7-Day Forecast Summary
7-Day Detailed Weather Forecast for Costa Mesa
This Afternoon |
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Temperature: 84°F Wind Speed: 10 mph Wind Direction: W Forecast: Sunny, with a high near 84. West wind around 10 mph. |
Tonight |
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Temperature: 64°F Wind Speed: 0 to 10 mph Wind Direction: SW Forecast: Mostly clear, with a low around 64. Southwest wind 0 to 10 mph. |
Monday |
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Temperature: 78°F Wind Speed: 0 to 5 mph Wind Direction: S Forecast: Patchy fog between 8am and 11am. Sunny, with a high near 78. South wind 0 to 5 mph. |
Monday Night |
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Temperature: 63°F Wind Speed: 0 to 5 mph Wind Direction: SW Forecast: Patchy fog between 11pm and 5am. Partly cloudy, with a low around 63. Southwest wind 0 to 5 mph. |
Tuesday |
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Temperature: 76°F Wind Speed: 0 to 10 mph Wind Direction: S Forecast: Mostly sunny, with a high near 76. South wind 0 to 10 mph. |
Tuesday Night |
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Temperature: 64°F Wind Speed: 0 to 5 mph Wind Direction: S Forecast: A chance of rain after 5am. Partly cloudy, with a low around 64. Chance of precipitation is 30%. |
Wednesday |
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Temperature: 73°F Wind Speed: 0 to 10 mph Wind Direction: S Forecast: A chance of rain before 5pm, then showers and thunderstorms. Mostly cloudy, with a high near 73. |
Wednesday Night |
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Temperature: 59°F Wind Speed: 5 to 10 mph Wind Direction: S Forecast: Showers and thunderstorms. Cloudy, with a low around 59. |
Thursday |
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Temperature: 69°F Wind Speed: 5 to 10 mph Wind Direction: S Forecast: Rain showers. Partly sunny, with a high near 69. |
Thursday Night |
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Temperature: 57°F Wind Speed: 5 to 10 mph Wind Direction: NW Forecast: A chance of rain showers before 11pm. Partly cloudy, with a low around 57. |
Friday |
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Temperature: 71°F Wind Speed: 0 to 10 mph Wind Direction: SW Forecast: Sunny, with a high near 71. |
Friday Night |
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Temperature: 58°F Wind Speed: 5 to 10 mph Wind Direction: NW Forecast: Mostly clear, with a low around 58. |
Saturday |
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Temperature: 77°F Wind Speed: 0 to 5 mph Wind Direction: N Forecast: Sunny, with a high near 77. |
Saturday Night |
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Temperature: 60°F Wind Speed: 5 mph Wind Direction: N Forecast: Mostly clear, with a low around 60. |

