Hourly Weather - Chicago, United States

At a Glance A lava dome is growing in the crater at the top of La Soufrière volcano on St. Vincent.Increased seismic activity has been detected under Mt. Pelée in Martinique.It's just a coincidence both are active at the same time, a volcanologist said. Scientists are keeping a close watch on two volcanoes in the eastern Caribbean that have been quiet for decades. Lava began oozing out of La Soufrière volcano in St. Vincent and the Grenadines on Dec. 29....