Red Flag warning for wildfire to take effect

SAN DIEGO - Forecasts calling for stiff winds and extra-low humidity in Riverside County and across the San Diego area this weekend prompted the National Weather Service to issue a ''red flag'' wildfire warning, effective from noon today to 6 p.m. Sunday.

During that period, ''critical'' brush-fire risks will prevail due to sustained winds of 15-30 mph around the region, with gusts up to 65 mph in some locales, and daytime air-moisture levels dipping to about 10 percent, according to the federal agency.

The conditions are expected to begin improving Sunday evening, though stronger-than-usual w...