Alert archive / Nebraska / Holt County

Weather alerts in Holt County, Nebraska, 2019

210 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Holt County and its neighbors

Each county as a circle sized by its count in 2019. Tap one for its archive.

Alerts
210
Warnings
71
Watches
24
Advisories
49
Busiest month
September39 alerts
Busiest day
September 11, 201917 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 3 tornado warnings covering Holt County in 2019 had a tornado report inside them.

Holt County, 2019

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings30100%0
Severe thunderstorm warnings321553%1593%18 min
Flash flood warnings8275%2100%399 min

Each office's whole area, 2019

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS North Platte, NE: tornado warnings14750%1963%16 min
NWS North Platte, NE: severe thunderstorm warnings29418138%37086%23 min
NWS North Platte, NE: flash flood warnings391464%3087%212 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 14, 9:43 PM CSTDense Fog AdvisoryLBF9 hr
Jan 17, 3:10 AM CSTWinter Weather AdvisoryLBF39 hr
Jan 21, 3:12 AM CSTWinter Weather AdvisoryLBF37 hr
Jan 26, 3:11 PM CSTHigh Wind WatchLBF15 hr
Jan 27, 2:36 AM CSTHigh Wind WarningLBF33 hr
Jan 28, 3:30 AM CSTWind Chill WarningLBF50 hr
Jan 28, 3:30 AM CSTWind Chill AdvisoryLBF57 hr
Feb 5, 2:49 PM CSTWinter Weather AdvisoryLBF45 hr
Feb 7, 3:22 AM CSTWind Chill AdvisoryLBF30 hr
Feb 10, 3:15 AM CSTWinter Weather AdvisoryLBF41 hr
Feb 14, 3:07 AM CSTWinter Weather AdvisoryLBF36 hr
Feb 15, 2:59 PM CSTWinter Weather AdvisoryLBF51 hr
Feb 18, 2:40 PM CSTWinter Weather AdvisoryLBF42 hr
Feb 21, 3:35 AM CSTWinter Weather AdvisoryLBF60 hr
Mar 2, 3:15 AM CSTWind Chill AdvisoryLBF48 hr
Mar 2, 2:36 PM CSTWind Chill WarningLBF44 hr
Mar 5, 3:03 PM CSTWinter Storm WatchLBF13 hr
Mar 6, 3:42 AM CSTWinter Weather AdvisoryLBF32 hr
Mar 7, 2:45 PM CSTWinter Storm WatchLBF13 hr
Mar 8, 3:48 AM CSTWinter Weather AdvisoryLBF38 hr
Mar 11, 2:54 AM CDTWinter Storm WatchLBF48 hr
Mar 11, 3:54 PM CDTBlizzard WarningLBF3 days
Mar 11, 4:02 PM CDTHigh Wind WatchLBF19 hr
Mar 12, 8:41 PM CDTFlood WatchLBF22 hr
Mar 13, 2:37 AM CDTWinter Storm WarningLBF40 hr
Mar 13, 2:44 AM CDTHigh Wind WarningLBF40 hr
Mar 13, 6:30 AM CDTAreal Flood WarningLBF3 hr
Mar 13, 9:42 AM CDTAreal Flood AdvisoryLBF3 hr
Mar 13, 12:10 PM CDTAreal Flood WarningLBF6 hr
Mar 13, 3:36 PM CDTRiver Flood WarningLBF42 hr
Mar 13, 6:05 PM CDTAreal Flood WarningLBF12 hr
Mar 14, 6:04 AM CDTAreal Flood AdvisoryLBF12 hr
Mar 14, 6:47 AM CDTFlash Flood WarningLBF6 hr
Mar 14, 6:27 PM CDTAreal Flood AdvisoryLBF67 hr
Mar 16, 7:20 AM CDTRiver Flood AdvisoryLBF36 hr
Mar 16, 4:30 PM CDTRiver Flood WarningLBF68 hr
Mar 17, 1:26 PM CDTAreal Flood AdvisoryLBF48 hr
Mar 25, 6:26 AM CDTDense Fog AdvisoryLBF5 hr
Apr 5, 3:43 AM CDTDense Fog AdvisoryLBF6 hr
Apr 8, 4:34 AM CDTWinter Storm WatchLBF34 hr
Apr 9, 3:56 AM CDTBlizzard WarningLBF64 hr
Apr 10, 10:19 PM CDTMesoscale DiscussionSPC4 hr
Apr 11, 2:34 AM CDTMesoscale DiscussionSPC6 hr
Apr 11, 8:19 PM CDTWinter Weather AdvisoryLBF9 hr
May 4, 1:58 PM CDTMesoscale DiscussionSPC2 hr
May 4, 2:36 PM CDTSpecial Weather StatementLBF39 min
May 4, 3:01 PM CDTSevere Thunderstorm WarningLBF44 min
May 4, 3:44 PM CDTSevere Thunderstorm WarningLBF46 min
May 4, 4:19 PM CDTSevere Thunderstorm WarningLBF23 min
May 8, 3:02 PM CDTFreeze WatchLBF12 hr
May 9, 3:12 AM CDTFreeze WarningLBF30 hr
May 15, 11:39 PM CDTSpecial Weather StatementLBF51 min
May 17, 2:59 PM CDTTornado WatchSPC9 hr
May 17, 5:37 PM CDTSevere Thunderstorm WarningLBF38 min
May 17, 5:45 PM CDTMesoscale DiscussionSPC2 hr
May 17, 5:57 PM CDTSpecial Weather StatementLBF33 min
May 17, 6:12 PM CDTSevere Thunderstorm WarningLBF17 min
May 17, 10:15 PM CDTSevere Thunderstorm WarningLBF45 min
May 17, 10:52 PM CDTSpecial Weather StatementLBF38 min
May 17, 11:14 PM CDTMesoscale DiscussionSPC2 hr
May 22, 12:49 PM CDTAreal Flood AdvisoryLBF6 hr
May 22, 7:05 PM CDTAreal Flood WarningLBF5 days
May 24, 2:47 PM CDTFlood WatchLBF5 days
May 26, 7:09 PM CDTSevere Thunderstorm WarningLBF51 min
May 26, 7:29 PM CDTAreal Flood AdvisoryLBF3 hr
May 29, 7:13 AM CDTAreal Flood WarningLBF3 days
May 31, 3:45 PM CDTMesoscale DiscussionSPC2 hr
May 31, 9:11 PM CDTSevere Thunderstorm WarningLBF49 min
May 31, 9:17 PM CDTSevere Thunderstorm WarningLBF43 min
May 31, 10:22 PM CDTSpecial Weather StatementLBF23 min
Jun 1, 9:59 AM CDTAreal Flood WarningLBF36 hr
Jun 8, 2:18 PM CDTMesoscale DiscussionSPC87 min
Jun 8, 3:47 PM CDTMesoscale DiscussionSPC88 min
Jun 8, 5:50 PM CDTSpecial Weather StatementLBF55 min
Jun 19, 8:16 PM CDTMesoscale DiscussionSPC89 min
Jun 20, 8:43 AM CDTSpecial Weather StatementLBF62 min
Jun 20, 9:48 AM CDTSpecial Weather StatementLBF27 min
Jun 20, 9:53 AM CDTMesoscale DiscussionSPC2 hr
Jun 26, 1:55 AM CDTMesoscale DiscussionSPC2 hr
Jun 26, 6:23 AM CDTSpecial Weather StatementLBF37 min
Jun 27, 3:28 PM CDTHeat AdvisoryLBF29 hr
Jun 28, 2:35 PM CDTHeat AdvisoryLBF30 hr
Jun 29, 3:41 PM CDTHeat AdvisoryLBF28 hr
Jul 1, 1:31 PM CDTMesoscale DiscussionSPC119 min
Jul 1, 6:42 PM CDTMesoscale DiscussionSPC3 hr
Jul 5, 12:57 AM CDTSevere Thunderstorm WatchSPC5 hr
Jul 5, 1:43 AM CDTMesoscale DiscussionSPC2 hr
Jul 5, 2:39 AM CDTSevere Thunderstorm WarningLBF51 min
Jul 5, 3:36 AM CDTSevere Thunderstorm WarningLBF54 min
Jul 5, 4:07 AM CDTAreal Flood AdvisoryLBF3 hr
Jul 5, 4:33 AM CDTSpecial Weather StatementLBF42 min
Jul 8, 2:26 PM CDTMesoscale DiscussionSPC3 hr
Jul 12, 8:00 PM CDTSevere Thunderstorm WatchSPC6 hr
Jul 12, 11:48 PM CDTMesoscale DiscussionSPC57 min
Jul 13, 12:20 AM CDTSevere Thunderstorm WarningLBF55 min
Jul 13, 1:10 AM CDTSpecial Weather StatementLBF50 min
Jul 13, 1:39 AM CDTSpecial Weather StatementLBF21 min
Jul 15, 10:14 PM CDTMesoscale DiscussionSPC91 min
Jul 16, 1:29 AM CDTSpecial Weather StatementLBF46 min
Jul 16, 3:21 AM CDTExcessive Heat WatchLBF12 hr
Jul 16, 3:28 PM CDTHeat AdvisoryLBF36 hr
Jul 17, 1:05 PM CDTHeat AdvisoryLBF31 hr
Jul 18, 2:44 PM CDTHeat AdvisoryLBF29 hr
Jul 19, 9:58 AM CDTExcessive Heat WarningLBF11 hr
Jul 26, 7:48 PM CDTSpecial Weather StatementLBF27 min
Jul 26, 8:16 PM CDTSpecial Weather StatementLBF29 min
Jul 26, 10:17 PM CDTSpecial Weather StatementLBF28 min
Jul 28, 7:27 PM CDTSevere Thunderstorm WatchSPC4 hr
Jul 28, 8:58 PM CDTSevere Thunderstorm WarningLBF62 min
Jul 28, 9:23 PM CDTTornado Warning Tornado observedLBF25 min
Jul 28, 9:30 PM CDTMesoscale DiscussionSPC90 min
Jul 28, 9:39 PM CDTSevere Thunderstorm WarningLBF51 min
Jul 28, 10:21 PM CDTSevere Thunderstorm WarningLBF39 min
Aug 2, 7:55 AM CDTAreal Flood AdvisoryLBF2 hr
Aug 2, 3:44 PM CDTSpecial Weather StatementLBF46 min
Aug 6, 6:19 PM CDTMesoscale DiscussionSPC116 min
Aug 6, 8:19 PM CDTSevere Thunderstorm WatchSPC9 hr
Aug 6, 10:24 PM CDTMesoscale DiscussionSPC2 hr
Aug 6, 10:32 PM CDTSevere Thunderstorm WarningLBF43 min
Aug 6, 10:46 PM CDTSevere Thunderstorm WarningLBF29 min
Aug 6, 11:05 PM CDTSevere Thunderstorm WarningLBF40 min
Aug 6, 11:45 PM CDTSevere Thunderstorm WarningLBF45 min
Aug 7, 5:52 PM CDTSevere Thunderstorm WarningLBF38 min
Aug 7, 6:35 PM CDTSpecial Weather StatementLBF40 min
Aug 7, 7:16 PM CDTSpecial Weather StatementLBF29 min
Aug 7, 9:46 PM CDTSevere Thunderstorm WarningLBF44 min
Aug 7, 9:58 PM CDTTornado WarningLBF32 min
Aug 7, 10:15 PM CDTSpecial Weather StatementLBF45 min
Aug 7, 10:26 PM CDTSevere Thunderstorm WarningLBF49 min
Aug 7, 11:13 PM CDTMesoscale DiscussionSPC92 min
Aug 8, 5:54 PM CDTSevere Thunderstorm WarningLBF51 min
Aug 9, 6:59 PM CDTMesoscale DiscussionSPC2 hr
Aug 9, 7:23 PM CDTTornado WarningLBF67 min
Aug 9, 7:30 PM CDTSevere Thunderstorm WatchSPC6 hr
Aug 9, 8:21 PM CDTSevere Thunderstorm WarningLBF39 min
Aug 9, 8:44 PM CDTSevere Thunderstorm WarningLBF61 min
Aug 9, 9:38 PM CDTSpecial Weather StatementLBF52 min
Aug 9, 9:48 PM CDTSpecial Weather StatementLBF42 min
Aug 9, 9:59 PM CDTAreal Flood AdvisoryLBF3 hr
Aug 17, 6:14 PM CDTSevere Thunderstorm WatchSPC8 hr
Aug 17, 10:02 PM CDTSpecial Weather StatementLBF43 min
Aug 17, 10:32 PM CDTMesoscale DiscussionSPC88 min
Aug 17, 10:43 PM CDTSpecial Weather StatementLBF47 min
Aug 25, 9:49 PM CDTMesoscale DiscussionSPC116 min
Aug 25, 10:33 PM CDTSevere Thunderstorm WatchSPC7 hr
Aug 26, 1:05 AM CDTMesoscale DiscussionSPC55 min
Aug 26, 3:35 AM CDTMesoscale DiscussionSPC85 min
Aug 30, 7:32 PM CDTSpecial Weather StatementLBF28 min
Sep 2, 4:28 AM CDTSpecial Weather StatementLBF32 min
Sep 8, 1:59 AM CDTDense Fog AdvisoryLBF4 hr
Sep 10, 8:07 PM CDTMesoscale DiscussionSPC83 min
Sep 10, 8:33 PM CDTSevere Thunderstorm WatchSPC7 hr
Sep 10, 9:36 PM CDTAreal Flood AdvisoryLBF3 hr
Sep 10, 10:57 PM CDTSpecial Weather StatementLBF48 min
Sep 10, 10:58 PM CDTFlash Flood WarningLBF11 hr
Sep 11, 1:27 AM CDTAreal Flood AdvisoryLBF3 hr
Sep 11, 1:29 AM CDTSpecial Weather StatementLBF31 min
Sep 11, 2:39 AM CDTFlash Flood WarningLBF8 hr
Sep 11, 2:45 AM CDTAreal Flood AdvisoryLBF3 hr
Sep 11, 3:16 AM CDTSpecial Weather StatementLBF44 min
Sep 11, 4:04 AM CDTFlash Flood WarningLBF6 hr
Sep 11, 4:08 AM CDTFlash Flood WatchLBF27 hr
Sep 11, 9:59 AM CDTAreal Flood WarningLBF6 hr
Sep 11, 3:31 PM CDTSevere Thunderstorm WatchSPC10 hr
Sep 11, 3:56 PM CDTAreal Flood WarningLBF12 hr
Sep 11, 5:43 PM CDTMesoscale DiscussionSPC2 hr
Sep 11, 6:58 PM CDTFlash Flood WarningLBF13 hr
Sep 11, 7:17 PM CDTSpecial Weather StatementLBF43 min
Sep 11, 7:40 PM CDTAreal Flood AdvisoryLBF3 hr
Sep 11, 7:51 PM CDTFlash Flood WarningLBF13 hr
Sep 11, 8:11 PM CDTSpecial Weather StatementLBF49 min
Sep 11, 8:14 PM CDTMesoscale DiscussionSPC2 hr
Sep 11, 8:24 PM CDTFlash Flood WarningLBF12 hr
Sep 11, 8:33 PM CDTSevere Thunderstorm WarningLBF27 min
Sep 11, 9:32 PM CDTAreal Flood AdvisoryLBF4 hr
Sep 11, 10:01 PM CDTFlash Flood WarningLBF11 hr
Sep 11, 11:36 PM CDTMesoscale DiscussionSPC84 min
Sep 12, 1:29 AM CDTAreal Flood AdvisoryLBF7 hr
Sep 12, 4:05 AM CDTRiver Flood WarningLBF4 days
Sep 12, 8:19 AM CDTAreal Flood WarningLBF4 hr
Sep 12, 8:46 AM CDTAreal Flood WarningLBF4 hr
Sep 12, 9:00 AM CDTAreal Flood AdvisoryLBF4 hr
Sep 12, 12:19 PM CDTAreal Flood WarningLBF4 days
Sep 14, 9:54 AM CDTAreal Flood AdvisoryLBF6 hr
Sep 16, 12:27 PM CDTAreal Flood AdvisoryLBF48 hr
Sep 19, 3:41 AM CDTAreal Flood AdvisoryLBF3 hr
Sep 29, 5:32 PM CDTMesoscale DiscussionSPC58 min
Sep 30, 8:44 PM CDTSevere Thunderstorm WarningLBF31 min
Sep 30, 9:15 PM CDTSpecial Weather StatementLBF30 min
Sep 30, 9:27 PM CDTSevere Thunderstorm WarningLBF33 min
Sep 30, 9:50 PM CDTSevere Thunderstorm WarningLBF40 min
Sep 30, 9:52 PM CDTSevere Thunderstorm WarningLBF23 min
Sep 30, 9:55 PM CDTSevere Thunderstorm WarningLBF35 min
Sep 30, 10:29 PM CDTSpecial Weather StatementLBF46 min
Sep 30, 10:44 PM CDTSpecial Weather StatementLBF31 min
Sep 30, 11:03 PM CDTSevere Thunderstorm WarningLBF27 min
Oct 9, 3:43 AM CDTFreeze WatchLBF12 hr
Oct 9, 3:36 PM CDTFreeze WarningLBF44 hr
Oct 21, 8:23 AM CDTHigh Wind WarningLBF11 hr
Nov 10, 3:21 AM CSTWinter Weather AdvisoryLBF28 hr
Nov 24, 2:28 PM CSTWinter Storm WatchLBF13 hr
Nov 24, 2:28 PM CSTWinter Storm WarningLBF61 hr
Nov 26, 10:58 AM CSTMesoscale DiscussionSPC6 hr
Nov 27, 3:00 PM CSTWinter Weather AdvisoryLBF46 hr
Nov 29, 2:32 PM CSTWinter Storm WarningLBF42 hr
Nov 29, 2:32 PM CSTWinter Weather AdvisoryLBF14 hr
Dec 24, 10:46 PM CSTDense Fog AdvisoryLBF10 hr
Dec 26, 3:56 AM CSTWinter Storm WatchLBF24 hr
Dec 27, 3:29 AM CSTWinter Storm WarningLBF3 days
Dec 30, 2:55 AM CSTWinter Weather AdvisoryLBF15 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 archive20182020

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.