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Forest Grove High School Weather Forecast
| REST OF TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  | |  | |  |  |  | | | | |
| Partly Cloudy | Patchy Fog | Partly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Sunny | Mostly Clear | Chance of Showers | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny |
| Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 50°FLo: 10°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 201 AM PDT Wed Aug 26 2026 
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Issued: 424 AM PDT Wed Aug 26 2026
Discussion
...Now through Tuesday...Upper level troughing across the northeast Pacific will slowly shift eastward toward western Canada and the PacNW today, supporting lowering heights and cooler temperatures. Increasing onshore flow is expected to bring marine status to the interior lowlands early this morning will aid in keeping afternoon highs near the seasonal average in the low 80s inland and 60s along the coast. Low cloud cover across the interior is expected to break up late in the morning...