flash flood warning washington county kane county utahFlash Flood Watch
Issued: 10:01 AM MDT Aug. 4, 2017 – National Weather Service
... Flash Flood Watch in effect from 2 PM MDT this afternoon
through this evening... 

The National Weather Service in Salt Lake City has issued a

* Flash Flood Watch for portions of central Utah and southern 
  Utah, including the following areas, in central Utah, San 
  Rafael Swell. In southern Utah, Glen Canyon Recreation 
  Area/Lake Powell, south central Utah, southern mountains, and 
  utahs Dixie and Zion National Park.

* From 2 PM MDT this afternoon through this evening

* scattered showers and thunderstorms capable of producing heavy
  rainfall will develop this afternoon across the higher terrain,
  and spread southward across the lower elevations of southern 
  Utah during the late afternoon and evening. 

* Heavy rainfall can lead to rapid onset of flooding, with some 
  of the most prone areas being slot canyons, burn scars, 
  normally dry washes, and low water crossings. Water can rise 
  quickly downstream of heavy rain, even when the actual 
  thunderstorm is many miles away. Rock and mud slides, as well 
  as water flowing across roadways, will be possible and could 
  locally impact travel. 

Precautionary/preparedness actions... 

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.




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