Sonoma, Napa counties baking under October heat wave as temperatures soar near 100 degrees1 report from 1 outlet in 1 language · first reported 2026-10-03 22:15 UTC · updated 2026-10-03 22:15 UTC · JSONLifestyle & leisureSonomaNapaReportsSonoma, Napa counties baking under October heat wave as temperatures soar near 100 degreespressdemocrat.com · en · 2026-10-03 22:15 UTC