KTLA 5 Weather Forecast: Warm Start, Chance of Showers by Thursday

Current Conditions and Near-Term Outlook

• ☀️ Southern California is experiencing warm temperatures, with Monday reaching 79 degrees, 11 degrees above average.
• ☁️ A marine layer is expected to move onshore Tuesday morning, bringing a bit of gray closer to the coast.
• 🔥 Tuesday will be even warmer, with temperatures continuing to rise before a transition begins on Wednesday.

Humidity and Offshore Flow

• 🌡️ Relative humidity values are currently low, mostly in the teens during the afternoon, indicating a persistent offshore flow.
• 💧 Overnight humidity recoveries are crucial for cooling, with values expected to increase significantly by Tuesday night.
• 💨 Low overnight humidity can lead to dry conditions and hotter days if recovery is insufficient.

Transition to Cooler Weather and Potential Rain

• 💨 The current ridge of high pressure is expected to move out by Thursday.
• 🌧️ An area of low pressure pushing in from the south by Thursday could bring a small chance of rain.
• ⛰️ Mountain areas will see temperatures drop into the 40s by Thursday after mid-50s for the next couple of days.
• ☁️ Inland Empire temperatures will drop closer to average in the upper 60s by Thursday, with increasing clouds.
• 🌊 Coastal areas will experience a 10-degree drop by Thursday, with a slight chance of showers.