On Wednesday, the National Hurricane Center (NHC) said Tropical Storm Cristobal formed in the eastern Atlantic Ocean, west-southwest of the Azores, with 45 mph winds and higher gusts. TROPICS: Tropical Storm Cristobal forms in AtlanticTRACKING THE TROPICS: Hurricane Center | Hurricane GuideAccording to the 11 a.m. advisory from the NHC, Tropical Storm Cristobal is moving quickly toward the east, away from the United States, at about 25 mph. 2 Other Systems Being MonitoredThe NHC is also monitoring a tropical wave in the central Atlantic located about 900 miles west-southwest of the Cabo Verde Islands. This system is moving west-northwest across the central tropical Atlantic. This system has a 30 percent chance of tropical development over the next seven days as it moves west-northwest across the eastern and central tropical Atlantic.