A powerful early-season snowstorm blanketed the Central Appalachians from November 20 to November 23, 2024, dumping up to 61 cm (2 feet) of snow in some areas, and disrupting communities across several northeastern states.
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.
With 23 tornadoes reported in November 2024, Oklahoma has broken its previous November record of 12 tornadoes from 1958. The total number of tornadoes this year now ranks as the third-highest in the state’s history.
The Eel River at Fernbridge is forecast to reach a major flood stage on Friday, November 22, 2024, with floodwaters threatening Highway 211 and the Eel River delta starting Thursday night, November 21.
A potent upper-level low is forecast to bring the first significant snowfall of the season to parts of the Northeast, Great Lakes, and central Appalachians, with accumulations of up to 30.5 cm (1 foot) expected in higher elevations through Saturday, November 23, 2024, starting Thursday, November 21.
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.
A powerful, rapidly intensifying cyclone wreaked havoc across the northwestern United States and parts of Canada on Wednesday, November 20, 2024, causing at least 2 deaths and leaving more than 600 000 customers (approximately 1.5 million people) in the U.S. without power. Another 140 000 customers (approximately 335 000 people) were left without power in B.C., Canada.
A powerful AR4 atmospheric river made landfall in the Pacific Northwest and Northern California on November 19, 2024, bringing prolonged rainfall, heavy snowfall, and significant flooding risks that are expected to worsen through November 22. Meteorologists warn that the storm could bring up to 380 mm (15 inches) of rain to the Coast Ranges and Sierra Nevada, with some areas potentially receiving more.
Severe thunderstorms, heavy rain, and snowfall are forecast across the central United States as a deep low-pressure system strengthens on Monday, November 18, 2024, posing significant risks to parts of the Plains and Upper Midwest.
A powerful Pacific low pressure system will impact the Northwest United States and Canada with strong winds, heavy rains and heavy mountain snow, starting Tuesday, November 19, 2024. The storm is expected to rapidly intensify as it approaches the coast.
