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Gulf system Invest 90L threatens Louisiana with flash flooding; potential first named storm

Gulf system Invest 90L threatens Louisiana with flash flooding; potential first named storm

Key Questions

What is Invest 90L and why is it being monitored?

Invest 90L is a Gulf of Mexico system being watched by the National Hurricane Center as a potential first named storm of the season. It poses risks of life-threatening flash flooding, especially in Louisiana.

What impacts has Louisiana already experienced from this system?

Flash flood emergencies and water rescues are ongoing in Louisiana, with Shreveport logging dozens of rescue calls. The City of Ocean Springs, Mississippi, has also declared a local state of emergency.

Could this system become the first named storm?

Yes, the NHC is monitoring Invest 90L for potential development into the season's first named storm. Heavy rainfall and flooding threats are expected to continue in the region.

NHC monitoring Invest 90L in the Gulf of Mexico. Flash flood emergency and water rescues ongoing in Louisiana. System could become the first named storm of the season. Life-threatening flooding possible.

Sources (2)
Updated Jun 18, 2026