The most common and most likely answer to this crossword clue is the 10 letter word FORECASTLE
I've seen this crossword clue in Financial Times
F
O
R
E
C
A
S
T
L
E
More clues leading to the result FORECASTLE
- Warning drove the French into ship’s storage area
- Warning man on board in crew’s quarters
- American forces let out of living quarters for the ship’s crew
- Predict what are opening leads effectively in quarter of hands
- Close after mixing in crew’s quarters
- Opponent capturing rook on rook’s place on board
- Divine, the French crew’s accommodation
- Expect the French at the deckhouse, say
- Word of warning by man on board where the crew is housed
- Predicted luggage emptied in part of ship
Buddy explains!

The straight part
We know that "ship’s storage area" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case ship’s storage area = forecastle.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does FORECASTLE mean?
FORECASTLE noun- A raised part of the upper deck at the front of a ship.
- Crew's quarters located at the forward part of a ship.