Possible Clues:

• The rain squally? Get protection overhead
• Lunch lady's accoutrement
• Head protection from the lashing rain pouring in
• Head-covering keeping the rain off?
• Fine mesh over coiffure
• Locks may be enmeshed in this
• That gets one enmeshed overhead
• The rain (anag) - used after shampooing?
• The rain (anag)
• It protects locks from the rain