National Weather Service United States Department of Commerce

Oppressive heat and humidity building into the central and southeast U.S.

A heat wave is building into parts of the central and southeast U.S. this week. The combination of heat and humidity will lead to dangerous heat indices, especially in parts of the central Mississippi River Valley where an Excessive Heat Warning is in effect. Heat Advisories are in effect elsewhere across the region. Relief is not expected for several days.
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Current Conditions

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8 Miles S Lostine OR

7 Day Forecast

For More Weather Information:

Pendleton, OR Local Forecast Office

Tonight

Mostly Clear

Mostly
Clear

Low: 42 °F

Thursday

Sunny

Sunny

High: 57 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 40 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 52 °F

Friday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 42 °F

Saturday

Chance Showers

Chance
Showers

High: 54 °F

Saturday
Night

Chance Showers

Chance
Showers

Low: 45 °F

Sunday

Slight Chance Showers

Slight Chc
Showers

High: 58 °F

Sunday
Night

Slight Chance Showers

Slight Chc
Showers

Low: 48 °F

Detailed Forecast

  • Tonight Mostly clear, with a low around 42. West wind 5 to 8 mph.
  • Thursday Sunny, with a high near 57. Calm wind becoming northwest around 6 mph in the afternoon.
  • Thursday Night Partly cloudy, with a low around 40. West wind 5 to 8 mph.
  • Friday A 50 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 52. North wind 5 to 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Friday Night Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 42. North wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Saturday A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 54.
  • Saturday Night A chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 45.
  • Sunday A slight chance of showers. Mostly sunny, with a high near 58.
  • Sunday Night A slight chance of showers. Mostly cloudy, with a low around 48.
  • Monday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 58.
  • Monday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 47.
  • Tuesday Sunny, with a high near 61.
  • Tuesday Night Mostly clear, with a low around 49.
  • Wednesday Sunny, with a high near 65.