Westchester, CA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Westchester Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT |
| Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers |
| Hi: 95°FHi: 35°C | Lo: 66°FLo: 19°C | Hi: 86°FHi: 30°C | Lo: 66°FLo: 19°C | Hi: 80°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 76°FHi: 24°C | Lo: 65°FLo: 18°C | Hi: 70°FHi: 21°C | Lo: 61°FLo: 16°C | Hi: 70°FHi: 21°C | Lo: 60°FLo: 16°C |
| POP: 20% | POP: 40% | POP: 50% | POP: 40% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 949 AM PDT Wed Oct 07 2026 

Westchester Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Westchester Weather Map
Westchester Quick Facts
Westchester Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1034 AM PDT Wed Oct 7 2026
Aviation
...07/1731Z.
At 1700Z at KLAX, the marine layer was 400 ft deep. The top of the inversion was 2600 feet with a temperature of 29 C.
High confidence in VFR TAFs for KPMD, KWJF, KPRB, KBUR, & KVNY.
Moderate confidence in KSBP/KSMX. Timing of CIG/VSBY restrictions may be off +/- 2 hours.
Low confidence in CIG forecast for KOXR/KCMA with a 30-40% chance LIFR/IFR do not develop.
For KLAX/KLGB, there is a 30-40% chance LIFR or IFR CIGs from 08/10-16Z. 20% chc for KSMO.
KLAX...High confidence in VFR ...
Weather World