Article first published: Thursday, Aug. 14, 2025, 4 a.m. ET

Article last updated: Thursday, Aug. 14, 2025, 4 p.m. ET

System type: Tropical storm

System name: Erin

On 4 p.m. Thursday, the National Hurricane Center issued an advisory stating that Tropical Storm Erin is in the Atlantic Ocean, 790 miles east of the Northern Leeward Islands. With maximum sustained winds of 60 mph, the system is moving to the west at 17 mph.

Forecasters alert: a tropical storm watch in effect for portions of the northern leeward islands. Erin is expected to change into a hurricane.

Changes with this advisory

The Meteorological Service of Antigua/Barbuda has issued a Tropical Storm Watch for Anguilla and Barbuda.

The Meteorological Service of France has issued a Tropical Storm Watch for St. Martin and St. Barthelemy.

The Meteorological Service of the Netherlands has issued a Tropical Storm Watch for Saba and St. Eustatius.

The Meteorological Service of St. Maarten has issued a Tropical Storm Watch for Sint Maarten.

Watches and warnings currently in effect

• Tropical Storm Watch for:

• Anguilla and Barbuda

• St. Martin and St. Barthelemy

• Saba and St. Eustatius

• Sint Maarten

Meaning of the different watches and warnings

A Tropical Storm Watch means that tropical storm conditions are possible within the watch area, generally within 48 hours.

Interests in the northern Leeward Islands, Virgin Islands, and Puerto Rico should monitor the progress of Erin.

Hazards affecting land

Rainfall. Tropical Storm Erin is expected to produce areas of heavy rainfall beginning late Friday and continuing through the weekend across the northernmost Leeward Islands, the U.S. and British Virgin Islands, as well as southern and eastern Puerto Rico. Rainfall totals of 2 to 4 inches, with isolated totals of 6 inches, are expected. This rainfall may lead to isolated flash and urban flooding, along with landslides or mudslides.

For a complete forecast of rainfall and flash flooding associated with Tropical Storm Erin, please see the National Weather Service Storm Total Rainfall Graphic, available at hurricanes.gov/graphics_at5.shtml?rainqpf

Wind. Tropical storm conditions are possible within the watch area by early Saturday.

Surf. Swells generated by Erin will begin affecting portions of the northern Leeward Islands, the Virgin Islands and Puerto Rico by this weekend. These swells are likely to cause life-threatening surf and rip current conditions.

A depiction of rip current risk for the United States can be found at: hurricanes.gov/graphics_at5.shtml?ripCurrents

Source: National Hurricane Center