California July 8, 2021 11:14 pm Dangerous Heat Prompts Statewide Flex Alert Due to extreme heat and high demand sweeping the state, the California Independent System Operator (ISO) has issued a statewide Flex Alert for Friday. Chief Meteorologist Jeff Ranieri reports. US & World Videos 2:03 Bay Area forecast: AM Fog, sunny & slightly cooler 2:39 Forecast: Morning fog returns as temps start to dip 3:27 Jeff's Forecast: System brings temps down this weekend 2:49 Forecast: Drop in temps ahead 2:08 Kari's forecast: Drop in temps ahead