Possible Clues:

• Subjects of some weather warnings
• Thundery weather
• Squalls
• Leaves in a huff, with "off"
• Attacks en masse, as a castle
• After Apollo 11 landed on the Sea of Tranquility, Apollo 12 touched down in the Ocean of ____
• Almost keep writing in tempestuous times
• Rushes, like a castle
• Charges for short story manuscript
• They're tracked by Doppler radar