Invest 99l Models. Special computer models are run when a system is. The term invest is used every hurricane season in the atlantic and the eastern and central pacific basins, accompanied by a number from 90 to 99 and either.

Dubbed invest 90l, the system could become a. Recent model guidance favors invest 99l intensifying, possibly rapidly, over the western or central gulf before hurricane making landfall in texas or louisiana late.