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

Hazardous Weather Conditions

Current conditions at

EW8320 Lostine (E8320)

Lat: 45.4625°NLon: 117.39133°WElev: 3437.0ft.

NA

87°F

31°C

Humidity 22%
Wind Speed WNW 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 44°F (7°C)
Visibility NA
Heat Index84°F (29°C)
Last update 21 Aug 11:07 AM PDT
Extended Forecast for

Wallowa OR

Heat Advisory August 21, 11:22am until August 21, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 21, 11:22am until August 21, 10:00pm

    NOW until 10:00pm Fri

    Heat Advisory

  • Today

    High: 99 °F

    Hot

  • Tonight

    Tonight: A slight chance of showers between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 8pm. Partly cloudy, with a low around 46. West wind around 6 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 46 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Today
Partly sunny and hot, with a high near 99. Light and variable wind.
Tonight
A slight chance of showers between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Saturday Night
A 20 percent chance of showers before 8pm. Partly cloudy, with a low around 46. West wind around 6 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 83. Calm wind becoming west 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wallowa OR
 45.57°N 117.52°W (Elev. 2999 ft)
Last Update:
10:01 am PDT Aug 21, 2026
Forecast Valid:
11am PDT Aug 21, 2026-6pm PDT Aug 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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