Weather WorldMichael Reservoir, OR Weather Forecast
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Michael Reservoir Weather Forecast
| OVERNIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  | |  |  |  |  | | | | | |
| Partly Cloudy | Cloudy | Clearing | Mostly Sunny | Patchy Fog | Clearing | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny |
| Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 80°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 89°FHi: 32°C | Lo: 55°FLo: 13°C | Hi: 85°FHi: 29°C | Lo: 55°FLo: 13°C | Hi: 80°FHi: 27°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1128 PM PDT Thu Aug 20 2026 
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Michael Reservoir Forecast Discussion
Issued: 1010 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...