197 AWUS83 KBIS 100300 RWSBIS NDZ001>005-009>013-017>023-025-031>037-040>048-050-051-101100- Regional Weather Forecast National Weather Service Bismarck ND 1000 PM CDT Tue Sep 9 2025 /900 PM MDT Tue Sep 9 2025/ Tonight's low temperatures are forecast mainly in the 50s across the northern Plains. Morning fog is possible across the eastern Dakotas and much of Minnesota. Near surface wildfire smoke continues to linger across eastern Montana. Near to above normal temperatures are expected through much of the week, with daily highs in the 70s and 80s and lows around 50 to 60 degrees. Chances for showers and thunderstorms return to the forecast late Wednesday night and persist through the end of the week. The highest chances for rain are across the western half of the region on Saturday. $$