Todays weather in New Orleans · 18 May 2026 · 2 min

Todays weather in New Orleans - Monday - 18 May 2026

New Orleans weather turns oppressive today as Gulf moisture drives humidity to 90% and a 70% thunderstorm chance threatens the afternoon commute. Here's what to wear, when to watch the sky, and how to plan your day.

Todays weather in New Orleans
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Todays weather in New Orleans - Monday - 18 May 2026

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What's covered

Sticky Humid Morning New Orleans

New Orleans, the Gulf just showed up. Humidity has surged to between eighty and ninety percent this morning, dew points sitting at seventy-two degrees, and the air is already thick enough to wear.

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Afternoon Thunderstorm Threat

Here's what to watch today. There's a seventy percent chance of thunderstorms developing this afternoon and into the evening.

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What To Wear And Carry Today

Practically speaking, this is a light-layers morning that turns into a rain-jacket afternoon. Wear breathable fabric.

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Wind And Humidity Details

Southeast winds are running ten to twenty miles per hour today. That's enough to feel like some relief, but don't let it fool you.

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Storm Severity Uncertainty

There's still some uncertainty around how intense those afternoon storms get. Heavy rain is possible in isolated spots.

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New Orleans Closing Forecast

New Orleans. The Gulf has arrived and it brought everything with it.

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