Hurricane Omar strengthened into a Category 2 storm on the five-step Saffir-Simpson scale of hurricane intensity on Wednesday as it headed toward Puerto Rico and the small islands of the northeastern Caribbean, the US National Hurricane Center said.
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Omar strengthens into Category 2 hurricane
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Mexico issued hurricane warning for
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Tropical storm strengthens
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Hurricane season begins Wednesday
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Severe storms moving into South Carolina
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NOAA expects active hurricane season
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Strong storm system anticipated
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Hurricane Paula is on the path towards Cuba
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Category 3 Hurricane Irene targets East coast:
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Hurricane Irene makes landfall
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Hurricane Norbert downgraded to a tropical depression
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Hurricane Sandy transforms into a sub-tropical storm
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Hurricane Norbert strengthens to Category 3 storm in Pacific
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Hurricane Rick strengthens into Category 5 storm
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Severe storms rolling through area causing damage
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Hurricane dora strengthens from tropical storm off Mexico
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Hurricane Tomas weakens to tropical storm