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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5 Miles SW Lostine OR

7 Day Forecast

For More Weather Information:

Pendleton, OR Local Forecast Office

Tonight

Mostly Clear

Mostly
Clear

Low: 47 °F

Thursday

Sunny

Sunny

High: 71 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 44 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 65 °F

Friday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 48 °F

Saturday

Chance Showers

Chance
Showers

High: 67 °F

Saturday
Night

Chance Showers

Chance
Showers

Low: 50 °F

Sunday

Slight Chance Showers

Slight Chc
Showers

High: 71 °F

Sunday
Night

Slight Chance Showers

Slight Chc
Showers

Low: 53 °F

Detailed Forecast

  • Tonight Mostly clear, with a low around 47. West wind 3 to 7 mph.
  • Thursday Sunny, with a high near 71. Northwest wind 3 to 8 mph.
  • Thursday Night Partly cloudy, with a low around 44. West wind 5 to 7 mph becoming calm in the evening.
  • Friday A 40 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 65. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.
  • Friday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. North wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 50%. 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 67.
  • Saturday Night A chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 50.
  • Sunday A slight chance of showers. Mostly sunny, with a high near 71.
  • Sunday Night A slight chance of showers. Partly cloudy, with a low around 53.
  • Monday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 72.
  • Monday Night A slight chance of showers and thunderstorms. Mostly clear, with a low around 52.
  • Tuesday Sunny, with a high near 74.
  • Tuesday Night Mostly clear, with a low around 54.
  • Wednesday Sunny, with a high near 77.