Keywords: JTWC wp1211.gif en Tropical cyclone warning graphic of Typhoon 12W Merbok from the Joint Typhoon Warning Center 2011-08-03 http //www usno navy mil/NOOC/nmfc-ph/RSS/jtwc/warnings/wp1211 gif not stable Joint Typhoon Warning Center Custom license marker 2014 08 09 PD-USGov-Military-Navy Uploaded with UploadWizard Tropical Storm Merbok 2011 Tropical cyclone forecast tracks |