New Orleans Weather: Damaging Wind Threat Late Sunday Into Monday as Colder Air Follows

New Orleans weather is facing an active stretch late Sunday into early Monday morning, with strong to severe storms possible and damaging straight-line winds as the main concern.

What happens when late-night storms move through the area?

A line of thunderstorms is forecast to quickly push through the region Sunday night into very early Monday morning. The line itself is expected to move between 30–40 mph, a factor that enhances the risk for damaging straight-line winds. While an isolated brief tornado or a pocket of 1-inch hail cannot be ruled out, those are described as secondary concerns compared with the wind threat.

The storms are expected to move from west to east, with the window for the line to pass through the area projected between 9 PM and 2 AM (ET). Winds may remain gusty even after the line of storms moves out.

What if gusty winds continue after the storms?

After the thunderstorms pass, a strong northerly wind flow is expected to bring colder air south. A significant temperature change is expected, with temperatures 25 to 30 degrees colder on Monday. Wind gusts of 30–40 mph are possible Monday afternoon.

A Red Flag Warning is in effect for Monday afternoon, tied to the combination of dry conditions, low humidity, and strong wind speeds. Burning is strongly discouraged during that period due to the elevated risk of rapid fire spread.

What happens when colder weather settles in early this week?

Behind the storm system, colder conditions are expected for the first part of the week. High temperatures are expected to be in the 50s on Monday and Tuesday, with lows in the 30s Tuesday and Wednesday. Temperatures could get cold enough Tuesday morning for a brief light freeze in areas along and north of the I-10/12 corridor.

People and pets should be cared for areawide, and plants may need protection where a freeze is possible. Patchy frost is considered unlikely Tuesday morning due to elevated wind speeds.

Later in the week, a warming trend is expected going into Friday, with temperatures trending several degrees above normal for the first weekend of spring. As conditions shift, residents should stay alert to changing hazards tied to new orleans weather, especially overnight storms, lingering wind, and the sharp cooldown that follows.