National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Grant County Regional Airport (KGCD)

Lat: 44.40287°NLon: 118.96715°WElev: 3675.0ft.

Overcast

12°C

54°F

Humidity 67%
Wind Speed WSW 4 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 6°C (43°F)
Visibility 16 km
Last update 06 Sep 02:15 AM PDT
Extended Forecast for

John Day OR

  • Overnight

    Overnight: A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 7. Calm wind.

    Low: 7 °C

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 21. Calm wind becoming west 5 to 10 km/h in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    High: 21 °C

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 8. West wind 8 to 16 km/h. Chance of precipitation is 80%. New precipitation amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Low: 8 °C

    Showers

  • Labor Day

    Labor Day: Mostly cloudy, then gradually becoming sunny, with a high near 21. West wind 8 to 11 km/h.

    High: 21 °C

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 6. Calm wind.

    Low: 6 °C

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 26.

    High: 26 °C

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 8.

    Low: 8 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 30.

    High: 30 °C

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 11.

    Low: 11 °C

    Mostly Clear

Detailed Forecast

Overnight
A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 7. Calm wind.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 21. Calm wind becoming west 5 to 10 km/h in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Sunday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 8. West wind 8 to 16 km/h. Chance of precipitation is 80%. New precipitation amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Labor Day
Mostly cloudy, then gradually becoming sunny, with a high near 21. West wind 8 to 11 km/h.
Monday Night
Mostly clear, with a low around 6. Calm wind.
Tuesday
Sunny, with a high near 26.
Tuesday Night
Mostly clear, with a low around 8.
Wednesday
Sunny, with a high near 30.
Wednesday Night
Mostly clear, with a low around 11.
Thursday
Sunny, with a high near 31.
Thursday Night
Mostly clear, with a low around 12.
Friday
Mostly sunny, with a high near 26.
Friday Night
A chance of showers. Partly cloudy, with a low around 9.
Saturday
Mostly sunny, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
John Day OR
 44.42°N 118.95°W (Elev. 3205 m)
Last Update:
11:46 pm PDT Sep 5, 2026
Forecast Valid:
2am PDT Sep 6, 2026-6pm PDT Sep 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation