779 AWUS83 KBIS 162011 RWSBIS NDZ001>005-009>013-017>023-025-031>037-040>048-050-051-170415- Regional Weather Forecast National Weather Service Bismarck ND 311 PM CDT Tue Sep 16 2025 /211 PM MDT Tue Sep 16 2025/ An active weather pattern will continue this week with showers and thunderstorms expected across the region at times through Friday night. Temperatures will be seasonable, with highs in the 70s and 80s today, and then mainly in the 60s to low 70s by Thursday and Friday. Overnight lows this week will mainly be in the 50s. $$