A persistent high pressure ridge is causing extreme heat, resulting in shattered records. This ridge has settled over a region, leading to sinking and warming air. The heat brings very little overnight relief, prolonging the misery.

The cause of the extreme heat is attributed to this high pressure ridge. Further details about the heat wave and its effects are available from the source.

Little additional information is provided about the current situation, but it is clear that the heat wave is having a significant impact, with records being broken and relief being scarce.