Common Terminology

When a Flood WATCH Is Issued . . .

  • It means conditions are favorable for flooding. It does not mean flooding will occur, but it is possible.
  • You should move valuables to higher floors of your home.
  • Fill your car's gas tank, in case an evacuation notice is issued.


When a Flood WARNING Is Issued . . .

  • It means flooding is imminent or occurring.
  • Listen to local radio and TV stations for information and advice. If told to evacuate, do so as soon as possible.


When a Flash Flood WATCH Is Issued . . .

  • It means conditions are favorable for flash flooding. It does not mean that flash flooding will occur, but it is possible.
  • Be alert to signs of flash flooding and be ready to evacuate on a moment's notice.


When a Flash Flood WARNING Is Issued . . .

  • It means flash flooding is imminent or occurring.
  • Or if you think it has already started, evacuate immediately. You may have only seconds to escape. Act quickly!
  • Move to higher ground away from rivers, streams, creeks, and storm drains. Do not drive around barricades . . . they are there for your safety.
  • If your car stalls in rapidly rising waters, abandon it immediately and climb to higher ground.


Information courtesy of American Red Cross: Black Hills Area Chapter Press Release (April 7, 2009)