Extended period of abnormally hot weather.
WeatherClimatePhenomenonNatural
Current best complexity is 5:
Heatwave can be discovered in Concepts, categorized under Weather, Climate, Phenomenon, Natural. Extended period of abnormally hot weather.
It has been discovered by 56 boards and crafted 247 times, first appearing 6 months ago. Heatwave can be created from 148 recipes, and goes on to appear as an ingredient in 257 others.
Heatwave was first discovered by Sarah's board 6 months ago. They also hold the lowest-complexity recipe, at 5.
You'll find Heatwave in the Weather Phenomena collection.
Related concepts worth exploring include Cloud, Mud, Smoke, Fog, Firestorm, Rain, and 6 more.