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Las Lomas Park, CA Weather Forecast
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Las Lomas Park Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
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| Partly Cloudy | Mostly Clear | Mostly Sunny | Patchy Fog | Patchy Fog | Partly Cloudy | Patchy Fog | Mostly Clear | Mostly Sunny | Chance of Showers | Chance of Showers | Partly Cloudy |
| Hi: 100°FHi: 38°C | Lo: 71°FLo: 22°C | Hi: 96°FHi: 36°C | Lo: 68°FLo: 20°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 87°FHi: 31°C | Lo: 63°FLo: 17°C | Hi: 85°FHi: 29°C | Lo: 66°FLo: 19°C | Hi: 87°FHi: 31°C | Lo: 67°FLo: 19°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 112 AM PDT Fri Aug 28 2026 
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Issued: 232 AM PDT Fri Aug 28 2026
Discussion
...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
...UPDATED AVIATION DISCUSSION...
The strong upper ridge centered over Arizona will remain in place through Friday with 500 mb heights hovering around 594 dm over southern California. High temperatures generally overperformed yesterday with daily record high maximums set in a few inland valley and desert locations. This overperforming trend will have to com...