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

Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

DW5434 Heppner (D5434)

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

NA

37°F

3°C

Humidity 62%
Wind Speed W 7 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill32°F (0°C)
Last update 10 Mar 11:45 AM PDT
Extended Forecast for

Heppner OR

High Wind Watch March 11, 05:00pm until March 12, 11:00am
Click here for hazard details and duration
High Wind Watch

  • This Afternoon

    This Afternoon: A slight chance of rain and snow after 5pm. Partly sunny, with a high near 42. West wind around 13 mph, with gusts as high as 18 mph. Chance of precipitation is 10%.

    High: 42 °F

    Slight Chance
    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow, mainly between 8pm and 11pm. Snow level 2500 feet. Mostly cloudy, with a low around 34. Southwest wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 34 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 30 percent chance of rain after 11am. Snow level 2800 feet rising to 5100 feet in the afternoon. Cloudy, with a high near 55. Breezy, with a south wind 11 to 16 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 55 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 46. Breezy, with a southwest wind 23 to 25 mph, with gusts as high as 43 mph.

    Low: 46 °F

    Chance Rain
    and Breezy

  • Thursday

    Thursday: Rain likely, mainly after 11am. Cloudy, with a high near 55. Breezy, with a southwest wind 25 to 28 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Rain Likely
    and Breezy

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Friday

    Friday: A 40 percent chance of rain. Mostly cloudy, with a high near 58. Breezy.

    High: 58 °F

    Chance Rain
    and Breezy

  • Friday Night

    Friday Night: Rain likely before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 38. Chance of precipitation is 70%.

    Low: 38 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A slight chance of rain and snow before 11am. Snow level 3900 feet lowering to 2100 feet. Mostly sunny, with a high near 49. Chance of precipitation is 20%.

    High: 49 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

Detailed Forecast

This Afternoon
A slight chance of rain and snow after 5pm. Partly sunny, with a high near 42. West wind around 13 mph, with gusts as high as 18 mph. Chance of precipitation is 10%.
Tonight
A chance of rain and snow, mainly between 8pm and 11pm. Snow level 2500 feet. Mostly cloudy, with a low around 34. Southwest wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of rain after 11am. Snow level 2800 feet rising to 5100 feet in the afternoon. Cloudy, with a high near 55. Breezy, with a south wind 11 to 16 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 46. Breezy, with a southwest wind 23 to 25 mph, with gusts as high as 43 mph.
Thursday
Rain likely, mainly after 11am. Cloudy, with a high near 55. Breezy, with a southwest wind 25 to 28 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 50 percent chance of rain. Cloudy, with a low around 47.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 58. Breezy.
Friday Night
Rain likely before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 38. Chance of precipitation is 70%.
Saturday
A slight chance of rain and snow before 11am. Snow level 3900 feet lowering to 2100 feet. Mostly sunny, with a high near 49. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Mostly cloudy, with a high near 52.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 42.
Monday
Partly sunny, with a high near 66.
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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:
10:15 am PDT Mar 10, 2026
Forecast Valid:
12pm PDT Mar 10, 2026-6pm PDT Mar 16, 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