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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10 Miles N Mt Jefferson OR

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Tonight

Increasing Clouds

Increasing
Clouds

Low: 44 °F

Thursday

Gradual Clearing

Gradual
Clearing

High: 64 °F

Thursday
Night

Increasing Clouds

Increasing
Clouds

Low: 46 °F

Friday

Partly Sunny

Partly
Sunny

High: 65 °F

Friday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 46 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 70 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 47 °F

Sunday

Sunny

Sunny

High: 76 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 48 °F

Detailed Forecast

  • Tonight Increasing clouds, with a low around 44. West wind 8 to 10 mph.
  • Thursday Cloudy through mid morning, then gradual clearing, with a high near 64. West wind 7 to 10 mph.
  • Thursday Night Increasing clouds, with a low around 46. West wind 6 to 11 mph.
  • Friday Partly sunny, with a high near 65. Northwest wind 6 to 13 mph, with gusts as high as 18 mph.
  • Friday Night A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 46. North northwest wind 6 to 9 mph.
  • Saturday Mostly sunny, with a high near 70.
  • Saturday Night Partly cloudy, with a low around 47.
  • Sunday Sunny, with a high near 76.
  • Sunday Night Mostly clear, with a low around 48.
  • Monday Sunny, with a high near 70.
  • Monday Night Mostly clear, with a low around 49.
  • Tuesday Sunny, with a high near 78.
  • Tuesday Night Clear, with a low around 53.
  • Wednesday Sunny, with a high near 80.