I-405 CA weather conditions near Costa Mesa, California
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Overcast 61°F 2025-06-13T07:15:00 
Today 2025-06-13, Decreasing Clouds. Cloudy, then gradually becoming mostly sunny, with a high near 74. Light south wind becoming southwest 5 to 10 mph in the morning.
Tonight 2025-06-13, Increasing Clouds. Increasing clouds, with a low around 61. South wind around 5 mph.- Saturday 2025-06-14, Decreasing Clouds. Cloudy, then gradually becoming mostly sunny, with a high near 77. Light and variable wind becoming southwest 5 to 10 mph in the morning.
- Saturday Night 2025-06-14, Increasing Clouds. Increasing clouds, with a low around 62. West wind around 5 mph becoming calm after midnight.
- Sunday 2025-06-15, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 79. Light and variable wind becoming west 5 to 10 mph in the morning.
- Sunday Night 2025-06-15, Increasing Clouds. Increasing clouds, with a low around 63.
- Monday 2025-06-16, Gradual Clearing. Cloudy through mid morning, then gradual clearing, with a high near 77.
- Monday Night 2025-06-16, Increasing Clouds. Increasing clouds, with a low around 62.
- Tuesday 2025-06-17, Gradual Clearing. Cloudy through mid morning, then gradual clearing, with a high near 77.
- Tuesday Night 2025-06-17, Increasing Clouds. Increasing clouds, with a low around 63.
- Wednesday 2025-06-18, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 77.
- Wednesday Night 2025-06-18, Increasing Clouds. Increasing clouds, with a low around 63.
- Juneteenth 2025-06-19, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 77.