National Weather Service United States Department of Commerce

Severe weather possible for parts of northern Plains and mid/upper Mississippi River Valley

Severe thunderstorms are expected across portions of the northern Plains and upper Mississippi Valley Wednesday. Large hail and damaging winds will be the main threats with these storms, but a tornado or two could occur as well. Other strong to severe storms may occur from late afternoon into the overnight hours from the middle Mississippi Valley into the lower Ohio Valley.
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Current Conditions

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Grand Coulee WA

7 Day Forecast

For More Weather Information:

Spokane, WA Local Forecast Office

Overnight

Partly Cloudy

Partly
Cloudy

Low: 19 °C

Wednesday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 29 °C

Wednesday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 15 °C

Thursday

Mostly Sunny

Mostly
Sunny

High: 28 °C

Thursday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 13 °C

Friday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 27 °C

Friday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 12 °C

Saturday

Mostly Sunny

Mostly
Sunny

High: 28 °C

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 14 °C

Detailed Forecast

  • Overnight Partly cloudy, with a low around 19. West wind around 11 km/h.
  • Wednesday Isolated showers and thunderstorms after 11am. Partly sunny, with a high near 29. Northwest wind around 11 km/h. Chance of precipitation is 20%.
  • Wednesday Night A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 15. Northwest wind 8 to 11 km/h.
  • Thursday Mostly sunny, with a high near 28. Northwest wind 8 to 11 km/h becoming east in the morning.
  • Thursday Night A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 13. East wind around 8 km/h becoming north in the evening.
  • Friday A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 27. Chance of precipitation is 30%.
  • Friday Night A 30 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 12.
  • Saturday Mostly sunny, with a high near 28.
  • Saturday Night Partly cloudy, with a low around 14.
  • Sunday Mostly sunny, with a high near 28.
  • Sunday Night Mostly cloudy, with a low around 17.
  • Monday Mostly sunny, with a high near 29.
  • Monday Night Mostly clear, with a low around 17.
  • Tuesday Sunny, with a high near 29.