People heading to the beach to beat the heat in the Bay Area are being warned about dangerous surf conditions that will coincide with rising temperatures.
A Spare the Air Alert is also in effect for Thursday.
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WATCH: ABC7 Bay Area AccuWeather forecast here
THURSDAY (HOTTEST DAY)
On Thursday, the Heat Advisory will expand to include almost all of the Bay Area. Record heat is likely.
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There will be widespread temperatures in the 80s and 90s with no relief along the coast.
Dangerous surf will continue with a High Surf Advisory in effect along the coast. Waves could approach 30 feet in spots.
"The combination of the two events along the coast will pose a serious threat to life for those visiting beaches exposed to the open Pacific," weather service officials said.
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FRIDAY
The warm spell is short lived as cooler weather arrives Friday and temperatures dip below average into the weekend.
From Friday to Monday, the area will experience a cool-down as the high-pressure system that brought the heat moves off to the east.
Bay City News contributed to this report.
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