nb·fluxNordic & Baltic power flow, in plain language

This week on the grid

Baltic power got expensive again. The Nordics barely noticed.

Lithuanian day-ahead prices averaged €134/MWh last week — up 55% in seven days and about €47 above Finland — even though wind and solar covered 71% of Lithuania’s generation. Here’s the last three months.

Day-ahead price, daily average LithuaniaFinland
0 100 200 50 150 250 Jul Aug Sep
€ per MWh · 18 Jun – 15 Sep 2026 · Finland series to 13 SepSource: ENTSO-E Transparency
€134/MWh
▲ 55% on the week — Lithuania, 7-day average
€52/MWh
Finland, same week, up just 10%
€47/MWh
Average Lithuania–Finland gap, last 30 days
71%
Wind + solar in Lithuania’s mix, last 7 days

One weekly read on a market most people can’t see.

Baltic electricity prices swing more than almost anywhere in Europe, and the reasons rarely get reported anywhere you’d look. nb·flux turns the raw data into a short, honest weekly read — no trader jargon.

Prices that move

Day-ahead prices for Lithuania, Latvia, Estonia, the Nordic zones and Poland — with the reasons behind the spikes.

Where power comes from

The real generation mix, hour by hour: how much wind, solar, gas and imports keep the lights on.

Gaps between markets

Cross-border spreads and flows — why Vilnius can pay double what Helsinki pays on the same windless evening.


Latest reports

Longer pieces, free to read, published as they’re ready.