 On June 1 , CSU released an updated forecast , increasing the number of predicted named storms to 8 , due to the early formation of Tropical Storm Ana , while keeping the predictions for hurricanes and major hurricanes at 3 and 1 , respectively ; the ACE index forecast was also kept at 40 units . Probabilities of a major hurricane making landfall on various coastal areas remained below average . On August 5 , TSR updated their forecast and lowered the number of hurricanes developing within the basin to 4 , with only 1 forecasted to become a major hurricane . The ACE index prediction was also reduced to 44 units . 
