Flash Flood Watch:
Issued at: 9:55 am PDT on September 17, 2014, expires at: 8:00 PM PDT on September 17, 2014
- ...Flash Flood Watch remains in effect until 8 PM PDT this evening... The Flash Flood Watch continues for
- a portion of southwest California...including the following areas...apple and Lucerne valleys...Coachella Valley... Riverside County mountains...San Bernardino County mountains...San Diego County deserts and San Diego County mountains.
- Until 8 PM PDT this evening
- thunderstorms are expected to develop by late morning and continue through the afternoon. Thunderstorms will be relatively stationary...adding to the threat of heavy rainfall over one location in a short period of time.
- The risk of flash flooding will be greatest in steep canyons... downstream from the mountain slopes...and recently burned areas where runoff and debris can quickly fill dry washes. 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. Harrison