New Orleans is in for a week of wild weather swings that will have residents reaching for sunglasses, raincoats, and winter jackets—all in just a few days.
The week begins on a warm and sunny note, perfect for outdoor plans, but don’t get too comfortable. By midweek, a strong cold front will barrel through the city, bringing thunderstorms, gusty winds, and a major drop in temperatures.
If you’re heading out for Mardi Gras celebrations, be prepared. This stormy midweek shake-up could impact parades and events, especially on Wednesday.
Breaking Down the Week’s Forecast
Monday, February 17
Expect plenty of sunshine with a high of 58°F (15°C) and a cool, crisp evening with a low of 47°F (8°C). A calm and pleasant start to the week.
Tuesday, February 18
Temperatures warm up to 64°F (18°C), but clouds will start rolling in. The night will remain mild, with lows near 56°F (13°C).
Wednesday, February 19 – The Game Changer
Here’s where things take a sharp turn. Thunderstorms will hit the city in the morning, bringing heavy rain, lightning, and gusty winds. Once the rain clears, temperatures will plummet—the high will only reach 59°F (15°C), and by nightfall, the city will drop to a chilly 33°F (0°C).
Thursday, February 20
Winter officially makes an appearance. After the storm moves out, expect a mix of sun and clouds, but temperatures will stay cold. The high will only reach 51°F (10°C), and the low will dip to 36°F (2°C).
Friday, February 21
The chill continues, but sunshine starts to return. Highs will hover around 52°F (11°C), with lows in the low 40s.
Saturday, February 22
A beautiful but cool end to the week—plenty of sun, a high of 55°F (13°C), and a crisp night at 41°F (5°C).

Why This Sudden Weather Shift Matters
This fast-moving cold front is bringing a rare February chill to New Orleans, catching many by surprise. While the rain won’t last long, the sharp drop in temperature will be noticeable.
Stormy Midweek – With morning thunderstorms on Wednesday, expect wet roads, possible flight delays, and a messy start to the day. If you’re attending Mardi Gras events, bring rain gear and check for last-minute schedule changes.
From Warm to Freezing Overnight – The temperature drop from the 60s to the 30s in less than 24 hours is significant. Many will go to bed feeling like it’s spring and wake up in winter.
Bundle Up for the Rest of the Week – After the rain clears, expect cold mornings and brisk afternoons.
How to Prepare for This Weather Rollercoaster
Plan for All Conditions – Layers are key! Mornings will be warm early in the week but cold later in the week. Bring a raincoat for Wednesday’s storms and a jacket for the cold snap.
Stay Updated on Mardi Gras Schedules – Storms could affect parades or outdoor festivities, so check local updates before heading out.
Be Cautious on the Roads – Wet streets on Wednesday morning could lead to slick conditions.
Protect Plants and Pets – Temperatures near freezing Wednesday night mean sensitive plants and animals may need extra care.
Final Thoughts: A Week of Weather Whiplash for New Orleans
From warm sunshine to cold rain, and back to clear skies, this week’s forecast has it all. The biggest takeaway? Don’t let the early-week sunshine fool you—big changes are coming!
Be prepared, stay updated, and dress accordingly. Whether you’re out celebrating Mardi Gras or just trying to get through the week, this unpredictable weather will keep everyone on their toes