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| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY |
 |  | | | | | | | | | | |
| Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear |
| Lo: 55°FLo: 13°C | Hi: 90°FHi: 32°C | Lo: 55°FLo: 13°C | Hi: 98°FHi: 37°C | Hi: 98°FHi: 37°C Lo: 61°FLo: 16°C | Hi: 98°FHi: 37°C Lo: 61°FLo: 16°C | Hi: 98°FHi: 37°C Lo: 60°FLo: 16°C | Hi: 98°FHi: 37°C Lo: 60°FLo: 16°C | Hi: 95°FHi: 35°C | Hi: 95°FHi: 35°C Lo: 57°FLo: 14°C | Hi: 95°FHi: 35°C Lo: 57°FLo: 14°C | Hi: 95°FHi: 35°C Lo: 57°FLo: 14°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 203 PM PDT Fri Aug 21 2026 
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Big Bar Forecast Discussion
Issued: 352 PM PDT Fri Aug 21 2026
Key Messages
- A deep marine layer and cooler temperatures aloft will combine to bring near to slightly below normal temperatures this weekend.
Discussion
...An upper level-open wave trough crowds into the PACNW coastline over the few days. This pacific low is a part of a larger pattern, Omega block, which has high pressure ridging set up in the interior with peak amplitude extending into Canada. The positive tilt of the pacific area trough has kept the potential for convection and consequently light...