A historic March heat wave has brought record-breaking temperatures to almost 180 cities from the Midwest to the West Coast. Last weekend, parts of the Great Plains were as much as 45°F warmer than average . California and Arizona both saw 112°F highs, while Colorado, Nebraska, and Missouri all saw temperatures reach the mid 90s. Across the west, relief isn’t in sight yet, with scorching temperatures expected to continue over the coming days. Warm temperatures are also expected to move east in