10-Day Weather Forecast - Grand Coulee, WA
- |31°F50% Chance Frozen MixHourly details
Tonight
31°FMostly cloudy with a chance of rain-snow mix. Chance of precipitation 50%. Low temperature around 31F. Dew point will be around 33F with an average humidity of 94%. Winds will be 2 mph from the S.
Weekend Weather
- 45|32°FWindyHourly details
Day
45°FSunny. Highs in the 40s. Windy. Northwest wind 15 to 25 mph with gusts up to 35 mph.
Night
32°FPartly cloudy. Lows in the mid to upper 20s. Northwest wind 5 to 15 mph. Gusts up to 30 mph in the evening.
- 45|38°FPartly SunnyHourly details
Day
45°FPartly sunny. Highs in the 40s. Southeast wind 5 to 10 mph.
Night
38°FCloudy with a chance of rain or snow. Lows in the 30s. Southeast wind 5 to 10 mph. Chance of precipitation 50 percent.
- 55|45°FMostly CloudyHourly details
Day
55°FMostly cloudy. Not as cool. Highs in the mid 50s to lower 60s. South wind 5 to 10 mph with gusts up to 20 mph.
Night
45°FMostly cloudy. Lows in the lower to mid 40s. Highs in the mid to upper 60s.
- 65|50°FMostly CloudyHourly details
Day
65°FMostly cloudy. Lows in the lower to mid 40s. Highs in the mid to upper 60s.
Night
50°FMostly cloudy with a 20 percent chance of rain. Lows in the mid 40s to lower 50s. Highs in the mid 60s to lower 70s.
- 66|52°FMostly CloudyHourly details
Day
66°FMostly cloudy with a 20 percent chance of rain. Lows in the mid 40s to lower 50s. Highs in the mid 60s to lower 70s.
Night
52°FMostly cloudy with a 20 percent chance of rain. Lows in the mid 40s to lower 50s. Highs in the mid 60s to lower 70s.
- 67|48°FMostly CloudyHourly details
Day
67°FMostly cloudy with a 20 percent chance of rain. Lows in the mid 40s to lower 50s. Highs in the mid 60s to lower 70s.
Night
48°FMostly cloudy. Lows in the upper 40s. Highs in the upper 60s to lower 70s.
- 68|49°FMostly Cloudy
Day
68°FMostly cloudy. Lows in the upper 40s. Highs in the upper 60s to lower 70s.
Night
49°FPartly cloudy. Low temperature around 49F. Dew point will be around 44F with an average humidity of 65%. Winds will be 6 mph from the SW.
Weekend Weather
- 62|41°FPartly Cloudy
Day
62°FPartly cloudy. High temperature around 62F. Dew point will be around 40F with an average humidity of 56%. Winds will be 9 mph from the SW.
Night
41°FClear. Low temperature around 41F. Dew point will be around 34F with an average humidity of 57%. Winds will be 5 mph from the SW.
- 57|40°FMostly Sunny
Day
57°FMostly sunny. High temperature around 57F. Dew point will be around 32F with an average humidity of 48%. Winds will be 4 mph from the SW.
Night
40°FClear. Low temperature around 40F. Dew point will be around 31F with an average humidity of 54%. Winds will be 4 mph from the SW.
- 54|37°FPartly Cloudy
Day
54°FPartly cloudy. High temperature around 54F. Dew point will be around 29F with an average humidity of 46%. Winds will be 6 mph from the SW.
Night
37°FCloudy. Low temperature around 37F. Dew point will be around 25F with an average humidity of 49%. Winds will be 3 mph from the SW.













