{{Short description|Aviation mnemonic}} {{other uses|Owl (disambiguation)}} '''OWLS''' is a mnemonic used by general aviation airplane pilots to assess an unprepared surface for a precautionary landing.<ref name="HTF150">Kaiser, John W.: ''How to Fly Book - Cessna 150'', page 37. Victoria Flying Club, 1977.</ref>
Like all mnemonics this check has become part of aviation culture and folklore.
OWLS:<ref name="HTF150" />
* '''O'''bstacles * '''W'''ind direction * '''L'''ength of surface * '''S'''urface condition and type
==References== {{reflist}}
{{Aviation mnemonics}}
Category:Aviation mnemonics
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