Weather WorldLower Monumental Dam, WA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Lower Monumental Dam, WA Weather Forecast
Lower Monumental Dam, WA Weather Forecast Date: 848 AM PDT Thu Aug 13 2026
The area/counties/county of: Lower Columbia Basin Of Washington, Cities.or toggle through each period.
Today... Sunny. Areas of smoke in the morning, then patchy smoke in the afternoon. Highs in the mid to upper 80s. North wind 5 to 10 mph.
Tonight... Mostly clear. Patchy smoke through the night. Lows in the upper 50s to lower 60s. North wind 5 to 10 mph. Gusts up to 20 mph overnight.
Friday... Sunny. Patchy smoke in the morning. Highs in the upper 80s to lower 90s. North wind 5 to 10 mph.
Friday Night... Partly cloudy. Lows in the upper 50s to lower 60s. North wind 5 to 10 mph.
Saturday... Partly cloudy. Highs in the lower 90s. Light wind.
Saturday Night... Partly cloudy. Lows in the mid 50s to lower 60s. Highs in the mid 80s to lower 90s.
Sunday... Partly cloudy. Lows in the mid 50s to lower 60s. Highs in the mid 80s to lower 90s.
Monday... Partly cloudy. Lows in the mid 50s to lower 60s. Highs in the mid 80s to lower 90s.
Tuesday... Partly cloudy. Lows in the mid 50s to lower 60s. Highs in the mid 80s to lower 90s.
POP = Probability of Precipitation
Lower Monumental Dam Radar Loop
Use the map search tool if you want to place a location marker on the radar map...