Lightning spotted on the Murrieta horizon at about 8:30 p.m. Thursday may be related to a flash flood warning just issued for central Riverside County.
The National Weather Service issued the following:
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN DIEGO CA
813 PM PDT THU AUG 22 2013
THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CENTRAL RIVERSIDE COUNTY IN SOUTHERN CALIFORNIA... THIS INCLUDES
THE CITY OF INDIO...LA QUINTA...AND COACHELLA...
* UNTIL 1115 PM PDT
* AT 803 PM PDT...DOPPLER RADAR INDICATED A THUNDERSTORM CAPABLE OF
PRODUCING FLASH FLOODING OVER THE WARNED AREA.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PALM DESERT
COUNTRY AND MECCA