(CNN) A small explosion from the Halema'uma'u crater in Hawaii's Kilauea volcano at about midnight local time created an ash cloud that reached up to 10,000 feet, according to an alert from the Hawaiian Volcano Observatory. The lava forced the closure of Pohoiki Road, cutting off at least 40 homes, the Hawaii County Civil Defense said. The agency urged residents near Highway 137 to be ready for voluntary evacuations should the threat grow. When the Kilauea volcano erupted May 3, he joined hundreds of others forced from their homes in the subdivision. More cracks on the groundFissures , or cracks in the ground, are opening up, with a 22nd one reported Friday, the Hawaii Volcano Observatory said.

Source: CNN May 19, 2018 07:41 UTC