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Marine Thunderstorm Wind · Gulf of Mexico

Marine Thunderstorm Wind June 20, 2026 · Lake Pontchartrain, Gulf of Mexico

43 mph

Measured gust (37 kt)

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

KNEW ASOS measured a wind gust of 43 mph from thunderstorm winds.

The wider storm

A mid-level low pressure system associated with Post-Tropical Storm Arthur pushed slowly through the area resulting in several rounds of thunderstorms over the coastal waters. Some of these storms produced strong downburst winds over the waters resulting in several marine thunderstorm wind events.

Began near Lakefront Airport - Knew (30.0500, -90.0300).

Source: NOAA Storm Events Database, event 1345037. Narratives are written by the National Weather Service forecast office that issued the report.

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