Weather WorldSanta Ysabel, CA Weather Forecast
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Santa Ysabel Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 |  |  |  | |  | | | | | | |
| Partly Cloudy | Patchy Fog | Mostly Sunny | Mostly Clear | Patchy Fog | Partly Cloudy | Patchy Fog | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear |
| Hi: 78°FHi: 26°C | Lo: 57°FLo: 14°C | Hi: 79°FHi: 26°C | Lo: 57°FLo: 14°C | Hi: 82°FHi: 28°C | Lo: 60°FLo: 16°C | Hi: 82°FHi: 28°C | Lo: 59°FLo: 15°C | Hi: 80°FHi: 27°C | Lo: 58°FLo: 14°C | Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1207 AM PDT Thu Sep 17 2026 
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Issued: 1045 AM PDT Thu Sep 17 2026
Discussion
...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
...UPDATED AVIATION DISCUSSION...
.SHORT TERM (Today through Saturday)... A low pressure system centered across northern California will maintain high temperatures as much as 5 to 10 degrees below average for the inland valleys today. The low pressure system will move inland on Friday with weak high pressure moving across California on Saturday. High temper...