Tropical Storm Helene Expected to Strengthen and Move Toward the West-Northwest

Tropical Storm Helene is currently located near 19.9 N, 85.5 W, with maximum sustained winds of 50 kt and gusts up to 60 kt. According to the National Hurricane Center's forecast advisory number 7, the storm is moving west-northwest at a speed of 9 kt. The estimated minimum central pressure is 991 mb.

The current position of the tropical storm is accurate within 25 nm, and it was previously located near 19.7 N, 85.2 W at 25/0000Z. The forecast valid until 25/1200Z predicts that Helene will move to 21.1 N, 86.3 W with maximum sustained winds of 65 kt and gusts up to 80 kt.

By 26/0000Z, the storm is expected to be located near 22.7 N, 86.4 W, with maximum sustained winds of 75 kt and gusts up to 90 kt. By 27/0000Z, Helene will further strengthen to a maximum sustained wind speed of 105 kt and gusts up to 130 kt.

The storm is expected to dissipate by the end of the forecast period. However, it is important to note that errors for track have averaged near 125 nm on day 4 and 175 nm on day 5, while errors for intensity have

averaged near 15 kt each day.

A request has been made for three-hourly ship reports within 300 miles of 19.9 N, 85.5 W. The next advisory will be issued at 25/0900Z.

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