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Polar Vortex Archive

All the latest forecast maps and Polar Vortex live updates are found on our Polar Vortex Forecast Explorer page.

Can October Snow Predict Your Winter? I Tested a Famous Forecast Signal Across 47 Winters

October 9, 2026October 9, 2026 by Andrej Flis
winter-forecast-polar-vortex-snow-advance-impact-united-states-canada-2026-2027-new-research-on-influence

Every fall, the same question appears on weather forums and social media: Is snow spreading fast across Siberia? Many weather enthusiasts believe that a quick … Read more

Categories Long range / seasonal forecast Tags ENSO, europe, forecast, Polar Vortex Archive, snow, united states, winter

Winter 2026/2027 Forecast: New October Data Shows a Colder, Snowier U.S. Shift

October 22, 2026October 7, 2026 by Andrej Flis
winter-2026-2027-forecast-temperature-snowfall-pressure-change-weather-united-states-canada-super-el-nino-pattern-polar-vortex-anomaly-october-data

In February 1983, a blizzard buried Washington, Baltimore, and Philadelphia in up to two feet of snow. In January 2016, another historic blizzard shut down … Read more

Categories Long range / seasonal forecast Tags cold, ENSO, europe, forecast, Polar Vortex Archive, snow, united states, winter

A New Polar Vortex Is Emerging Over the North Pole, With a Winter 2026/2027 Disruption Risk

October 27, 2026September 16, 2026 by Andrej Flis
polar-vortex-emerging-north-hemisphere-winter-2026-2027-weather-forecast-pattern-snowfall-cold-warm-united-states-canada-stratospheric-warming-collapse-event-trend-seasonal-range

UPDATE: This article is about the emerging Polar Vortex and the long-range trends. For the Early November Stratospheric Warming event and the live monitor maps, … Read more

Categories Long range / seasonal forecast Tags europe, forecast, long-range, Polar Vortex Archive, stratospheric warming, united states, weather, winter

Winter 2026/2027 First Forecast: Super El Niño Drives a Major Weather Divide

October 7, 2026August 26, 2026 by Andrej Flis
Winter 2026/2027 forecasts show a strong Super El Niño pattern across the United States and Canada, with snowfall and Polar Vortex signals also emerging

UPDATE OCTOBER 7th, 2026: October long-range data trends colder and snowier for the U.S. and milder for southern Canada and Europe Winter 2026/2027 is shaping … Read more

Categories Long range / seasonal forecast Tags cold, el nino, europe, forecast, Polar Vortex Archive, snow, united states, weather, winter

Super El Niño Forecast Pushes Toward Record Strength as Winter 2026/2027 Signals Emerge

August 12, 2026July 23, 2026 by Andrej Flis
weather-fall-winter-2026-2027-forecast-united-states-canada-jet-stream-pressure-system-anomaly-temperature-changes-snowfall-record-super-el-nino-event-now-unfolding

UPDATE August 12th, 2026: Super El Niño Keeps Growing as New Forecasts Reach Record Territory Ahead of Winter 2026/2027 Latest data shows the 2026 El … Read more

Categories Long range / seasonal forecast Tags el nino, europe, forecast, Polar Vortex Archive, snow, united states, weather, winter

Polar Vortex Warning Signs Emerge for Winter 2026/2027 as Super El Niño Builds

September 16, 2026July 8, 2026 by Andrej Flis
polar-vortex-disruption-north-hemisphere-early-signs-data-winter-weather-forecast-pattern-united-states-canada-2026-2027-super-el-nino-stratospheric-warming

UPDATE September 16th, 2026: A New Polar Vortex is Now Emerging, with a Mid-Winter Disruption Forecast for 2026/2027 Early signs are emerging for a potentially … Read more

Categories Long range / seasonal forecast Tags el nino, europe, forecast, Polar Vortex Archive, snow, united states, winter

A Seasonal Weather Shift Is Forming as Super El Niño Merges with Record-Low Arctic Sea Ice for 2026/2027

July 23, 2026June 19, 2026 by Andrej Flis
el-nino-2026-2027-arctic-sea-ice-influence-north-hemisphere-polar-vortex-stratosphere-winter-impact-united-states-canada-atmospheric-bridge

Latest UPDATE, July 23rd, 2026: Super El Niño Forecast Pushes Toward Record Strength as Winter 2026/2027 Signals Emerge Data shows that Arctic sea ice is … Read more

Categories Global weather Tags el nino, forecast, outlook, Polar Vortex Archive, united states, weather, winter

A Major Stratospheric Wind Shift Is Underway, Shaping the Winter 2026/2027 Forecast with the Emerging El Niño

July 8, 2026June 5, 2026 by Andrej Flis
atmospheric-anomaly-winter-2026-2027-forecast-qbo-polar-vortex-super-el-nino-cold-snow-united-states-canada-pattern-change

Stratosphere/Polar Vortex Update July 7th, 2026: Polar Vortex Warning Signs Emerge for Winter 2026/2027 as Super El Niño Builds Latest data shows an atmospheric transition in … Read more

Categories Long range / seasonal forecast Tags el nino, europe, forecast, Polar Vortex Archive, QBO, united states, winter
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Recent Posts

  • Winter 2026/2027 Snowfall Forecast: How October Data Changed Your Region’s Outlook
  • Can October Snow Predict Your Winter? I Tested a Famous Forecast Signal Across 47 Winters
  • Winter 2026/2027 Forecast: New October Data Shows a Colder, Snowier U.S. Shift
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