5 pm Update:Tropical Storm Cristobal's maximum winds have increased slightly to 45 mph. Movement continues to be to the northeast at 7 mph, parallel to the Carolina coast. The current position is about 200 miles southwest of Cape Hatteras. Some strengthening is still expected.
At 2 pm, Tropical Depression 3 was upgraded to Tropical Storm Cristobal, with minimal strength of 40 mph winds. A Tropical Storm Warning is in effect from South Santee River, SC to the North Carolina/Virginia border. Some strengthening is likely in the next couple of days.
NOAA data buoy observations in the vicinity are available here.
Cat out of the Bag
1 month ago