A wildfire began on June 30, 2021 just south of the village of Lytton in the interior of British Columbia, Canada. The fire destroyed much of Lytton and caused two civilian fatalities, announced July
Satellite imagery of Lytton, July 1, 2021
Downtown Lytton, photographed in March 2024
The 2021 Western North America heat wave was an extreme heat wave that affected much of Western North America from late June through early July 2021. The heat wave affected Northern California, Idaho,
Air temperature anomalies across North America on June 27, 2021, compared to 2014–2020 baseline
Formation of a heat wave via a heat dome. In this scenario, the high-pressure area forces the air downwards, heating the air column, but even as the air becomes increasingly lighter and hotter due to the sun's energy, it cannot escape the dome because of the high pressure. This situation has been compared to pressure cooking.
Emergency repairs to a heat-damaged section of Interstate 5 in Shoreline, Washington
Wildfire burning near Mount Shasta, California, on June 28, 2021