Weather WorldLower Monumental Dam, WA Weather Forecast
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Lower Monumental Dam Weather Forecast
| REST OF TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | MONDAY | TUESDAY | WEDNESDAY |
 |  | |  |  | | | | |  |
| Smoke | Clearing | Smoke | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Chance of Showers |
| Lo: 63°FLo: 17°C | Hi: 87°FHi: 31°C | Lo: 53°FLo: 12°C | Hi: 83°FHi: 28°C | Lo: 53°FLo: 12°C | Hi: 77°FHi: 25°C Lo: 50°FLo: 10°C | Hi: 77°FHi: 25°C Lo: 50°FLo: 10°C | Hi: 80°FHi: 27°C Lo: 50°FLo: 10°C | Hi: 80°FHi: 27°C Lo: 50°FLo: 10°C | Hi: 77°FHi: 25°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 PM PDT Wed Aug 26 2026 
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Issued: 1005 PM PDT Wed Aug 26 2026
Key Messages
1. Temperatures today and Wednesday will remain above seasonal normal through Wednesday.
2. An upper level low approaching the region will bring increased winds today increasing fire weather concerns.
3. Continued southwest flow with breezy conditions through the remainder of the week into the weekend.
Discussion
... Current satellite shows mostly clear skies with a few lingering clouds. Conditions will remain dry and warm through the day today with increasing cloud cover later in the af...