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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

DW5434 Heppner (D5434)

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

NA

64°F

18°C

Humidity 39%
Wind Speed SSW 5 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 38°F (3°C)
Visibility NA
Last update 17 Mar 06:00 PM PDT
Extended Forecast for

Heppner OR

  • Tonight

    Tonight: Partly cloudy, with a low around 48. West wind 6 to 9 mph becoming south in the evening.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 71. South wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 71 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 51. Northwest wind 5 to 8 mph becoming south after midnight.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 75. South wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph.

    High: 75 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52. West wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 48. West wind 6 to 9 mph becoming south in the evening.
Wednesday
Partly sunny, with a high near 71. South wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Wednesday Night
Mostly cloudy, with a low around 51. Northwest wind 5 to 8 mph becoming south after midnight.
Thursday
Partly sunny, with a high near 75. South wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Thursday Night
Mostly cloudy, with a low around 52. West wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.
Friday
Partly sunny, with a high near 75.
Friday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Partly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Partly sunny, with a high near 57.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 41.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Heppner OR
 45.34°N 119.56°W (Elev. 2129 ft)
Last Update:
4:15 pm PDT Mar 17, 2026
Forecast Valid:
6pm PDT Mar 17, 2026-6pm PDT Mar 24, 2026
 
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Additional Resources

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