MIAMI ' Hurricane Katia has weakened to a Category 3 storm as it moves across the Atlantic Ocean after briefly becoming a Category 4 system.
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Hurricane Katia weakens to a Category 3 storm
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Storm begins to move out
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Tropical depression weakens overnight
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Gustav weakens to tropical storm
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Katia regains hurricane strength
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Category 3 Hurricane Irene targets East coast:
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Ophelia weakens to tropical storm
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Hurricane Danielle strengthens over Atlantic
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Cyclone Helen downgraded to tropical low
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Tropical storm strengthens
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Tropical storm Katia forms over the Atlantic:
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Low pressure system to move eastwards
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Hurricane Bertha weakens to Category 1 storm
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Hurricane Fred weakens in Atlantic
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Ernesto weakens to tropical storm
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Hurricane Tomas weakens to tropical storm
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Hurricane Felicia weakens to a Category 3 storm