Managed to get some sleep in desert storm (6)

I believe the answer is:

rested

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'managed to get some sleep' is the definition.
I can't judge whether this definition defines the answer.

'desert storm' is the wordplay.
'storm' is an anagram indicator.
'desert' is an anagram of 'RESTED'.

'in' is the link.

Can you help me to learn more?

(Other definitions for rested that I've seen before include "Took break in desert" , "Took a break from activities" , "Relaxed, took a break" , "Reposed or took a breather" , "Took one's ease" .)

I've seen this clue in The Globe and Mail.

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