WSI Seasonal Forecast

Each month WSI releases a seasonal forecast based on the anticipated weather for the next three-month span. Top insurance, risk management companies and financial institutions around the globe trust WSI to deliver easy-to-use, timely and expert weather guidance to help anticipate market volatility, mitigate risk and make critical decisions with confidence. Forecast adjustments are sometimes made as additional data is received; monitor this page frequently for the latest information.


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WSI: No Change to Forecast for Tropical Season
Relatively Quiet Season Still Expected as Cooler Atlantic Temperatures Persist and El Nino Continues to Develop
WSI: Coolest Summer Since 2009 Expected
Emerging El Nino Event to Enable Reduced Summer Heat Risk across Central/Eastern US
WSI: Warm and Dry Conditions Likely Eastern Europe
Wetter, Windier Conditions More Likely North and West Late Spring and Early Summer
WSI: Westerly Winds to Continue to Prevail Across Europe During Spring
Still No Sign of Any Imminent North Atlantic Blocking that Would Change “Locked-In” Pattern
WSI: Above-Normal Spring Heating Demand Likely In Great Lakes/Northeast
Early Look at Summer Suggests Reduced Risk of Excessive Heat in Central/Eastern US
WSI: No Sign of European Winter Pattern Changing as We March into Spring
Lack of Atlantic Blocking to Result in More Mild Westerly Flow
WSI: Return of Cold Pattern in Big Gas-Demand Regions to Delay Dreams of Early Spring
Wild Winter Won’t Wane in March
WSI: Above-Normal Temperatures to be the Rule Across Europe Remainder of Winter
Lack of Atlantic Blocking to Result in More Mild Westerly Flow
WSI: Continued Colder-than-Normal Temperatures Across the Northern US in February
‘Winter Fatigue’ May Set In as the Arctic Door Opens Again After Brief Mid-January Thaw
WSI: Above-Normal Temperatures to be the Rule Across Europe Remainder of Winter
Lack of Atlantic Blocking to Result in More Mild Westerly Flow
WSI: A Return to More Moderate Winter Weather Ahead
Milder Temperatures, Especially Across the Southern US, Are More Likely After Wild December
WSI: Cold Early, Warmer Late This Winter in Europe
Strong Polar Vortex May Limit Biggest Cold Risk to December
WSI: Bitterly Cold Early Winter Temperatures Across Eastern US Likely to Moderate
Worst Winter Cold Generally Confined to the Northern Third of the US, Above-Normal Temperatures Across the South and East
WSI: Mild Start to November Followed by Colder Weather Through December
Coldest Risk Early and Potentially Late this Winter with ‘January Thaw’
WSI: Early Cold in Central and Eastern US May Fade Heading Deeper into Winter
Below-Normal Temperatures Expected to be More Widespread Across the Central and East Early in the Heating Season, with Increasing Warm Risks by January
WSI: Mysteriously Quiet Season Meanders to an End
Lack of Instability Trumps Other More Favorable Factors
WSI: Mild October Followed by Colder Conditions across Mainland and the UK by November
Mainland Europe to Remain Drier-than-Normal through Late Autumn with Wetter Conditions Returning by Early Winter
WSI: Significant Increase in Natural Gas Heating Demand Relative to Last Year Expected from Late Fall into Early Winter
Below-Normal Temperatures Expected to be Focused across Northern Tier Starting in November
WSI: Moderately Active Remainder of Season Expected
Relatively Warm Tropical Atlantic Temperatures and Lack of El Nino Still Suggest Tropics Will Heat Up During the Remaining Two-Thirds of Season
WSI: Below-Normal Autumn Temperatures Confined to UK and Parts of Norway
General Pattern of Near to Below-Normal Temperatures in Western Europe and Warmth in the East Expected
WSI: Recent Pattern to Persist Through Fall
Cool Weather from Northern Plains to Southeast with Above-Normal Temperatures in the West and Northeast
WSI: Active Tropical Season Still On Tap, But Overall Expectations Down a Bit
Statistical and Dynamical Model Forecasts Reflect Cooler North Atlantic Temperatures than Originally
WSI: Much of Western Europe to Return to Cooler Temperatures in August
Warm, Dry Summer Weather to be Less Frequent Going Forward
WSI: Summer Heat to Persist in the Western US in August, With Rainy Tropical Pattern in the Southeast
More Variability Expected in Texas, Northern Plains, Northeast Next Month
WSI Re-Affirms Call For Another Active Tropical Season
Low Threat of El Nino Impacts Downgrade For Major Hurricane Outlook
WSI: No Change to General Pattern Expected Remainder of Summer
Cool South/West, Warm North/East Pattern Persists
WSI: Summer Heat to Persist in the Western U.S., with Near to Slightly Above-Normal Temperatures into the Northeast
Copious Recent Rains to Limit Magnitude and Duration of Heat in East
WSI: Lack of Impending El Nino and Warm North Atlantic Ocean Temperatures Suggest Another Active Hurricane Season
Weather Authority Forecasts an “Active-Normal” Season with Threat of Multiple Landfalls; East Coast Under Greatest Threat
WSI: No Change to Gloomy Summer Outlook for UK/Western Europe
Pattern of Recent Summers Expected to Continue
WSI: Summer Heat More Common in the Western U.S., with More Seasonal Summer Weather in the Eastern U.S.
Latest Data Suggests a Reprieve from the Big Heat of the Last Three Summers
WSI: Evidence Continues to Suggest Another Cool, Wet Summer Across UK and Western Europe
Low Pressures and Northerly Flow Will Again be Favored While Hot, Dry Weather Expected in Eastern Europe and Western Russia
WSI: Warmth to Focus in the West and South Next Few Months, with Near to Below-Normal Temperatures in Parts of North and East
Expecting Another Warm Summer Overall, But Cooler than the Last Three
WSI: Warm Tropical Atlantic Ocean Temperatures Suggest Another Active Hurricane Season
Monitoring Possible Emergence of El Nino, Which Would Limit Activity a Bit