Alert archive / Nebraska / McPherson County

Weather alerts in McPherson County, Nebraska, 2023

171 weather alerts in 2023, 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 2023. Tap one for its archive.

Alerts
171
Warnings
46
Watches
27
Advisories
23
Busiest month
July37 alerts
Busiest day
May 31, 20237 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 McPherson County in 2023 had a tornado report inside them.

McPherson County, 2023

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings10100%0
Severe thunderstorm warnings342041%6100%15 min
Flash flood warnings00

Each office's whole area, 2023

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS North Platte, NE: tornado warnings18856%1080%20 min
NWS North Platte, NE: severe thunderstorm warnings36019346%33688%21 min
NWS North Platte, NE: flash flood warnings21862%1788%127 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, 5:59 PM CSTMesoscale DiscussionSPC6 hr
Jan 3, 12:06 AM CSTMesoscale DiscussionSPC6 hr
Jan 12, 2:20 PM CSTDense Fog AdvisoryLBF20 hr
Jan 15, 2:19 PM CSTWinter Storm WatchLBF23 hr
Jan 16, 1:40 PM CSTWinter Storm WarningLBF64 hr
Jan 18, 7:58 AM CSTMesoscale DiscussionSPC6 hr
Jan 28, 1:49 AM CSTWind Chill AdvisoryLBF32 hr
Jan 30, 2:48 AM CSTWind Chill AdvisoryLBF31 hr
Feb 19, 2:10 PM CSTWinter Storm WatchLBF23 hr
Feb 20, 1:30 PM CSTWinter Storm WarningLBF61 hr
Feb 22, 10:04 AM CSTWind Chill WarningLBF26 hr
Feb 23, 2:26 PM CSTWind Chill AdvisoryLBF21 hr
Mar 7, 2:05 PM CSTWinter Weather AdvisoryLBF19 hr
Mar 7, 2:05 PM CSTWinter Weather AdvisoryLBF49 hr
Mar 10, 2:39 PM CSTWinter Weather AdvisoryLBF18 hr
Mar 15, 3:22 AM CDTWinter Weather AdvisoryLBF35 hr
Mar 20, 2:50 PM CDTWinter Weather AdvisoryLBF25 hr
Mar 22, 3:46 AM CDTWinter Weather AdvisoryLBF26 hr
Mar 26, 2:49 PM CDTWinter Weather AdvisoryLBF33 hr
Mar 27, 3:00 AM CDTWinter Weather AdvisoryLBF21 hr
Apr 1, 3:05 PM CDTWinter Storm WatchLBF36 hr
Apr 3, 3:26 AM CDTWinter Weather AdvisoryLBF43 hr
Apr 6, 2:29 PM CDTRed Flag WarningLBF30 hr
Apr 10, 3:32 AM CDTFire Weather WatchLBF10 hr
Apr 10, 1:47 PM CDTRed Flag WarningLBF31 hr
Apr 11, 2:33 PM CDTRed Flag WarningLBF29 hr
Apr 12, 2:37 AM CDTFire Weather WatchLBF12 hr
Apr 12, 3:05 PM CDTRed Flag WarningLBF30 hr
Apr 13, 6:13 PM CDTSevere Thunderstorm Warning Considerable damage threatLBF47 min
Apr 13, 6:59 PM CDTSevere Thunderstorm WarningLBF46 min
Apr 18, 9:30 PM CDTSpecial Weather StatementLBF45 min
Apr 18, 10:17 PM CDTSpecial Weather StatementLBF43 min
Apr 27, 3:25 PM CDTSevere Thunderstorm WarningLBF50 min
Apr 27, 4:07 PM CDTSevere Thunderstorm WarningLBF38 min
Apr 27, 4:13 PM CDTSevere Thunderstorm WarningLBF47 min
Apr 27, 4:44 PM CDTSevere Thunderstorm WarningLBF37 min
Apr 27, 4:56 PM CDTSpecial Weather StatementLBF49 min
May 4, 5:51 PM CDTSpecial Weather StatementLBF24 min
May 4, 6:55 PM CDTSpecial Weather StatementLBF50 min
May 4, 7:44 PM CDTSpecial Weather StatementLBF46 min
May 4, 7:52 PM CDTSevere Thunderstorm WarningLBF38 min
May 4, 8:25 PM CDTSevere Thunderstorm WarningLBF50 min
May 4, 9:16 PM CDTSevere Thunderstorm WarningLBF44 min
May 5, 3:54 PM CDTMesoscale DiscussionSPC2 hr
May 5, 4:51 PM CDTSevere Thunderstorm WatchSPC9 hr
May 6, 5:29 PM CDTSpecial Weather StatementLBF46 min
May 6, 5:32 PM CDTMesoscale DiscussionSPC88 min
May 7, 12:49 PM CDTMesoscale DiscussionSPC116 min
May 7, 2:27 PM CDTSevere Thunderstorm WatchSPC5 hr
May 12, 1:19 PM CDTTornado WarningLBF41 min
May 16, 4:53 AM CDTDense Fog AdvisoryLBF5 hr
May 17, 12:52 PM CDTMesoscale DiscussionSPC113 min
May 17, 4:39 PM CDTSpecial Weather StatementLBF51 min
May 29, 2:21 PM CDTMesoscale DiscussionSPC114 min
May 29, 3:14 PM CDTSevere Thunderstorm WatchSPC7 hr
May 29, 5:09 PM CDTSpecial Weather StatementLBF51 min
May 29, 6:00 PM CDTMesoscale DiscussionSPC2 hr
May 29, 7:00 PM CDTSevere Thunderstorm WarningLBF45 min
May 29, 7:26 PM CDTSevere Thunderstorm WarningLBF49 min
May 30, 4:56 PM CDTSevere Thunderstorm WatchSPC7 hr
May 30, 8:10 PM CDTMesoscale DiscussionSPC2 hr
May 30, 9:14 PM CDTSevere Thunderstorm WarningLBF61 min
May 30, 10:15 PM CDTSevere Thunderstorm WarningLBF45 min
May 30, 10:22 PM CDTSpecial Weather StatementLBF53 min
May 30, 10:42 PM CDTAreal Flood AdvisoryLBF90 min
May 30, 10:56 PM CDTSevere Thunderstorm Warning Considerable damage threatLBF64 min
May 30, 10:59 PM CDTSevere Thunderstorm Warning Considerable damage threatLBF61 min
Jun 20, 3:14 PM CDTMesoscale DiscussionSPC91 min
Jun 22, 9:57 PM CDTSpecial Weather StatementLBF48 min
Jun 23, 5:55 PM CDTMesoscale DiscussionSPC2 hr
Jun 23, 6:17 PM CDTTornado WatchSPC8 hr
Jun 23, 9:52 PM CDTMesoscale DiscussionSPC83 min
Jun 23, 11:09 PM CDTSevere Thunderstorm WarningLBF51 min
Jun 23, 11:43 PM CDTSevere Thunderstorm Warning Considerable damage threatLBF47 min
Jun 23, 11:57 PM CDTSevere Thunderstorm Warning Destructive damage threatLBF48 min
Jun 24, 1:48 AM CDTSpecial Weather StatementLBF42 min
Jun 27, 3:15 AM CDTMesoscale DiscussionSPC2 hr
Jun 27, 1:09 PM CDTMesoscale DiscussionSPC3 hr
Jun 27, 3:34 PM CDTSevere Thunderstorm WatchSPC8 hr
Jun 27, 5:32 PM CDTMesoscale DiscussionSPC88 min
Jun 27, 8:26 PM CDTSevere Thunderstorm WarningLBF34 min
Jun 27, 8:54 PM CDTSpecial Weather StatementLBF51 min
Jun 27, 9:38 PM CDTMesoscale DiscussionSPC97 min
Jun 29, 6:49 PM CDTMesoscale DiscussionSPC86 min
Jun 29, 7:26 PM CDTSevere Thunderstorm WatchSPC7 hr
Jun 29, 8:53 PM CDTMesoscale DiscussionSPC97 min
Jun 29, 10:00 PM CDTSevere Thunderstorm WarningLBF30 min
Jun 29, 10:34 PM CDTSpecial Weather StatementLBF41 min
Jun 29, 11:25 PM CDTMesoscale DiscussionSPC95 min
Jul 6, 10:01 PM CDTSevere Thunderstorm WatchSPC6 hr
Jul 7, 12:49 AM CDTMesoscale DiscussionSPC56 min
Jul 7, 2:23 AM CDTSpecial Weather StatementLBF67 min
Jul 7, 3:29 AM CDTSpecial Weather StatementLBF61 min
Jul 7, 3:29 AM CDTMesoscale DiscussionSPC61 min
Jul 7, 4:16 AM CDTSpecial Weather StatementLBF44 min
Jul 10, 3:12 PM CDTSevere Thunderstorm WatchSPC7 hr
Jul 10, 4:28 PM CDTSpecial Weather StatementLBF32 min
Jul 10, 5:25 PM CDTSevere Thunderstorm WarningLBF50 min
Jul 10, 5:59 PM CDTMesoscale DiscussionSPC61 min
Jul 10, 6:09 PM CDTSevere Thunderstorm WarningLBF51 min
Jul 12, 8:21 PM CDTMesoscale DiscussionSPC114 min
Jul 13, 2:49 PM CDTSevere Thunderstorm WatchSPC7 hr
Jul 13, 7:46 PM CDTSpecial Weather StatementLBF44 min
Jul 13, 8:16 PM CDTMesoscale DiscussionSPC89 min
Jul 14, 7:04 AM CDTSevere Thunderstorm WarningLBF41 min
Jul 14, 7:47 AM CDTSpecial Weather StatementLBF28 min
Jul 14, 8:10 AM CDTSevere Thunderstorm WarningLBF50 min
Jul 14, 8:17 AM CDTSpecial Weather StatementLBF43 min
Jul 14, 8:41 AM CDTSevere Thunderstorm WatchSPC5 hr
Jul 16, 7:21 PM CDTMesoscale DiscussionSPC84 min
Jul 16, 7:57 PM CDTSevere Thunderstorm Warning Considerable damage threatLBF48 min
Jul 16, 8:41 PM CDTSevere Thunderstorm WarningLBF49 min
Jul 17, 6:17 PM CDTSevere Thunderstorm WatchSPC7 hr
Jul 17, 8:38 PM CDTMesoscale DiscussionSPC2 hr
Jul 19, 3:56 PM CDTMesoscale DiscussionSPC2 hr
Jul 22, 6:20 PM CDTSevere Thunderstorm WarningLBF40 min
Jul 22, 7:08 PM CDTSevere Thunderstorm WarningLBF52 min
Jul 23, 5:36 PM CDTMesoscale DiscussionSPC2 hr
Jul 23, 8:06 PM CDTSpecial Weather StatementLBF39 min
Jul 23, 8:47 PM CDTSpecial Weather StatementLBF43 min
Jul 24, 2:46 AM CDTHeat AdvisoryLBF43 hr
Jul 29, 3:31 AM CDTSevere Thunderstorm WarningLBF44 min
Jul 30, 3:05 PM CDTMesoscale DiscussionSPC115 min
Jul 30, 9:51 PM CDTMesoscale DiscussionSPC2 hr
Jul 31, 12:13 AM CDTSpecial Weather StatementLBF32 min
Jul 31, 1:34 AM CDTMesoscale DiscussionSPC116 min
Aug 2, 8:49 PM CDTSpecial Weather StatementLBF41 min
Aug 2, 9:28 PM CDTSpecial Weather StatementLBF47 min
Aug 2, 10:11 PM CDTSpecial Weather StatementLBF49 min
Aug 3, 7:42 PM CDTMesoscale DiscussionSPC2 hr
Aug 3, 9:28 PM CDTSevere Thunderstorm WatchSPC7 hr
Aug 4, 4:52 PM CDTMesoscale DiscussionSPC83 min
Aug 4, 5:03 PM CDTSpecial Weather StatementLBF42 min
Aug 4, 5:34 PM CDTSevere Thunderstorm WarningLBF41 min
Aug 4, 6:37 PM CDTSevere Thunderstorm WatchSPC6 hr
Aug 4, 6:49 PM CDTSevere Thunderstorm WarningLBF41 min
Aug 7, 3:03 PM CDTSevere Thunderstorm WatchSPC7 hr
Aug 7, 7:02 PM CDTSevere Thunderstorm Warning Considerable damage threatLBF43 min
Aug 8, 3:37 PM CDTSevere Thunderstorm WatchSPC7 hr
Aug 8, 6:12 PM CDTMesoscale DiscussionSPC2 hr
Aug 8, 7:52 PM CDTAreal Flood AdvisoryLBF102 min
Aug 9, 1:16 AM CDTSevere Thunderstorm WarningLBF44 min
Aug 10, 8:26 PM CDTSevere Thunderstorm WarningLBF49 min
Aug 17, 12:58 PM CDTHeat AdvisoryLBF55 hr
Aug 19, 2:48 PM CDTExcessive Heat WatchLBF24 hr
Aug 20, 2:33 PM CDTHeat AdvisoryLBF4 days
Sep 4, 8:42 PM CDTSpecial Weather StatementLBF48 min
Sep 7, 6:43 PM CDTSpecial Weather StatementLBF62 min
Sep 7, 6:57 PM CDTMesoscale DiscussionSPC2 hr
Sep 7, 7:36 PM CDTSpecial Weather StatementLBF54 min
Sep 9, 1:27 PM CDTMesoscale DiscussionSPC2 hr
Sep 9, 2:48 PM CDTSevere Thunderstorm WatchSPC6 hr
Sep 21, 2:08 PM CDTMesoscale DiscussionSPC2 hr
Sep 21, 2:51 PM CDTTornado WatchSPC9 hr
Sep 23, 2:27 AM CDTMesoscale DiscussionSPC3 hr
Sep 23, 3:35 AM CDTSpecial Weather StatementLBF40 min
Sep 23, 4:21 AM CDTSpecial Weather StatementLBF39 min
Sep 30, 6:46 AM CDTDense Fog AdvisoryLBF5 hr
Oct 5, 2:38 AM CDTFreeze WatchLBF24 hr
Oct 6, 2:33 AM CDTFreeze WarningLBF30 hr
Oct 11, 3:18 AM CDTHigh Wind WatchLBF24 hr
Oct 12, 3:17 AM CDTHigh Wind WarningLBF36 hr
Oct 12, 3:45 AM CDTSpecial Weather StatementLBF45 min
Oct 26, 1:50 PM CDTWinter Weather AdvisoryLBF65 hr
Oct 28, 11:18 AM CDTMesoscale DiscussionSPC117 min
Nov 22, 2:04 AM CSTWinter Storm WatchLBF23 hr
Nov 23, 1:23 AM CSTWinter Storm WarningLBF59 hr
Dec 22, 2:24 PM CSTWinter Weather AdvisoryLBF60 hr
Dec 24, 2:51 AM CSTBlizzard WarningLBF3 days
Dec 25, 7:56 PM CSTMesoscale DiscussionSPC5 hr
Dec 26, 3:09 AM CSTWinter Weather AdvisoryLBF39 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 archive20222024

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.