Los Angeles, California

Southern California is preparing for heavy rain and the potential for flash flooding starting Monday night, following a mild and sunny weekend. Showers are expected to begin late Monday and continue into Tuesday, with rainfall peaking at an 80% chance in most areas. Rainfall totals may reach up to two inches within a 24-hour period in some locations.

Weather Forecast and Rainfall Predictions

Residents of Los Angeles and Orange counties can expect a high of 78°F and a low of 58°F on Sunday. Rain chances are set to return on Monday with night showers expected, where the possibility of precipitation increases to 60% on Tuesday. In the valleys and Inland Empire regions, temperatures are anticipated to reach a high of 83°F and a low of 54°F on Sunday. Beach areas will enjoy sunny weather with highs around 71°F and lows of 59°F. Meanwhile, mountain areas will experience cooler temperatures, seeing highs of 60°F and potentially dipping to the mid-to-upper 20s overnight, prompting a hard freeze warning.

Impact of Upcoming Storm

Gusty winds are predicted leading into the storm, with gusts ranging from 20 to 40 mph. The storm is anticipated to be driven by a low-pressure system moving in from the northwest. Initially, it will affect Ventura County before spreading throughout Southern California. Expected rainfall for Los Angeles and Ventura counties is forecasted to be between 0.5 to 1.5 inches. San Luis Obispo and Santa Barbara counties could receive higher amounts, ranging from 1 to 2 inches, while mountain regions in these counties might see up to 4 inches of rain. Rainfall intensity during peak times is projected to range from 0.10 to 0.33 inches per hour.

Flooding and Safety Preparations

With the anticipated heavy rain, minor flooding could occur on roads, particularly in burn scar areas, where the risk for flash flooding increases. To mitigate potential hazards, local authorities are taking precautions, including distributing sandbags in areas at risk of debris flows due to recent wildfires.

Post-Storm Outlook

Following this storm, pleasant weather is expected later in the week with clear skies and more stable temperatures. Residents are encouraged to stay informed of weather updates and to prepare accordingly for the impending rainfall.

People living in flood-prone areas should take necessary precautions to safeguard their homes and ensure their safety during the storm events. Overall, it is crucial for Southern California residents to remain vigilant and prepared for changing weather conditions as the rainy period approaches.