Food Safety Report: In-N-Out Burger, Broadway Street, Eureka, CA, USA 1 year ago • details 29 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Headache Suspected source: In n out hamburger Onset: 4 to 12 hours Duration: 4 to 12 hours