690
WWUS73 KFSD 090132
NPWFSD
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
832 PM CDT MON JUN 8 2026
IAZ001-002-012>014-020>022-031-032-NEZ013-014-SDZ059>071-091200-
/O.CON.KFSD.HT.Y.0001.260609T1800Z-260610T0200Z/
LYON-OSCEOLA-SIOUX-O'BRIEN-CLAY-PLYMOUTH-CHEROKEE-BUENA VISTA-
WOODBURY-IDA-DIXON-DAKOTA-DAVISON-HANSON-MCCOOK-MINNEHAHA-CHARLES
MIX-DOUGLAS-HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-CLAY-
UNION-
INCLUDING THE CITIES OF BRIDGEWATER, IRENE, CANTON, PARKSTON,
ALLEN, LAKE ANDES, ALCESTER, ROCK RAPIDS, SCOTLAND, CHEROKEE,
SALEM, CLAYTON, SIOUX CENTER, JEFFERSON, IDA GROVE, TABOR, STORM
LAKE, CORSICA, SOUTH SIOUX CITY, ORANGE CITY, MONTROSE, HULL,
ALEXANDRIA, LE MARS, BATTLE CREEK, DELMONT, SIOUX CITY, FREEMAN,
PONCA, MENNO, CENTERVILLE, VIBORG, NORTH SIOUX CITY, BERESFORD,
LARCHWOOD, PLATTE, SANBORN, PARKER, EMERY, HURLEY, LENNOX,
HARRISBURG, GEORGE, HAWARDEN, VERMILLION, AVON, INWOOD, HOLSTEIN,
CANISTOTA, SIOUX FALLS, WAGNER, ARMOUR, MITCHELL, ROCK VALLEY,
ELK POINT, MARION, SIBLEY, TEA, TYNDALL, YANKTON, SHELDON,
SPENCER, MARTY, WAKEFIELD, TRIPP, SPRINGFIELD, CHANCELLOR, AND
HARTLEY
832 PM CDT MON JUN 8 2026
..HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 9 PM CDT TUESDAY
* WHAT...HEAT INDEX VALUES UP TO 103 EXPECTED.
* WHERE...PORTIONS OF NORTHWEST AND WEST CENTRAL IOWA, NORTHEAST
NEBRASKA, AND SOUTH CENTRAL AND SOUTHEAST SOUTH DAKOTA.
* WHEN...FROM 1 PM TO 9 PM CDT TUESDAY.
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT
ILLNESSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.
TO REDUCE RISK DURING OUTDOOR WORK, THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN
SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY! CALL 9 1 1.
IG
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