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

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

DW5434 Heppner (D5434)

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

NA

61°F

16°C

Humidity 59%
Wind Speed NW 3 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 15 Sep 03:00 PM PDT
Extended Forecast for

Lexington OR

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 47. North wind 5 to 8 mph becoming calm in the evening.

    Low: 47 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Sunny, with a high near 72. Light and variable wind becoming northeast 8 to 13 mph in the morning. Winds could gust as high as 24 mph.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. Northeast wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers after 11am. Partly sunny, with a high near 73. South wind around 5 mph becoming light and variable.

    High: 73 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 53. South wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 53 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

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

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Cloudy during the early evening, then gradual clearing, with a low around 47. North wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 72. Light and variable wind becoming northeast 8 to 13 mph in the morning. Winds could gust as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 49. Northeast wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Thursday
A 40 percent chance of showers after 11am. Partly sunny, with a high near 73. South wind around 5 mph becoming light and variable.
Thursday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 53. South wind 5 to 10 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lexington OR
 45.46°N 119.68°W (Elev. 1640 ft)
Last Update:
3:00 pm PDT Sep 15, 2026
Forecast Valid:
3pm PDT Sep 15, 2026-6pm PDT Sep 22, 2026
 
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Additional Resources

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Chance of Precipitation