flash flood warning

FLASH FLOODING AND EXTREME THUNDERSTORM WARNING IN EFFECT

July 24, 2019 (San Diego's East County) -- The National Weather Service has issued a flash flooding and extreme thunderstorm warning for the southeast portions of San Diego County in effect now through 4 p.m.  Locations likely to experience flooding include  Alpine, I-8 Between Pine Valley And Boulevard, Lake Morena, Potrero, Campo, Pine Valley, Descanso, Tecate, Guatay and Barrett  Lake.

Photo, right: Rainstorm over Boulevard, taken by Donna Tisdale this afternoon

PRECAUTIONARY/PREPAREDNESS ACTIONS:

Excessive runoff from heavy rainfall will cause flooding of small creeks and streams, country roads, farmland, and other low lying  spots.

In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route.

FLASH FLOOD WARNINGS AND WATCHES ISSUED

December 6, 2018 (San Diego) -- The National Weather Service has issued flash flood watchings, warnings and advisories across our region. A flash flood warning, the most severe alert, is in effect now through 8:30 p.m. for  Chula Vista, Descanso, El Cajon, National City, La Mesa, Poway, Imperial Beach, Ramona, Coronado, Alpine , portions of the San Diego city  limits, and Mission Valley.  An advisory is in effect for a broader area spanning the entire county from coasts to deserts.

Thunderstorms are producing heavy rain across the warned area.  A half to nearly an inch of rain has already fallen with another inch or more expected. 

Do not attempt to drive across a flooded roadway and stay indoors during thunder and lightning.