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

DW5434 Heppner (D5434)

Lat: 45.24967°NLon: 119.73117°WElev: 2600.0ft.

NA

50°F

10°C

Humidity 43%
Wind Speed NE 5 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill48°F (9°C)
Last update 17 Apr 05:45 PM PDT
Extended Forecast for

Heppner OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Northeast wind around 6 mph becoming southeast after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 67. Southeast wind around 7 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. Northeast wind 7 to 9 mph becoming southeast in the evening.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 71. Southeast wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 18 mph.

    High: 71 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. Northeast wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 21 mph.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after 11am. Partly sunny, with a high near 71.

    High: 71 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. Northeast wind around 6 mph becoming southeast after midnight.
Saturday
Partly sunny, with a high near 67. Southeast wind around 7 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 45. Northeast wind 7 to 9 mph becoming southeast in the evening.
Sunday
Partly sunny, with a high near 71. Southeast wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 50. Northeast wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 21 mph.
Monday
Partly sunny, with a high near 74.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
A 30 percent chance of rain after 11am. Partly sunny, with a high near 71.
Tuesday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Wednesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 54. Breezy.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 39.
Thursday
A chance of rain. Partly sunny, with a high near 54.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Heppner OR
 45.34°N 119.56°W (Elev. 2129 ft)
Last Update:
3:36 pm PDT Apr 17, 2026
Forecast Valid:
6pm PDT Apr 17, 2026-6pm PDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation