A sweltering heat wave across the U.S. southwest will send San Diego County’s temperatures soaring into dangerous territory for most of the county this week.

Coastal San Diego will see cloudy conditions and chances of showers in the morning and night during the week, with mild gusts and highs in the lower 70s.

SDG&E is still investigating the root cause of the problem but said investigators are confident it's weather related.

A long and grueling heat wave brought record-setting temperatures to San Diego County, according to the National Weather Service.

Thermometer readings into triple digits expected to continue in various locales into the weekend and until early next workweek.

Here’s how hot it got in 27 communities across the county on Friday, according to the NWS: Ramona: 114Ocotillo Wells: 114Escondido: 112Borrego Springs: 111San Pasqual Valley: 111 Gillespie Field: 106El Cajon: 105San Marcos: 103Rancho Bernardo: 102Miramar MCAS: 102

The CDC’s Heat and Health Vulnerability Index determined that ten San Diego County ZIP codes are in the top 10% of the country’s most vulnerable to the effects of extreme heat, the top cause of weathe

The cooler weather will continue through the week, warming up again by the weekend -- but nothing like the record-breaking temperatures ushered in during the first weeks of

The system is expected to generate winds gusting upwards of 50 mph on Monday afternoon and evening along eastern Interstate 8 near the border of San Diego and Imperial counties.

A sweltering heat wave across the U.S. southwest will send San Diego County's temperatures soaring into dangerous territory for most of the county this week.