700  
WWUS43 KUNR 030458  
WSWUNR  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE RAPID CITY SD  
1058 PM MDT THU APR 2 2026  
 
SDZ001-002-012>014-078-032000-  
/O.CON.KUNR.WS.W.0003.260403T0600Z-260404T0900Z/  
HARDING-NORTHERN PERKINS-BUTTE-NORTHERN MEADE CO PLAINS-ZIEBACH-  
SOUTHERN PERKINS-  
INCLUDING THE CITIES OF FRUITDALE, DUPREE, ZEONA, REVA,  
SHADEHILL, RED OWL, LADNER, GLAD VALLEY, CAMP CROOK, MEADOW,  
SORUM, MUD BUTTE, BISON, HOOVER, PRAIRIE CITY, USTA, LEMMON,  
BELLE FOURCHE, BELLE FOURCHE RESERVOIR, OPAL, REDIG, HOWES,  
CHERRY CREEK, SOUTH EAGLE BUTTE, LUDLOW, FAITH, BUFFALO, VALE,  
AND NEWELL  
1058 PM MDT THU APR 2 2026  
   
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 AM MDT SATURDAY  
 
* WHAT...HEAVY MIXED PRECIPITATION AND PATCHY BLOWING SNOW EXPECTED.  
TOTAL SNOW ACCUMULATIONS BETWEEN 7 AND 12 INCHES AND ICE  
ACCUMULATIONS AROUND ONE TENTH OF AN INCH. WINDS GUSTING AS HIGH  
AS 35 MPH.  
 
* WHERE...A PORTION OF NORTHWESTERN SOUTH DAKOTA.  
 
* WHEN...UNTIL 3 AM MDT SATURDAY.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT TO IMPOSSIBLE. THE  
COMBINATION OF FALLING SNOW AND WINDS WILL LEAD TO PERIODS OF  
BLOWING SNOW THAT MAY BRIEFLY REDUCE VISIBILITY. THE HAZARDOUS  
CONDITIONS COULD IMPACT THE FRIDAY MORNING AND EVENING COMMUTES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN  
YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS FOR  
THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.  
 
 
 
 
 
SDZ024-025-WYZ057-032000-  
/O.CON.KUNR.WS.W.0003.260403T0900Z-260404T0900Z/  
NORTHERN BLACK HILLS-NORTHERN FOOTHILLS-WYOMING BLACK HILLS-  
INCLUDING THE CITIES OF SUNDANCE, NEMO, DEERFIELD, GALENA,  
MYSTIC, TERRY PEAK, DEADWOOD, ROCHFORD, WHITEWOOD, FOUR CORNERS,  
SPEARFISH, BROWNSVILLE, LEAD, SAINT ONGE, SILVER CITY, AND  
CHEYENNE CROSSING  
1058 PM MDT THU APR 2 2026  
 
...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 3 AM  
MDT SATURDAY...  
 
* WHAT...HEAVY MIXED PRECIPITATION EXPECTED. TOTAL SNOW  
ACCUMULATIONS BETWEEN 6 AND 12 INCHES AND ICE ACCUMULATIONS AROUND  
A LIGHT GLAZE POSSIBLE. WINDS GUSTING AS HIGH AS 35 MPH.  
 
* WHERE...IN SOUTH DAKOTA, NORTHERN FOOTHILLS AND NORTHERN BLACK  
HILLS. IN WYOMING, WYOMING BLACK HILLS.  
 
* WHEN...FROM 3 AM FRIDAY TO 3 AM MDT SATURDAY.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT. THE COMBINATION OF  
FALLING SNOW AND WINDS WILL LEAD TO PERIODS OF BLOWING SNOW THAT  
MAY BRIEFLY REDUCE VISIBILITY. THE HAZARDOUS CONDITIONS COULD  
IMPACT THE FRIDAY MORNING AND EVENING COMMUTES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN  
YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS FOR  
THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.  
 
 
 
 
 
WYZ056-060-032000-  
/O.CON.KUNR.WS.W.0003.260403T0900Z-260404T0900Z/  
WESTERN CROOK-NORTHEASTERN CROOK-  
INCLUDING THE CITIES OF DEVILS TOWER, PINE HAVEN, BEULAH, KEYHOLE  
RESERVOIR, ALADDIN, HULETT, COLONY, AND MOORCROFT  
1058 PM MDT THU APR 2 2026  
 
...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 3 AM  
MDT SATURDAY...  
 
* WHAT...HEAVY MIXED PRECIPITATION EXPECTED. TOTAL SNOW  
ACCUMULATIONS BETWEEN 4 AND 6 INCHES AND ICE ACCUMULATIONS AROUND  
A LIGHT GLAZE POSSIBLE.  
 
* WHERE...NORTHEASTERN CROOK AND WESTERN CROOK.  
 
* WHEN...FROM 3 AM FRIDAY TO 3 AM MDT SATURDAY.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT. THE HAZARDOUS CONDITIONS  
COULD IMPACT THE FRIDAY MORNING AND EVENING COMMUTES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN  
YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS FOR  
THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.  
 
 
 
 
 
SDZ026-031-072-073-032000-  
/O.CON.KUNR.WW.Y.0007.260403T0600Z-260404T0900Z/  
RAPID CITY-PENNINGTON CO PLAINS-STURGIS/PIEDMONT FOOTHILLS-  
SOUTHERN MEADE CO PLAINS-  
INCLUDING THE CITIES OF PIEDMONT, NEW UNDERWOOD, CAPUTA, BOX  
ELDER, WASTA, SCENIC, RAPID CITY, SUMMERSET, TILFORD, ELLSWORTH  
AFB, UNION CENTER, WALL, BLACK HAWK, ELM SPRINGS, STURGIS,  
ENNING, WHITE OWL, AND QUINN  
1058 PM MDT THU APR 2 2026  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 AM MDT  
SATURDAY...  
 
* WHAT...MIXED PRECIPITATION AND PATCHY BLOWING SNOW EXPECTED. TOTAL  
SNOW ACCUMULATIONS BETWEEN 1 AND 5 INCHES AND ICE ACCUMULATIONS  
AROUND ONE TENTH OF AN INCH. WINDS GUSTING AS HIGH AS 35 MPH.  
 
* WHERE...SOUTHERN MEADE CO PLAINS, STURGIS/PIEDMONT FOOTHILLS,  
PENNINGTON CO PLAINS, AND RAPID CITY.  
 
* WHEN...UNTIL 3 AM MDT SATURDAY.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT. THE COMBINATION OF  
FALLING SNOW AND WINDS WILL LEAD TO PERIODS OF BLOWING SNOW THAT  
MAY BRIEFLY REDUCE VISIBILITY. THE HAZARDOUS CONDITIONS COULD  
IMPACT THE FRIDAY MORNING AND EVENING COMMUTES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD  
CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY  
CALLING 5 1 1.  
 
 
 
 
 
SDZ032-043-046-047-049-032000-  
/O.CON.KUNR.WW.Y.0007.260403T0600Z-260404T0900Z/  
HAAKON-NORTHERN JACKSON-MELLETTE-TODD-TRIPP-  
INCLUDING THE CITIES OF NORRIS, WINNER, COLOME, PARMELEE,  
MILESVILLE, ROSEBUD, MISSION, HAMILL, SAINT FRANCIS, CEDAR BUTTE,  
BELVIDERE, MIDLAND, WITTEN, KADOKA, COTTONWOOD, IDEAL, INTERIOR,  
PHILIP, WHITE RIVER, AND WOOD  
1058 PM MDT THU APR 2 2026 /1158 PM CDT THU APR 2 2026/  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 AM MDT /4 AM  
CDT/ SATURDAY...  
 
* WHAT...MIXED PRECIPITATION AND PATCHY BLOWING SNOW EXPECTED. TOTAL  
SNOW ACCUMULATIONS UP TO 5 INCHES AND ICE ACCUMULATIONS AROUND ONE  
TENTH OF AN INCH. THE HEAVIER SNOW AND ICE ACCUMULATIONS WILL BE  
NORTH OF I90.  
 
* WHERE...MELLETTE, TODD, TRIPP, HAAKON, AND NORTHERN JACKSON.  
 
* WHEN...UNTIL 3 AM MDT /4 AM CDT/ SATURDAY.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT. THE COMBINATION OF  
FALLING SNOW AND WINDS WILL LEAD TO PERIODS OF BLOWING SNOW THAT  
MAY BRIEFLY REDUCE VISIBILITY. THE HAZARDOUS CONDITIONS COULD  
IMPACT THE FRIDAY MORNING AND EVENING COMMUTES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD  
CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY  
CALLING 5 1 1.  
 
 
 
 
 
WYZ054-055-058-032000-  
/O.CON.KUNR.WW.Y.0007.260403T0900Z-260404T0600Z/  
NORTHERN CAMPBELL-SOUTHERN CAMPBELL-WESTON COUNTY PLAINS-  
INCLUDING THE CITIES OF UPTON, ROCHELLE, WRIGHT, RECLUSE, ROZET,  
CLARETON, OSAGE, WESTON, AND GILLETTE  
1058 PM MDT THU APR 2 2026  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 AM FRIDAY TO  
MIDNIGHT MDT FRIDAY NIGHT...  
 
* WHAT...SNOW AND PATCHY BLOWING SNOW EXPECTED. TOTAL SNOW  
ACCUMULATIONS BETWEEN 2 AND 6 INCHES. WINDS GUSTING AS HIGH AS 40  
MPH.  
 
* WHERE...NORTHERN CAMPBELL, SOUTHERN CAMPBELL, AND WESTON COUNTY  
PLAINS.  
 
* WHEN...FROM 3 AM FRIDAY TO MIDNIGHT MDT FRIDAY NIGHT.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE COMBINATION OF  
FALLING SNOW AND WINDS WILL LEAD TO PERIODS OF BLOWING SNOW THAT  
MAY BRIEFLY REDUCE VISIBILITY. THE HAZARDOUS CONDITIONS COULD  
IMPACT THE FRIDAY MORNING AND EVENING COMMUTES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD  
CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY  
CALLING 5 1 1.  
 
 
 
 
 
WONG  
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