⚠️ Special Weather Statement – Hughes; Hyde; Hand; Lyman; Buffalo – Tuesday, August 18, 2026

Special Weather Statement issued August 18 at 12:01AM CDT by NWS Aberdeen SD

Details

At 1201 AM CDT, Doppler radar was tracking a line of strong
thunderstorms extending from 6 miles northeast of Highmore to near
Degrey Rec Area, or extending from 6 miles northeast of Highmore to
21 miles northwest of Lower Brule, moving south at 40 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 damage to outdoor objects is
possible.

The strong thunderstorm will be near…
Highmore around 1205 AM CDT.
West Bend Rec Area and Joe Creek Rec Area around 1210 AM CDT.
Stephan around 1215 AM CDT.
Fort Thompson, Lower Brule, Counselor Creek Boat Access Area,
Tailrace Rec Area, Medicine Butte and Lees Corner around 1225 AM
CDT.

Other locations impacted by this strong thunderstorm include Crow
Creek Reservation and Lower Brule Reservation.

Instructions

Monitor the weather situation closely and be alert for threatening
weather conditions.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.