Tropical Storm Beryl is predicted to strengthen and change into a “harmful main hurricane” by Monday, bringing excessive winds and powerful rain to the Caribbean, the Nationwide Hurricane Middle said on Saturday.

The storm, which shaped on Friday, is forecast to hit the Windward Islands late Sunday.

The NHC stated the storm’s affect could possibly be “damaging,” and water ranges might attain 5 to seven ft above regular tide ranges. A hurricane watch is in impact for Barbados, Saint Lucia, Saint Vincent and the Grenadine Islands, and Grenada. Tropical storm watches are in impact for Martinique, Dominica, and Tobago.

“The storm is prone to deliver damaging hurricane-force winds and a life-threatening storm surge to parts of the Windward Islands late Sunday night time or Monday,” the NHC posted on social media on Saturday.

Sturdy rains and flooding are additionally forecasted for elements of the central and western Caribbean.

“Heavy rainfall and localized flooding is predicted throughout the Windward Islands Sunday night time and Monday,” the Nationwide Hurricane Middle said in an advisory, projecting rainfall totals of three to 6 inches.

On Saturday afternoon, the storm was about 785 miles east of Barbados, transferring west at 23 miles per hour, based on the advisory. It had most winds of about 65 miles per hour.