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NEW ORLEANS, LA — Families heading out for Halloween across southeast Louisiana and southern Mississippi may need to keep an eye on the sky Saturday. Forecast updates call for showers to move in around midday or during the afternoon, with a few thunderstorms also possible.
The timing is still uncertain and will vary from place to place. Even so, rain could overlap with evening festivities, so outdoor plans may need a backup option if showers hold together into the night.
Weather officials say residents should check the forecast before leaving home and move indoors right away if thunder is heard.
The main concern is when the rain begins. As of Thursday morning, showers could start around midday Saturday in southeast Louisiana and southern Mississippi, though some communities may stay dry a little longer.
That means the first round of rain may not hit every neighborhood at once. Forecasters say the exact arrival time will depend on where the moisture sets up and how quickly the disturbance moving in from the west develops showers.
For people planning outdoor events, the message is simple: keep the schedule flexible. The forecast suggests conditions could change during the day rather than staying dry through all of Saturday.
Halloween evening is the period forecasters are watching most closely. Showers remain possible during trick-or-treating hours, which could interrupt neighborhood plans or delay some families from heading out.
Rain chances continue into Saturday night, and a few showers and storms could linger into Sunday as well. Forecasters say some neighborhoods may see dry breaks, but they are still working to pinpoint where those openings will be.
Because the setup is still evolving, families are being told to prepare for changing conditions. A flexible route, a backup indoor activity, or a later start may help if rain arrives near sunset.
Even with rain in the forecast, Halloween will not feel chilly. Afternoon temperatures are expected to reach around 80 degrees in New Orleans, keeping the holiday warm and humid.
That combination can make the evening feel more like late summer than fall. It also means costumes and candy runs could come with muggy air, light rain, or brief downpours rather than a cold snap.
For families hoping for comfortable weather, the warmth may be welcome. But the tradeoff is that the atmosphere is favorable for passing showers once moisture moves back into the region.
Forecasters say the rain threat is tied to more moisture moving into the region as a weather disturbance approaches from the west. That incoming system should help showers and a few thunderstorms form after a long dry stretch.
Some of that moisture is connected to Pacific system Vance, which is moving through Mexico and Texas. WDSU says Vance itself is not expected to make landfall in Louisiana.
Instead, the broader moisture plume is what matters for local weather. That setup is enough to bring the chance for rain back into southeast Louisiana and southern Mississippi without a direct tropical hit.
The current forecast does not point to severe weather Saturday. That said, forecasters warn that lightning and passing downpours could still disrupt outdoor activities, especially if showers become more concentrated than expected.
Even without severe storms, a brief thunderstorm can be enough to send families indoors for a while. That is why weather officials are urging people to pay attention to updates before and during Halloween plans.
The biggest unknown remains how much of the rain will overlap with the evening candy hunt. Forecasters say they will keep tracking the arrival time, how widespread the showers become, and whether any dry breaks open up before dark.
For now, the forecast is a wait-and-see situation. The key question is whether the rain will hold off long enough for trick-or-treating to go smoothly or arrive early enough to push families indoors.
WDSU’s First Warning Weather team says the forecast will continue to be updated as Halloween gets closer. Residents across southeast Louisiana and southern Mississippi are being encouraged to check again before heading out.
That advice is especially important for communities hoping to make outdoor plans after sunset. With showers possible by afternoon and continuing into the night, the safest approach is to stay flexible and stay alert for changes.