News on European electricity markets
Week 38/2026
(14/09/2026-18/09/2026)
| NEWS |
September 16, 2026
Winter 2026-2027 in Europe: who is best prepared with gas at highs and reserves at lows
European natural gas is trading at highs not seen since late 2022, and European Union reserves stand well below the average of recent years for this time of year. However, the generation mix, the reliance on gas for heating and industry and the interconnection capacity of each country determine a very different level of exposure heading into winter among the main European electricity markets.
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September 15, 2026
Intraday spreads at 2026 highs: how much battery storage actually captures
The Spanish electricity market’s one-hour intraday spread reached an average of €195.29/MWh in August 2026, the highest monthly level of the year, compared with an average of €121.78/MWh so far in 2026. This context widens the opportunities for battery storage, but the intraday spread is only the starting point of a profitability analysis, not the actual revenue of a BESS project.
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September 14, 2026
TTF gas prices at their highest levels since 2022 and lower wind energy production drive up European electricity market prices in the second week of September
In the second week of September, weekly prices increased in most European electricity markets. Lower wind energy production in Germany and France, together with higher gas and CO 2 prices, drove this trend, while stronger wind energy production pushed prices down in Spain and Portugal. Tensions in the Middle East and the Strait of Hormuz drove Brent oil and TTF gas futures higher, with TTF gas reaching its highest settlement price since December 2022. The Italian market registered its highest daily price since December 2022.
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September 10, 2026
Extreme heat in Spain in 2026: records, wildfires and more than 5400 deaths attributable to temperature
Exceptionally high temperatures, wildfires and more than 5400 deaths attributable to temperature once again highlight the need to combine decarbonisation, adaptation and a more resilient electricity system.
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| RRSS |
September 17, 2026
Intraday spreads reached high levels in European electricity markets in August
September 17, 2026
A poorly anticipated imbalance can become costly in a matter of hours
September 17, 2026
Uncertainty in future energy prices
Part 1: Risk management
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September 16, 2026
AleaGreen: long-term forecasts for investment and financing decisions
September 16, 2026
Spain needs more data centers, not fewer
September 15, 2026
French nuclear generation fell in August to its lowest level since June 2025
September 15, 2026
Series: How to build a good forecast in the energy sector
Part 10. How do we know whether a forecast is good?
September 14, 2026
Series: How to build a good forecast in the energy sector
Part 9. How often should a forecast be updated?
September 14, 2026
Repeated SRAD activations reinforce the need for more flexibility resources
September 14, 2026
Setting next year’s budget starts with a medium-term market outlook
September 11, 2026
Expanding or refinancing a renewable energy project brings 20-year price assumptions back into focus
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| WEBINARS |
On October 15, 2026, at 10:00 CET, we will hold our 70th webinar, "European energy markets: prospects, renewable energy financing and storage", covering the following topics:
- * European energy markets: recent evolution and prospects for winter 2026-2027
- * Financing of renewable energy and storage projects
- * Prospects for batteries and hybridisation
- * The role of forecasts in financing, audits and portfolio valuation
- * Oriol Saltó i Bauzà, Associate Partner at AleaSoft
- * Jaume Pujol Benet, Partner, Financial Advisory at Deloitte
- * Álvaro Antón Azcoiti, Director, Corporate Finance Energy at Deloitte
- * Ricardo Benito Pascual, Director, Corporate Finance Energy at Deloitte
- * Álvaro Osés Lainez, Manager, Treasury Advisory at Deloitte
On September 17, 2026, we held our 69th webinar, "Energy markets in Europe: evolution, prospects and opportunities for storage and self-consumption", covering the following topics:
- * European energy markets: recent evolution and prospects
- * Current situation of energy storage, expected development and main challenges
- * Progress in self‑consumption, challenges and opportunities
- * Oriol Saltó i Bauzà, Associate Partner at AleaSoft
- * Josefin Berg, Associate director of Renewables Markets at S&P Global Energy
| HOW WE HELP EACH PROFILE IN THE SECTOR |
Each player in the energy sector faces different decisions, but they all share the same challenge: making decisions in a context of high uncertainty, price volatility, and rapid market transformation.
At AleaSoft Energy Forecasting, we help all stakeholders in the sector anticipate scenarios, assess risks, and make decisions with a solid market outlook.
- * Developers of renewable energy and battery storage projects, investment funds, and banks: support in project evaluation, financing, due diligence, asset valuation, risk analysis, PPAs, and investment decisions.
- * Industry, large consumers, and data centers: support in energy cost management, purchasing strategies, hedging, PPAs, self-consumption, energy storage, and process electrification.
- * Generators (utilities and IPPs): support in portfolio optimisation, revenue assessment, risk management, hybridisation, repowering, market operations, and asset planning.
- * Retailers: support in portfolio management, energy purchasing strategies, pricing, hedging, demand forecasting, PPAs, and market risk analysis.
- * Control centres: support in daily operations, renewable generation forecasting, demand forecasting, imbalance reduction, market participation, and management of hybrid assets and batteries.
- * TSOs and distribution system operators: support in grid planning and operation, demand analysis, renewable integration, flexibility, energy storage, and system stability.
- * Traders, demand aggregators, and market representatives: support in market decision-making, arbitrage, risk management, scenario analysis, buying and selling strategies, and participation in spot, futures, and balancing markets.
- * Renewable fuels, hydrogen, methanol, ammonia, and biofuels: support in project evaluation, energy cost analysis, design of electricity supply strategies, renewable integration, energy storage, and market scenarios.
The goal is for each company to have access to information tailored to its reality, decision horizon, and specific risks, from daily operations to strategic planning and long-term investment.
| SOLUTIONS FOR MAKING BETTER DECISIONS IN ENERGY MARKETS |
The solutions from AleaSoft Energy Forecasting are designed to help companies reduce uncertainty, identify opportunities, and manage risks in increasingly complex energy markets.
- * AleaStorage: helps assess the economic viability, revenues, sizing, and optimization of energy storage and hybridization projects.
- * AleaGreen: helps make investment decisions, financing, asset valuation, PPAs, M&A, and due diligence with a long-term market perspective.
- * AleaBlue: helps operate in markets, manage risks, define hedging strategies, and make short- and medium-term decisions.
- * AleaHub: helps connect renewable sector players interested in opportunities related to PPAs, assets, and renewable and storage projects.
- * AleaWhite: helps track and analyze energy market developments using the Alea Energy Database, an online data platform, and specialized market reports.
- * AleaConsulting: helps develop customized analyses, market studies, audits, specialized reports, and strategic advisory to support investment decisions, operations, contracting, and risk management.