East coast low brings challenging conditions for start of July in 2025
The weather forecasts are alerting to the formation of an East Coast Low this week. The low is expected to sit just off the eastern cost of Australia, adjacent New South Wales.
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Evening volatility on Friday 27th June 2025
Another run of energy spot price volatility occurred on Friday 27th June 2025.
How low did it go? NEM-wide wind production in recent days
We've already noted the ‘New all-time record for NEM-wide wind, on Monday 23rd June 2025’. But how low did wind production drop, on Thursday 26th June 2025?
Next steps in two big market changes (in terms of transparency)
Worth a short note today (Friday 27th June 2025) to note the publication of MN127877 – which references two market changes that will improve market transparency for all types of participants
Past 3 hours of continuous volatility on Thursday evening 26th June 2025
Considering that it was 16:45 (NEM time) when volatility started it’s notable that we’re into our 4th hour of volatility now on Thursday evening 26th June 2025.
Evening volatility ongoing (Thursday 26th June 2025), with NEM-wide ‘Market Demand’ above 31,000MW
A further update on the volatility and high demand seen on Thursday evening 26th June 2025.
Run of evening volatility starts early, on Thursday 26th June 2025
Here’s a NEMwatch snapshot at 16:50 (NEM time) on Thursday 26th June 2025 with the run of volatility in the southern regions already well underway.
AER approves application for Basslink to be converted into a regulated transmission service
After rejecting an earlier proposal, the AER has today approved the conversion of Basslink into a regulated transmission service.
Cold weather drives electricity ‘Market Demand’ higher (and higher than AEMO’s earlier forecasts)
I thought it would be worth adding a couple snapshots from the ‘Forecast Convergence’ widget in ez2view looking at ‘Market Demand’ as at various dispatch intervals on Thursday 26th June 2025 looking backwards ~7...
Morning volatility in the southern regions – Thursday 26th June 2025
Here’s a snapshot from NEMwatch at 07:25 to record some morning volatility on Thursday 26th June 2025
Guest Authored Posts
Modelling prices in a post-coal NEM: When batteries dominate the market
Paul Bandarian and David Leitch from ITK Services share modelling results for a post-coal NEM, arguing today’s electricity prices can be maintained if batteries become the dominant price-forming technology and solar is structurally supported.
Runway cost allocation – ready for liftoff?
Allan O'Neil unpacks a proposal under consideration by the AEMC to apply “runway” cost allocation to contingency FCAS, explaining how this could materially change who pays for frequency security in the NEM.
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