Weather WorldPost Office Lake, WA 7-Day Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Post Office Lake Weather Forecast
Post Office Lake, WA Weather Forecast Date: 1127 PM PDT Sun Aug 16 2026
Weather forecast for Post Office Lake, WA
Tonight Lo: 59°F Lo: 15°C |
Tonight... Mostly cloudy. Lows in the upper 50s. Winds light. |
Mon Hi: 85°FHi: 29°C Lo: 59°F Lo: 15°C |
Monday... Mostly sunny. Highs in the mid 80s. Northwest wind 5 to 10 mph. |
| Tue Hi: 81°FHi: 27°C Lo: 55°F Lo: 13°C |
Tuesday... Mostly sunny. Highs in the lower 80s. Light and variable winds, becoming light in the afternoon. |
Wed Hi: 81°FHi: 27°C Lo: 59°F Lo: 15°C |
Wednesday... Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 80s. |
Thu Hi: 85°FHi: 29°C Lo: 59°F Lo: 15°C |
Thursday... Partly sunny in the morning, then clearing. Highs in the mid 80s. |
| Fri Hi: 81°FHi: 27°C Lo: 59°F Lo: 15°C |
Friday... Partly sunny. Highs in the lower 80s. |
| Sat Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Saturday... Mostly cloudy. Highs in the upper 70s. |
Post Office Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...