A strong earthquake registered by the USGS as M6.2 hit Rat Islands, Aleutian Islands, Alaska at 18:40 UTC on December 14, 2022. The agency is reporting a depth of 83.7 km (52 miles). EMSC is reporting M6.1 at a depth of 80 km (49.7 miles).
Severe thunderstorms spawned destructive tornadoes in the southern United States on December 13, 2022, leaving at least one person dead and several people missing. Severe storms with all hazards, including intense tornadoes, and heavy to excessive rain that could cause flash flooding are forecast to continue across the Deep and Middle South on December 14.
The eruption at Mauna Loa that started on November 28, 2022, ended on December 13. This was the first eruption at the world’s largest active volcano since 1984 (VEI 0).
A massive storm system will impact the Central and Southern U.S. over the next few days. Widespread heavy snow with blizzard conditions and a zone of wintry mix is possible from the north-central High Plains to the Upper Midwest. Meanwhile, in the warm sector of the storm, a severe weather event with all hazards is possible in the southern Plains and Lower Mississippi Valley to Florida.
A powerful storm system with heavy mountain snow and heavy lower-elevation rain is affecting the U.S. West, potentially bringing as much as 150 cm (5 feet) of snow accumulation to California. Flooding and debris flows will be possible on burn scars in southern California.
Earthquake swarm under Takawangha volcano, Alaska continues since mid-November. The Aviation Color Code remains at Yellow and the Volcano Alert Level at Advisory. The last known eruption at this volcano took place in 1550 CE (VEI unknown).
The eruption of Mauna Loa volcano that started on November 28, 2022, in its Northeast Rift Zone continues, with several fissures and lava flows active.
A severe weather outbreak hit the Southern U.S. on November 29, 2022, bringing strong tornadoes, very large hail, and severe with gusts across parts of the lower to mid-Mississippi Valley, Mid-South, and parts of the Southeast. A few long-track strong tornadoes remain possible before the event is over.
A new eruption has begun at Mauna Loa — the largest active volcano on our planet — on November 28, 2022. As a result, the Aviation Color Code was raised to Red. The last eruption at this volcano took place in 1984 (VEI 0).
Moderate to major impacts are likely across much of southeast New Mexico and parts of West Texas through early this weekend due to heavy snow and gusty winds.
