11/3/2025 12:21:00 PM until 11/3/2025 11:00:00 PM

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...A portion of northwest California, including the following areas, Northeastern Mendocino Interior, Northern Lake, Southeastern Mendocino Interior, Southern Lake, Southern Trinity and Southwestern Mendocino Interior. * WHEN...From late Tuesday night through Wednesday morning. * IMPACTS...There will be an increased risk of rock and land slides along roadways. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - A strong Atmospheric River weather system will bring persistent moderate to heavy rainfall - http://www.weather.gov/safety/flood