Weather WorldCoulee Lake, WA Weather Forecast
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Coulee Lake Weather Forecast
| REST OF TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | SATURDAY | SUNDAY | MONDAY |
 | | |  |  | | | | | |
| Hazy | Hazy | Hazy | Sunny | Clear | Clear | Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Lo: 50°FLo: 10°C | Hi: 86°FHi: 30°C | Lo: 56°FLo: 13°C | Hi: 93°FHi: 34°C | Lo: 60°FLo: 16°C | Hi: 97°FHi: 36°C Lo: 60°FLo: 16°C | Hi: 97°FHi: 36°C Lo: 60°FLo: 16°C | Hi: 90°FHi: 32°C Lo: 56°FLo: 13°C | Hi: 90°FHi: 32°C Lo: 56°FLo: 13°C | Hi: 90°FHi: 32°C Lo: 56°FLo: 13°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1146 PM PDT Mon Aug 03 2026 
Coulee Lake Radar Loop
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