TS Ernesto heading more south than expected. Winds 50 mph. Forecast cone: 1.usa.gov/P6ejiP

Hurricane Ernesto nearing coast of southern Yucatan. Winds 85 mph. Min pressure 980 mb. ping.fm/C2gFN

Hurricane Ernesto winds strengthen to 80 mph. NHC says storm is well-organized w banding in all quadrants 1.usa.gov/PDH6WR

TS Ernesto strengthens to 65 mph. NHC has shifted track slightly north. 1.usa.gov/MoaNuy

TS Ernesto slowed down again at the 11 pm edt update - from 18 mph to 15 mph. Still moving west. Winds 50 mph. ping.fm/X4BWE

TS Ernesto has max winds of 50 mph. Now moving w at 20 mph, a little slower than earlier today ping.fm/fvF6l

TS Ernesto continues w at 23 mph. NHC says storm is poorly organized, shifts forecast track south w 10 am cdt update www.nhc.noaa.gov

NHC shifts TS Ernesto track slighty south with 4 am CDT update. Winds 50 mph. 1.usa.gov/MXci8Z

NASA's Terra satellite image shows twin typhoons headed for double China landfall via @science

NHC says Ernesto has lost some organization despite good outflow. Dry air given as possibility. Winds 60 mph. 1.usa.gov/OSZ6Sk