Alert archive / Wyoming / 2021

Weather alerts in Wyoming, August 2021

218 weather alerts in August 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

Each county as a circle sized by its count in August 2021. Tap one for its archive.

Alerts
218
Warnings
57
Watches
30
Advisories
12
Busiest day
August 6, 202147 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

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.

IssuedProductOfficeCountiesLasted
Jul 31, 6:15 PM MDTSpecial Weather StatementRIWSweetwater15 min
Jul 31, 7:22 PM MDTSpecial Weather StatementRIWTeton23 min
Aug 1, 2:11 PM MDTFlash Flood WatchRIWFremont, Hot Springs, Lincoln, Natrona, Park, Sublette and 2 more33 hr
Aug 2, 2:04 AM MDTFlash Flood WatchSLCUinta18 hr
Aug 2, 1:54 PM MDTFlash Flood WatchCYSAlbany, Carbon, Converse, Platte32 hr
Aug 2, 1:55 PM MDTAreal Flood AdvisoryRIWLincoln3 hr
Aug 2, 3:06 PM MDTAreal Flood AdvisoryRIWLincoln114 min
Aug 2, 3:20 PM MDTSpecial Weather StatementRIW25 min
Aug 2, 3:36 PM MDTSpecial Weather StatementRIW24 min
Aug 2, 3:48 PM MDTSpecial Weather StatementRIWTeton27 min
Aug 2, 4:05 PM MDTAreal Flood AdvisoryRIWPark, Teton2 hr
Aug 2, 4:13 PM MDTAreal Flood AdvisoryRIWTeton2 hr
Aug 2, 4:20 PM MDTSpecial Weather StatementCYS40 min
Aug 2, 4:28 PM MDTSpecial Weather StatementRIWTeton32 min
Aug 2, 4:37 PM MDTAreal Flood AdvisoryCYSAlbany3 hr
Aug 2, 4:46 PM MDTFlash Flood WarningRIWLincoln2 hr
Aug 2, 4:57 PM MDTAreal Flood AdvisoryRIWTeton48 min
Aug 2, 5:05 PM MDTSpecial Weather StatementRIWTeton25 min
Aug 2, 5:26 PM MDTFlash Flood WarningRIWPark3 hr
Aug 2, 6:31 PM MDTSpecial Weather StatementRIWSweetwater44 min
Aug 2, 7:10 PM MDTSpecial Weather StatementRIWSweetwater35 min
Aug 2, 7:48 PM MDTSpecial Weather StatementRIWSweetwater27 min
Aug 2, 7:54 PM MDTAreal Flood AdvisoryRIWSweetwater3 hr
Aug 2, 8:23 PM MDTAreal Flood AdvisoryRIWTeton3 hr
Aug 2, 8:31 PM MDTSpecial Weather StatementRIWTeton29 min
Aug 3, 4:58 PM MDTSpecial Weather StatementRIWNatrona32 min
Aug 3, 7:05 PM MDTSpecial Weather StatementRIWNatrona25 min
Aug 4, 2:02 PM MDTFire Weather WatchRIWFremont, Lincoln, Natrona, Sweetwater, Uinta24 hr
Aug 4, 4:08 PM MDTSpecial Weather StatementRIWHot Springs52 min
Aug 4, 4:38 PM MDTSpecial Weather StatementRIWHot Springs52 min
Aug 4, 5:11 PM MDTSpecial Weather StatementRIWFremont34 min
Aug 4, 8:05 PM MDTSpecial Weather StatementRIWNatrona25 min
Aug 4, 8:25 PM MDTSevere Thunderstorm WarningRIWNatrona50 min
Aug 5, 2:04 AM MDTFire Weather WatchCYS12 hr
Aug 5, 2:03 PM MDTRed Flag WarningRIWFremont, Lincoln, Natrona, Sweetwater, Uinta30 hr
Aug 5, 2:07 PM MDTRed Flag WarningCYS30 hr
Aug 5, 2:22 PM MDTSpecial Weather StatementUNRWeston23 min
Aug 5, 2:37 PM MDTSpecial Weather StatementUNRCampbell23 min
Aug 5, 3:11 PM MDTSpecial Weather StatementUNRCampbell49 min
Aug 5, 10:47 PM MDTSpecial Weather StatementRIWTeton28 min
Aug 5, 11:25 PM MDTSpecial Weather StatementRIW20 min
Aug 6, 8:10 AM MDTSpecial Weather StatementRIW35 min
Aug 6, 9:29 AM MDTSpecial Weather StatementRIW31 min
Aug 6, 10:01 AM MDTSpecial Weather StatementRIW29 min
Aug 6, 10:33 AM MDTSpecial Weather StatementRIWHot Springs27 min
Aug 6, 10:59 AM MDTSpecial Weather StatementRIWHot Springs31 min
Aug 6, 12:39 PM MDTMesoscale DiscussionSPCConverse, Fremont, Natrona, Platte2 hr
Aug 6, 1:12 PM MDTSpecial Weather StatementBYZSheridan33 min
Aug 6, 1:12 PM MDTSpecial Weather StatementRIWHot Springs33 min
Aug 6, 1:36 PM MDTSpecial Weather StatementRIWNatrona24 min
Aug 6, 1:40 PM MDTSpecial Weather StatementCYSLaramie50 min
Aug 6, 1:43 PM MDTSevere Thunderstorm WatchSPCCampbell, Converse, Crook, Fremont, Hot Springs, Johnson and 4 more6 hr
Aug 6, 2:09 PM MDTSpecial Weather StatementRIWNatrona36 min
Aug 6, 2:12 PM MDTSpecial Weather StatementRIWNatrona33 min
Aug 6, 2:13 PM MDTSpecial Weather StatementCYSConverse47 min
Aug 6, 2:21 PM MDTSpecial Weather StatementRIWNatrona39 min
Aug 6, 2:31 PM MDTSpecial Weather StatementRIWSublette29 min
Aug 6, 2:33 PM MDTSpecial Weather StatementCYSLaramie42 min
Aug 6, 2:39 PM MDTSpecial Weather StatementRIWFremont36 min
Aug 6, 2:43 PM MDTSpecial Weather StatementRIW32 min
Aug 6, 3:08 PM MDTSevere Thunderstorm WarningRIWNatrona37 min
Aug 6, 3:12 PM MDTSpecial Weather StatementCYSConverse48 min
Aug 6, 3:17 PM MDTSpecial Weather StatementRIW28 min
Aug 6, 3:18 PM MDTSevere Thunderstorm Warning Destructive damage threatCYSAlbany, Laramie42 min
Aug 6, 3:21 PM MDTSpecial Weather StatementRIWFremont24 min
Aug 6, 3:29 PM MDTSevere Thunderstorm Warning Considerable damage threatCYSAlbany, Converse, Goshen, Niobrara, Platte61 min
Aug 6, 3:40 PM MDTSevere Thunderstorm WarningRIWNatrona35 min
Aug 6, 3:47 PM MDTSevere Thunderstorm WarningRIWFremont28 min
Aug 6, 3:57 PM MDTSpecial Weather StatementRIWSublette33 min
Aug 6, 4:08 PM MDTSpecial Weather StatementCYSNiobrara52 min
Aug 6, 4:11 PM MDTSpecial Weather StatementUNRCampbell34 min
Aug 6, 4:14 PM MDTSpecial Weather StatementRIWSublette31 min
Aug 6, 4:16 PM MDTSpecial Weather StatementRIWFremont29 min
Aug 6, 4:21 PM MDTSpecial Weather StatementRIW24 min
Aug 6, 4:23 PM MDTSpecial Weather StatementUNRCampbell22 min
Aug 6, 4:31 PM MDTSpecial Weather StatementUNRWeston29 min
Aug 6, 4:36 PM MDTSevere Thunderstorm WarningUNRCrook33 min
Aug 6, 4:41 PM MDTSpecial Weather StatementRIWNatrona34 min
Aug 6, 4:44 PM MDTSpecial Weather StatementRIW31 min
Aug 6, 4:45 PM MDTSpecial Weather StatementRIWTeton30 min
Aug 6, 4:53 PM MDTSevere Thunderstorm WarningRIWNatrona37 min
Aug 6, 5:08 PM MDTSpecial Weather StatementUNRCrook37 min
Aug 6, 5:23 PM MDTSevere Thunderstorm WarningRIWNatrona37 min
Aug 6, 5:47 PM MDTSpecial Weather StatementUNRCrook28 min
Aug 6, 5:54 PM MDTSpecial Weather StatementRIWJohnson36 min
Aug 6, 5:55 PM MDTSpecial Weather StatementRIWNatrona35 min
Aug 6, 6:11 PM MDTSpecial Weather StatementRIWNatrona34 min
Aug 7, 3:06 AM MDTFire Weather WatchBYZBig Horn, Johnson, Sheridan, Washakie11 hr
Aug 7, 2:05 PM MDTRed Flag WarningRIWFremont, Lincoln, Natrona, Sublette, Sweetwater, Teton and 1 more3 days
Aug 7, 2:26 PM MDTRed Flag WarningBYZBig Horn, Johnson, Sheridan, Washakie34 hr
Aug 8, 1:23 AM MDTFire Weather WatchCYS12 hr
Aug 8, 1:42 PM MDTRed Flag WarningCYS30 hr
Aug 8, 8:37 PM MDTSpecial Weather StatementBYZSheridan53 min
Aug 9, 12:29 AM MDTSpecial Weather StatementRIWPark31 min
Aug 9, 2:58 AM MDTFire Weather WatchBYZBig Horn, Johnson, Sheridan, Washakie10 hr
Aug 9, 3:36 AM MDTFire Weather WatchUNRCampbell, Crook, Weston24 hr
Aug 9, 12:55 PM MDTRed Flag WarningBYZSheridan57 hr
Aug 9, 1:17 PM MDTRed Flag WarningRIWFremont, Hot Springs, Johnson, Natrona, Park, Washakie31 hr
Aug 9, 2:46 PM MDTFire Weather WatchCYS13 hr
Aug 9, 4:06 PM MDTSpecial Weather StatementCYSGoshen39 min
Aug 9, 7:33 PM MDTSpecial Weather StatementCYSGoshen, Platte42 min
Aug 10, 3:10 AM MDTRed Flag WarningUNRCampbell, Crook, Weston18 hr
Aug 10, 3:55 AM MDTRed Flag WarningCYS16 hr
Aug 13, 5:09 PM MDTSpecial Weather StatementCYSAlbany51 min
Aug 13, 5:40 PM MDTMesoscale DiscussionSPCAlbany, Laramie, Platte2 hr
Aug 13, 7:18 PM MDTSevere Thunderstorm WarningCYSAlbany23 min
Aug 14, 7:01 PM MDTSevere Thunderstorm WarningCYSLaramie44 min
Aug 14, 7:12 PM MDTSevere Thunderstorm Warning Considerable damage threatCYSLaramie48 min
Aug 14, 7:36 PM MDTSevere Thunderstorm WarningCYSLaramie39 min
Aug 15, 9:51 AM MDTSpecial Weather StatementRIWFremont24 min
Aug 15, 12:42 PM MDTAreal Flood AdvisoryCYSAlbany, Carbon3 hr
Aug 15, 1:03 PM MDTSpecial Weather StatementCYSPlatte42 min
Aug 15, 1:06 PM MDTAreal Flood AdvisoryCYSAlbany3 hr
Aug 15, 1:30 PM MDTHeat AdvisoryBYZSheridan55 hr
Aug 15, 1:42 PM MDTAreal Flood AdvisoryCYSAlbany, Carbon, Converse2 hr
Aug 15, 2:10 PM MDTSpecial Weather StatementCYSAlbany35 min
Aug 15, 2:21 PM MDTSpecial Weather StatementCYSAlbany24 min
Aug 15, 3:47 PM MDTSpecial Weather StatementCYSAlbany28 min
Aug 15, 3:49 PM MDTSpecial Weather StatementCYSAlbany26 min
Aug 15, 4:25 PM MDTSpecial Weather StatementCYSAlbany50 min
Aug 15, 4:46 PM MDTFlash Flood Warning Considerable damage threatCYSAlbany95 min
Aug 15, 6:22 PM MDTSpecial Weather StatementRIWNatrona23 min
Aug 15, 6:44 PM MDTSpecial Weather StatementRIWNatrona31 min
Aug 16, 2:24 AM MDTFire Weather WatchRIWFremont, Hot Springs, Johnson, Lincoln, Natrona, Sublette and 3 more11 hr
Aug 16, 2:24 AM MDTRed Flag WarningRIWFremont, Hot Springs, Park, Teton19 hr
Aug 16, 1:24 PM MDTRed Flag WarningBYZBig Horn, Johnson, Sheridan, Washakie35 hr
Aug 16, 1:41 PM MDTFire Weather WatchUNRCrook, Weston13 hr
Aug 16, 1:41 PM MDTRed Flag WarningUNRCampbell, Crook, Weston30 hr
Aug 16, 1:50 PM MDTRed Flag WarningRIWFremont, Hot Springs, Johnson, Lincoln, Natrona, Sublette and 3 more31 hr
Aug 16, 2:12 PM MDTFire Weather WatchCYS19 hr
Aug 16, 7:51 PM MDTSpecial Weather StatementBYZSheridan39 min
Aug 17, 2:13 AM MDTRed Flag WarningCYS18 hr
Aug 17, 4:35 PM MDTSpecial Weather StatementRIWTeton40 min
Aug 17, 9:47 PM MDTSpecial Weather StatementRIWTeton43 min
Aug 17, 10:28 PM MDTSpecial Weather StatementRIWTeton32 min
Aug 18, 2:19 PM MDTHigh Wind WatchCYSAlbany, Carbon, Laramie, Platte24 hr
Aug 18, 5:18 PM MDTSpecial Weather StatementRIW42 min
Aug 18, 5:49 PM MDTSpecial Weather StatementRIW26 min
Aug 18, 6:17 PM MDTSpecial Weather StatementRIW43 min
Aug 18, 6:34 PM MDTSpecial Weather StatementCYSLaramie26 min
Aug 18, 7:41 PM MDTSpecial Weather StatementCYSGoshen34 min
Aug 18, 9:49 PM MDTSpecial Weather StatementCYSGoshen41 min
Aug 19, 2:10 AM MDTHigh Wind WarningCYSAlbany, Carbon, Laramie34 hr
Aug 19, 10:00 AM MDTSpecial Weather StatementCYSConverse45 min
Aug 19, 6:55 PM MDTSpecial Weather StatementCYSPlatte35 min
Aug 19, 7:29 PM MDTSpecial Weather StatementCYSGoshen31 min
Aug 19, 8:15 PM MDTSpecial Weather StatementCYSGoshen30 min
Aug 20, 1:34 PM MDTHigh Wind WarningCYSAlbany, Carbon4 hr
Aug 21, 1:50 PM MDTFire Weather WatchCYS7 hr
Aug 21, 2:33 PM MDTMesoscale DiscussionSPCLincoln, Teton117 min
Aug 21, 2:55 PM MDTSpecial Weather StatementRIW35 min
Aug 21, 4:26 PM MDTSpecial Weather StatementCYSLaramie49 min
Aug 21, 7:08 PM MDTSevere Thunderstorm Warning Considerable damage threatSLCUinta37 min
Aug 21, 7:14 PM MDTSpecial Weather StatementRIWLincoln31 min
Aug 21, 7:41 PM MDTSpecial Weather StatementSLCUinta49 min
Aug 21, 7:45 PM MDTSpecial Weather StatementRIWLincoln30 min
Aug 21, 7:45 PM MDTSevere Thunderstorm Warning Destructive damage threatSLCUinta30 min
Aug 21, 8:07 PM MDTSpecial Weather StatementSLCUinta38 min
Aug 21, 8:24 PM MDTSpecial Weather StatementRIW36 min
Aug 21, 8:36 PM MDTSpecial Weather StatementUNRCampbell39 min
Aug 21, 8:51 PM MDTSpecial Weather StatementRIW24 min
Aug 21, 8:58 PM MDTRed Flag WarningCYS23 hr
Aug 21, 9:11 PM MDTSevere Thunderstorm WarningRIWSublette, Sweetwater34 min
Aug 21, 9:16 PM MDTSpecial Weather StatementSLCUinta44 min
Aug 21, 9:42 PM MDTSpecial Weather StatementRIW33 min
Aug 21, 10:06 PM MDTSpecial Weather StatementRIWFremont24 min
Aug 21, 10:30 PM MDTSpecial Weather StatementRIWFremont30 min
Aug 21, 10:36 PM MDTSpecial Weather StatementRIWHot Springs24 min
Aug 21, 10:59 PM MDTSpecial Weather StatementRIWWashakie31 min
Aug 21, 11:03 PM MDTSpecial Weather StatementRIW27 min
Aug 21, 11:42 PM MDTSpecial Weather StatementRIWNatrona33 min
Aug 22, 2:35 AM MDTFire Weather WatchCYS12 hr
Aug 22, 3:26 AM MDTFire Weather WatchUNRCampbell, Crook, Weston11 hr
Aug 22, 12:38 PM MDTRed Flag WarningRIWFremont, Hot Springs, Johnson, Natrona, Sweetwater, Washakie31 hr
Aug 22, 2:12 PM MDTRed Flag WarningUNRCampbell, Crook, Weston30 hr
Aug 22, 2:34 PM MDTRed Flag WarningCYS29 hr
Aug 22, 7:20 PM MDTFire Weather WatchUNRCrook, Weston8 hr
Aug 23, 2:31 AM MDTFire Weather WatchCYS12 hr
Aug 23, 2:18 PM MDTFire Weather WatchCYS23 hr
Aug 23, 2:18 PM MDTRed Flag WarningCYS30 hr
Aug 24, 2:53 AM MDTFire Weather WatchRIWFremont, Hot Springs, Johnson, Lincoln, Natrona, Sublette and 3 more10 hr
Aug 24, 12:56 PM MDTRed Flag WarningRIWFremont, Hot Springs, Johnson, Lincoln, Natrona, Sublette and 3 more31 hr
Aug 24, 1:39 PM MDTFire Weather WatchCYS13 hr
Aug 24, 1:39 PM MDTRed Flag WarningCYS30 hr
Aug 24, 2:03 PM MDTFire Weather WatchUNRCampbell14 hr
Aug 25, 3:50 AM MDTRed Flag WarningUNRCampbell14 hr
Aug 26, 1:56 AM MDTFire Weather WatchCYS12 hr
Aug 26, 2:12 AM MDTFire Weather WatchUNRCampbell, Crook, Weston24 hr
Aug 26, 3:14 AM MDTFire Weather WatchRIWFremont, Hot Springs, Johnson, Natrona, Washakie23 hr
Aug 26, 3:14 AM MDTRed Flag WarningRIWFremont, Hot Springs, Johnson, Lincoln, Natrona, Sublette and 3 more65 hr
Aug 26, 1:27 PM MDTRed Flag WarningCYS31 hr
Aug 26, 2:39 PM MDTSpecial Weather StatementCYSCarbon36 min
Aug 26, 3:26 PM MDTSpecial Weather StatementCYSCarbon34 min
Aug 26, 3:27 PM MDTSevere Thunderstorm WarningUNRCampbell, Crook, Weston63 min
Aug 26, 3:39 PM MDTSpecial Weather StatementCYSPlatte36 min
Aug 26, 4:08 PM MDTSevere Thunderstorm WarningCYSAlbany, Carbon37 min
Aug 26, 4:23 PM MDTSpecial Weather StatementCYSPlatte37 min
Aug 26, 4:24 PM MDTSpecial Weather StatementUNRCrook36 min
Aug 26, 4:40 PM MDTSevere Thunderstorm WarningUNRCrook23 min
Aug 26, 4:44 PM MDTSevere Thunderstorm WarningCYSAlbany, Carbon31 min
Aug 26, 5:13 PM MDTSpecial Weather StatementUNRWeston32 min
Aug 26, 5:27 PM MDTSpecial Weather StatementCYSAlbany33 min
Aug 26, 5:59 PM MDTSevere Thunderstorm WarningUNRWeston61 min
Aug 26, 6:05 PM MDTSpecial Weather StatementCYSLaramie25 min
Aug 26, 6:21 PM MDTSpecial Weather StatementCYSLaramie39 min
Aug 26, 6:38 PM MDTSpecial Weather StatementBYZSheridan52 min
Aug 27, 2:05 AM MDTRed Flag WarningUNRCampbell, Crook, Weston16 hr
Aug 27, 3:27 PM MDTSpecial Weather StatementUNRCrook48 min
Aug 28, 1:14 AM MDTRed Flag WarningCYS18 hr
Aug 28, 8:46 AM MDTSpecial Weather StatementBYZSheridan44 min
Aug 29, 1:48 AM MDTFire Weather WatchCYS24 hr
Aug 29, 3:57 PM MDTRed Flag WarningCYS3 hr
Aug 29, 7:15 PM MDTRed Flag WarningCYS25 hr
Aug 30, 1:57 AM MDTFire Weather WatchCYS24 hr
Aug 30, 2:05 AM MDTFire Weather WatchUNRCampbell, Crook, Weston24 hr
Aug 30, 2:37 AM MDTRed Flag WarningRIWFremont, Lincoln, Natrona, Sublette, Sweetwater, Uinta16 hr
Aug 30, 2:06 PM MDTRed Flag WarningCYS30 hr
Aug 31, 1:46 AM MDTRed Flag WarningUNRCampbell, Crook, Weston18 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

By county

Every county with at least one alert. A county page lists each alert that covered it.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20202022

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. Rebuilt daily.