It's just as good without 'off'. You can also say that the wind is 'easing (off)', 'falling', 'decreasing' or 'lowering'.Can I say the wind is dropping off to mean that the wind is abating? Yes.
:up: Or 'slackening [off]'. Winds also drop - though that verb would sound a bit odd with a pronoun - 'It's dropped' ;-?It's just as good without 'off'. You can also say that the wind is 'easing (off)', 'falling', 'decreasing' or 'lowering'.
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