The swells are "likely to produce life-threatening surf and rip current conditions," the NHC said Friday. With sustained winds near 140 mph, Kirk is currently a Category 4 hurricane. The NHC said small intensity fluctuations are possible Friday,

To the east of the quickly strengthening Hurricane Kirk, Tropical Storm Leslie is also expected to become a hurricane by the weekend. It is currently not expected to affect land, remaining over the open Atlantic Ocean for the next week. Here’s everything you need to know about Leslie.

Tropical Storm Kirk, which is expected to strengthen into a major hurricane later this week, will make a northward shift in its path, taking the storm farther away from the U.S.