Keywords: JTWC wp0399.gif en Tropical cyclone warning graphic of Tropical Storm Jacob 03W from the Joint Typhoon Warning Center 1999-04-06 http //www usno navy mil/NOOC/nmfc-ph/RSS/jtwc/warnings/wp0399 gif not stable Joint Typhoon Warning Center Custom license marker 2014 08 12 PD-USGov-Military-Navy Uploaded with UploadWizard Tropical Storm Jacob Tropical cyclone forecast tracks |