Wind
8 mph
NNW
Local Forecast
Grand Coulee, WA Weather Forecast & Alerts
Current conditions, 5-day forecast, active weather alerts for Grand Coulee, WA
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Hour-by-Hour Current Observation
Sunday 1:35 AM PDTSunday 1:35 AM
°F
°C
42°F
Clear
- 66° / 44° High / Low
- 37° Feels Like
- 0% Chance of Rain
UV Index
0
None
Humidity
52%
Dew 26°F
Sun
7:23 AM · 5:57 PM
Rise · Set
Source: OMAK (KOMK). Slider scrubs the next 12 hours.
5-Day Outlook
Through Thursday
Sunday
66° 44°
Forecast Missing
Overnight: Forecast Missing
Detailed forecast
Sunday
Mostly sunny, with a high near 66. Northeast wind around 3 mph.
Night
Mostly cloudy, with a low around 43. North wind around 3 mph.
Monday
66° 41°
Forecast Missing
Overnight: Forecast Missing
Detailed forecast
Monday
Mostly cloudy, with a high near 65. Northwest wind around 3 mph.
Night
Mostly cloudy, with a low around 41. Northwest wind around 3 mph.
Tuesday
69° 41°
Forecast Missing
Overnight: Forecast Missing
Detailed forecast
Tuesday
Sunny, with a high near 69.
Night
Mostly clear, with a low around 40.
Wednesday
69° 42°
Forecast Missing
Overnight: Forecast Missing
Detailed forecast
Wednesday
Sunny, with a high near 69.
Night
Mostly clear, with a low around 42.
Thursday
68° 42°
Forecast Missing
Overnight: Forecast Missing
Detailed forecast
Thursday
Mostly sunny, with a high near 68.
Night
Mostly cloudy, with a low around 42.
Grand Coulee, WA Weather Analysis Tools
Regional Radar
Composite reflectivity with Lightning overlay.
Regional Observations
Regional & historic weather conditions near Grand Coulee, WA.
Active Alerts
Per-location alert detail and NWS source feeds.
Storm Reports
Recent storm reports including wind, hail, and tornadoes.
Model Analysis
Interactive forecast model guidance.
Satellite Imagery
GOES-East and GOES-West, visible and infrared.