Hurricane Lowell's maximum sustained windspeeds are 145 mph, and it will continue to strengthen.
Hurricane Lowell remains a powerful storm on Tuesday, with numerous warnings still in place for Hawaii.
Hurricane Karina continues to churn across the eastern Pacific on Tuesday as a powerful Category 4 storm.
The National Weather Service issued hurricane warnings for the islands of Kauai and Niʻihau in the face of the Category 3 storm. A tropical storm warning is in effect for Oahu.