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

Heat in the Central U.S.; Heavy Rain Possible for South Texas; Monitoring Erin Tropical Impacts

Hot temperatures are forecast over the Plains and into the lower Mississippi River Valley Friday where Heat Advisories have been issued. Heavy rain from a disturbance in the western Gulf could bring flooding to south Texas. Erin could bring tropical storm conditions and heavy rain to Puerto Rico and the USVI this weekend with dangerous surf and rip currents impacting the western Atlantic Basin. Read More >

Current conditions at

DW5434 Heppner (D5434)

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

NA

64°F

18°C

Humidity 51%
Wind Speed SW 7 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 45°F (7°C)
Visibility NA
Last update 15 Aug 01:00 AM PDT
Extended Forecast for

Ione OR

  • Overnight

    Overnight: Partly cloudy, with a low around 62. Southwest wind 10 to 14 mph, with gusts as high as 28 mph.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 85. West wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 11pm. Widespread haze between 8pm and 2am. Increasing clouds, with a low around 64. West wind 7 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 64 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly before 11am. Mostly cloudy, with a high near 79. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 59. West wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 59 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 83.

    High: 83 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Partly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 11am. Mostly sunny, with a high near 84.

    High: 84 °F

    Slight Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 62. Southwest wind 10 to 14 mph, with gusts as high as 28 mph.
Friday
Mostly sunny, with a high near 85. West wind 10 to 14 mph, with gusts as high as 25 mph.
Friday Night
A 30 percent chance of showers after 11pm. Widespread haze between 8pm and 2am. Increasing clouds, with a low around 64. West wind 7 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Saturday
Showers likely, mainly before 11am. Mostly cloudy, with a high near 79. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 59. West wind 8 to 13 mph, with gusts as high as 22 mph.
Sunday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 83.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 60.
Monday
A 20 percent chance of showers before 11am. Mostly sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ione OR
 45.51°N 119.82°W (Elev. 1198 ft)
Last Update:
10:15 pm PDT Aug 14, 2025
Forecast Valid:
1am PDT Aug 15, 2025-6pm PDT Aug 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation