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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

EW8320 Lostine (E8320)

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

NA

72°F

22°C

Humidity 100%
Wind Speed E 1 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 72°F (22°C)
Visibility NA
Last update 18 Mar 02:54 PM PDT
Extended Forecast for

Lostine OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Light and variable wind.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70. Calm wind becoming west around 5 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 39. West wind around 6 mph becoming calm in the evening.

    Low: 39 °F

    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. Light and variable wind.
Thursday
Mostly sunny, with a high near 70. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 39. West wind around 6 mph becoming calm in the evening.
Saturday
A 50 percent chance of rain. Partly sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 24.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
Partly sunny, with a high near 57.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Tuesday
A chance of rain. Mostly cloudy, with a high near 59.
Tuesday Night
Rain and snow likely. Mostly cloudy, with a low around 34.
Wednesday
A chance of rain and snow. Mostly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lostine OR
 45.5°N 117.44°W (Elev. 3350 ft)
Last Update:
2:30 pm PDT Mar 18, 2026
Forecast Valid:
3pm PDT Mar 18, 2026-6pm PDT Mar 25, 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