Executive Summary#
Day-ahead spot prices in SE3 experienced a notable decrease on March 10, 2026, averaging 732.43 SEK/MWh, a significant drop from the previous day’s 966.76 SEK/MWh. This reduction occurred despite ongoing geopolitical tensions driving broader energy market uncertainty and several regional grid and production outages. Price differentials across Swedish bidding areas remained pronounced, with SE3 maintaining a mid-range position. The ancillary services market, particularly mFRR EAM, presented opportunities for up-regulation despite an overall system long position, while unplanned transmission outages between SE2-SE3 and FI-SE3 impacted regional price formation.
Day-Ahead Spot Prices#
| Metric | Price (SEK/MWh) | Price (EUR/MWh) |
|---|---|---|
| Average | 732.43 | 63.75 |
| Minimum | 511.74 | 44.54 |
| Maximum | 1251.38 | 108.91 |
| Peak Average | 783.75 | - |
| Off-Peak Average | 629.79 | - |
Commentary The average day-ahead spot price in SE3 for March 10, 2026, settled at 732.43 SEK/MWh, a substantial decrease compared to the previous day’s average of 966.76 SEK/MWh. Peak prices reached 1251.38 SEK/MWh, occurring during morning and evening demand peaks, while off-peak hours saw prices drop to a minimum of 511.74 SEK/MWh. This suggests some market easing compared to yesterday’s volatility, though price levels remain elevated.
Price Spread Across Bidding Areas#
| Area | Average (SEK/MWh) | Minimum (SEK/MWh) | Maximum (SEK/MWh) |
|---|---|---|---|
| SE1 | 281.26 | 187.69 | 356.67 |
| SE2 | 166.96 | 48.13 | 297.2 |
| SE3 | 732.43 | 511.74 | 1251.38 |
| SE4 | 1076.56 | 653.55 | 2139.57 |
Commentary Significant price differences persisted across the Swedish bidding areas today. SE3’s average price of 732.43 SEK/MWh was considerably higher than SE1 (281.26 SEK/MWh) and SE2 (166.96 SEK/MWh), indicating continued transmission constraints limiting power flow from northern to southern Sweden. SE4 experienced the highest average prices at 1076.56 SEK/MWh, underscoring the persistent north-south divide and the impact of local supply-demand balances in the southernmost bidding area.
News & Geopolitical Context#
Geopolitical events continue to significantly influence the broader energy market, with direct and indirect impacts on Nordic electricity prices. The ongoing Irankriget remains a dominant factor.
- Impact of Iran Conflict on Energy Prices: Multiple reports highlight the direct link between the Iran conflict and rising energy prices. SvD Näringsliv reported on March 10 that the conflict is expected to increase electricity prices by approximately 10% towards spring and summer, primarily due to its strong correlation with gas prices. This suggests sustained upward pressure on electricity prices in the medium term.
- Oil Price Surges and Geopolitical Gains: SvD Näringsliv’s article “Irankriget fyller Putins krigskassa: ‘Vinstlott’” indicates that surging oil prices, potentially exacerbated by disruptions in the Strait of Hormuz, are economically benefiting Russia. High oil and gas prices contribute to overall energy inflation, impacting power generation costs in Europe.
- Global Economic Threats from Iran Conflict: An expert cited by SvD Näringsliv noted that the world economy faces threats from inflation, persistently high oil prices, and a new refugee crisis resulting from the Iran conflict. This broader economic instability can lead to increased market uncertainty and volatility in energy markets.
- EU Leaders Address High Energy Prices: SvD Näringsliv reported that EU leaders are holding an extraordinary meeting to discuss the impact of high energy prices on households and European competitiveness. This indicates political recognition of the issue and potential for future policy interventions or support measures, which could affect market dynamics.
- EU Commission on Nuclear Power: EU Commission President Ursula von der Leyen stated that Europe’s reduced use of nuclear power was a “strategic mistake,” promising new funding for development. This signals a potential long-term shift towards greater nuclear capacity, which could eventually ease price pressures and enhance energy security in the region, including the Nordic market.
- Svenska kraftnät Plans for New Power Lines: Svenska kraftnät announced field visits for the “Inlandspaketet” project, planning two new 400 kV lines between Kilforsen (Sollefteå) and Fallviken (Ockelbo). This infrastructure development aims to strengthen the grid and improve transmission capacity, potentially alleviating north-south price spreads in the long run.
- Svenska kraftnät Proposes Changed Imbalance Pricing: Svenska kraftnät is proposing an update to imbalance pricing in Sweden, aiming for prices to better reflect each bidding area’s balancing needs and reduce extreme prices. This, if implemented (earliest March 2027), will directly impact revenue streams for flexibility providers like BESS in the mFRR EAM market.
- Concession for Plenninge-Odensala Power Lines: The government has granted Svenska kraftnät the concession to build and operate new power lines between Plenninge and Odensala. This is a concrete step towards reinforcing the Swedish grid, improving reliability and potentially reducing local congestion over time.
- Planned Bergarbeten (Rock Blasting) for Grid Infrastructure: Svenska kraftnät and NCC are starting rock blasting work on March 16 for new grid infrastructure. While disruptive locally, this work is crucial for expanding and modernizing the transmission network, supporting future electrification.
- Svenska kraftnät Market Analysis Webbinar: Svenska kraftnät will present a short-term market analysis for 2026-2030 on March 19. This event will provide crucial insights into expected system trends and potential future market conditions for all participants, including BESS operators.
- Unplanned BESS Outage in Belgium: An unplanned outage of the Vilvoorde BESS 2 in Belgium due to a fire was reported. While not directly in the Nordic market, this highlights the operational risks associated with battery storage and the importance of robust safety protocols.
Ancillary Services#
FCR-N#
| Metric | Price (EUR/MW) |
|---|---|
| Average | 15.44 |
| Minimum | 14.24 |
| Maximum | 17.43 |
Commentary FCR-N prices remained stable, with an average of 15.44 EUR/MW. This market continues to offer consistent revenue opportunities for fast-responding assets.
FCR-D#
| Metric | Up Average (EUR/MW) | Up Minimum (EUR/MW) | Up Maximum (EUR/MW) | Down Average (EUR/MW) | Down Minimum (EUR/MW) | Down Maximum (EUR/MW) |
|---|---|---|---|---|---|---|
| Price | 2.87 | 1.4 | 6.89 | 3.86 | 2.71 | 4.88 |
Commentary FCR-D prices showed moderate levels, with down-regulation slightly higher on average at 3.86 EUR/MW compared to up-regulation at 2.87 EUR/MW. The maximum up-regulation price reached 6.89 EUR/MW, indicating some periods of higher demand for upward frequency support.
mFRR CM#
| Metric | Up Average (EUR/MW) | Up Minimum (EUR/MW) | Up Maximum (EUR/MW) | Down Average (EUR/MW) | Down Minimum (EUR/MW) | Down Maximum (EUR/MW) |
|---|---|---|---|---|---|---|
| Price | 18.49 | 2.97 | 83.74 | 1.5 | 1.0 | 2.47 |
Commentary The mFRR Capacity Market showed a significant disparity between up and down regulation prices. Up-regulation averaged 18.49 EUR/MW with a peak of 83.74 EUR/MW, while down-regulation remained low at an average of 1.5 EUR/MW. This highlights strong system demand for upward balancing capacity.
mFRR EAM#
| Metric | Value | Unit |
|---|---|---|
| Imbalance Price Average | 42.54 | EUR/MWh |
| Imbalance Price Minimum | -14.0 | EUR/MWh |
| Imbalance Price Maximum | 206.48 | EUR/MWh |
| Total Activated Up | 1116.0 | MW |
| Total Activated Down | 4760.0 | MW |
| Hours with Up Regulation | 9 | hours |
| Hours with Down Regulation | 15 | hours |
| Average Spread vs DA | -21.2 | EUR/MWh |
| Max Up Spread vs DA | 55.78 | EUR/MWh |
| Max Down Spread vs DA | -87.47 | EUR/MWh |
| Average Up Spread vs DA | 18.42 | EUR/MWh |
| Average Down Spread vs DA | -44.97 | EUR/MWh |
Commentary The mFRR Energy Activation Market (EAM) showed an average imbalance price of 42.54 EUR/MWh, with a wide range from -14.0 EUR/MWh to 206.48 EUR/MWh. The system was predominantly long, with 15 hours of down-regulation and 4760 MW activated, compared to 9 hours of up-regulation and 1116 MW activated. The average spread between the imbalance price and day-ahead price was -21.2 EUR/MWh, indicating a net discount for imbalance. However, significant opportunities for up-regulation existed, with a maximum up-spread of 55.78 EUR/MWh (at 16:00 CET) and an average up-spread of 18.42 EUR/MWh during up-regulation hours (e.g., 06:00 CET saw a spread of 53.77 EUR/MWh). Conversely, strong negative spreads during down-regulation, peaking at -87.47 EUR/MWh (at 19:00 CET), highlight periods of significant system surplus.
Weather Conditions#
| City | Min Temp (°C) | Max Temp (°C) | Avg Temp (°C) | Avg Wind (m/s) | Avg Humidity (%) | Total Precip (mm) | Avg Cloud Cover (octas) |
|---|---|---|---|---|---|---|---|
| Göteborg | 0.2 | 5.9 | 3.1 | 2.9 | 95.0 | 0.0 | 6.0 |
| Linköping | -1.8 | 13.1 | 4.6 | 2.0 | 79.0 | 0.0 | 1.0 |
| Stockholm | 0.3 | 11.5 | 4.9 | 2.3 | 77.0 | 0.0 | 1.0 |
Commentary Weather forecasts for SE3 indicate mild conditions with average temperatures ranging from 3.1°C in Göteborg to 4.9°C in Stockholm. Precipitation is minimal across the region (0.0 mm), suggesting limited hydro inflow. Wind speeds are low, averaging 2.0-2.9 m/s, which implies subdued wind power generation. These mild, calm conditions generally contribute to lower heating demand and reduced renewable output, potentially influencing demand-supply balance.
Grid & Market Events#
| Type of Unavailability | Unit/Area Affected | Reason | Status | Publish Time (UTC) |
|---|---|---|---|---|
| Unplanned Transmission | SE2 → SE3 | Failure | Active | 2026-03-10 08:02:28 |
| Unplanned Transmission | SE3 → FI, FI → SE3 | Failure | Active | 2026-03-10 08:45:44 |
| Unplanned Transmission | FI → SE3, SE3 → FI | Failure | Active | 2026-03-10 06:10:41 |
| Unplanned Production | NO2, Tonstad - G4 | Failure | Active | 2026-03-10 18:06:17 |
| Unplanned Production | FI, Loviisa Block 1 - G11 | Failure | Active | 2026-03-10 13:20:42 |
| Unplanned Production | NO5, Mauranger | Failure | Active | 2026-03-10 13:20:09 |
| Unplanned Production | BE, Vilvoorde BESS 2 | Failure | Active | 2026-03-10 04:33:26 |
| Planned Consumption | NO4, Elkem Salten | Foreseen maintenance | Active | 2026-03-10 14:06:49 |
| Planned Production | SE2, Fäbodberget | Foreseen maintenance | Active | 2026-03-10 11:02:37 |
| Planned Production | SE1, Porjus - G11 | Foreseen maintenance | Active | 2026-03-10 07:37:00 |
Commentary Several critical grid and market events impacted the Nordic system today. Unplanned transmission outages between SE2 and SE3, and bidirectional outages between SE3 and FI, are particularly impactful for SE3, contributing to area price spreads and potentially limiting import/export capabilities. Multiple unplanned production outages in Norway (Tonstad, Mauranger) and Finland (Loviisa Block 1) further reduced regional supply, while a significant unplanned BESS outage due to fire in Belgium highlights operational risks in energy storage. These events collectively underscore the system’s vulnerability to unexpected disruptions.
Implications for BESS in SE3#
For BESS operators in SE3, today’s market presented mixed signals. While day-ahead spot prices decreased from yesterday, the intraday volatility with peaks above 1200 SEK/MWh and lows around 500 SEK/MWh still offers arbitrage opportunities. The significant price spread between SE3 and SE1/SE2, and particularly SE4, highlights the value of flexibility in balancing regional imbalances, especially given the transmission outages affecting SE3.
The ancillary services markets remain crucial. FCR-N offers stable, consistent revenue. FCR-D and mFRR CM show higher prices for up-regulation, indicating a strong need for upward flexibility. Most notably, the mFRR EAM market, despite an average negative spread of -21.2 EUR/MWh (reflecting a net system long position for the day), provided substantial opportunities for up-regulation. With 9 hours of up-regulation and an average up-spread of 18.42 EUR/MWh, peaking at 55.78 EUR/MWh, BESS can effectively earn premiums by providing balancing energy during periods of system shortage. Conversely, the frequent and deeply negative down-regulation spreads underscore the risk of charging during periods of oversupply if not carefully managed. Operators must strategically bid into mFRR EAM to capture high up-regulation premiums while avoiding exposure to negative prices during down-regulation.
Outlook#
The Nordic electricity market is expected to remain under the influence of geopolitical tensions and regional grid dynamics. The ongoing Iran conflict will likely sustain upward pressure on broader energy prices, potentially offsetting any local supply improvements. Mild weather and low wind forecasts suggest continued reliance on flexible generation and imports. Svenska kraftnät’s planned grid reinforcements and future changes to imbalance pricing indicate a long-term evolution of market rules, which BESS operators should monitor closely for future revenue strategy adjustments. Continued vigilance on UMMs, particularly transmission limitations and generation outages, will be critical for assessing short-term price volatility and market opportunities.
Disclaimer: This article was automatically generated by gemini-2.5-flash using market data from NordPool, weather data from SMHI, and news feeds from Swedish financial media (SvD Näringsliv, DN Ekonomi). All prices are day-ahead unless otherwise noted. While the data is sourced from official providers, the analysis and commentary are AI-generated and should not be used as the sole basis for trading or investment decisions.