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

Heavy to Excessive Rainfall for the Southwest U.S.; Watching for Possible East Coast Storm

Thunderstorms and a chance for some isolated flash flooding will continue today in the Southwest U.S. before an influx of tropical moisture from Priscilla brings widespread heavy rainfall and a flash flooding threat late this week into this weekend. A coastal storm may develop off the southeast U.S. coast Friday night and drift north just off the Mid-Atlantic coast through the weekend. Read More >

Current conditions at

DW5434 Heppner (D5434)

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

NA

71°F

22°C

Humidity 27%
Wind Speed S 9 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 35°F (2°C)
Visibility NA
Last update 08 Oct 11:00 AM PDT
Extended Forecast for

Lonerock OR

  • Today

    Today: Sunny, with a high near 73. West wind 7 to 9 mph becoming north in the afternoon.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 46. North wind 5 to 7 mph becoming calm in the evening.

    Low: 46 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 11am. Sunny, with a high near 70. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 70 °F

    Slight Chance
    Showers then
    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 47. Northeast wind 5 to 8 mph becoming calm in the evening.

    Low: 47 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly after 11am. Partly sunny, with a high near 64. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 64 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 11am. Partly sunny, with a high near 54. Chance of precipitation is 70%.

    High: 54 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely. Mostly cloudy, with a low around 38. Chance of precipitation is 70%.

    Low: 38 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely. Partly sunny, with a high near 49. Chance of precipitation is 70%.

    High: 49 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 73. West wind 7 to 9 mph becoming north in the afternoon.
Tonight
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 46. North wind 5 to 7 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers before 11am. Sunny, with a high near 70. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Thursday Night
A 30 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 47. Northeast wind 5 to 8 mph becoming calm in the evening.
Friday
A 30 percent chance of showers, mainly after 11am. Partly sunny, with a high near 64. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 42.
Saturday
Showers likely, mainly after 11am. Partly sunny, with a high near 54. Chance of precipitation is 70%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 38. Chance of precipitation is 70%.
Sunday
Showers likely. Partly sunny, with a high near 49. Chance of precipitation is 70%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 38.
Columbus Day
A chance of showers. Partly sunny, with a high near 50.
Monday Night
A chance of showers. Partly cloudy, with a low around 37.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lonerock OR
 45.08°N 119.89°W (Elev. 2992 ft)
Last Update:
10:15 am PDT Oct 8, 2025
Forecast Valid:
11am PDT Oct 8, 2025-6pm PDT Oct 14, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation