Emeryville Crescent State Marine Reserve

*HEAT ALERT: With temperatures set to exceed 110 degrees throughout much of the state this week, California is urging everyone to take extra precautions as they celebrate the Fourth of July. Governor Newsom has directed the Office of Emergency Services to activate its State Operations Center. Read about how California is preparing for this heatwave. The National Weather Service has issued an excessive heat warning for parts of California from 11 a.m. on Tuesday, July 2, through Sunday, July 7, at 8 p.m. PDT. Please be sure to take extra precautions when heading outdoors and know before you go by checking the park’s webpage ahead of time. Visit our safety tips webpage and get the latest on the weather at weather.gov.