Traveling to Gretna, Louisiana? Here is your 6-day weather forecast in the area. Whether it is a warm weather destinations or cold climate don’t forget to consider weather, while you pack your bags for this trip. Start your day when the sunrises at 11:37 AM and don’t miss the sunset at 12:24 AM. Today’s winds are traveling south-southwest at a speed of 7 MPH. The temperature feels like 84 with a humidity level of 79. Cloud coverage is 76 percent with 15 percent visibility. Today’s UV index is 8 make sure to prepare properly. Make sure to plan your travel itinerary to match your travel weather forecast to make the most of your vacation with Reservations.com.