AWUS83 KBIS 041143 RWSBIS NDZ001>005-009-010-012-013-017>020-022-023-025-031>033-035>037- 040>044-046>048-050-051-055>062-041945- Regional Weather Forecast National Weather Service Bismarck ND 643 AM CDT Mon May 4 2026 /543 AM MDT Mon May 4 2026/ A cold front will continue to push south through the region today, with isolated showers and much cooler weather expected. High temperatures today will range from the 40s along the International Border, to the 60s far south. Highs will remain in the 40s and 50s on Tuesday, with a gradual warm-up through the end of the week. Precipitation chances will remain low through the week. $$