021 AWUS83 KBIS 120956 RWSBIS NDZ001>005-009>013-017>023-025-031>037-040>048-050-051-121800- Regional Weather Forecast National Weather Service Bismarck ND 456 AM CDT Fri Sep 12 2025 /356 AM MDT Fri Sep 12 2025/ Scattered showers and thunderstorms, some strong to severe, are likely across eastern Montana and the Dakotas late this afternoon through tonight. High temperatures today are forecast to be in the mid 70s northeast to the lower 90s in southern South Dakota. Widespread showers with isolated to scattered thunderstorms are likely across much of the region this weekend. Slightly cooler, but still near average temperatures are expected for the weekend into early next week. $$