Day 1 to 34 advisory notices include all non-emergency notifications relevant for future days.

Three types of notifications are possible:

• An Alert to notify of changes or expected changes in system or market conditions to allow time for advanced preparations.
• A Warning to notify that potential future actions in the near term are more likely to be taken by the IESO, or market participants.
• An Action to notify that the IESO or market participants are taking actions to eliminate an identified or potential problem associated with either a system or market condition.