EventHeat Advisory SeverityModerate UrgencyExpected CertaintyLikely AreaLinn; Macon Effective8/13/2026, 12:40:00 PM CDT Expires8/14/2026, 3:00:00 AM CDT Heat Advisory issued August 13...
Forecasts
SPC Day 1/2/3 outlooks, convective outlooks
EventHeat Advisory SeverityModerate UrgencyExpected CertaintyLikely AreaSevier; Howard; Little River; Hempstead; Nevada; Miller; Lafayette; Columbia; Union; Caddo; Bossier; Webster; Claiborne; Lincoln;...
EventFlood Watch SeveritySevere UrgencyFuture CertaintyPossible AreaJohnson; Washington Effective8/13/2026, 11:14:00 AM CDT Expires8/14/2026, 11:15:00 AM CDT Flood Watch issued August 13...
EventFlood Warning SeveritySevere UrgencyExpected CertaintyLikely AreaBenton, IA; Iowa, IA Effective8/13/2026, 11:10:00 AM CDT Expires8/14/2026, 11:15:00 AM CDT Flood Warning issued...
EventFlood Watch SeveritySevere UrgencyFuture CertaintyPossible AreaJohnson; Washington; Louisa Effective8/13/2026, 11:10:00 AM CDT Expires8/14/2026, 11:15:00 AM CDT Flood Watch issued August...
EventFlood Watch SeveritySevere UrgencyFuture CertaintyPossible AreaLouisa Effective8/13/2026, 11:10:00 AM CDT Expires8/14/2026, 11:15:00 AM CDT Flood Watch issued August 13 at...
EventFlood Watch SeveritySevere UrgencyFuture CertaintyPossible AreaLouisa Effective8/13/2026, 11:10:00 AM CDT Expires8/14/2026, 11:15:00 AM CDT Flood Watch issued August 13 at...
EventFlood Warning SeveritySevere UrgencyExpected CertaintyLikely AreaClinton, IA; Scott, IA Effective8/13/2026, 11:05:00 AM CDT Expires8/14/2026, 11:15:00 AM CDT Flood Warning issued...
EventFlood Warning SeveritySevere UrgencyExpected CertaintyLikely AreaLouisa, IA; Muscatine, IA Effective8/13/2026, 11:07:00 AM CDT Expires8/14/2026, 11:15:00 AM CDT Flood Warning issued...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaJohnson; Muscatine; Scott; Louisa; Des Moines; Rock Island; Mercer; Henderson; Warren Effective8/13/2026, 10:35:00 AM...