BATON ROUGE, La. (WAFB) – Today’s Forecast: The heat and humidity continue today, with the National Weather Service issuing an Excessive Heat Warning that goes into effect from 10 AM to 7 PM. The rest of the South Louisiana placed underneath a Heat Advisory. With the humidity, temperatures could peak above 113ᐤ in some places. If you plan to be outdoors for an extended period, stay hydrated and take breaks indoors.