Warnings were in place again Wednesday in the Los Angeles area for the prospect of strong winds combining with dry conditions to spread wildfires as firefighters battled a series of blazes in the region that have already killed at least 25 people. After winds were weaker than expected during the day Tuesday, the National Weather Service said the region was “not out of the woods yet,” with the potential for a surge in winds through early Wednesday afternoon. Utility companies shut off power to more than 77,000 households to prevent their power lines from sparking new blazes. The winds threatened