Weather WorldFletcher Retarding Basin, CA Weather Forecast
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Fletcher Retarding Basin Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 | |  | | | | |  |  | | | |
| Patchy Fog | Patchy Fog | Partly Cloudy | Patchy Fog | Partly Cloudy | Patchy Fog | Partly Cloudy | Clear | Mostly Sunny | Clear | Mostly Sunny | Mostly Clear |
| Hi: 81°FHi: 27°C | Lo: 62°FLo: 17°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 83°FHi: 28°C | Lo: 61°FLo: 16°C | Hi: 84°FHi: 29°C | Lo: 62°FLo: 17°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1245 AM PDT Mon Sep 14 2026 
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Issued: 434 AM PDT Mon Sep 14 2026
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...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
...UPDATED AVIATION DISCUSSION...
.SHORT TERM (Today through Wednesday)... Low pressure along the West Coast will continue a cooling trend through Wednesday. High temperatures today will cool a few degrees, cool another few to around 5 degrees on Tuesday, with a few more degrees of cooling on Wednesday.
High temperatures on Wednesday will be near average at ...