hang/lie heavy

hang/lie ˈheavy (on somebody/something)

1 (of a feeling or something in the air) be very noticeable in a particular place in a way that is unpleasant: Smoke lay heavy on the far side of the water.Despair hangs heavy on the air.
2 make somebody/something feel uncomfortable or anxious: The crime lay heavy on her conscience.
See also: hang, heavy, lie