645 WHUS46 KMTR 190939 CFWMTR Coastal Hazard Message National Weather Service San Francisco CA 239 AM PDT Tue May 19 2026 CAZ506-191045- /O.EXP.KMTR.CF.Y.0005.000000T0000Z-260519T1000Z/ North Bay Interior Valleys- 239 AM PDT Tue May 19 2026 ...COASTAL FLOOD ADVISORY WILL EXPIRE AT 3 AM PDT EARLY THIS MORNING... The threat for coastal flooding has diminished. $$