Tropical Storm Dean was moving quickly West at 21 mph, but still remained more than 1,000 miles from the nearest land mass, according to a 4 p.m. (EDT) update from the National Hurricane Center.
Over the next 24 hours, the storm is expected to continue moving west and strengthening. Already, it has achieved sustained winds near 40 mph, with higher gusts. Tropical storm-force winds extend outward from the storm's center up to 35 miles. NOAA
Read analysis and the latest on the world's fiercest storms in The Storm Pundit
Chris Mooney's blog about the 2007 hurricane season. Mooney is the author of Storm World: Hurricanes, Politics And The Battle Over Global Warming. Farewell Hurricane Flossie -- Hello Tropical Storm Dean
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