Flash-Flood Warning Issued for Areas of San Bernardino and Riverside Counties

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A flash-flood warning was issued Sunday afternoon for areas of San Bernardino and Riverside counties, the National Weather Service announced.

KSGX_FFW_10_1437355800Among the areas that may be affected by the severe weather were Hesperia, Rancho Cucamonga and Jurupa Valley.

Doppler radar indicated a cluster of thunderstorms from western portions of the Inland Empire northward to the High Desert, according to the Weather Service.

Flash flooding was expected to begin shortly after 3:30 p.m., especially in steep terrain, the agency said. The warning was scheduled to expire at 6:30 p.m.