Weather
National Weather Service
Jun 28, 2026
WW 411 SEVERE TSTM IA MN 280950Z - 281400Z


URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 411 NWS Storm Prediction Center Norman OK 450 AM CDT Sun Jun 28 2026 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northwest into Northern Iowa Southwest into Southern Minnesota * Effective this Sunday morning from 450 AM until 900 AM CDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible Isolated large hail events to 1 inch in diameter possible SUMMARY...A squall line will move into the Watch area early this morning and likely move east across the Watch. Scattered damaging gusts (60 to 70 mph) are possible with the more intense portions of the squall line. The severe thunderstorm watch area is approximately along and 60 statute miles north and south of a line from 45 miles west southwest of Worthington MN to 10 miles east southeast of Mason City IA. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU1). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are favorable for severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. Severe thunderstorms can and occasionally do produce tornadoes. && OTHER WATCH INFORMATION...CONTINUE...WW 410... AVIATION...A few severe thunderstorms with hail surface and aloft to 1 inch. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 27035. ...SmithRead more
Jun 28, 2026
WW 0411 Status Updates


STATUS REPORT ON WW 411 SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 E SUX TO 40 WNW SLB TO 20 W SPW TO 20 NNW SPW TO 25 E OTG TO 30 NE OTG TO 30 WSW RWF. ..JEWELL..06/28/26 ATTN...WFO...FSD...DMX...MPX... STATUS REPORT FOR WS 411 SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS IAC021-025-033-035-041-059-063-069-079-081-083-091-109-141-143- 147-151-187-189-195-197-281240- IA . IOWA COUNTIES INCLUDED ARE BUENA VISTA CALHOUN CERRO GORDO CHEROKEE CLAY DICKINSON EMMET FRANKLIN HAMILTON HANCOCK HARDIN HUMBOLDT KOSSUTH O'BRIEN OSCEOLA PALO ALTO POCAHONTAS WEBSTER WINNEBAGO WORTH WRIGHT MNC013-033-043-047-063-091-161-165-281240- MN . MINNESOTA COUNTIES INCLUDED ARE BLUE EARTH COTTONWOOD FARIBAULT FREEBORN JACKSON MARTIN WASECA WATONWANRead more
Jun 28, 2026
WW 0410 Status Updates


STATUS REPORT ON WW 410 SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 ENE ONL TO 40 WNW YKN TO 25 SSE MHE TO 10 E MHE TO 20 N MHE TO 10 E HON. ..JEWELL..06/28/26 ATTN...WFO...LBF...FSD...ABR... STATUS REPORT FOR WS 410 SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS SDC009-027-061-067-079-083-087-097-099-101-111-125-127-135- 280940- SD . SOUTH DAKOTA COUNTIES INCLUDED ARE BON HOMME CLAY HANSON HUTCHINSON LAKE LINCOLN MCCOOK MINER MINNEHAHA MOODY SANBORN TURNER UNION YANKTON THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.Read more