Alert archive / Wyoming / Crook County

Weather alerts in Crook County, Wyoming, 2013

231 weather alerts in 2013, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Crook County and its neighbors

Each county as a circle sized by its count in 2013. Tap one for its archive.

Alerts
231
Warnings
80
Watches
31
Advisories
20
Busiest month
July60 alerts
Busiest day
July 8, 201310 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 2 tornado warnings covering Crook County in 2013 had a tornado report inside them.

Crook County, 2013

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings20100%0
Severe thunderstorm warnings664630%4491%23 min
Flash flood warnings00

Each office's whole area, 2013

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Rapid City, SD: tornado warnings10190%333%4 min
NWS Rapid City, SD: severe thunderstorm warnings50236328%67390%23 min
NWS Rapid City, SD: flash flood warnings24579%1493%46 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, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeLasted
Jan 1, 11:30 PM MSTWinter Storm WarningUNR18 hr
Jan 9, 2:52 AM MSTHigh Wind WatchUNR12 hr
Jan 9, 2:52 AM MSTWinter Storm WatchUNR36 hr
Jan 9, 2:47 PM MSTHigh Wind WarningUNR15 hr
Jan 10, 2:56 PM MSTWinter Storm WarningUNR37 hr
Jan 11, 4:32 AM MSTWinter Weather AdvisoryUNR30 hr
Jan 15, 8:17 AM MSTWinter Weather AdvisoryUNR15 hr
Jan 30, 2:43 AM MSTWinter Weather AdvisoryUNR33 hr
Feb 7, 2:45 PM MSTWinter Storm WatchUNR38 hr
Feb 9, 4:30 AM MSTWinter Storm WarningUNR42 hr
Feb 9, 4:30 AM MSTWinter Weather AdvisoryUNR42 hr
Feb 13, 7:42 PM MSTWinter Weather AdvisoryUNR20 hr
Mar 3, 5:43 PM MSTSpecial Weather StatementUNR47 min
Mar 3, 6:27 PM MSTSpecial Weather StatementUNR48 min
Mar 4, 3:08 AM MSTWinter Weather AdvisoryUNR24 hr
Apr 7, 2:46 AM MDTWinter Storm WatchUNR36 hr
Apr 8, 4:32 AM MDTWinter Storm WarningUNR70 hr
Apr 15, 3:40 AM MDTWinter Storm WatchUNR24 hr
Apr 16, 3:35 AM MDTWinter Storm WarningUNR35 hr
Apr 16, 3:35 AM MDTWinter Weather AdvisoryUNR47 hr
Apr 21, 3:51 AM MDTWinter Storm WarningUNR32 hr
Apr 21, 3:51 AM MDTWinter Weather AdvisoryUNR35 hr
May 17, 2:23 PM MDTMesoscale DiscussionSPC97 min
May 17, 3:03 PM MDTSevere Thunderstorm WatchSPC9 hr
May 17, 5:05 PM MDTSevere Thunderstorm WarningUNR70 min
May 17, 6:13 PM MDTSevere Thunderstorm WarningUNR77 min
May 17, 6:28 PM MDTMesoscale DiscussionSPC92 min
May 17, 7:14 PM MDTSevere Thunderstorm WarningUNR61 min
May 17, 7:21 PM MDTSevere Thunderstorm WarningUNR54 min
May 17, 9:26 PM MDTMesoscale DiscussionSPC64 min
May 18, 2:31 PM MDTMesoscale DiscussionSPC59 min
May 23, 5:37 AM MDTHigh Wind WarningUNR24 hr
May 25, 11:43 AM MDTMesoscale DiscussionSPC92 min
May 25, 1:52 PM MDTTornado WatchSPC8 hr
May 25, 4:31 PM MDTSevere Thunderstorm WarningUNR44 min
May 26, 2:49 PM MDTMesoscale DiscussionSPC56 min
May 26, 3:47 PM MDTSevere Thunderstorm WatchSPC6 hr
May 26, 6:08 PM MDTMesoscale DiscussionSPC2 hr
May 26, 9:31 PM MDTMesoscale DiscussionSPC119 min
May 26, 9:31 PM MDTSpecial Weather StatementUNR44 min
May 26, 10:00 PM MDTSevere Thunderstorm WarningUNR60 min
May 26, 10:58 PM MDTSevere Thunderstorm WarningUNR62 min
May 27, 11:36 AM MDTMesoscale DiscussionSPC54 min
May 27, 11:51 AM MDTSevere Thunderstorm WatchSPC10 hr
May 27, 3:52 PM MDTMesoscale DiscussionSPC83 min
May 27, 4:06 PM MDTSevere Thunderstorm WarningUNR54 min
May 29, 3:23 AM MDTFlood WatchUNR60 hr
May 30, 5:15 PM MDTAreal Flood WarningUNR4 days
Jun 7, 5:10 PM MDTSpecial Weather StatementUNR50 min
Jun 11, 1:07 PM MDTSevere Thunderstorm WatchSPC8 hr
Jun 11, 4:06 PM MDTMesoscale DiscussionSPC84 min
Jun 11, 5:43 PM MDTSpecial Weather StatementUNR47 min
Jun 11, 5:52 PM MDTSpecial Weather StatementUNR38 min
Jun 11, 6:14 PM MDTSevere Thunderstorm WarningUNR61 min
Jun 11, 6:23 PM MDTMesoscale DiscussionSPC97 min
Jun 11, 7:11 PM MDTSevere Thunderstorm WarningUNR64 min
Jun 11, 8:16 PM MDTSevere Thunderstorm WarningUNR44 min
Jun 12, 4:06 PM MDTMesoscale DiscussionSPC54 min
Jun 13, 12:37 PM MDTMesoscale DiscussionSPC53 min
Jun 13, 4:44 PM MDTMesoscale DiscussionSPC61 min
Jun 18, 1:07 PM MDTMesoscale DiscussionSPC113 min
Jun 18, 4:34 PM MDTSevere Thunderstorm WarningUNR56 min
Jun 18, 6:16 PM MDTSevere Thunderstorm WarningUNR59 min
Jun 18, 6:39 PM MDTSpecial Weather StatementUNR36 min
Jun 21, 5:58 AM MDTSpecial Weather StatementUNR47 min
Jun 21, 6:06 AM MDTSevere Thunderstorm WarningUNR54 min
Jun 21, 6:49 AM MDTMesoscale DiscussionSPC56 min
Jun 21, 9:00 AM MDTSevere Thunderstorm WarningUNR60 min
Jun 21, 10:14 AM MDTSpecial Weather StatementUNR46 min
Jun 21, 10:52 AM MDTSpecial Weather StatementUNR38 min
Jun 21, 12:30 PM MDTSevere Thunderstorm WarningUNR60 min
Jun 21, 1:48 PM MDTSevere Thunderstorm WatchSPC8 hr
Jun 22, 10:59 AM MDTTornado WatchSPC7 hr
Jun 22, 12:22 PM MDTSpecial Weather StatementUNR53 min
Jun 22, 3:01 PM MDTSevere Thunderstorm WarningUNR59 min
Jun 22, 3:28 PM MDTTornado WarningUNR32 min
Jun 22, 3:52 PM MDTSevere Thunderstorm WarningUNR53 min
Jun 22, 4:46 PM MDTAreal Flood AdvisoryUNR6 hr
Jun 24, 1:21 PM MDTMesoscale DiscussionSPC114 min
Jun 24, 6:31 PM MDTSevere Thunderstorm WarningUNR59 min
Jul 5, 4:04 PM MDTSpecial Weather StatementUNR26 min
Jul 5, 4:48 PM MDTSpecial Weather StatementUNR27 min
Jul 6, 5:06 PM MDTSpecial Weather StatementUNR39 min
Jul 6, 5:31 PM MDTSevere Thunderstorm WarningUNR59 min
Jul 6, 6:13 PM MDTSevere Thunderstorm WarningUNR32 min
Jul 6, 6:22 PM MDTSevere Thunderstorm WarningUNR53 min
Jul 7, 3:51 PM MDTSevere Thunderstorm WarningUNR54 min
Jul 7, 4:00 PM MDTSevere Thunderstorm WatchSPC7 hr
Jul 7, 4:44 PM MDTSevere Thunderstorm WarningUNR61 min
Jul 7, 4:57 PM MDTTornado WarningUNR48 min
Jul 7, 5:38 PM MDTSevere Thunderstorm WarningUNR67 min
Jul 7, 6:30 PM MDTSevere Thunderstorm WarningUNR60 min
Jul 7, 6:31 PM MDTMesoscale DiscussionSPC119 min
Jul 7, 7:26 PM MDTSevere Thunderstorm WarningUNR64 min
Jul 7, 8:08 PM MDTSevere Thunderstorm WarningUNR67 min
Jul 7, 9:37 PM MDTSevere Thunderstorm WarningUNR53 min
Jul 7, 10:41 PM MDTSpecial Weather StatementUNR19 min
Jul 7, 10:56 PM MDTSpecial Weather StatementUNR34 min
Jul 7, 11:49 PM MDTSpecial Weather StatementUNR11 min
Jul 8, 3:42 PM MDTMesoscale DiscussionSPC2 hr
Jul 8, 4:01 PM MDTSevere Thunderstorm WatchSPC8 hr
Jul 8, 7:42 PM MDTMesoscale DiscussionSPC2 hr
Jul 10, 4:49 PM MDTMesoscale DiscussionSPC86 min
Jul 10, 5:29 PM MDTSevere Thunderstorm WarningUNR61 min
Jul 13, 2:08 PM MDTMesoscale DiscussionSPC67 min
Jul 13, 2:47 PM MDTSevere Thunderstorm WatchSPC6 hr
Jul 13, 4:30 PM MDTSpecial Weather StatementUNR45 min
Jul 13, 4:59 PM MDTSpecial Weather StatementUNR31 min
Jul 13, 5:18 PM MDTSevere Thunderstorm WarningUNR42 min
Jul 13, 5:33 PM MDTMesoscale DiscussionSPC87 min
Jul 15, 1:51 PM MDTMesoscale DiscussionSPC84 min
Jul 15, 6:57 PM MDTSpecial Weather StatementUNR48 min
Jul 16, 7:21 PM MDTSpecial Weather StatementUNR39 min
Jul 19, 6:18 PM MDTSevere Thunderstorm WarningUNR57 min
Jul 19, 9:54 PM MDTSevere Thunderstorm WarningUNR66 min
Jul 20, 1:06 PM MDTMesoscale DiscussionSPC2 hr
Jul 20, 4:03 PM MDTSevere Thunderstorm WatchSPC6 hr
Jul 20, 4:43 PM MDTSevere Thunderstorm WarningUNR62 min
Jul 20, 7:23 PM MDTMesoscale DiscussionSPC97 min
Jul 21, 4:27 PM MDTMesoscale DiscussionSPC63 min
Jul 22, 3:42 PM MDTSpecial Weather StatementUNR33 min
Jul 22, 4:12 PM MDTMesoscale DiscussionSPC93 min
Jul 22, 4:25 PM MDTSpecial Weather StatementUNR50 min
Jul 22, 4:54 PM MDTSpecial Weather StatementUNR51 min
Jul 22, 5:02 PM MDTSevere Thunderstorm WarningUNR58 min
Jul 22, 5:11 PM MDTSevere Thunderstorm WarningUNR64 min
Jul 22, 5:30 PM MDTSevere Thunderstorm WatchSPC7 hr
Jul 22, 5:48 PM MDTSevere Thunderstorm WarningUNR27 min
Jul 22, 5:51 PM MDTSevere Thunderstorm WarningUNR39 min
Jul 22, 6:09 PM MDTSevere Thunderstorm WarningUNR51 min
Jul 22, 6:31 PM MDTSpecial Weather StatementUNR44 min
Jul 22, 7:16 PM MDTSevere Thunderstorm WarningUNR59 min
Jul 22, 7:37 PM MDTSevere Thunderstorm WarningUNR38 min
Jul 22, 7:42 PM MDTMesoscale DiscussionSPC63 min
Jul 22, 9:23 PM MDTMesoscale DiscussionSPC67 min
Jul 25, 12:48 AM MDTSpecial Weather StatementUNR27 min
Jul 25, 2:17 AM MDTSpecial Weather StatementUNR28 min
Jul 28, 4:20 PM MDTMesoscale DiscussionSPC2 hr
Jul 28, 6:01 PM MDTSpecial Weather StatementUNR44 min
Jul 30, 3:37 PM MDTMesoscale DiscussionSPC2 hr
Aug 1, 6:39 AM MDTSpecial Weather StatementUNR51 min
Aug 1, 11:59 PM MDTSpecial Weather StatementUNR46 min
Aug 2, 4:05 PM MDTSpecial Weather StatementUNR25 min
Aug 2, 4:12 PM MDTSpecial Weather StatementUNR33 min
Aug 2, 4:34 PM MDTSpecial Weather StatementUNR41 min
Aug 2, 4:38 PM MDTSevere Thunderstorm WarningUNR67 min
Aug 2, 4:42 PM MDTMesoscale DiscussionSPC93 min
Aug 2, 4:54 PM MDTSpecial Weather StatementUNR36 min
Aug 2, 5:11 PM MDTSevere Thunderstorm WarningUNR64 min
Aug 2, 5:44 PM MDTSevere Thunderstorm WarningUNR61 min
Aug 2, 6:39 PM MDTSevere Thunderstorm WarningUNR66 min
Aug 2, 10:19 PM MDTSevere Thunderstorm WarningUNR56 min
Aug 3, 2:25 AM MDTSevere Thunderstorm WarningUNR65 min
Aug 3, 4:43 PM MDTMesoscale DiscussionSPC2 hr
Aug 3, 6:25 PM MDTSevere Thunderstorm WatchSPC8 hr
Aug 3, 7:45 PM MDTSevere Thunderstorm WarningUNR60 min
Aug 3, 8:25 PM MDTSevere Thunderstorm WarningUNR65 min
Aug 3, 9:30 PM MDTSevere Thunderstorm WarningUNR60 min
Aug 3, 10:27 PM MDTSevere Thunderstorm WarningUNR63 min
Aug 3, 10:50 PM MDTMesoscale DiscussionSPC85 min
Aug 4, 2:24 PM MDTMesoscale DiscussionSPC2 hr
Aug 4, 10:23 PM MDTSevere Thunderstorm WarningUNR52 min
Aug 5, 2:31 PM MDTMesoscale DiscussionSPC89 min
Aug 5, 4:29 PM MDTSpecial Weather StatementUNR31 min
Aug 5, 4:35 PM MDTSevere Thunderstorm WarningUNR40 min
Aug 5, 5:16 PM MDTSevere Thunderstorm WarningUNR29 min
Aug 5, 6:56 PM MDTSevere Thunderstorm WatchSPC5 hr
Aug 5, 7:13 PM MDTSevere Thunderstorm WarningUNR47 min
Aug 7, 4:13 PM MDTMesoscale DiscussionSPC92 min
Aug 7, 4:46 PM MDTSevere Thunderstorm WarningUNR44 min
Aug 7, 5:02 PM MDTSevere Thunderstorm WatchSPC6 hr
Aug 7, 5:44 PM MDTSevere Thunderstorm WarningUNR46 min
Aug 7, 5:47 PM MDTSevere Thunderstorm WarningUNR43 min
Aug 7, 6:49 PM MDTMesoscale DiscussionSPC86 min
Aug 7, 8:47 PM MDTSevere Thunderstorm WarningUNR28 min
Aug 7, 10:05 PM MDTMesoscale DiscussionSPC55 min
Aug 8, 10:30 PM MDTSpecial Weather StatementUNR45 min
Aug 9, 12:08 AM MDTSpecial Weather StatementUNR37 min
Aug 9, 12:33 AM MDTSpecial Weather StatementUNR42 min
Aug 9, 12:46 AM MDTSpecial Weather StatementUNR29 min
Aug 9, 4:24 AM MDTFlash Flood WatchUNR23 hr
Aug 11, 2:37 PM MDTMesoscale DiscussionSPC53 min
Aug 11, 5:26 PM MDTSevere Thunderstorm WarningUNR64 min
Aug 13, 12:36 PM MDTMesoscale DiscussionSPC2 hr
Aug 13, 1:17 PM MDTSevere Thunderstorm WatchSPC8 hr
Aug 13, 2:51 PM MDTMesoscale DiscussionSPC84 min
Aug 13, 3:39 PM MDTSpecial Weather StatementUNR51 min
Aug 14, 8:38 PM MDTSpecial Weather StatementUNR67 min
Aug 22, 1:42 PM MDTMesoscale DiscussionSPC3 hr
Aug 22, 6:06 PM MDTSpecial Weather StatementUNR39 min
Aug 22, 8:33 PM MDTSpecial Weather StatementUNR42 min
Aug 22, 9:26 PM MDTAreal Flood AdvisoryUNR6 hr
Aug 30, 1:54 PM MDTSevere Thunderstorm WatchSPC8 hr
Sep 4, 3:57 PM MDTMesoscale DiscussionSPC2 hr
Sep 4, 10:17 PM MDTSpecial Weather StatementUNR43 min
Sep 4, 10:22 PM MDTSevere Thunderstorm WarningUNR53 min
Sep 6, 8:51 PM MDTSevere Thunderstorm WarningUNR54 min
Sep 7, 10:28 AM MDTFlash Flood WatchUNR14 hr
Sep 7, 4:21 PM MDTSevere Thunderstorm WatchSPC7 hr
Sep 7, 6:50 PM MDTMesoscale DiscussionSPC115 min
Sep 7, 10:00 PM MDTMesoscale DiscussionSPC60 min
Sep 7, 10:53 PM MDTSpecial Weather StatementUNR67 min
Sep 8, 3:52 PM MDTMesoscale DiscussionSPC2 hr
Sep 8, 6:19 PM MDTSevere Thunderstorm WarningUNR56 min
Sep 8, 6:47 PM MDTSevere Thunderstorm WatchSPC6 hr
Sep 8, 7:13 PM MDTSevere Thunderstorm WarningUNR62 min
Sep 17, 6:29 PM MDTMesoscale DiscussionSPC61 min
Sep 18, 1:16 PM MDTMesoscale DiscussionSPC89 min
Sep 18, 2:14 PM MDTSevere Thunderstorm WarningUNR61 min
Sep 18, 3:08 PM MDTSevere Thunderstorm WarningUNR67 min
Sep 25, 1:50 PM MDTMesoscale DiscussionSPC115 min
Sep 25, 6:41 PM MDTMesoscale DiscussionSPC2 hr
Oct 2, 3:52 AM MDTWinter Storm WatchUNR58 hr
Oct 3, 3:57 AM MDTWinter Storm WarningUNR62 hr
Oct 4, 7:04 AM MDTMesoscale DiscussionSPC4 hr
Oct 13, 3:25 AM MDTWinter Storm WatchUNR24 hr
Oct 13, 3:41 AM MDTFlood WatchUNR48 hr
Oct 14, 3:37 AM MDTWinter Storm WarningUNR31 hr
Oct 14, 3:37 AM MDTWinter Weather AdvisoryUNR31 hr
Oct 27, 3:17 PM MDTWinter Weather AdvisoryUNR42 hr
Oct 29, 2:01 PM MDTWinter Weather AdvisoryUNR22 hr
Nov 20, 2:56 PM MSTWinter Weather AdvisoryUNR24 hr
Dec 2, 4:26 AM MSTWinter Storm WatchUNR10 hr
Dec 2, 2:10 PM MSTWinter Storm WarningUNR27 hr
Dec 2, 2:10 PM MSTWinter Weather AdvisoryUNR51 hr
Dec 4, 1:53 PM MSTWind Chill AdvisoryUNR4 days
Dec 8, 3:52 AM MSTWind Chill AdvisoryUNR31 hr
Dec 9, 10:35 AM MSTWinter Weather AdvisoryUNR12 hr
Dec 18, 4:10 AM MSTWinter Weather AdvisoryUNR39 hr
Dec 19, 12:31 PM MSTMesoscale DiscussionSPC4 hr
Dec 31, 3:40 PM MSTWinter Weather AdvisoryUNR13 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 archive20122014

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.