183
WWUS83 KUNR 090128
SPSUNR

Special Weather Statement
National Weather Service Rapid City SD
728 PM MDT Tue Apr 8 2025

SDZ031-032-042-043-077-090215-
Northern Jackson SD-Northern Oglala Lakota SD-
Pennington Co Plains SD-Haakon SD-Southern Jackson SD-
728 PM MDT Tue Apr 8 2025

...STRONG THUNDERSTORMS WILL IMPACT SOUTHWESTERN HAAKON...
NORTHEASTERN OGLALA LAKOTA...NORTHWESTERN JACKSON AND SOUTHEASTERN
PENNINGTON COUNTIES THROUGH 815 PM MDT...

At 728 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from 8 miles northeast of Wasta to 7 miles east of
Railroad Buttes. Movement was east at 50 mph.

HAZARD...Wind gusts of 50 to 55 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Wasta, Grindstone, Owanka, Wall, Delta 9 Missile Silo, Cactus Flat,
Cedar Pass, Minuteman Missile Visitors Center, Quinn, Interior,
Philip, Railroad Buttes, Pinnacles Ranger Station, Grindstone Butte,
Delta 1 Launch Facility, Creighton, Cottonwood, Scenic, Wicksville,
and Badlands National Park.

This includes Interstate 90 in South Dakota between Mile Markers 88
and 140.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 4378 10271 4386 10269 4386 10291 4414 10260
      4414 10240 4418 10239 4418 10241 4423 10236
      4428 10237 4415 10132 4354 10210
TIME...MOT...LOC 0128Z 281DEG 43KT 4418 10237 4388 10270

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...55 MPH

$$

Calderon