Once in a thunderstorm’s cold outflow, but not yet embedded in deep precipitation, observers often witness the upward-sloping maw of the shelf cloud’s underside. This shape is known colloquially as a “whale’s mouth”, sometimes accompanied by a resemblance of the rain core to baleen.
4 NE Matador TX (19 Apr 9) Looking NE
34.0557, -100.7749Whale’s Mouth
Once in a thunderstorm’s cold outflow, but not yet embedded in deep precipitation, observers often witness the upward-sloping maw of the shelf cloud’s underside. This shape is known colloquially as a “whale’s mouth”, sometimes accompanied by a resemblance of the rain core to baleen.
4 NE Matador TX (19 Apr 9) Looking NE
34.0557, -100.7749