San Marcos, California

Areas of early morning low clouds and fog in the western valleys with local visibility one quarter mile or less at times... otherwise mostly sunny in the morning...becoming partly cloudy in the afternoon. Highs 75 to 80 in the western valleys to 84 to 89 near the foothills. Light winds.

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Partly cloudy. Lows 56 to 61. Light winds.

Partly cloudy. Slight chance of sprinkles and thunderstorms. Chance of measurable rainfall less than 20 percent. Some thunderstorms may produce gusty winds. Highs 77 to 82 in the western valleys to 87 to 92 near the foothills. Light winds.

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Partly cloudy. Slight chance of sprinkles in the evening. Lows 60 to 65. Light winds.

Partly cloudy in the morning...becoming mostly sunny. Highs 79 to 84 in the western valleys to 87 to 92 near the foothills. Light winds becoming northwest 15 mph in the afternoon.

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Mostly clear in the evening...becoming partly cloudy. Lows 60 to 66.

Partly cloudy in the morning...becoming mostly sunny. Highs 81 to 86 in the western valleys to 90 to 95 near the foothills.

Mostly clear in the evening...becoming partly cloudy. Lows 60 to 66.

Partly cloudy in the morning...becoming mostly sunny. Highs 83 to 88 in the western valleys to 91 to 96 near the foothills.

Mostly clear in the evening then patchy low clouds and fog. Lows 60 to 66.

Partly cloudy in the morning...becoming mostly sunny. Highs 82 to 87 in the western valleys to 90 to 95 near the foothills.

Mostly clear in the evening then patchy low clouds and fog. Lows 59 to 65.

Patchy low clouds and fog in the morning then mostly sunny. Highs 81 to 86 in the western valleys to 90 to 95 near the foothills.