National Weather Service United States Department of Commerce

A stalled frontal boundary and ample monsoonal moisture will lead to flash flood potential from the Great Basin to the Great Plains tonight and Tuesday

A stalled frontal boundary will set up along the southern and central Rockies for the next couple of days providing focus for showers and thunderstorms. In addition, ample monsoonal moisture will stream in across the southwest bringing enough moisture to introduce a flash flood threat from the Great Basin and Southwest eastward across the central and southern Rockies into the adjacent Plains.
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Current Conditions

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19 Miles NNE Imnaha OR

7 Day Forecast

For More Weather Information:

Pendleton, OR Local Forecast Office

Overnight

Partly Cloudy

Partly
Cloudy

Low: 71 °F

Tuesday

Hot

Hot

High: 102 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 71 °F

Wednesday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 98 °F

Wednesday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 69 °F

Thursday

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

High: 99 °F

Thursday
Night

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

Low: 66 °F

Friday

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

High: 99 °F

Friday
Night

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

Low: 68 °F

Detailed Forecast

  • Overnight Partly cloudy, with a low around 71. Light west wind.
  • Tuesday Mostly sunny and hot, with a high near 102. Calm wind becoming north around 5 mph in the afternoon.
  • Tuesday Night Partly cloudy, with a low around 71. North wind 5 to 8 mph becoming calm in the evening.
  • Wednesday A 20 percent chance of showers and thunderstorms after 11am. Partly sunny and hot, with a high near 98. Calm wind becoming north around 5 mph in the afternoon.
  • Wednesday Night A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 69. North wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
  • Thursday A slight chance of showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 99.
  • Thursday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66.
  • Friday A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 99.
  • Friday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68.
  • Saturday A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100.
  • Saturday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68.
  • Sunday A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 101.
  • Sunday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67.
  • Monday A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100.