Spring Valley Lake, CA Weather Forecast
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Spring Valley Lake Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
| Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 57°FLo: 14°C | Hi: 76°FHi: 24°C | Lo: 54°FLo: 12°C | Hi: 77°FHi: 25°C | Lo: 55°FLo: 13°C | Hi: 78°FHi: 26°C | Lo: 53°FLo: 12°C | Hi: 73°FHi: 23°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C | Lo: 47°FLo: 8°C | Hi: 64°FHi: 18°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 110 PM PDT Fri Oct 16 2026 

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Issued: 1101 PM PDT Fri Oct 16 2026
Discussion
...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
...UPDATED AVIATION DISCUSSION...
Gusty winds are being observed across Southern California, with the strongest winds being observed on mountain foothills and below passes and canyons. Top 3 wind gusts over the past 48 hours were Buckman Springs with a gust of 82 mph, a 80 mph gust in Hellhole Canyon, and a 78 mph gust in Sill Hill. Over the past 12 hours t...
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