Excessive Heat — Upper St. Bernard Parish, Louisiana

2023-08-24 · Upper St. Bernard Parish, Louisiana

Event narrative

Very hot and humid weather occurred for all of southeast Louisiana on August 24th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Wider weather episode

An expansive ridge sat over the southern portion of the CONUS. This ridge caused extreme record-breaking temperatures across much of the south, including southeast Louisiana and southern Mississippi. The record-breaking temperatures paired with high humidity values caused the heat to be excessive across southeast Louisiana and southern Mississippi.

Source: NOAA Storm Events Database, event_id 1138276. Narrative written by the NWS forecast office that issued the report.