GALVESTON, Texas - Gaining strength with frightening speed, Hurricane Rita swirled toward the Gulf Coast on Wednesday as a Category 5, 165-mph behemoth — the third most intense hurricane on record — as more than 1.3 million people in Texas and Louisiana were sent packing on orders from authorities who learned a bitter lesson from Katrina. Late Wednesday afternoon the National Hurricane Center released an advisory confirming what many were suspecting: Rita was developing into a monster. Atmospheric pressure is measured by a barometer in metric units called millibars. The lower the atmospheric pressure inside a hurricane, the more powerful it is. Please click hete for more http://kvcindia.com/blog . You can read the whole story there.