735
WWUS73 KUNR 200720
NPWUNR
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RAPID CITY SD
120 AM MDT MON JUL 20 2026
SDZ026-027-030>032-041>044-046-047-049-072>077-WYZ055-058-059-202230-
/O.CON.KUNR.HT.Y.0001.000000T0000Z-260721T0300Z/
RAPID CITY-SOUTHERN FOOTHILLS-CUSTER CO PLAINS-PENNINGTON CO
PLAINS-HAAKON-WESTERN FALL RIVER-NORTHERN OGLALA LAKOTA-NORTHERN
JACKSON-BENNETT-MELLETTE-TODD-TRIPP-STURGIS/PIEDMONT FOOTHILLS-
SOUTHERN MEADE CO PLAINS-HERMOSA FOOTHILLS-EASTERN FALL RIVER-
SOUTHERN OGLALA LAKOTA-SOUTHERN JACKSON-SOUTHERN CAMPBELL-WESTON
COUNTY PLAINS-NEWCASTLE-
INCLUDING THE CITIES OF PIEDMONT, HAMILL, OGLALA, EDGEMONT, ORAL,
FAIRBURN, NEW UNDERWOOD, WALL, POTATO CREEK, ALLEN, ELM SPRINGS,
MISSION, NORRIS, CAPUTA, PROVO, PHILIP, TUTHILL, SAINT FRANCIS, BLACK
HAWK, ELLSWORTH AFB, WITTEN, PORCUPINE, WRIGHT, QUINN, UPTON,
RUMFORD, INTERIOR, BELVIDERE, KADOKA, HERMOSA, WHITE OWL, HOT
SPRINGS, COTTONWOOD, STURGIS, CEDAR BUTTE, KYLE, IDEAL, ARDMORE,
ROCHELLE, UNION CENTER, WANBLEE, MILESVILLE, OSAGE, PARMELEE,
OELRICHS, MANDERSON, WOOD, NEWCASTLE, RAPID CITY, SHARPS CORNER,
FOLSOM, ROCKYFORD, BUFFALO GAP, MIDLAND, WASTA, BOX ELDER, ROSEBUD,
ENNING, ANGOSTURA RESERVOIR, COLOME, SMITHWICK, SCENIC, SUMMERSET,
TILFORD, BATESLAND, WINNER, HARRINGTON, WHITE RIVER, LONG VALLEY,
PINE RIDGE, WOUNDED KNEE, MARTIN, AND CLARETON
120 AM MDT MON JUL 20 2026 /220 AM CDT MON JUL 20 2026/
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT /10 PM CDT/ THIS
EVENING...
* WHAT...HEAT INDEX VALUES UP TO 100.
* WHERE...PORTIONS OF NORTHWESTERN, SOUTH CENTRAL, AND SOUTHWESTERN
SOUTH DAKOTA AND NORTHEAST WYOMING.
* WHEN...UNTIL 9 PM MDT /10 PM CDT/ THIS EVENING.
* 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.
HELGESON
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