Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

Current conditions at

DW5434 Heppner (D5434)

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

NA

52°F

11°C

Humidity 84%
Wind Speed WNW 4 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 47°F (8°C)
Visibility NA
Last update 06 Sep 04:15 AM PDT
Extended Forecast for

Heppner OR

  • Overnight

    Overnight: Showers likely after 5am.  Cloudy, with a low around 50. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before 11am.  Mostly cloudy, with a high near 63. Calm wind becoming northwest 5 to 8 mph in the morning.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers, mainly before 8pm.  Mostly cloudy, with a low around 50. Light and variable wind becoming southwest 6 to 11 mph in the evening. Winds could gust as high as 22 mph.

    Low: 50 °F

    Chance
    Showers

  • Labor Day

    Labor Day: Mostly sunny, with a high near 70. West wind 13 to 16 mph, with gusts as high as 31 mph.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. West wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 21 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers likely after 5am. Cloudy, with a low around 50. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely, mainly before 11am. Mostly cloudy, with a high near 63. Calm wind becoming northwest 5 to 8 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 40 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 50. Light and variable wind becoming southwest 6 to 11 mph in the evening. Winds could gust as high as 22 mph.
Labor Day
Mostly sunny, with a high near 70. West wind 13 to 16 mph, with gusts as high as 31 mph.
Monday Night
Mostly clear, with a low around 48. West wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 57.
Friday
Mostly sunny, with a high near 75.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Heppner OR
 45.34°N 119.56°W (Elev. 2129 ft)
4:01 am PDT Sep 6, 2026
4am PDT Sep 6, 2026-6pm PDT Sep 12, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database