Based on current climate models and global average temperatures (1.2C above pre-industrial baseline), the recent PNW heat wave was judged to be a 1-in-1000 year

Based on current climate models and global average temperatures (1.2C above pre-industrial baseline), the recent PNW heat wave was judged to be a 1-in-1000 year event. The same models suggest a further 0.8C increase would make such a heat wave a 1-in-10 year event or greater. Source: https://www.climate.gov/news-features/event-tracker/preliminary-analysis-concludes-pacific-northwest-heat-wave-was-1000-year https://www.climate.gov/news-features/event-tracker/prelimin...