There is a chart someone put together on wikipedia with the prevalence of the variant. Over the last few weeks the US numbers have been.
In other countries the next weeks have jumped to ~30%, ~50%, because that's what the growth rate looks like. Feel free to dismiss the entire scenario because the prediction might have been off by 2 weeks.
en.wikipedia.org
EDIT: The entry also says for the US, "The variant was expected to become dominant on March 8 for Florida, March 23 for United States, April 5 for California. The link for the source of these dates:
https://www.medrxiv.org/content/10.1101/2021.02.06.21251159v1