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Rancho Alamitos High School, CA Weather Forecast
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Rancho Alamitos High School Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 | | |  |  | |  | | |  |  |  |
| Patchy Fog | Patchy Fog | Patchy Fog | Mostly Clear | Mostly Sunny | Mostly Clear | Partly Cloudy | Mostly Clear | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of Showers |
| Hi: 100°FHi: 38°C | Lo: 74°FLo: 23°C | Hi: 101°FHi: 38°C | Lo: 73°FLo: 23°C | Hi: 97°FHi: 36°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 84°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 86°FHi: 30°C | Lo: 66°FLo: 19°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1210 AM PDT Thu Aug 27 2026 
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Issued: 424 AM PDT Thu Aug 27 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)... High temperatures will remain around 10 degrees above average through Friday with high temperatures ranging from the 80s at the beaches to 100 to 110 for the Inland Empire with 112 to 116 for the lower deserts. Nights will remain quite warm through Friday night with near-record warm o...