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Mike Honey Profile picture
Mike Honey
@Mike_Honey_
Data Visualisation and Data Integration specialist - Melbourne, Australia https://t.co/U523OiUH7T Support my projects by sponsoring me on Github

Jun 7, 2025, 6 tweets

Here's the latest variant picture for the United States, to late May.

The LP.8.1.* variant was down to 37%.

The next challenger looks like XFG.*, which grew strongly to 24%.

The NB.1.8.1 "Nimbus" variant is also growing, up to 16%.

#COVID19 #USA #XFG #NB_1_8_1 #Nimbus
🧵

For the US, the XFG.* variant shows a strong growth advantage of 6.1% per day (43% per week) over LP.8.1.*, which predicts a crossover in late May (the data routinely lags).
🧵

XFG.* has mainly been reported from New York state, rising to 33% frequency. It has also been very common among the International Traveller samples. It rose in Vermont to 20%.
🧵

For the US, the NB.1.8.1 "Nimbus" variant shows a faster growth advantage of 7.2% per day (50% per week) over LP.8.1.*, which now predicts a crossover in early June (the data routinely lags).
🧵

NB.1.8.1 "Nimbus" has mainly been reported among the International Traveller samples, at around 20-40% frequency.

It has been dominant among patchy samples from Maryland.
🧵

Report link:

🧵 endsmike-honey.github.io/covid-19-genom…

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