Tropical storm Erika has formed in the Atlantic. Here’s what the National Hurricane Center had at 5am: AT 500 AM AST…0900 UTC…THE POORLY-DEFINED CENTER OF TROPICAL STORM ERIKA WAS ESTIMATED NEAR LATITUDE 17.0 NORTH…LONGITUDE 59.0 WEST OR ABOUT 280 MILES…455 KM…EAST-SOUTHEAST OF THE NORTHERN LEEWARD ISLANDS. ERIKA HAS BEEN MOVING GENERALLY WESTWARD NEAR 5 MPH…7 [...]