Severe thunderstorms hit parts of Argentina, Uruguay and southern Brazil’s Rio Grande do Sul on Sunday, December 1, 2024, bringing strong winds, heavy rain and large hail. The worst affected was Rio Grande do Sul where about 3 million people were left without power.
A newly discovered asteroid designated 2024 XA flew past Earth at 0.02 LD / 0.00005 AU (7 726 km / 4 801 miles) from the center of our planet at 09:46 UTC on December 1, 2024. This is about 1 355 km (842 miles) above the surface, making it the closest asteroid flyby of the year.
An Arctic cold front is forecast to descend from the northern Plains into the Midwest on Friday, November 29, 2024 bringing the coldest temperatures since mid-February and significant snowfall across the Great Lakes region.
Multi-day lake-effect snow is set to disrupt travel and daily life across parts of Ohio and Pennsylvania starting on Thursday, November 28, 2024, with snow rates of up to 50 mm (2 inches) per hour expected, according to the National Weather Service (NWS).
A wave of powerful winter storms is forecast to impact the United States during 2024 Thanksgiving week (November 25 – December 1), with significant disruptions expected across multiple regions. Heavy snow in the Sierra Nevada, flash flooding in California, and hazardous driving conditions in the Rockies are just a few of the challenges holiday travelers may face. As the week progresses, the storm system will strengthen, bringing snow and rain to the Midwest and South, with the Northeast likely to experience a coastal storm by Friday, November 29, 2024.
A new atmospheric river is forecast to bring heavy rain and significant snowfall to California starting Monday, November 25, 2024, with potential flash flooding and major winter storm impacts in central and southern regions, according to the Center For Western Weather and Water Extremes (CW3E).
The strongest atmospheric river of the season, driven by a bomb cyclone with a central pressure of 945 hPa, ravaged the U.S. West Coast on Wednesday, November 20, 2024, bringing unprecedented rainfall, flooding, and wind damage. Northern California bore the brunt of the storm, with 543.4 mm (21.39 inches) of rain recorded in Sonoma County and widespread flooding that stranded hundreds. Meanwhile, fierce winds of up to 206 km/h (128 mph) toppled trees and left communities without power.
Storm Caetano swept through France on Thursday, November 21, 2024, bringing an unseasonal winter episode with powerful winds reaching 131 km/h (81 mph) and heavy snowfall of up to 16 cm (6.3 inches). The storm caused widespread disruptions, including power outages for over 250 000 homes, severe traffic halts with 5 000 vehicles stranded, and a major accident on Route A6B near Paris that injured 36 people.
Lava from a nearby volcanic flow consumed the entire parking lot of Blue Lagoon geothermal spa resort in Grindavik, Iceland, at 14:00 local time on November 21, 2024.
Two powerful Pacific storm systems and an atmospheric river event will continue impacting the Pacific Northwest and northern California through the end of this week with heavy rain, flooding, strong winds, and higher-elevation mountain snow.
