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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Alturas CA

7 Day Forecast

For More Weather Information:

Medford, OR Local Forecast Office

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 14 °C

Tuesday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 27 °C

Tuesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 12 °C

Wednesday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 30 °C

Wednesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 12 °C

Thursday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 33 °C

Thursday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 13 °C

Friday

Chance Thunderstorms

Chance
Thunderstorms

High: 33 °C

Friday
Night

Chance Thunderstorms

Chance
Thunderstorms

Low: 13 °C

Detailed Forecast

  • Tonight Mostly cloudy, with a low around 14. West wind 11 to 16 km/h decreasing to 5 to 10 km/h after midnight.
  • Tuesday A 20 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 27. Light west wind increasing to 6 to 11 km/h in the afternoon.
  • Tuesday Night A 30 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 12. West southwest wind 16 to 21 km/h becoming east 5 to 10 km/h in the evening. Winds could gust as high as 32 km/h.
  • Wednesday A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 30. Calm wind becoming west southwest 5 to 10 km/h in the afternoon.
  • Wednesday Night A 30 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 12. West wind 11 to 16 km/h becoming light southwest in the evening.
  • Thursday A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 33.
  • Thursday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 13. Chance of precipitation is 20%.
  • Friday A chance of showers and thunderstorms. Mostly sunny, with a high near 33.
  • Friday Night A chance of showers and thunderstorms. Partly cloudy, with a low around 13.
  • Saturday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 33.
  • Saturday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 12.
  • Sunday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 32.
  • Sunday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 12.
  • Monday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 32.