Winter Storm Warning Summit, South Dakota

Winter alerts in Summit, newest first, in effect or ended
Alert	State	Severity	Places
Extreme Cold WatchEnded Wind chills as low as 42 below zero. Issued January 20 Ended January 22, 2026	South Dakota	Severe	175 places Summit Aberdeen Watertown Milbank Mobridge Sisseton Redfield North Eagle Butte Webster Groton and 165 more