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Hurricane Central

Tropical Depression Eighteen Forecast to Become Hurricane Sam This Weekend in the Eastern Atlantic

By weather.com meteorologists

September 23, 2021

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At a Glance

  • Tropical Depression Eighteen is likely to become Hurricane Sam in a few days.
  • It's uncertain whether it will pose a threat to parts of the Leeward Islands, or curl northward.
  • It will move slowly, and may not arrive near the Leeward Islands until mid-next week.
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Tropical Depression Eighteen has become Tropical Storm Sam. For the latest forecast briefing on Sam, click here.

The Weather Company’s primary journalistic mission is to report on breaking weather news, the environment and the importance of science to our lives. This story does not necessarily represent the position of our parent company, IBM.

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