Tropical Storm Erika is not behaving exactly as expected. The storm has meandered a bit farther south than forecast, and it has weakened, rather than strengthening, today. The storm has already proven to be fickle, and its forecast is somewhat uncertain over the coming days. Tropical Storm Watches are up for the US Virgin Islands [...]

The disturbance just east of the Caribbean has finally become Tropical Storm Erika. ABC6 Chief Stormtracker Meteorologist has a quick video update.