581
WUUS53 KUNR 170400
SVRUNR
SDC019-081-WYC011-170430-
/O.NEW.KUNR.SV.W.0339.250817T0400Z-250817T0430Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RAPID CITY SD
1000 PM MDT SAT AUG 16 2025
THE NATIONAL WEATHER SERVICE IN RAPID CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN BUTTE COUNTY IN NORTHWESTERN SOUTH DAKOTA...
NORTHWESTERN LAWRENCE COUNTY IN WEST CENTRAL SOUTH DAKOTA...
EAST CENTRAL CROOK COUNTY IN NORTHEASTERN WYOMING...
* UNTIL 1030 PM MDT.
* AT 1000 PM MDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 10 MILES NORTHWEST OF BELLE FOURCHE RESERVOIR TO 2
MILES SOUTHEAST OF BEULAH, MOVING NORTHEAST AT 20 MPH.
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE
TO ROOFS, SIDING, AND TREES.
* LOCATIONS IMPACTED INCLUDE...
SPEARFISH, BELLE FOURCHE, BEULAH, IRON CREEK LAKE, CROW PEAK,
ARPAN, BELLE FOURCHE RESERVOIR, BRIDAL VEIL FALLS, AND SPEARFISH
CANYON.
THIS INCLUDES...
INTERSTATE 90 IN SOUTH DAKOTA BETWEEN MILE MARKERS 1 AND 15.
INTERSTATE 90 IN WYOMING BETWEEN MILE MARKERS 203 AND 207.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
LAT...LON 4483 10362 4438 10384 4435 10419 4489 10405
TIME...MOT...LOC 0400Z 225DEG 17KT 4482 10388 4451 10406
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
CALDERON
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