Marine Thunderstorm Wind — Lake Ponchartrain and Lake Maurepas, Gulf of Mexico
2025-07-06 · near Mid Mid Lake Pontchartrain Causeway - Xptn Weatherflow, Lake Ponchartrain and Lake Maurepas, Gulf of Mexico
34 MG
Magnitude
Event narrative
Mesonet station XPTN Pontchartrain Causeway measured a gust of 34kt or 39mph.
Wider weather episode
Scattered thunderstorms developed over coastal waters and inland lakes on July 6, 2025. A gust of 39 mph (34 kt) was measured at the Pontchartrain Causeway during a thunderstorm over Lake Pontchartrain. Later in the afternoon, boaters observed two waterspouts between Bayou Caddy and Half Moon Island in the Mississippi Sound.
View location on OpenStreetMap → (30.2000, -90.1200)
Source: NOAA Storm Events Database, event_id 1286908. Narrative written by the NWS forecast office that issued the report.