NEW: Tropical Storm #Karen has formed in the Windward Islands this morning, and a variety of watches and warnings are in effect. A Tropical Storm Watch could be issued later today for Puerto Rico and the Virgin Islands. Full advisory: https://t.co/tW4KeFW0gB pic.twitter.com/Pptq1f8jQv

— National Hurricane Center (@NHC_Atlantic) September 22, 2019