Evacuations have been ordered in Oroville as the The Thompson Fire has engulfed at least 75 acres. Track other wildfires across California.

Crews in Northern California are working in scorching conditions as they battle a wildfire in Butte County that forced the evacuation of about 13,000 people in and around Oroville. (AP Video by Noah B

California’s busy fire season could escalate this week amid strong winds and a prolonged and punishing heat wave that will hit much of the state. Meteorologists are warning of “critical” fire danger as conditions grow increasingly flammable during the Fourth of July holiday week — when wildfire ignitions typically spike.

Much of California faces a one-two weather punch this week as a dangerous heat wave and high fire risk arrive at a time when millions will be outside celebrating Independence Day. Temperatures in the Sacramento Valley could reach 115 degrees this week,

California has a zero-tolerance policy when it comes to illegal fireworks. While some cities allow legal fireworks, lighting a July 4 firework in other parts of the state can lead to jail time or a fine.

Planning to see July 4th fireworks in Southern California? Here’s our complete guide to your options, including free shows, beach tips and a playlist.

Here are all the must-attend events happening throughout Sonoma County during the 4th of July weekend. Make sure you have enough time to check out all the incredible events surrounding you. The Green Music Center at Sonoma State University will hold the biggest firework show in all of Sonoma County this year.