Weather WorldSpiering Reservoir, OR Weather Forecast
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Spiering Reservoir Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  |  |  | |  |  | | |  | | |
| Partly Cloudy | Cloudy | Chance of Showers | Mostly Sunny | Partly Cloudy | Mostly Cloudy | Mostly Clear | Sunny | Mostly Clear | Chance of Rain | Partly Cloudy | Mostly Sunny |
| Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 85°FHi: 29°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C |
| POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 501 PM PDT Thu Aug 20 2026 
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Spiering Reservoir Forecast Discussion
Issued: 303 PM PDT Thu Aug 20 2026
Discussion
...Tonight through Wednesday...Tonight into Friday morning, low temperatures around 60-65 degrees across the Portland/Vancouver Metro, Columbia River Gorge, and Cascade foothills will result in limited overnight relief from the heat. Chances for low temperatures remaining above 65 degrees are around 15-25% for the Portland/Vancouver Metro and 60-80% along the Columbia Gorge.
The potential for limited overnight relief in addition to the afternoon heat will r...