ByCameron Bopp Friday, July 10, 2026 2:17AM SAN FRANCISCO (KGO) -- A heat dome building over the western United States is expected to bring warmer temperatures to the Bay Area through early next week, along with a chance of thunderstorms and dry lightning in some areas. While most of the Bay Area is not expected to see record-breaking daytime temperatures, climate scientist Daniel Swain of UC Agriculture and Natural Resources said the event could still be significant.