Alert archive / South Dakota / 2026

Weather alerts in South Dakota, August 2026

405 weather alerts in August 2026, 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 2026. Tap one for its archive.

Alerts
405
Warnings
224
Watches
14
Advisories
7
Busiest day
August 30, 202644 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

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.

IssuedProductOfficeCountiesLasted
Aug 1, 3:16 AM CDTHeat AdvisoryUNRBennett, Custer, Fall River, Haakon, Jackson, Meade and 3 more42 hr
Aug 2, 1:53 AM CDTHeat AdvisoryABRCorson, Dewey, Jones, Stanley19 hr
Aug 2, 12:19 PM CDTRed Flag WarningUNRBennett, Butte, Custer, Fall River, Haakon, Jackson and 6 more33 hr
Aug 2, 1:02 PM CDTRed Flag WarningABRCorson, Dewey, Jones, Potter, Stanley, Sully32 hr
Aug 3, 8:58 PM CDTSpecial Weather StatementABRCampbell, Corson, Dewey, Jones, Potter, Stanley and 2 more2 hr
Aug 5, 12:13 PM CDTRed Flag WarningUNRButte, Custer, Fall River33 hr
Aug 6, 12:55 AM CDTDense Fog AdvisoryFSDBon Homme, Clay, Lincoln, Minnehaha, Turner, Union and 1 more9 hr
Aug 7, 2:22 AM CDTSevere Thunderstorm WarningFSDGregory28 min
Aug 7, 4:39 AM CDTSevere Thunderstorm WarningFSDMiner, Sanborn37 min
Aug 7, 4:47 AM CDTSevere Thunderstorm WarningFSDDavison, Hanson29 min
Aug 7, 4:58 AM CDTSevere Thunderstorm WarningABRCodington, Day, Grant, Roberts26 min
Aug 7, 5:01 AM CDTSevere Thunderstorm WarningFSDKingsbury, Lake, Miner44 min
Aug 7, 5:06 AM CDTSevere Thunderstorm WarningABRGrant, Roberts39 min
Aug 7, 5:08 AM CDTSevere Thunderstorm WarningFSDHanson, Lake, McCook, Miner52 min
Aug 7, 5:21 AM CDTSpecial Weather StatementABRCodington24 min
Aug 7, 5:23 AM CDTMesoscale DiscussionSPCBrookings, Deuel, Lake, Minnehaha, Moody3 hr
Aug 7, 5:35 AM CDTSevere Thunderstorm WarningFSDLake, Moody21 min
Aug 7, 5:43 AM CDTSevere Thunderstorm WarningFSDBrookings25 min
Aug 7, 6:46 PM CDTRed Flag WarningUNRButte, Lawrence, Meade26 hr
Aug 8, 4:39 AM CDTMesoscale DiscussionSPCBennett, Jackson, Todd3 hr
Aug 8, 7:01 AM CDTSevere Thunderstorm WarningUNRBennett, Todd59 min
Aug 8, 7:28 AM CDTSevere Thunderstorm WarningUNRBennett, Todd32 min
Aug 8, 7:57 AM CDTSevere Thunderstorm WarningUNRTodd42 min
Aug 8, 7:08 PM CDTMesoscale DiscussionSPCBrown, Campbell, McPherson97 min
Aug 8, 8:34 PM CDTSevere Thunderstorm Warning Considerable damage threatABRCampbell40 min
Aug 8, 10:41 PM CDTSevere Thunderstorm WarningABRCampbell64 min
Aug 8, 10:41 PM CDTSpecial Weather StatementBISCampbell34 min
Aug 8, 10:47 PM CDTMesoscale DiscussionSPCBeadle, Brown, Campbell, Clark, Codington, Corson and 14 more118 min
Aug 8, 10:49 PM CDTSpecial Weather StatementUNRBennett26 min
Aug 8, 11:11 PM CDTSpecial Weather StatementUNRBennett34 min
Aug 8, 11:31 PM CDTSevere Thunderstorm WarningABRCampbell, McPherson59 min
Aug 8, 11:42 PM CDTSevere Thunderstorm WarningABRCampbell63 min
Aug 8, 11:56 PM CDTSevere Thunderstorm WatchSPCBeadle, Brookings, Brown, Campbell, Clark, Codington and 17 more5 hr
Aug 8, 11:57 PM CDTSevere Thunderstorm WarningABRCampbell, Edmunds, McPherson63 min
Aug 9, 12:31 AM CDTSevere Thunderstorm Warning Considerable damage threatABRCampbell59 min
Aug 9, 1:01 AM CDTSevere Thunderstorm WarningABREdmunds, McPherson34 min
Aug 9, 1:27 AM CDTSevere Thunderstorm WarningABRCampbell, Edmunds, McPherson, Walworth31 min
Aug 9, 2:01 AM CDTSevere Thunderstorm WarningABREdmunds31 min
Aug 9, 2:25 AM CDTSevere Thunderstorm WarningABRFaulk, Spink50 min
Aug 9, 2:27 AM CDTMesoscale DiscussionSPCBeadle, Brookings, Brown, Clark, Codington, Day and 10 more2 hr
Aug 9, 4:12 AM CDTSevere Thunderstorm WarningABRSpink33 min
Aug 10, 2:14 AM CDTRed Flag WarningUNRCuster, Fall River19 hr
Aug 10, 5:39 PM CDTMesoscale DiscussionSPCBennett, Brule, Buffalo, Custer, Gregory, Haakon and 12 more2 hr
Aug 10, 5:43 PM CDTSpecial Weather StatementUNRCuster32 min
Aug 10, 5:49 PM CDTSevere Thunderstorm WarningUNRCuster, Pennington39 min
Aug 10, 6:15 PM CDTMesoscale DiscussionSPCCampbell, Corson, Dewey, Harding, Perkins, Potter and 4 more2 hr
Aug 10, 7:01 PM CDTSpecial Weather StatementUNROglala Lakota29 min
Aug 10, 7:27 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRHarding, Perkins63 min
Aug 10, 7:48 PM CDTSevere Thunderstorm WatchSPCCampbell, Corson, Dewey, Haakon, Hughes, Jackson and 12 more7 hr
Aug 10, 8:10 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRPerkins65 min
Aug 10, 9:11 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRPerkins49 min
Aug 10, 9:36 PM CDTMesoscale DiscussionSPCHaakon, Hughes, Jones, Perkins, Stanley, Sully and 1 more114 min
Aug 10, 9:51 PM CDTSevere Thunderstorm Warning Destructive damage threatUNRMeade, Perkins, Ziebach54 min
Aug 10, 9:57 PM CDTTornado WarningUNRMeade, Ziebach33 min
Aug 10, 10:27 PM CDTTornado Warning Tornado observedUNRMeade, Ziebach33 min
Aug 10, 10:30 PM CDTMesoscale DiscussionSPCBrown, Campbell, Corson, Edmunds, Harding, McPherson and 3 more2 hr
Aug 10, 10:35 PM CDTSevere Thunderstorm Warning Destructive damage threatUNRHaakon, Meade, Ziebach55 min
Aug 10, 11:22 PM CDTSevere Thunderstorm Warning Destructive damage threatUNRHaakon53 min
Aug 10, 11:50 PM CDTMesoscale DiscussionSPCCorson, Haakon, Mellette, Ziebach55 min
Aug 11, 12:13 AM CDTSevere Thunderstorm Warning Considerable damage threatUNRHaakon, Jackson, Mellette39 min
Aug 11, 12:49 AM CDTSevere Thunderstorm WarningFSDHutchinson, Turner, Yankton41 min
Aug 11, 12:59 AM CDTSevere Thunderstorm WarningABRJones26 min
Aug 11, 1:15 AM CDTMesoscale DiscussionSPCAurora, Beadle, Brookings, Clay, Davison, Douglas and 14 more2 hr
Aug 11, 1:27 AM CDTSevere Thunderstorm WarningFSDTurner33 min
Aug 11, 1:49 AM CDTSevere Thunderstorm WarningFSDTurner, Yankton26 min
Aug 11, 3:34 AM CDTSevere Thunderstorm WarningFSDLincoln26 min
Aug 11, 4:15 AM CDTSevere Thunderstorm WarningFSDLincoln35 min
Aug 11, 2:13 PM CDTMesoscale DiscussionSPCButte, Custer, Haakon, Harding, Jackson, Lawrence and 5 more2 hr
Aug 11, 2:43 PM CDTSevere Thunderstorm WatchSPCBennett, Butte, Custer, Fall River, Haakon, Harding and 7 more8 hr
Aug 11, 3:04 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRLawrence, Meade, Pennington42 min
Aug 11, 3:30 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRLawrence, Meade, Pennington38 min
Aug 11, 4:00 PM CDTSevere Thunderstorm Warning Destructive damage threatUNRCuster, Pennington60 min
Aug 11, 5:04 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRCuster, Pennington56 min
Aug 11, 5:16 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRHarding59 min
Aug 11, 5:18 PM CDTMesoscale DiscussionSPCCampbell, McPherson87 min
Aug 11, 5:40 PM CDTSevere Thunderstorm WatchSPCBrown, Campbell, Corson, Day, Dewey, Edmunds and 3 more7 hr
Aug 11, 5:48 PM CDTMesoscale DiscussionSPCButte, Custer, Harding, Lawrence, Meade, Oglala Lakota and 1 more87 min
Aug 11, 5:56 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRCuster, Fall River, Oglala Lakota38 min
Aug 11, 5:59 PM CDTSpecial Weather StatementABRBrown31 min
Aug 11, 6:06 PM CDTSevere Thunderstorm WarningUNRCuster, Pennington18 min
Aug 11, 6:09 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRButte, Harding56 min
Aug 11, 6:29 PM CDTSevere Thunderstorm Warning Destructive damage threatUNROglala Lakota61 min
Aug 11, 6:49 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRHarding16 min
Aug 11, 7:02 PM CDTSevere Thunderstorm Warning Destructive damage threatUNRButte, Harding, Meade, Perkins48 min
Aug 11, 7:31 PM CDTSevere Thunderstorm WarningUNRCuster, Oglala Lakota, Pennington24 min
Aug 11, 7:47 PM CDTSevere Thunderstorm Warning Destructive damage threatUNRButte, Meade58 min
Aug 11, 7:58 PM CDTMesoscale DiscussionSPCHaakon, Jackson, Meade, Oglala Lakota, Pennington, Perkins and 1 more92 min
Aug 11, 8:00 PM CDTSpecial Weather StatementUNRLawrence45 min
Aug 11, 8:44 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRHaakon, Meade, Pennington61 min
Aug 11, 9:04 PM CDTSevere Thunderstorm Warning Considerable damage threatABRCorson41 min
Aug 11, 9:28 PM CDTSevere Thunderstorm Warning Considerable damage threatABRCorson23 min
Aug 11, 9:29 PM CDTSevere Thunderstorm WarningUNRMeade, Pennington55 min
Aug 11, 9:42 PM CDTSevere Thunderstorm WarningABRCorson10 min
Aug 11, 9:43 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRHaakon, Jackson, Meade, Pennington55 min
Aug 11, 10:00 PM CDTMesoscale DiscussionSPCAurora, Bennett, Brule, Buffalo, Charles Mix, Douglas and 10 more90 min
Aug 11, 10:24 PM CDTSevere Thunderstorm WatchSPCAurora, Bennett, Brule, Charles Mix, Douglas, Gregory and 6 more7 hr
Aug 11, 10:38 PM CDTSevere Thunderstorm Warning Destructive damage threatUNRBennett, Jackson, Mellette67 min
Aug 11, 10:44 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRPerkins, Ziebach61 min
Aug 11, 10:48 PM CDTSevere Thunderstorm Warning Considerable damage threatABRCorson42 min
Aug 11, 10:49 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRHaakon, Jackson, Mellette56 min
Aug 11, 10:53 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRBennett, Jackson, Oglala Lakota, Pennington30 min
Aug 11, 11:00 PM CDTSevere Thunderstorm Warning Considerable damage threatABRJones, Stanley60 min
Aug 11, 11:29 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRBennett, Jackson, Mellette, Todd, Tripp51 min
Aug 12, 12:17 AM CDTSevere Thunderstorm Warning Destructive damage threatUNRMellette, Todd, Tripp58 min
Aug 12, 1:02 AM CDTMesoscale DiscussionSPCCharles Mix, Gregory, Tripp88 min
Aug 12, 1:04 AM CDTSevere Thunderstorm Warning Considerable damage threatUNRTripp26 min
Aug 12, 1:29 AM CDTSevere Thunderstorm Warning Considerable damage threatUNRTripp16 min
Aug 12, 2:24 AM CDTSevere Thunderstorm WatchSPCUnion8 hr
Aug 12, 4:16 AM CDTSevere Thunderstorm WarningFSDUnion37 min
Aug 12, 1:45 PM CDTMesoscale DiscussionSPCBennett, Butte, Custer, Fall River, Haakon, Jackson and 6 more2 hr
Aug 12, 2:06 PM CDTSevere Thunderstorm WatchSPCBennett, Butte, Custer, Fall River, Haakon, Harding and 7 more7 hr
Aug 12, 3:26 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRCuster, Pennington49 min
Aug 12, 4:14 PM CDTSevere Thunderstorm WarningUNRCuster, Fall River, Pennington46 min
Aug 12, 4:40 PM CDTSevere Thunderstorm WarningUNRFall River27 min
Aug 12, 4:57 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRCuster, Fall River33 min
Aug 12, 5:05 PM CDTSevere Thunderstorm Warning Destructive damage threatUNRFall River40 min
Aug 12, 5:27 PM CDTSpecial Weather StatementABRMcPherson33 min
Aug 12, 5:27 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRCuster, Fall River, Oglala Lakota33 min
Aug 12, 5:34 PM CDTMesoscale DiscussionSPCCuster, Fall River, Oglala Lakota116 min
Aug 12, 5:39 PM CDTSevere Thunderstorm WarningABRMcPherson15 min
Aug 12, 5:42 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRFall River33 min
Aug 12, 5:51 PM CDTMesoscale DiscussionSPCBrown, Campbell, Edmunds, Faulk, McPherson, Marshall and 1 more114 min
Aug 12, 6:03 PM CDTSpecial Weather StatementABRPotter27 min
Aug 12, 6:10 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRFall River, Oglala Lakota50 min
Aug 12, 11:00 PM CDTSevere Thunderstorm WarningABRJones36 min
Aug 13, 1:07 AM CDTAreal Flood WarningABRHyde12 hr
Aug 15, 4:18 AM CDTDense Fog AdvisoryFSDAurora, Beadle, Bon Homme, Brule, Charles Mix, Clay and 12 more5 hr
Aug 15, 6:05 AM CDTDense Fog AdvisoryABRBrown, Clark, Spink3 hr
Aug 16, 2:03 PM CDTMesoscale DiscussionSPCBennett, Custer, Lawrence, Oglala Lakota, Pennington117 min
Aug 16, 4:37 PM CDTSpecial Weather StatementUNRPennington23 min
Aug 16, 5:05 PM CDTSpecial Weather StatementUNRPennington25 min
Aug 16, 5:12 PM CDTSpecial Weather StatementUNRLawrence33 min
Aug 16, 5:32 PM CDTSpecial Weather StatementUNRButte43 min
Aug 16, 5:58 PM CDTSevere Thunderstorm WarningUNRCuster, Pennington47 min
Aug 16, 6:02 PM CDTSpecial Weather StatementUNRPennington43 min
Aug 16, 6:09 PM CDTSpecial Weather StatementUNRBennett36 min
Aug 16, 6:21 PM CDTAreal Flood AdvisoryUNRPennington3 hr
Aug 16, 6:33 PM CDTSevere Thunderstorm WarningUNRButte, Harding, Meade, Perkins, Ziebach57 min
Aug 16, 6:46 PM CDTSpecial Weather StatementUNROglala Lakota44 min
Aug 16, 7:29 PM CDTSpecial Weather StatementUNROglala Lakota46 min
Aug 16, 8:15 PM CDTSevere Thunderstorm WarningUNRBennett, Jackson, Oglala Lakota45 min
Aug 16, 8:56 PM CDTSevere Thunderstorm WarningUNRBennett34 min
Aug 16, 9:26 PM CDTSpecial Weather StatementUNROglala Lakota34 min
Aug 16, 11:46 PM CDTSpecial Weather StatementABRJones44 min
Aug 17, 1:08 AM CDTSpecial Weather StatementUNRBennett37 min
Aug 17, 2:03 PM CDTSpecial Weather StatementUNRHarding27 min
Aug 17, 2:15 PM CDTSevere Thunderstorm WarningUNRHarding, Perkins53 min
Aug 17, 2:58 PM CDTMesoscale DiscussionSPCBrule, Buffalo, Corson, Dewey, Edmunds, Faulk and 13 more2 hr
Aug 17, 3:07 PM CDTSevere Thunderstorm WarningUNRPerkins30 min
Aug 17, 3:09 PM CDTSevere Thunderstorm WarningUNRPerkins, Ziebach51 min
Aug 17, 3:54 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRMeade, Perkins, Ziebach66 min
Aug 17, 4:00 PM CDTSevere Thunderstorm WatchSPCBennett, Brown, Buffalo, Campbell, Corson, Custer and 24 more7 hr
Aug 17, 4:10 PM CDTSevere Thunderstorm WarningABRDewey35 min
Aug 17, 4:25 PM CDTSpecial Weather StatementUNRZiebach35 min
Aug 17, 4:46 PM CDTSpecial Weather StatementUNRFall River29 min
Aug 17, 4:49 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRHaakon, Ziebach48 min
Aug 17, 4:52 PM CDTSevere Thunderstorm Warning Considerable damage threatABRDewey, Stanley, Sully53 min
Aug 17, 4:59 PM CDTSevere Thunderstorm WarningUNRPerkins47 min
Aug 17, 5:05 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRFall River41 min
Aug 17, 5:32 PM CDTSevere Thunderstorm Warning Considerable damage threatABRCorson43 min
Aug 17, 5:39 PM CDTSevere Thunderstorm WarningABRHughes, Lyman, Stanley, Sully66 min
Aug 17, 5:43 PM CDTSevere Thunderstorm WarningABRJones, Stanley32 min
Aug 17, 5:54 PM CDTMesoscale DiscussionSPCBuffalo, Campbell, Corson, Dewey, Edmunds, Faulk and 16 more66 min
Aug 17, 6:03 PM CDTSpecial Weather StatementUNROglala Lakota27 min
Aug 17, 6:10 PM CDTSevere Thunderstorm WarningABRCorson, Dewey35 min
Aug 17, 6:25 PM CDTSpecial Weather StatementUNRHarding35 min
Aug 17, 6:26 PM CDTSevere Thunderstorm WarningABRHughes, Hyde, Sully49 min
Aug 17, 6:31 PM CDTSpecial Weather StatementUNROglala Lakota29 min
Aug 17, 6:41 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRBennett, Jackson, Oglala Lakota64 min
Aug 17, 6:54 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRHarding, Perkins28 min
Aug 17, 7:04 PM CDTSpecial Weather StatementABRLyman41 min
Aug 17, 7:11 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRHarding, Perkins64 min
Aug 17, 7:16 PM CDTMesoscale DiscussionSPCAurora, Beadle, Bon Homme, Brookings, Charles Mix, Clark and 21 more89 min
Aug 17, 7:29 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRBennett, Jackson, Oglala Lakota61 min
Aug 17, 8:10 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRBennett, Todd65 min
Aug 17, 8:15 PM CDTSpecial Weather StatementUNRPerkins30 min
Aug 17, 8:32 PM CDTSevere Thunderstorm WarningUNRHarding54 min
Aug 17, 8:49 PM CDTSevere Thunderstorm WarningFSDBeadle, Kingsbury, Miner, Sanborn26 min
Aug 17, 8:56 PM CDTSpecial Weather StatementUNRZiebach34 min
Aug 17, 9:18 PM CDTSpecial Weather StatementUNRTodd27 min
Aug 17, 9:28 PM CDTSpecial Weather StatementUNRPerkins32 min
Aug 17, 10:03 PM CDTSpecial Weather StatementUNRPerkins27 min
Aug 17, 10:43 PM CDTSpecial Weather StatementUNRZiebach47 min
Aug 17, 11:07 PM CDTSevere Thunderstorm WarningFSDCharles Mix, Gregory38 min
Aug 17, 11:40 PM CDTSevere Thunderstorm WarningFSDCharles Mix, Douglas38 min
Aug 17, 11:54 PM CDTSevere Thunderstorm WarningFSDCharles Mix, Douglas, Hutchinson22 min
Aug 18, 12:01 AM CDTSpecial Weather StatementABRBuffalo29 min
Aug 18, 12:27 AM CDTSpecial Weather StatementABRBuffalo33 min
Aug 18, 12:57 AM CDTSevere Thunderstorm WarningFSDAurora, Brule, Jerauld33 min
Aug 18, 1:29 AM CDTSevere Thunderstorm WarningFSDAurora, Brule, Davison, Jerauld31 min
Aug 18, 2:20 AM CDTSevere Thunderstorm WarningABRLyman27 min
Aug 18, 2:24 AM CDTSevere Thunderstorm WarningFSDBrule, Charles Mix, Gregory32 min
Aug 18, 2:47 PM CDTMesoscale DiscussionSPCMinnehaha, Moody118 min
Aug 18, 8:03 PM CDTSevere Thunderstorm WarningUNRLawrence, Meade32 min
Aug 18, 8:18 PM CDTSpecial Weather StatementUNRButte27 min
Aug 18, 8:34 PM CDTSevere Thunderstorm WarningUNRLawrence, Meade, Pennington32 min
Aug 18, 8:45 PM CDTSpecial Weather StatementUNRMeade30 min
Aug 18, 8:54 PM CDTMesoscale DiscussionSPCJackson, Oglala Lakota, Pennington96 min
Aug 18, 9:05 PM CDTSevere Thunderstorm WarningUNRCuster, Pennington32 min
Aug 18, 9:11 PM CDTSpecial Weather StatementUNRMeade34 min
Aug 18, 9:23 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRMeade, Perkins52 min
Aug 18, 10:51 PM CDTSpecial Weather StatementABRDewey54 min
Aug 18, 11:02 PM CDTSpecial Weather StatementABRJones, Stanley58 min
Aug 18, 11:06 PM CDTSpecial Weather StatementUNRJackson24 min
Aug 18, 11:44 PM CDTSpecial Weather StatementUNRJackson31 min
Aug 19, 12:00 AM CDTSpecial Weather StatementABRJones, Stanley45 min
Aug 19, 12:05 AM CDTSpecial Weather StatementUNRMellette25 min
Aug 19, 12:25 AM CDTSpecial Weather StatementUNRMellette35 min
Aug 19, 12:58 AM CDTSpecial Weather StatementUNRMellette47 min
Aug 19, 1:49 AM CDTSpecial Weather StatementUNRTripp41 min
Aug 19, 1:55 AM CDTSpecial Weather StatementABRLyman65 min
Aug 19, 2:14 AM CDTSevere Thunderstorm WarningUNRTodd, Tripp61 min
Aug 19, 6:49 AM CDTSpecial Weather StatementUNRTripp26 min
Aug 20, 2:21 AM CDTDense Fog AdvisoryFSDBon Homme, Clay, Union, Yankton7 hr
Aug 20, 2:49 PM CDTMesoscale DiscussionSPCCharles Mix116 min
Aug 20, 5:31 PM CDTMesoscale DiscussionSPCMinnehaha, Moody119 min
Aug 20, 6:41 PM CDTSevere Thunderstorm WarningFSDBon Homme, Hutchinson, Turner, Yankton49 min
Aug 20, 6:43 PM CDTSevere Thunderstorm WarningFSDMcCook, Minnehaha47 min
Aug 20, 6:56 PM CDTSevere Thunderstorm WarningFSDLincoln, McCook, Minnehaha, Turner49 min
Aug 20, 7:09 PM CDTSevere Thunderstorm Warning Considerable damage threatFSDMinnehaha21 min
Aug 20, 7:13 PM CDTMesoscale DiscussionSPCBon Homme, Clay, Lincoln, Minnehaha, Turner, Union and 1 more62 min
Aug 20, 7:30 PM CDTSevere Thunderstorm WarningFSDHutchinson, Turner, Yankton45 min
Aug 20, 7:44 PM CDTSevere Thunderstorm WarningFSDLincoln, McCook, Minnehaha, Turner46 min
Aug 20, 8:14 PM CDTFlash Flood WarningFSDLincoln, Turner96 min
Aug 20, 8:41 PM CDTSevere Thunderstorm WarningFSDLincoln, Union15 min
Aug 21, 7:31 AM CDTSpecial Weather StatementUNROglala Lakota29 min
Aug 21, 3:24 PM CDTSpecial Weather StatementUNRCuster36 min
Aug 21, 3:53 PM CDTSpecial Weather StatementUNRCuster52 min
Aug 21, 4:13 PM CDTSevere Thunderstorm WarningUNRCuster, Fall River62 min
Aug 21, 4:38 PM CDTMesoscale DiscussionSPCBennett, Custer, Fall River, Oglala Lakota3 hr
Aug 21, 5:03 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRFall River, Oglala Lakota57 min
Aug 21, 5:41 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRFall River, Oglala Lakota22 min
Aug 22, 12:12 AM CDTSpecial Weather StatementUNRTodd33 min
Aug 22, 12:20 AM CDTSpecial Weather StatementLBFTodd40 min
Aug 23, 7:35 AM CDTSevere Thunderstorm WarningUNRBennett, Jackson, Mellette, Todd45 min
Aug 23, 8:20 AM CDTSpecial Weather StatementUNRTodd25 min
Aug 23, 2:20 PM CDTSpecial Weather StatementUNRLawrence25 min
Aug 23, 2:21 PM CDTSpecial Weather StatementUNRLawrence24 min
Aug 23, 2:24 PM CDTMesoscale DiscussionSPCButte, Custer, Fall River, Harding, Lawrence, Meade and 2 more2 hr
Aug 23, 2:36 PM CDTSevere Thunderstorm WarningUNRLawrence, Pennington54 min
Aug 23, 2:49 PM CDTSpecial Weather StatementUNRLawrence56 min
Aug 23, 3:20 PM CDTSevere Thunderstorm WarningUNRPennington32 min
Aug 23, 3:40 PM CDTSevere Thunderstorm WatchSPCBennett, Butte, Custer, Fall River, Haakon, Harding and 6 more7 hr
Aug 23, 3:56 PM CDTSpecial Weather StatementUNRCuster34 min
Aug 23, 4:06 PM CDTSevere Thunderstorm WarningUNRCuster, Pennington54 min
Aug 23, 4:57 PM CDTSpecial Weather StatementUNRCuster33 min
Aug 23, 5:20 PM CDTSevere Thunderstorm WarningUNRCuster, Fall River, Oglala Lakota18 min
Aug 23, 6:08 PM CDTSpecial Weather StatementUNROglala Lakota37 min
Aug 23, 6:20 PM CDTSpecial Weather StatementUNRButte40 min
Aug 23, 6:40 PM CDTSpecial Weather StatementUNRBennett65 min
Aug 23, 6:41 PM CDTSpecial Weather StatementUNRButte49 min
Aug 23, 7:00 PM CDTSevere Thunderstorm WarningUNRHarding, Perkins45 min
Aug 23, 7:39 PM CDTSevere Thunderstorm WarningUNRHarding, Perkins66 min
Aug 23, 8:01 PM CDTSevere Thunderstorm WarningUNRHarding, Perkins44 min
Aug 23, 8:13 PM CDTMesoscale DiscussionSPCHarding, Meade, Perkins92 min
Aug 23, 8:19 PM CDTSevere Thunderstorm WarningUNRHarding, Perkins41 min
Aug 23, 8:43 PM CDTSevere Thunderstorm WarningUNRHarding, Perkins36 min
Aug 23, 8:45 PM CDTSevere Thunderstorm WarningUNRHarding, Perkins45 min
Aug 23, 8:57 PM CDTSevere Thunderstorm WarningUNRPerkins48 min
Aug 23, 9:09 PM CDTSevere Thunderstorm WarningUNRHarding34 min
Aug 23, 9:24 PM CDTSevere Thunderstorm WarningUNRHarding, Perkins51 min
Aug 23, 9:41 PM CDTSevere Thunderstorm WarningUNRMeade, Perkins49 min
Aug 23, 9:45 PM CDTSpecial Weather StatementUNRHarding30 min
Aug 23, 10:05 PM CDTSevere Thunderstorm WarningUNRButte, Harding, Perkins25 min
Aug 23, 11:31 PM CDTSevere Thunderstorm WarningFSDCharles Mix, Gregory44 min
Aug 24, 2:40 PM CDTMesoscale DiscussionSPCBennett, Jackson, Mellette, Todd3 hr
Aug 24, 4:00 PM CDTSevere Thunderstorm WatchSPCBennett, Jackson, Mellette, Todd, Tripp9 hr
Aug 24, 4:51 PM CDTSpecial Weather StatementUNRZiebach39 min
Aug 24, 4:59 PM CDTMesoscale DiscussionSPCCampbell, Corson, Dewey, Hughes, Jones, Potter and 3 more91 min
Aug 24, 5:07 PM CDTSevere Thunderstorm WarningUNRHaakon, Ziebach53 min
Aug 24, 5:10 PM CDTSpecial Weather StatementUNRHaakon35 min
Aug 24, 5:41 PM CDTSevere Thunderstorm WarningABRStanley29 min
Aug 24, 5:41 PM CDTSevere Thunderstorm WatchSPCBrown, Buffalo, Campbell, Corson, Day, Dewey and 14 more5 hr
Aug 24, 5:53 PM CDTSpecial Weather StatementABRDewey22 min
Aug 24, 5:57 PM CDTSpecial Weather StatementUNRPennington33 min
Aug 24, 6:15 PM CDTSpecial Weather StatementABRDewey30 min
Aug 24, 6:36 PM CDTMesoscale DiscussionSPCBennett, Mellette, Todd84 min
Aug 24, 6:46 PM CDTSevere Thunderstorm WarningABRJones, Stanley59 min
Aug 24, 6:48 PM CDTSpecial Weather StatementUNRBennett27 min
Aug 24, 6:59 PM CDTSpecial Weather StatementUNRHaakon31 min
Aug 24, 7:02 PM CDTSevere Thunderstorm WarningABRDewey, Potter, Walworth35 min
Aug 24, 7:07 PM CDTSevere Thunderstorm WarningUNRBennett38 min
Aug 24, 7:24 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRBennett39 min
Aug 24, 7:31 PM CDTSpecial Weather StatementUNRJones29 min
Aug 24, 7:33 PM CDTSevere Thunderstorm WarningABRDewey, Walworth42 min
Aug 24, 7:40 PM CDTSevere Thunderstorm Warning Considerable damage threatABRJones, Stanley42 min
Aug 24, 7:44 PM CDTSevere Thunderstorm WarningABRCampbell, Walworth61 min
Aug 24, 7:58 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRBennett, Jackson, Mellette, Todd45 min
Aug 24, 8:21 PM CDTSevere Thunderstorm WarningABRCampbell32 min
Aug 24, 8:39 PM CDTSpecial Weather StatementLBFBennett51 min
Aug 24, 8:49 PM CDTSevere Thunderstorm WarningABRJones29 min
Aug 24, 8:53 PM CDTSpecial Weather StatementUNRJones37 min
Aug 24, 9:16 PM CDTMesoscale DiscussionSPCBrown, Day, Edmunds, Faulk, McPherson, Marshall and 2 more89 min
Aug 24, 9:39 PM CDTSevere Thunderstorm Warning Considerable damage threatABRMcPherson66 min
Aug 24, 9:44 PM CDTSevere Thunderstorm WarningABRJones33 min
Aug 24, 10:00 PM CDTSpecial Weather StatementUNRMellette30 min
Aug 24, 10:12 PM CDTSevere Thunderstorm WarningUNRMellette63 min
Aug 24, 10:16 PM CDTSevere Thunderstorm WarningABRBrown29 min
Aug 24, 10:46 PM CDTSevere Thunderstorm WarningABRBrown, Day, Marshall29 min
Aug 24, 10:51 PM CDTAreal Flood WarningABRJones3 hr
Aug 24, 10:53 PM CDTSevere Thunderstorm WarningABRBrown32 min
Aug 24, 11:03 PM CDTSevere Thunderstorm WarningABREdmunds, McPherson42 min
Aug 24, 11:09 PM CDTSpecial Weather StatementUNRMellette, Todd51 min
Aug 24, 11:23 PM CDTSpecial Weather StatementABRMarshall37 min
Aug 24, 11:36 PM CDTSevere Thunderstorm Warning Considerable damage threatABRBrown, Edmunds, McPherson39 min
Aug 24, 11:48 PM CDTSpecial Weather StatementUNRFall River27 min
Aug 24, 11:49 PM CDTMesoscale DiscussionSPCBrown, Day, Marshall, Roberts86 min
Aug 25, 12:09 AM CDTSevere Thunderstorm WarningABRBrown, Edmunds, Faulk, Spink31 min
Aug 25, 12:13 AM CDTSevere Thunderstorm WarningABRBrown, Edmunds, Spink37 min
Aug 25, 12:30 AM CDTSevere Thunderstorm WarningABRBrown, Day, Spink20 min
Aug 25, 1:06 AM CDTSevere Thunderstorm WarningABRClark, Spink14 min
Aug 25, 2:32 AM CDTSevere Thunderstorm WarningABRClark, Hamlin29 min
Aug 25, 2:41 AM CDTSevere Thunderstorm WarningFSDKingsbury49 min
Aug 25, 3:23 AM CDTSevere Thunderstorm WarningFSDBrookings, Kingsbury, Lake, Moody52 min
Aug 27, 1:43 PM CDTMesoscale DiscussionSPCBennett, Custer, Fall River, Oglala Lakota, Pennington2 hr
Aug 27, 1:44 PM CDTSpecial Weather StatementUNRCuster31 min
Aug 27, 2:47 PM CDTSpecial Weather StatementUNRCuster28 min
Aug 27, 3:04 PM CDTSpecial Weather StatementUNRLawrence26 min
Aug 27, 3:10 PM CDTSpecial Weather StatementUNRFall River35 min
Aug 27, 3:12 PM CDTSevere Thunderstorm WatchSPCBennett, Custer, Fall River, Jackson, Mellette, Oglala Lakota and 1 more9 hr
Aug 27, 3:34 PM CDTSpecial Weather StatementUNRBennett26 min
Aug 27, 3:44 PM CDTSevere Thunderstorm WarningUNRBennett41 min
Aug 27, 3:48 PM CDTSevere Thunderstorm WarningUNRFall River42 min
Aug 27, 4:02 PM CDTSevere Thunderstorm WarningUNRTodd58 min
Aug 27, 4:06 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRTodd24 min
Aug 27, 4:09 PM CDTSevere Thunderstorm WarningUNRBennett34 min
Aug 27, 4:21 PM CDTSevere Thunderstorm WarningUNRFall River, Oglala Lakota39 min
Aug 27, 4:51 PM CDTSpecial Weather StatementUNRJackson24 min
Aug 27, 4:58 PM CDTSpecial Weather StatementUNRFall River32 min
Aug 27, 5:01 PM CDTSpecial Weather StatementUNRTodd29 min
Aug 27, 5:13 PM CDTSpecial Weather StatementUNRMellette32 min
Aug 27, 5:16 PM CDTSevere Thunderstorm WarningUNRTodd27 min
Aug 27, 5:33 PM CDTMesoscale DiscussionSPCBennett, Todd57 min
Aug 27, 5:38 PM CDTSevere Thunderstorm WarningUNRMellette47 min
Aug 27, 5:59 PM CDTSpecial Weather StatementUNRTodd31 min
Aug 27, 6:58 PM CDTSpecial Weather StatementUNRMellette32 min
Aug 28, 10:41 PM CDTMesoscale DiscussionSPCAurora, Beadle, Brookings, Brown, Brule, Buffalo and 32 more3 hr
Aug 28, 10:44 PM CDTSpecial Weather StatementABRHand31 min
Aug 28, 10:52 PM CDTSevere Thunderstorm WarningABRHand, Spink53 min
Aug 28, 11:35 PM CDTSevere Thunderstorm WarningABRSpink40 min
Aug 28, 11:56 PM CDTSpecial Weather StatementABRSpink34 min
Aug 29, 12:13 AM CDTSevere Thunderstorm WarningABRClark, Spink47 min
Aug 29, 1:50 AM CDTSpecial Weather StatementABRClark25 min
Aug 29, 2:12 AM CDTSpecial Weather StatementABRHamlin33 min
Aug 29, 2:26 PM CDTMesoscale DiscussionSPCFall River2 hr
Aug 29, 4:49 PM CDTSevere Thunderstorm WarningUNRFall River56 min
Aug 29, 4:58 PM CDTMesoscale DiscussionSPCDewey, Edmunds, Faulk, Hand, Hughes, Hyde and 5 more2 hr
Aug 29, 5:24 PM CDTSevere Thunderstorm WarningABREdmunds, Potter, Walworth53 min
Aug 29, 5:38 PM CDTSevere Thunderstorm WarningUNRCuster, Fall River, Oglala Lakota67 min
Aug 29, 6:08 PM CDTMesoscale DiscussionSPCBennett2 hr
Aug 29, 6:20 PM CDTSevere Thunderstorm WarningUNRBennett, Jackson, Oglala Lakota55 min
Aug 29, 6:27 PM CDTAreal Flood WarningABREdmunds, Walworth3 hr
Aug 29, 6:30 PM CDTSevere Thunderstorm WarningABREdmunds, Potter, Walworth60 min
Aug 29, 6:43 PM CDTSpecial Weather StatementLBFBennett47 min
Aug 29, 6:54 PM CDTSevere Thunderstorm Warning Considerable damage threatABRDewey49 min
Aug 29, 7:10 PM CDTSpecial Weather StatementUNRBennett, Jackson65 min
Aug 29, 7:12 PM CDTSevere Thunderstorm Warning Considerable damage threatABRMcPherson51 min
Aug 29, 7:16 PM CDTSevere Thunderstorm Warning Considerable damage threatABRFaulk, Hand, Hyde, Potter44 min
Aug 29, 7:38 PM CDTSevere Thunderstorm WarningABRDewey34 min
Aug 29, 7:58 PM CDTSevere Thunderstorm Warning Considerable damage threatABRDewey, Potter, Walworth47 min
Aug 29, 8:07 PM CDTSevere Thunderstorm Warning Considerable damage threatABRFaulk, Hand, Hyde53 min
Aug 29, 8:12 PM CDTSpecial Weather StatementUNRMeade33 min
Aug 29, 8:42 PM CDTSpecial Weather StatementABRPotter33 min
Aug 29, 8:54 PM CDTSevere Thunderstorm WarningABRFaulk, Hand, Hyde51 min
Aug 29, 9:06 PM CDTSevere Thunderstorm WarningABRPotter, Sully27 min
Aug 29, 9:37 PM CDTSevere Thunderstorm WarningABRHand30 min
Aug 29, 9:49 PM CDTSpecial Weather StatementUNRZiebach26 min
Aug 29, 9:52 PM CDTSpecial Weather StatementABRHand38 min
Aug 29, 10:03 PM CDTSevere Thunderstorm WarningABRHand57 min
Aug 29, 10:16 PM CDTSpecial Weather StatementUNRZiebach29 min
Aug 29, 10:21 PM CDTSevere Thunderstorm WarningUNRZiebach54 min
Aug 29, 10:23 PM CDTSevere Thunderstorm WarningABRDewey52 min
Aug 29, 10:41 PM CDTSevere Thunderstorm WarningABRPotter, Sully36 min
Aug 29, 10:56 PM CDTSevere Thunderstorm WarningFSDBeadle19 min
Aug 29, 10:58 PM CDTMesoscale DiscussionSPCCorson, Dewey, Faulk, Hand, Hyde, Potter and 3 more62 min
Aug 29, 11:11 PM CDTSevere Thunderstorm Warning Considerable damage threatABRDewey49 min
Aug 29, 11:45 PM CDTSevere Thunderstorm Warning Destructive damage threatABRDewey, Potter, Sully60 min
Aug 30, 12:39 AM CDTSevere Thunderstorm Warning Destructive damage threatABRDewey, Potter, Sully42 min
Aug 30, 2:23 AM CDTSevere Thunderstorm WarningABRBrown, Edmunds, Faulk, Spink39 min
Aug 30, 2:45 AM CDTSevere Thunderstorm Warning Considerable damage threatABRBrown, Spink45 min
Aug 30, 3:28 AM CDTSevere Thunderstorm WarningABRBrown, Day, Spink26 min
Aug 30, 1:33 PM CDTMesoscale DiscussionSPCHarding, Perkins2 hr
Aug 30, 2:28 PM CDTSevere Thunderstorm WatchSPCButte, Harding, Lawrence, Meade, Perkins, Ziebach5 hr
Aug 30, 3:49 PM CDTMesoscale DiscussionSPCButte, Harding, Perkins116 min
Aug 30, 3:50 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRHarding55 min
Aug 30, 4:38 PM CDTSevere Thunderstorm WatchSPCCampbell, Corson, Dewey, Walworth6 hr
Aug 30, 4:40 PM CDTSevere Thunderstorm WarningUNRButte, Harding50 min
Aug 30, 4:43 PM CDTSevere Thunderstorm Warning Considerable damage threatUNRHarding, Perkins62 min
Aug 30, 4:54 PM CDTSpecial Weather StatementUNRButte36 min
Aug 30, 5:24 PM CDTSevere Thunderstorm WarningUNRButte, Harding, Meade, Perkins, Ziebach38 min
Aug 30, 5:31 PM CDTSpecial Weather StatementUNRMeade, Pennington44 min
Aug 30, 5:39 PM CDTMesoscale DiscussionSPCCorson66 min
Aug 30, 5:42 PM CDTSevere Thunderstorm WarningUNRPerkins54 min
Aug 30, 5:59 PM CDTSevere Thunderstorm WarningABRCorson61 min
Aug 30, 6:06 PM CDTSpecial Weather StatementUNRPerkins24 min
Aug 30, 6:10 PM CDTSpecial Weather StatementUNRMeade, Pennington35 min
Aug 30, 6:36 PM CDTSpecial Weather StatementUNRZiebach39 min
Aug 30, 6:41 PM CDTSpecial Weather StatementUNRHaakon, Oglala Lakota34 min
Aug 30, 6:55 PM CDTSevere Thunderstorm WarningABRCorson65 min
Aug 30, 7:07 PM CDTSpecial Weather StatementABRDewey53 min
Aug 30, 7:14 PM CDTSpecial Weather StatementUNRBennett, Haakon, Jackson, Oglala Lakota, Ziebach46 min
Aug 30, 7:40 PM CDTMesoscale DiscussionSPCBrown, Campbell, Edmunds, McPherson, Marshall, Walworth65 min
Aug 30, 7:54 PM CDTSpecial Weather StatementUNRBennett, Mellette, Oglala Lakota, Todd66 min
Aug 30, 7:56 PM CDTSevere Thunderstorm WarningABRCampbell, Corson, Dewey, Walworth49 min
Aug 30, 8:42 PM CDTSevere Thunderstorm WarningABRCampbell, Edmunds, McPherson, Walworth23 min

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.

26 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive2025

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.