Expires:202509190330;Remove:202509190330;683702 FPUS76 KEKA 190227 NOWEKA Short Term Forecast National Weather Service Eureka CA 727 PM PDT Thu Sep 18 2025 CAZ113-115-190330- Southeastern Mendocino Interior-Southern Lake- 727 PM PDT Thu Sep 18 2025 .NOW... Isolated thunderstorms are forecast to continue through this evening. Seek shelter inside a building or in a vehicle if you hear thunder. Expect deadly cloud-to-ground lightning strikes and perhaps brief heavy rain with storms. $$