The National Weather Service announced a tornado watch in effect across a large portion of the eastern states Monday morning through to 5 p.m. EDT.
From Washington D.C. up through Maryland and Pennsylvania and into New Jersey and parts of New York, the conditions are favorable for the formation of tornadoes.
Conditions are favorable for the development of tornadoes in these areas. People should be prepared to seek shelter immediately.
The Weather Service lists danger signs:
- Dark, often greenish sky
- Large hail
- A large, dark, low-lying cloud (particularly if rotating)
- Loud roar, similar to a freight train.
