Are there any derivative forecasting tools that focus on forecasting load and generation output for an energy trading analyst?

Yes — there are several forecasting tools and platforms aimed at power/energy traders that focus on load, generation, and renewables output forecasts. “Derivative” is a bit ambiguous here, so I’ll assume you mean support tools used by an energy trading analyst for forecasting the underlying physical variables that drive power markets.

Common categories of tools

1. Weather-driven load and renewable forecasting platforms

These are often the most useful for trading:

• Load forecasting: demand by zone/ISO/market
• Wind/solar generation forecasting
• Meteorological data integration for temperature, wind speed, cloud cover, etc.

Examples:

• Tomorrow.io
• The Weather Company / IBM
• DTN
• Meteomatics
• Vaisala
• WeatherOptics (more utility-focused, but relevant)
• StormGeo (common in energy trading contexts)

2. Power market analytics / trading platforms

These often include forecasting modules or integrate with third-party forecasters:

• ABB Ability / Energy Trading & Risk Management (ETRM) tools
• Openlink / ION
• Kpler (more commodity-focused, but some power analytics depending on region)
• Volue
• Montel
• Enercast (renewables forecasting)
• WattTime (more emissions/grid intensity than load, but used in analysis)

3. Grid/ISO data + forecast APIs

For analysts who build their own models:

• ENTSO-E transparency platform (Europe)
• EIA APIs (US fundamentals)
• ISO/RTO data feeds like:
  • ERCOT
  • PJM
  • CAISO
  • MISO
  • NYISO
  • ISO-NE
• OpenWeather / Meteomatics / NOAA / ECMWF for weather inputs

4. ML/analytics platforms for custom forecasting

If you want to build proprietary forecasts:

• DataRobot
• AWS Forecast / SageMaker
• Azure Machine Learning
• Databricks
• Palantir Foundry (for large-scale ops + analytics)

If your focus is trading-specific

Look for tools with:

• Day-ahead / intraday forecast updates
• Nodal or zonal load forecasts
• Renewables forecast error bands
• Scenario analysis
• API access
• Historical backtesting
• ISO market overlays and outage visibility

Short answer

If you want the most trading-relevant off-the-shelf options, a lot of analysts use combinations of:

• StormGeo / DTN / Vaisala / Meteomatics for weather and load/gen forecasting
• Volue / Montel / ION / Openlink for market and trading workflows
• ISO/RTO + weather APIs if they build internal models

If you want, I can also give you:

1. a vendor comparison table,
2. the best tools by region (US, EU, UK, etc.), or
3. a setup for building your own forecasting stack for power trading.