Summary (tl;dr)

Unseasonal snowstorms and freezing temperatures are currently affecting wide swathes of the Western United States, as well as parts of Europe and Russia, leading to travel disruptions, power outages, and concerns for agriculture. These late-season winter weather events are drawing attention due to their unusual timing in early May.

Essential Background

The 2025-2026 winter season across the Northern Hemisphere was marked by several significant snowstorms, including a historic blizzard in the Northeastern United States in February and a widespread winter storm across North America in January. Europe and Asia also experienced their share of severe winter weather earlier in the year. While these earlier events are typical of winter, the current "snow storm" trend reflects a surprising continuation of wintry conditions well into spring.

The Full Story

As of early May 2026, several regions are experiencing notable late-season snowstorms and unusually cold temperatures. A powerful winter storm is actively impacting the Sierra Nevada in California, with forecasts of up to 4 feet of snow and wind gusts reaching 70 MPH through Tuesday, causing potential closures on major mountain passes. The Southern Rockies in Colorado and New Mexico are also under winter storm warnings, expecting up to 22 inches of snow in higher elevations. Meanwhile, states like Montana, Wyoming, Colorado, and Utah saw heavy snow warnings in late April, with Utah's Brighton Resort extending its ski season due to recent snowfall.

Across the Upper Midwest, parts of Michigan, Wisconsin, and Minnesota are grappling with a hard freeze and recent heavy late-season snowfall, notably in Michigan's Upper Peninsula. Beyond North America, an unseasonal Arctic air mass is plunging into Central, Eastern, and Southeastern Europe, bringing significant cold, frost, and snow to countries like Turkey, Poland, Slovakia, and Bulgaria, with Moscow, Russia, recently experiencing a record-breaking 21cm of snow overnight—the highest since 1880. This cold snap is also bringing snow to parts of Estonia, Southern Finland, and Northern Norway.

Why It Matters

The trending "snow storm" keyword highlights the unexpected persistence of winter weather into spring, raising concerns across multiple sectors. For communities in the affected areas, these late-season snowfalls and freezing temperatures disrupt travel, cause power outages, and pose risks to infrastructure. Agriculturally, the widespread freeze warnings across numerous states threaten early-season crops and sensitive vegetation, potentially leading to significant economic losses.

The unusual timing and intensity of these events also fuel discussions around climate change and its impact on weather patterns. While some areas, particularly at higher elevations, may experience late snow, the broad geographical reach and record-breaking nature of some of these storms contribute to public and scientific interest in understanding shifts in seasonal climate patterns.

Geographic Location

• Sierra Nevada, California, United States (late-season winter storm with heavy snow and high winds)
• Donner Pass (I-80), Sierra Nevada, California, United States (chain controls and possible closures)
• Echo Summit (Highway 50), Sierra Nevada, California, United States (heavy snow and delays)
• Eastern Sierra (Highway 395), California, United States (icy and snowy conditions)
• Southern Sangre de Cristo Mountains, Colorado, United States (winter storm warnings with heavy snow)
• Rampart Range, Colorado, United States (heavy snow expected)
• Pikes Peak, Colorado, United States (heavy snow)
• Woodland Park, Colorado, United States (heavy snow)
• Denver, Colorado, United States (up to eight inches of fresh powder and heavy winds)
• McClure Pass, Colorado, United States (up to 12 inches of snow)
• Buford, Colorado, United States (up to 12 inches of snow)
• Crested Butte, Colorado, United States (up to 12 inches of snow)
• Skyway, Colorado, United States (up to 12 inches of snow)
• New Mexico, United States (winter storm warnings with heavy snow above 9,500 feet)
• Utah, United States (heavy snow warnings and extended ski season)
• Brighton Resort, Big Cottonwood Canyon, Salt Lake City, Utah, United States (extended ski season due to late snowfall)
• Montana, United States (heavy snow warnings)
• Wyoming, United States (heavy snow warnings)
• Upper Peninsula, Michigan, United States (heavy late-season snowfall)
• Marquette, Michigan, United States (heavy snow)
• Interior areas of Michigan, United States (hard freeze warning)
• Wisconsin, United States (hard freeze warning)
• Mahnomen, Minnesota, United States (19.8 inches of snow in early April)
• Thorhult, Minnesota, United States (18.6 inches of snow in early April)
• Georgetown, Minnesota, United States (18.0 inches of snow in early April)
• Moscow, Moscow Oblast, Russia (record-breaking snowstorm)
• Central and Northwestern Russia (late-season snowstorm with fatalities and power outages)
• Ankara, Ankara Province, Turkey (rare spring snowfall)
• Poland (Arctic cold pool and damaging morning frost)
• Kosice, Košice Region, Slovakia (Arctic cold pool)
• Sofia, Sofia City Province, Bulgaria (Arctic cold pool)
• Estonia (significant snow expected)
• Southern Finland (significant snow expected)
• Northern Norway (strong northerly flow with snow)