McKay, Oregon Weather
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Click for Extreme Heat Warning for McKay, Oregon
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Weather Forecast for McKay, Oregon : Umatilla County
Issued: 10:52 pm PDT Sep 2, 2025 Latitude: 45.4995738 Longitude: -118.6158049 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Mostly Clear on Overnight Mostly Sunny on Wednesday Mostly Sunny on Thursday Sunny on Friday 40% chance of thunderstorms on Saturday 20% chance of thunderstorms on Sunday 20% chance of on Monday 20% chance of on Tuesday
Low: 63°F High: 100°F High: 97°F High: 95°F High: 87°F High: 84°F High: 83°F High: 77°F
Low: 65°F Low: 62°F Low: 61°F Low: 56°F Low: 55°F Low: 52°F  
Mostly Clear Mostly Sunny Mostly Sunny Sunny Thunderstorms Thunderstorms Partly Sunny Partly Sunny
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Current Conditions at
PENDLETON - (KPDT)
70°
Clear
as of 12:53 AM PDST
Rel. Humidity: 37%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
8 MPH
110° East
Cloud Level(s): Clear
Current Conditions at
LA GRANDE - (KLGD)
66°
Clear
as of 12:56 AM PDST
Rel. Humidity: 45%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
3 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
WALLA WALLA - (KALW)
73°
Clear
as of 12:53 AM PDST
Rel. Humidity: 29%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
8 MPH
080° East
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 63. Calm wind.
Mostly Sunny on Wednesday Wednesday... Mostly sunny and hot, with a high near 100. Calm wind becoming northwest around 6 mph in the afternoon.
Cloudy on Wednesday Night Wednesday Night... Widespread haze before 11pm. Partly cloudy, with a low around 65. Northwest wind around 6 mph becoming calm in the evening.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 97. Calm wind becoming northwest around 6 mph in the afternoon.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 62. North wind around 6 mph becoming calm in the evening.
Sunny on Friday Friday... Sunny, with a high near 95.
20% chance of rain Friday Night Friday Night... A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 61.
40% chance of thunderstorms Saturday Saturday... A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 87. Chance of precipitation is 40%.
40% chance of thunderstorms Saturday Night Saturday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
20% chance of thunderstorms Sunday Sunday... A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 84.
10% chance of rain Sunday Night Sunday Night... A slight chance of showers. Mostly cloudy, with a low around 55.
20% chance of Monday Monday... A chance of showers. Partly sunny, with a high near 83.
20% chance of rain Monday Night Monday Night... A chance of showers. Mostly cloudy, with a low around 52.
20% chance of Tuesday Tuesday... A chance of showers. Partly sunny, with a high near 77.
Current Radar Image


Sun Almanac for McKay, Oregon
Sunrise: 06:19 AM
Sunset: 7:28 PM
Civil Sunrise:05:49 AM
Civil Sunset: 7:59 PM
Nautical Sunrise: 05:12 AM
Nautical Sunset: 8:35 PM
Astro Sunrise: 04:34 AM
Astro Sunset: 9:14 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.