Excessive Heat in Southeast St. Tammany Parish, Louisiana

Very hot and humid weather occurred over portions of southeast Louisiana mainly along and north of I-12 on July 13th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 118 degree range.

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.