feb 19, 10:48 PM CSTSpecial Weather StatementICT42 min
Feb 20, 4:21 AM CSTMesoscale DiscussionSPC3 hr
Feb 20, 3:31 PM CSTWinter Weather AdvisoryICT53 hr
Feb 21, 7:02 PM CSTMesoscale DiscussionSPC4 hr
Feb 23, 3:39 AM CSTWinter Weather AdvisoryICT32 hr
Mar 3, 7:28 AM CSTWind AdvisoryICT12 hr
Mar 3, 9:27 AM CSTRed Flag WarningICT9 hr
Mar 3, 3:23 PM CSTFire Weather WatchICT24 hr
Mar 4, 9:27 AM CSTWind AdvisoryICT9 hr
Mar 4, 3:15 PM CSTWind AdvisoryICT27 hr
Mar 4, 3:15 PM CSTWind AdvisoryICT52 hr
Mar 4, 3:24 PM CSTFire Weather WatchICT24 hr
Mar 4, 3:24 PM CSTRed Flag WarningICT28 hr
Mar 5, 3:09 PM CSTRed Flag WarningICT28 hr
Mar 5, 3:26 PM CSTHigh Wind WarningICT28 hr
Mar 14, 4:03 AM CDTRed Flag WarningICT15 hr
Mar 15, 2:32 AM CDTFire Weather WatchICT13 hr
Mar 15, 2:32 AM CDTRed Flag WarningICT17 hr
Mar 15, 3:27 PM CDTRed Flag WarningICT29 hr
Mar 16, 3:07 AM CDTWind AdvisoryICT17 hr
Mar 19, 2:37 AM CDTSpecial Weather StatementICT23 min
Apr 2, 3:40 AM CDTFire Weather WatchICT12 hr
Apr 2, 3:51 PM CDTRed Flag WarningICT27 hr
Apr 2, 3:58 PM CDTWind AdvisoryICT27 hr
Apr 6, 10:09 PM CDTSpecial Weather StatementICT51 min
Apr 10, 4:09 AM CDTFire Weather WatchICT23 hr
Apr 10, 3:06 PM CDTFire Weather WatchICT18 hr
Apr 11, 3:34 AM CDTRed Flag WarningICT15 hr
Apr 11, 9:07 AM CDTRed Flag WarningICT35 hr
Apr 11, 7:06 PM CDTFire Weather WatchICT21 hr
Apr 12, 3:38 PM CDTRed Flag WarningICT27 hr
Apr 12, 3:48 PM CDTWind AdvisoryICT55 hr
Apr 13, 5:08 PM CDTWinter Weather AdvisoryICT23 hr
Apr 17, 3:33 PM CDTWind AdvisoryICT9 hr
Apr 17, 11:06 PM CDTHigh Wind WarningICT3 hr
Apr 17, 11:06 PM CDTWind AdvisoryICT20 hr
Apr 29, 3:54 AM CDTWind AdvisoryICT45 hr
May 1, 1:10 PM CDTMesoscale DiscussionSPC3 hr
May 1, 2:47 PM CDTTornado WatchSPC9 hr
May 1, 5:00 PM CDTMesoscale DiscussionSPC2 hr
May 1, 7:24 PM CDTMesoscale DiscussionSPC2 hr
May 1, 9:06 PM CDTMesoscale DiscussionSPC54 min
May 2, 11:36 AM CDTMesoscale DiscussionSPC2 hr
May 2, 12:43 PM CDTTornado WatchSPC9 hr
May 2, 2:47 PM CDTMesoscale DiscussionSPC118 min
May 2, 4:18 PM CDTSevere Thunderstorm WarningICT57 min
May 2, 4:40 PM CDTSpecial Weather StatementICT50 min
May 2, 5:02 PM CDTSevere Thunderstorm WarningICT29 min
May 2, 5:18 PM CDTMesoscale DiscussionSPC87 min
May 2, 5:25 PM CDTSevere Thunderstorm WarningICT31 min
May 18, 8:39 PM CDTSevere Thunderstorm WatchSPC5 hr
May 18, 10:48 PM CDTSpecial Weather StatementICT27 min
May 18, 11:14 PM CDTMesoscale DiscussionSPC46 min
May 25, 12:26 AM CDTSpecial Weather StatementICT34 min
May 25, 6:38 AM CDTSpecial Weather StatementICT37 min
May 25, 7:01 AM CDTAreal Flood WarningICT3 hr
May 29, 2:40 PM CDTSevere Thunderstorm WatchSPC7 hr
May 29, 4:28 PM CDTSpecial Weather StatementICT32 min
May 29, 5:04 PM CDTMesoscale DiscussionSPC116 min
May 29, 5:08 PM CDTSevere Thunderstorm WarningICT28 min
May 29, 5:53 PM CDTSpecial Weather StatementICT37 min
May 29, 6:47 PM CDTSevere Thunderstorm WarningICT28 min
May 29, 6:50 PM CDTSevere Thunderstorm WarningICT14 min
May 29, 7:16 PM CDTSevere Thunderstorm WarningICT29 min
May 29, 7:48 PM CDTSevere Thunderstorm WarningICT37 min
May 29, 9:03 PM CDTMesoscale DiscussionSPC57 min
May 31, 2:30 PM CDTHeat AdvisoryICT29 hr
Jun 2, 4:36 AM CDTWind AdvisoryICT6 hr
Jun 7, 1:58 AM CDTMesoscale DiscussionSPC92 min
Jun 7, 2:25 AM CDTSevere Thunderstorm WatchSPC5 hr
Jun 7, 4:35 AM CDTMesoscale DiscussionSPC85 min
Jun 11, 3:41 PM CDTMesoscale DiscussionSPC2 hr
Jun 11, 6:12 PM CDTSevere Thunderstorm WatchSPC8 hr
Jun 11, 9:36 PM CDTSpecial Weather StatementICT24 min
Jun 11, 9:42 PM CDTSevere Thunderstorm WarningICT63 min
Jun 11, 10:14 PM CDTSevere Thunderstorm WarningICT61 min
Jun 18, 2:19 PM CDTMesoscale DiscussionSPC116 min
Jun 19, 9:33 PM CDTMesoscale DiscussionSPC117 min
Jun 19, 10:07 PM CDTSevere Thunderstorm WatchSPC5 hr
Jun 19, 11:41 PM CDTMesoscale DiscussionSPC2 hr
Jun 20, 12:48 AM CDTSpecial Weather StatementICT42 min
Jun 20, 1:25 AM CDTSpecial Weather StatementICT35 min
Jun 22, 6:22 PM CDTSevere Thunderstorm WatchSPC7 hr
Jun 22, 7:12 PM CDTMesoscale DiscussionSPC2 hr
Jun 26, 4:01 AM CDTHeat AdvisoryICT5 days
Jun 26, 8:01 AM CDTMesoscale DiscussionSPC119 min
Jun 26, 8:58 AM CDTSevere Thunderstorm WatchSPC8 hr
Jul 1, 1:03 AM CDTSpecial Weather StatementICT57 min
Jul 2, 4:52 PM CDTHeat AdvisoryICT26 hr
Jul 12, 3:11 AM CDTHeat AdvisoryICT41 hr
Jul 13, 3:38 PM CDTMesoscale DiscussionSPC97 min
Jul 15, 2:46 PM CDTSpecial Weather StatementICT29 min
Jul 16, 5:13 AM CDTAreal Flood WarningICT4 hr
Jul 17, 7:20 AM CDTAreal Flood WarningICT7 hr
Jul 19, 11:37 AM CDTMesoscale DiscussionSPC113 min
Jul 19, 12:26 PM CDTSevere Thunderstorm WatchSPC8 hr
Jul 20, 10:57 PM CDTSpecial Weather StatementICT48 min
Jul 21, 12:42 AM CDTSpecial Weather StatementICT63 min
Jul 21, 1:29 AM CDTSpecial Weather StatementICT61 min
Jul 25, 3:55 PM CDTSpecial Weather StatementICT35 min
Jul 29, 1:59 AM CDTSevere Thunderstorm WatchSPC5 hr
Jul 29, 2:29 AM CDTSevere Thunderstorm WarningICT61 min
Jul 30, 10:28 AM CDTSpecial Weather StatementICT32 min
Jul 30, 11:10 AM CDTSpecial Weather StatementICT50 min
Jul 30, 6:08 PM CDTSevere Thunderstorm WarningICT38 min
Jul 30, 6:45 PM CDTSevere Thunderstorm WarningICT33 min
Aug 8, 6:18 PM CDTSpecial Weather StatementICT42 min
Aug 9, 5:48 PM CDTSpecial Weather StatementICT42 min
Aug 16, 3:28 PM CDTSevere Thunderstorm WatchSPC8 hr
Aug 16, 9:54 PM CDTMesoscale DiscussionSPC96 min
Aug 25, 12:43 AM CDTSevere Thunderstorm WarningICT62 min
Aug 30, 3:44 AM CDTMesoscale DiscussionSPC2 hr
Sep 2, 4:07 AM CDTFlash Flood WatchICT4 days
Sep 2, 4:58 PM CDTSevere Thunderstorm WatchSPC4 hr
Sep 2, 7:01 PM CDTMesoscale DiscussionSPC119 min
Sep 5, 2:55 PM CDTAreal Flood WarningICT6 hr
Sep 20, 8:15 PM CDTSpecial Weather StatementICT30 min
Oct 2, 5:25 AM CDTDense Fog AdvisoryICT6 hr
Oct 3, 6:12 PM CDTMesoscale DiscussionSPC3 hr
Oct 5, 8:10 AM CDTDense Fog AdvisoryICT4 hr
Oct 5, 2:39 PM CDTMesoscale DiscussionSPC3 hr
Oct 5, 7:44 PM CDTMesoscale DiscussionSPC91 min
Oct 6, 3:02 PM CDTFlood WatchICT3 days
Oct 7, 9:56 PM CDTRiver Flood WarningICT64 hr
Oct 8, 10:14 AM CDTRiver Flood WarningICT70 hr
Oct 8, 12:54 PM CDTAreal Flood WarningICT24 hr
Oct 9, 12:45 PM CDTAreal Flood WarningICT24 hr
Oct 10, 12:51 AM CDTRiver Flood WarningICT15 hr
Oct 10, 12:42 PM CDTAreal Flood WarningICT4 days
Oct 13, 3:51 AM CDTWinter Weather AdvisoryICT46 hr
Oct 13, 2:11 PM CDTFreeze WatchICT14 hr
Oct 14, 3:45 AM CDTFreeze WarningICT29 hr
Oct 15, 3:52 AM CDTFreeze WarningICT29 hr
Nov 7, 6:55 AM CSTWinter Weather AdvisoryICT38 hr
Nov 11, 3:50 AM CSTWinter Weather AdvisoryICT38 hr
Nov 23, 3:36 PM CSTWinter Weather AdvisoryICT36 hr
Nov 24, 9:44 PM CSTBlizzard WarningICT19 hr
Nov 25, 3:54 AM CSTMesoscale DiscussionSPC6 hr
Nov 25, 10:59 AM CSTMesoscale DiscussionSPC5 hr
Dec 12, 3:56 PM CSTWind AdvisoryICT25 hr
Dec 20, 2:02 AM CSTWind AdvisoryICT15 hr
Dec 27, 7:40 AM CSTWind AdvisoryICT11 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 archive20172019

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.