Spot aframax earnings have risen to their highest in recent months, but some industry experts warn that the rally could soon be over.

Fearnley Securities estimated average aframax earnings at $8,514 per day on Wednesday, outperforming larger crude tankers and up from $2,504 per day on 17 February.

Brokers reported strong rates on several west-of-Suez trading routes amid weather-related delays in the Black Sea, the Caribbean and fixing activity in Libya and the North Sea.