weathermaker
nounEtymology From weather + maker.
1
One who attempts to influence the weather by magic; one who performs a weathermaking ritual.
- A death, a drought ascribable to the sorcery of a weathermaker, a cyclone and so forth could always excite the natives to acts of revenge, and consequently no man could leave his district unarmed […]1999, Felix Speiser, Ethnology of Vanuatu, page 211:
2
Informal A storm; a meteorological event that creates unpleasant weather.
- At first glance, that looks like a severe weather maker to our south, with the potential to move into our part of the world. Worth watching.2017 January 14, “Saturday Afternoon Update”, in Kentucky Weather Center:
3
Informal A geographical feature that tends to cause weather to form.
- It's right on the shore of a body of water that is considered Central New York's principal weather-maker. That makes this place the perfect seasonal bellwether: When it opens for the season, spring is here. When it closes, winter's not far behind.2010 August 4, “Answers to Quiz de Cuisine, our test of Syracuse-area restaurant knowledge”, in Syracuse.com: