Summary (tl;dr)

A major winter storm, including a nor'easter, caused widespread disruption across large parts of North America in late January 2026, leading to hazardous weather, extensive travel delays, and power outages.

Essential Background

Meteorologists began forecasting a significant winter storm in mid-January 2026, with the system originating from an upper-level low that formed on January 22 in the Pacific Ocean. This low then tracked southeastward towards the Baja California peninsula before moving eastward across the Central United States. Winter outlooks from NOAA's Climate Prediction Center (CPC) for the December 2025 to February 2026 period had indicated the potential for such events, influenced by phenomena like La Niña, the Arctic Oscillation (AO), and the North Atlantic Oscillation (NAO), which can steer Arctic air masses and nor'easters.

The Full Story

The "January 2026 North American winter storm," unofficially dubbed Winter Storm Fern, developed into a major winter and ice storm that impacted vast areas from Northern Mexico through the Southern and Northeastern United States, and into Canada. The storm brought a diverse mix of precipitation, including heavy snow, sleet, and damaging freezing rain across affected regions. By January 25, the system moved into the Northeast, transitioning into a nor'easter, which unleashed gusty winds and substantial snowfall, particularly in New England. Accumulations included up to 31 inches of snow near Bonito Lake, New Mexico, and ice accretion of up to 1 inch in multiple states, causing severe damage to trees and power lines, notably in Mississippi. The storm prompted over 10,000 flight cancellations or postponements nationwide in the United States, along with the enactment of travel bans in numerous states. Twenty-four U.S. state governors issued emergency declarations in response to the "potentially historic" storm.

Why It Matters

This severe winter weather event significantly disrupted daily life and infrastructure across North America. The storm's "potentially historic" impact led to widespread travel chaos, including massive flight cancellations and extensive road closures due to snow, ice, and travel bans. Over one million power outages were reported, with Tennessee experiencing state-wide impacts and ongoing restoration challenges due to refreezing temperatures. The severe conditions contributed to at least 50 fatalities and more than 19 injuries, highlighting the immediate danger posed by the storm. Winter weather alerts covered up to 230 million people, underscoring the vast human impact and the public's need for accurate forecasts and preparedness information.

Geographic Location

• Bonito Lake, New Mexico, United States (highest snowfall of 31 inches)
• Seagull, Cook County, Minnesota, United States (lowest temperature of −43°F)
• Montgomery, Montgomery County, Alabama, United States (highest wind gusts of 71 mph)
• Adams Field, Little Rock, Pulaski County, Arkansas, United States (6.7 inches of sleet)
• Tennessee, United States (state-wide power outages and emergency declaration)
• Southern Indiana, United States (6-13 inches of snow and sleet)
• Northern Kentucky, United States (6-13 inches of snow and sleet)
• Central and Eastern Kentucky, United States (damaging ice accumulation)
• Mississippi, United States (up to 1.25 inches of freezing rain)
• Connecticut, United States (over a foot of snow on January 26 and monitoring for additional nor'easter impacts)
• New England, United States (heavy snow and gusty winds from nor'easter)
• Ohio Valley, United States (widespread snow and ice, with 6-12 inches of snow in some areas)
• Mid-Atlantic states, United States (12-18 inches of snowfall)
• Gulf Coast region, United States (major ice storm)
• Southern Appalachian states, United States (major ice storm)
• Northern Mexico (affected by major winter storm)
• Central Canada (affected by major winter storm)
• Atlantic Canada (affected by major winter storm)