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Vista, CA Weather Forecast

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Vista, CA Weather Forecast

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Vista CA weather - Overcast - 68°F
Overcast
68°F
Updated 4:12 am
Feels Like 65°F
Humidity 78%
Wind N 3 mph
Barometer  29.95 in
Dew Point 61°F
Vista CA weather - Overcast - 20°C
Overcast
20°C
Updated 4:12 am
Feels Like 18°C
Humidity 78%
Wind N 5 km/h
Barometer  101.4 kPa
Dew Point 16°C
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Vista Weather Forecast

TODAY TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT
Vista, CA Weather - Today Partly Cloudy Vista, CA Weather - Tonight Partly Cloudy Vista, CA Weather - Saturday Partly Cloudy Vista, CA Weather - Saturday Night Partly Cloudy Vista, CA Weather - Sunday Partly Cloudy Vista, CA Weather - Sunday Night Becoming Cloudy Vista, CA Weather - Monday Partly Cloudy Vista, CA Weather - Monday Night Partly Cloudy Vista, CA Weather - Tuesday Partly Cloudy Vista, CA Weather - Tuesday Night Partly Cloudy Vista, CA Weather - Wednesday Partly Cloudy Vista, CA Weather - Wednesday Night Partly Cloudy
Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Becoming Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Hi: 79°FHi: 26°C
 Lo: 62°FLo: 17°C Hi: 78°FHi: 26°C
 Lo: 62°FLo: 17°C Hi: 76°FHi: 24°C
 Lo: 64°FLo: 18°C Hi: 76°FHi: 24°C
 Lo: 63°FLo: 17°C Hi: 76°FHi: 24°C
 Lo: 63°FLo: 17°C Hi: 81°FHi: 27°C
 Lo: 65°FLo: 18°C
POP = Probability of Precipitation.
Weather Outlook Updated: 1135 PM PDT Fri Sep 18 2026 Vista, CA Weather - WeatherWorld.com

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Issued: 151 AM PDT Sat Sep 19 2026

Discussion

...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...

The 00z sounding Friday afternoon shows a well mixed marine boundary layer, around 3000 feet deep. Low clouds will be patchy overnight through the coastal basin and scatter out to the coast between 8-11 AM this morning.

While the coastal basin will maintain modest minimum relative humidity values (30-60% inland, 60-80% coast) this afternoon, conditions will...