Tropical Storm "Rai" formed on December 13, 2021 east of the Philippines as the 22nd named storm of the 2021 Pacific typhoon season. The system is expected to continue intensifying over the next 3 days before it makes landfall over Caraga or Eastern…
A prolonged Atmospheric River will produce heavy snow across much of the U.S. West through Wednesday, December 15, 2021. Snowfall of 60 – 150 cm (2 – 5 feet) or more is likely in the Sierra Nevada, with 30 – 90 cm (1 – 3 feet) expected across much of the western…
A violent tornado outbreak took place across the U.S. South and Midwest on Friday, December 10 into Saturday, December 11, 2021, placing more than 16 million people under a tornado watch. In 24 hours to 11:10 UTC on December 11, the NWS Storm Prediction Center…
A major winter storm will expand across the Central Plains, Upper Midwest, and Great Lakes on Friday, December 10, and Saturday, December 11, 2021. Snowfall rates of 50 mm (2 inches) per hour are possible, producing near whiteout conditions and dangerous…
Heavy rain associated with the front derived from the extratropical cyclone forming off the coast of southern Brazil this week caused severe floods in parts of southern Bahia, leaving 3 people dead. The cyclone emerged from an area of low pressure of 1 010 hPa…
A powerful deep low-pressure area moving in from the Atlantic Ocean hit Ireland on Tuesday and Wednesday, December 7 and 8, 2021, bringing severe winds and heavy rain. At the height of the storm, more than 60 000 customers were without power. Storm Barra was named…
A series of earthquakes hit off the coast of Oregon, U.S. on December 7 and 8, 2021. The quakes are taking place at a shallow depth of about 10 km (6.2 miles), some 500 km (320 miles) W of Salem, Oregon. The swarm, located about 360 km (200 miles) west of the…
A historic cold spell is affecting Scandinavia, bringing unusually cold temperatures for the time of year. With a temperature of -43.8 °C (-46.8 °F) registered in Naimakka in northern Lapland on Monday, December 6, 2021, Sweden recorded its coldest December…
A deep low-pressure area moving in from the Atlantic Ocean this week has been named Storm Barra by Met Éireann on Sunday, December 5, 2021, due to the level of impacts expected for the Republic of Ireland. After impacting Ireland, Barra will bring strong…
A high-level eruption took place at Semeru volcano, East Java, Indonesia at around 08:20 UTC on Saturday, December 4, 2021. The Aviation Color Code was raised to Red. The eruption comes just two days after a high-level eruption at Sangay volcano, Ecuador.1 At 09:20…
