At 540 PM MDT, Doppler radar was tracking a strong thunderstorm over Porcupine, or 17 miles northeast of Pine Ridge, moving southeast at 25 mph.
HAZARD...Wind gusts up to 40 mph and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible.
Locations impacted include... Porcupine, Wounded Knee, Batesland, Wakpamni, Swett, Porcupine Butte Housing and southern Pine Ridge Reservation.