Hazardous Weather Outlook
Issued by NWS Rapid City, SD

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FLUS43 KUNR 181255
HWOUNR

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
655 AM MDT SAT APR 18 2015

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-191300-
HARDING-PERKINS-BUTTE-NORTHERN MEADE CO PLAINS-ZIEBACH-
NORTHERN BLACK HILLS-NORTHERN FOOT HILLS-RAPID CITY-
SOUTHERN FOOT HILLS-CENTRAL BLACK HILLS-SOUTHERN BLACK HILLS-
CUSTER CO PLAINS-PENNINGTON CO PLAINS-HAAKON-FALL RIVER-SHANNON-
JACKSON-BENNETT-MELLETTE-TODD-TRIPP-STURGIS/PIEDMONT FOOT HILLS-
SOUTHERN MEADE CO PLAINS-HERMOSA FOOT HILLS-NORTHERN CAMPBELL-
SOUTHERN CAMPBELL-WESTERN CROOK-WYOMING BLACK HILLS-WESTON-
NORTHEASTERN CROOK-
655 AM MDT SAT APR 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN SOUTH DAKOTA AND
NORTHEASTERN WYOMING.

.DAY ONE...TODAY AND TONIGHT

AN UPPER LEVEL SYSTEM WILL MOVE SLOWLY ACROSS EASTERN COLORADO
TODAY AND THEN SPEED UP AS IT MOVES ACROSS THE CENTRAL PLAINS
TONIGHT AND SUNDAY MORNING. SHOWERS AND ISOLATED THUNDERSTORMS
WILL OVERSPREAD MUCH OF THE AREA TODAY AND CONTINUE INTO THIS
EVENING. SEVERE THUNDERSTORMS ARE NOT EXPECTED AT THIS TIME.

A COLD FRONT WILL MOVE WEST TO EAST ACROSS THE AREA LATE TODAY
AND TONIGHT. GUSTY NORTHWEST WINDS TO 45 MPH ARE POSSIBLE FOR A
BRIEF PERIOD BEHIND THE PASSAGE OF THE FRONT LATE TODAY AND THIS
EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A TIGHT PRESSURE GRADIENT OVER THE AREA ON SUNDAY WILL PRODUCE
GUSTY NORTHWEST WINDS DURING THE DAYTIME HOURS. GUSTS OF 45 TO 50
MPH ARE LIKELY ON THE PLAINS FROM NORTHWEST INTO SOUTH CENTRAL
SOUTH DAKOTA...ESPECIALLY DURING THE LATE MORNING AND AFTERNOON
HOURS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

&&

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES...
OR CHECK OUR WEB SITE AT WEATHER.GOV/RAPIDCITY

$$


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