sentence2_structure: You<>can expect<>stormy if a center of low pressure is moving your way$$$a center of low pressure<>is moving<>your way
sentence1: A falling barometer indicates the arrival of a low pressure air system, which often means stormy weather.
sentence2: You can expect stormy if a center of low pressure is moving your way.
question: What kind of weather can you expect if a center of low pressure is moving your way?