In a major forecast twist, a three-day heat wave is now expected to hit the Bay Area from Tuesday through Thursday. San Francisco, Oakland and San Jose could see their hottest temperatures so far this year, and exceptionally warm nights will make the heat wave much more extreme across the entire region.
Earlier forecasts indicated remnants of Hurricane Marie would keep temperatures cool and bring Northern California a chance of rain, but that changed. Marie’s lingering circulation is now expected to be well off the coast, far enough away to disrupt the typical cooling sea breeze in San Francisco but close enough to send tropical clouds streaming over the Bay Area.
That combination of light winds and high-altitude clouds will combine for hot days and warm nights across the entire region. The National Weather Service said a heat advisory will probably be needed Wednesday and Thursday…